SubTitle22a-450-1_22a-450-6. Release Reporting Regulations  


Sec. 22a-450-1. General Provisions
Latest version.

(a) Applicability.

The release reporting regulations apply to the release of a reportable material after March 4, 2022.

(b) Retention of Commissioner Authority.

Nothing in the release reporting regulations shall affect the commissioner’s authority under any other statute or regulation, including, but not limited to, the commissioner’s authority to issue an order, initiate or require any other action to prevent or abate a release or a potential source of a release, or take any other action authorized by law.

(c) Definitions.

As used in the release reporting regulations:

(1) “Biofuels” means a type of energy or fuel derived from renewable plant and animal materials, including, but not limited to, ethanol, biodiesel (vegetable oils and liquid animal fats), green diesel (derived from algae and other plant sources) and biogas (methane derived from animal manure and other digested organic material);

(2) “Chemical liquid” means any chemical, chemical solution or chemical mixture in liquid form;

(3) “Commissioner” means the Commissioner of Energy and Environmental Protection or the commissioner’s designee;

(4) “Department” means the Department of Energy and Environmental Protection;

(5) “Diesel fuel” means a liquid fuel used or intended for use in diesel engines;

(6) “Domestic sewage” means sewage that consists of water and human excretions or other waterborne wastes incidental to the occupancy of a building, but does not include manufacturing process water, cooling water, wastewater from water softening equipment, commercial laundry wastewater, blowdown from heating or cooling equipment, water from cellar or floor drains or surface water from roofs, paved surfaces or yard drains;

(7) “Environment” means waters of the state, land surface, subsurface strata or air, both indoors and outdoors;

(8) “Explosion” means a violent and destructive shattering or blowing apart of something;

(9) “Explosives” has the same meaning as provided for in section 29-343 of the Connecticut General Statutes;

(10) “Facility” means any site or area, building, structure, installation, equipment, machine, pipe or pipeline, well, pit, pond, lagoon, impoundment, ditch, landfill, or storage container, located in, on, or under any land or waters of the state;

(11) “Flammable liquid” means any liquid having a flashpoint at or below 199.4 °F (93 °C);

(12) “Food products” means potable water and material usually of plant or animal origin that contains essential nutrients such as carbohydrates, fats, proteins, vitamins or minerals, and is ingested and assimilated by an organism to produce energy, stimulate growth and maintain life;

(13) “Halogenated solvents” means volatile organic compounds with a boiling point of less than 482 degrees °F and at least one (1) covalently-bonded halogen atom;

(14) “Hazard” means a serious, unexpected, and often dangerous situation requiring immediate action, including, but not limited to, the evacuation of an area;

(15) “Hazardous chemicals” has the same meaning as provided for in section 22a-448 of the Connecticut General Statutes;

(16) “Hazardous materials” has the same meaning as provided for in 49 USC 5102(2);

(17) “Hazardous waste” means any waste material which may pose a present or potential hazard to human health or the environment when improperly handled, treated, stored, transported or disposed of or otherwise managed including hazardous waste identified in accordance with section 3001 of the Resource Conservation and Recovery Act of 1976, 42 USC 6901 et seq.;

(18) “Immediately” means as soon as possible after the discovery of a release, however, not later than one (1) hour after such discovery;

(19) “Imminent release” means the existence of a condition that presents a substantial likelihood that a release may occur, including, but not limited to, an accident or malfunction such as a derailed railcar or overturned tractor trailer or cargo tanks, or containers in poor or compromised condition;

(20) “Impermeable” means not allowing a reportable material to pass through in order to prevent migration or seepage;

(21) “License” means the whole or part of any agency permit, certificate, approval, registration, charter or similar form of permission required by law;

(22) “Liquefied petroleum gas” has the same meaning as provided for in section 43-36 of the Connecticut General Statutes;

(23) “Motor vehicle” means any vehicle propelled or drawn by any non-muscular power;

(24) “Oil or petroleum” means oil or petroleum of any kind or in any form, including, but not limited to, crude oil or fractions thereof, refined petroleum or fractions thereof, biofuels, waste oils, mineral oils, dielectric fluids and distillation products such as heating oils, diesel fuels, fuel oil, kerosene, naphtha, gasoline, and lubricating and hydraulic oils;

(25) “Operator” means a person in control of, or having responsibility for, the operation of a facility, vehicle used for transport, or stationary or non-stationary devices or equipment, including, but not limited to, transformers and hydraulic lifts;

(26) “PCBs” or “PCB” means the class of organic compounds known as polychlorinated biphenyls or terphenyls and includes any of several compounds produced by replacing two (2) or more hydrogen atoms on the biphenyl or terphenyl molecule with chlorine;

(27) “Person” means any individual, firm, partnership, association, syndicate, company, trust, corporation, limited liability company, municipality, agency or political or administrative subdivision of the state, the federal government or other legal entity of any kind and any officer or governing or managing body of any partnership, association, firm or corporation or any member or manager of a limited liability company;

(28) “Person required to report a release” means any of the following:

(A) An operator;

(B) Any person whose act or omission results, or has resulted in, a release or an imminent release;

(C) Any person who owns or controls any reportable material which is released or which is creating an imminent release; or

(D) Any person who transports, or is responsible for the transportation of, the reportable material released or an imminent release;

(29) “Pesticide” means any substance or mixture of substances intended for preventing, destroying, repelling, or mitigating any pest, or intended for use as a plant regulator, defoliant or desiccant;

(30) “Prohibited pesticide” means a pesticide: (A) identified in section 22a-66-2(a) of the Regulations of Connecticut State Agencies, (B) suspended or cancelled pursuant to 7 USC 136d, either voluntarily or by the United States Environmental Protection Agency, or (C) cancelled by the commissioner pursuant to section 22a-52 of the Connecticut General Statutes;

(31) “Properly trained personnel” means a person who has successfully completed the training pursuant to 29 CFR 1910.120 and 29 CFR 1910.1200, and who has also achieved competence in the use of emergency equipment and emergency procedures, spill response equipment, and mitigation, containment, and removal techniques;

(32) “Radioactive materials” means any solid, liquid or gas, that emits ionizing radiation spontaneously;

(33) “Release” means the discharge, spillage, uncontrolled loss, seepage or filtration, including but not limited to, any spilling, leaking, pumping, pouring, emitting, emptying, injecting, escaping, leaching, dumping or disposing, of a reportable material into the environment, a secondary containment system or into a building or structure, whether intended, unintended or by accident, negligence or otherwise;

(34) “Release reporting regulations” means sections 22a-450-1 to 22a-450-6, inclusive, of the Regulations of Connecticut State Agencies;

(35) “Reportable material” means any of the following: a chemical liquid, a solid, liquid or gaseous product, hazardous waste, or oil or petroleum, in any form, i.e., solid, liquid, semi-solid or gaseous. “Reportable material” does not include radioactive materials, potable water or water vapor;

(36) “Reportable quantity” means that quantity of a reportable material the release of which shall be reported to the commissioner pursuant to section 22a-450-2 of the Regulations of Connecticut State Agencies and if the reportable material released is a liquid or compressed gas, the reportable quantity is stated in gallons; if the reportable material released is a solid or uncompressed gas, the reportable quantity is stated in pounds;

(37) “Restricted use pesticide” means any pesticide that is either listed in 40 CFR Part 152.175, noted as a restricted use pesticide on the product label, or classified by the commissioner for restricted use pursuant to section 22a-50 the Connecticut General Statues;

(38) “Secondary containment system” means a system serving one (1) or more primary storage containers or tanks that is designed, installed and operated to collect and contain a release of a reportable material in the event of loss of the integrity or failure of the primary containment;

(39) “Solid, liquid or gaseous products” means any substance or material including, but not limited to, hazardous chemicals, flammable liquids, explosives, liquefied petroleum gas, hazardous materials, or hazardous substances designated in accordance with section 311 of the federal Water Pollution Control Act, designated at 40 CFR 116.4;

(40) “Underground storage tank system” means one (1) or a combination of tanks (including underground pipes connected thereto) and any associated ancillary equipment and containment system, including, but not limited to, residential underground storage tank systems that is used or designed to contain an accumulation of reportable materials and the volume of which (including the volume of underground pipes connected thereto) is ten (10) percent or more (A) beneath the surface of the ground or (B) covered with earthen materials;

(41) “Vehicles used for transport” means any motor vehicle, aircraft, vessel or railroad car used, or intended to be used, to transport persons or cargo, including, but not limited to, rolling stock, drones, or trailers;

(42) “Vessel” means every description of watercraft, other than a seaplane on water, used or capable of being used as a means of transportation on water;

(43) “Waste oil” means oil which is no longer suitable for the services for which it was manufactured due to the presence of impurities or a loss of original properties, including, but not limited to, crude oil, fuel oil, lubricating oil, kerosene, diesel fuels, cutting oil, emulsions, hydraulic oils, polychlorinated biphenyls and other halogenated oils that have been discarded as waste or are recovered from oil separators, oil spills, tank bottoms or other sources;

(44) “Waters of the state” means all tidal waters, harbors, estuaries, rivers, brooks, watercourses, waterways, wells, springs, lakes, ponds, marshes, drainage systems and all other surface or underground streams, bodies or accumulations of water, natural or artificial, public or private, which are contained within, flow through or border upon this state or any portion thereof;

(45) “Water supply well” means an artificial excavation, constructed by any method, for the purpose of getting water for drinking or other domestic use; and

(46) “Wetland” means:

(A) those areas which border on or lie beneath tidal waters, such as, but not limited to banks, bogs, salt marsh, swamps, meadows, flats, or other low lands subject to tidal action, including those areas now or formerly connected to tidal waters, and whose surface is at or below an elevation of one foot above local extreme high water; and upon which may grow or be capable of growing some, but not necessarily all, of the following: Salt meadow grass (Spartina patens), spike grass (Distichlis spicata), black grass (Juncus gerardi), saltmarsh grass (Spartina alterniflora), saltworts (Salicornia Europaea, and Salicornia bigelovii), sea lavender (Limonium carolinianum), saltmarsh bulrushes (Scirpus robustus and Scirpus paludosus var. atlanticus), sand spurrey (Spergularia marina), switch grass (Panicum virgatum), tall cordgrass (Spartina pectinata), high-tide bush (Iva frutescens var. oraria), cattails (Typha angustifolia, and Typha latifolia), spike rush (Eleocharis rostellata), chairmaker’s rush (Scirpus americana), bent grass (Agrostis palustris), and sweet grass (Hierochloe odorata), royal fern (Osmunda regalis), interrupted fern (Osmunda claytoniana), cinnamon fern (Osmunda cinnamomea), sensitive fern (Onoclea sensibilis), marsh fern (Dryopteris thelypteris), bur-reed family (Sparganium eurycarpum, Sparganium androcladum, Sparganium americanum, Sparganium chlorocarpum, Sparganium angustifolium, Sparganium fluctuans, Sparganium minimum), horned pondweed (Zannichellia palustris), water-plantain (Alisma triviale), arrowhead (Sagittaria subulata, Sagittaria graminea, Sagittaria eatoni, Sagittaria engelmanniania), wild rice (Zizania aquatica), tuckahoe (Peltandra virginica), water-arum (Calla palustris), skunk cabbage (Symplocarpus foetidus), sweet flag (Acorus calamus), pickerelweed (Pontederia cordata), water stargrass (Heteranthera dubia), soft rush (Juncus effusus), false hellebore (Veratrum viride), slender blue flag (Iris prismatica pursh), blue flag (Iris versicolor), yellow iris (Iris pseudacorus), lizard’s tail (Saururus cernuus), speckled alder (Alnus rugosa), common alder (Alnus serrulata), arrow-leaved tearthumb (Polygonum sagittatum), halberd-leaved tearthumb (Polygonum arifolium), spatter-dock (Nuphar variegatum nuphar advena), marsh marigold (Caltha palustris), swamp rose (Rosa palustris), poison ivy (Rhus radicans), poison sumac (Rhus vernix), red maple (Acer rubrum), jewelweed (Impatiens capensis), marshmallow (Hibiscus palustris), loosestrife (Lythrum alatum, lythrum salicaria), red osier (Cornus stolonifera), red willow (Cornus amomum), silky dogwood (Cornus obliqua), sweet pepper-bush (Clethra alnifolia), swamp honeysuckle (Rhododendron viscosum), high-bush blueberry (Vaccinium corymbosum), cranberry (Vaccinium macrocarpon), sea lavender (Limonium nashii), climbing hemp-weed (Mikania scandens), joe pye weed (Eupatorium purpureum), joe pye weed (Eupatorium maculatum), thoroughwort (Eupatorium perfoliatum); or

(B) land, including submerged land, not regulated pursuant to sections 22a-28 to 22a-35, inclusive, of the Connecticut General Statutes which consists of any of the soil types designated as poorly drained, very poorly drained, alluvial, and floodplain by the National Cooperative Soils Survey, as may be amended from time to time, of the Natural Resources Conservation Service of the United States Department of Agriculture.

(d) (1) For the purposes of sections 22a-450-1 to 22a-450-6, inclusive, of the Regulations of Connecticut State Agencies, a release shall be considered to have been otherwise properly mitigated when such release has been mitigated in accordance with best management practices specified by the commissioner and posted on the department’s Internet website.

(2) Notwithstanding the definition of waters of the state, for the purposes of the reporting of releases pursuant to sections 22a-450-1 to 22a-450-6, inclusive, of the Regulations of Connecticut State Agencies, a release to soil above the saturated zone shall not be considered a release to the waters of the state.

(Effective March 4, 2022)

Sec. 22a-450-2. Releases Subject to Reporting
Latest version.

(a) Oil or Petroleum.

Unless an exemption in section 22a-450-3 of the Regulations of Connecticut State Agencies applies, a person required to report a release, shall report the release of oil or petroleum specified in this subsection.

(1) The release of any quantity of oil or petroleum if:

(A) The amount released is not known;

(B) The release is to or enters any waters of the state or a wetland;

(C) The release enters a storm sewer, sanitary sewer, combined sewer system or catch basin;

(D) The release is from or suspected to be from an underground storage tank system, including, but not limited to, into any secondary containment system, except drips from a dispenser nozzle during use for fuel dispensing.

(E) The release is known to contain PCBs, or for a release of the following where the PCB content is unknown: dielectric fluid or hydraulic oil in vehicle lifts or elevators; or

(F) The release creates, or can reasonably be expected to create, a hazard, a fire, an explosion or threat of explosion, or poses an immediate actual or imminent potential threat to human health, public safety, or the environment.

(2) The release of five (5) gallons or more of oil or petroleum if released within any period of twenty-four (24) hours.

(3) The release of less than five (5) gallons of oil or petroleum unless, within two (2) hours of discovery, the release is contained and removed or otherwise properly mitigated.

(b) A Reportable Material Other than Oil or Petroleum.

A person required to report a release, shall report the release of a reportable material, other than oil or petroleum, specified in this subsection.

(1) The release of any quantity of a reportable material, other than oil or petroleum, if:

(A) The release contains a concentration of thirty (30) percent or more by weight of any Material of Special Concern listed in Appendix A, section 22a-450-6 of the Regulations of Connecticut State Agencies unless such release occurs beneath a laboratory fume hood, remains fully contained by such hood, and any fumes or vapors generated by such release are fully vented by such hood;

(B) The amount released is not known;

(C) The material released is not known;

(D) A restricted use pesticide is released in a manner that does not comply with state or federal law;

(E) A prohibited pesticide is released;

(F) PCBs, or materials containing PCBs, including, but not limited to, caulking materials, paints, silicones, roofing materials, are released;

(G) A halogenated solvent is released;

(H) The release is to or enters the waters of the state or a wetland;

(I) The release enters a storm sewer, sanitary sewer, combined sewer system or catch basin;

(J) The release is from an underground storage tank system, including, but not limited to, into any secondary containment system;

(K) The release contains per- or polyfluoroalkyl substances, commonly referred to as PFAS, in liquid form, and includes, but is not limited to, chemicals commonly referred to as PFOS, PFOA, PFNA, PFHpA, and PFHxS; or

(L) The release creates, or can reasonably be expected to create, a hazard, a fire, an explosion or threat of explosion, or poses an immediate actual or imminent potential threat to human health, public safety, or the environment.

(2) Unless an exemption in section 22a-450-3 of the Regulations of Connecticut State Agencies applies:

(A) The release of either ten (10) pounds or more or one-and-a-half (1.5) gallons or more, of a reportable material other than oil or petroleum, if released within any period of twenty-four (24) hours; or

(B) The release of either less than ten (10) pounds or less than one-and-a-half (1.5) gallons of a reportable material other than oil or petroleum unless, within two (2) hours of discovery, properly trained personnel have either contained and removed or otherwise properly mitigated the release.

(c) Imminent Releases and Other Releases Required to be Reported.

Regardless of whether an exemption in section 22a-450-3 of the Regulations of Connecticut State Agencies applies, a person required to report a release shall report the imminent release or actual release of a reportable material if such imminent release or actual release creates, or can reasonably be expected to create, a hazard, a fire, an explosion or threat of explosion, or poses an immediate actual or imminent potential threat to human health, public safety, or the environment.

(d) The Report.

Any report under this section, submitted by a person required to report a release, shall comply with the requirements of section 22a-450-4 of the Regulations of Connecticut State Agencies.

(e) Miscellaneous Provisions.

(1) For purposes of subsection (b)(1)(A) of this section, if there is no reasonable means of determining whether the release contains a concentration of thirty (30) percent or more by weight of any Material of Special Concern listed in Appendix A, section 22a-450-6 of the Regulations of Connecticut State Agencies, such release shall be reported to the commissioner in accordance with section 22a-450-4 of the Regulations of Connecticut State Agencies.

(2) If subsection (a), (b), or (c) of this section applies to a release of a reportable material, the reportable quantity for such material shall be the lowest or smallest reportable quantity provided for in this section. If a reportable material is mixed with another reportable material, subsection (a), (b), or (c) of this section shall apply to each reportable material in such mixture.

(Effective March 4, 2022)

Sec. 22a-450-3. Releases Exempt from Reporting
Latest version.

(a) Exceptions.

Notwithstanding subsections (a) and (b) of section 22a-450-2 of the Regulations of Connecticut State Agencies, the releases specified in this section do not need to be reported under the release reporting regulations:

(1) (A) A release that is specifically authorized by:

(i) A license or order issued by the commissioner;

(ii) Any state or federal statute or regulation; or

(iii) A judgment or order of a court of applicable jurisdiction.

(B) A release that exceeds or otherwise violates the authorization specified in subparagraph (A) of this subdivision by the amounts specified in section 22a-450-2 of the Regulations of Connecticut State Agencies, provided any such release has been reported to the commissioner or the department in compliance with the terms of a license or order issued by the commissioner, a judgment of order of a court of applicable jurisdiction, or a state or federal statute or regulation.

(2) The release of any reportable material:

(A) Under a laboratory fume hood while performing laboratory functions, provided that such release occurs beneath a laboratory fume hood, remains fully contained by such hood, and any fumes or vapors generated by such release are fully vented by such hood; or

(B) From a consumer or industrial product that occurs when such product is used for its intended purpose in compliance with all applicable federal, state and local requirements. This includes, but is not limited to:

(i) A petroleum sheen from the emission or discharge of an outboard motor in use; or

(ii) The application of a pesticide or fertilizer, provided the application of such pesticide or fertilizer is in accordance with the manufacturer’s registered label instructions and with state and federal law.

(3) A release from an agricultural land activity as long as the activity is conducted in accordance with best management agricultural practices identified in the “Manual of Best Management Practices for Agriculture - Guidelines for Protecting Connecticut’s Water Resources” by the Connecticut Department of Environmental Protection and the U.S. Department of Agriculture’s Natural Resources Conservation Services 1993 Revised 1996.

(4) A release that consists wholly of:

(A) A petroleum sheen from roadways, driveways or parking lots due to normal vehicular travel or parking;

(B) Food products, provided that this exemption shall apply only if the release, and any material contaminated by the release is not likely to or has not reached the waters of the state, a wetland or a catch basin;

(C) Domestic sewage, provided that this exemption shall apply only if:

(i) The amount released does not exceed one hundred (100) gallons in any period of twenty-four (24) hours; and

(ii) The release, and any material contaminated by any such release, has not reached the waters of the state, a wetland or a catch basin.

(5) A release that is fully contained in an impermeable secondary containment system, provided that this exemption shall apply only if:

(A) The amount released does not exceed one hundred (100) pounds or fifteen (15) gallons, whichever is less, in any period of twenty-four (24) hours;

(B) The release, and any material contaminated by the release, is contained and removed or otherwise properly mitigated by properly trained personnel within two hours of discovery; and

(C) The release is not from an underground storage tank system.

(6) A release of radioactive materials, except that, if a release contains a mixture of a radioactive material and a reportable material, then this exemption does not apply and the release reporting regulations, as well as any requirements applicable to the release of radioactive materials, shall apply.

(b) Miscellaneous Provisions.

(1) If there is a release of a reportable material specified in section 22a-450-2 of the Regulations of Connecticut State Agencies and all of the applicable provisions of this section exempting such release from being reported are not met, the release shall be reported to the commissioner in accordance with and remain subject to section 22a-450-4 of the Regulations of Connecticut State Agencies.

(2) Notwithstanding the provisions of this section, a release required to be reported under section 22a-450-2(c) of the Regulations of Connecticut State Agencies shall be reported to the commissioner in accordance with and remain subject to section 22a-450-4 of the Regulations of Connecticut State Agencies.

(3) Any person who claims that a release is not reportable under this section shall bear the burden of demonstrating compliance with the requirements of this section.

(Effective March 4, 2022)

Sec. 22a-450-4. Reporting Requirements
Latest version.

(a) Initial Report and Required Action.

(1) A person required to report a release shall:

(A) Provide an initial report of such release to the commissioner as soon as possible, but no later than one (1) hour after the discovery of the release, except that for releases subject to sections 22a-450-2(a)(3), 22a-450-2(b)(2)(B), or 22a-450-3(a)(5)(B) of the Regulations of Connecticut State Agencies, if the release has not been completely contained, removed or mitigated, the initial report shall be provided to the commissioner no later than two (2) hours after discovery of the release; and

(B) Using properly trained personnel, act immediately to contain and remove or otherwise properly mitigate such release to the satisfaction of the commissioner.

(2) The initial report to the commissioner required by this subsection shall be made by telephone or by any other method specified by the commissioner and posted on the department’s Internet website or prepared and disseminated by the department in outreach materials. Such initial report shall include the information specified in this subdivision to the extent that such information is known at the time of such initial report.

(A) Contact Information

(i) The name of the person reporting the release, who such person represents and a telephone number of such person for immediate call back; and

(ii) The name and contact information of the person, business or entity that caused the release and the owner of the property where the release occurred.

(B) Information Regarding the Release

(i) The time, date and estimated duration of the release and when the release was discovered, including when the release began and whether the release is continuing, intermittent or has terminated;

(ii) A description of the source and the cause of the release;

(iii) The chemical name, identity, trade name, or Chemical Abstract Service, commonly known as CAS number, of each reportable material released;

(iv) An estimate of the quantity of each reportable material released and any amount recovered;

(v) For releases to the land or air, the location of the release by:

(I) Street address, city or town; and

(II) Identifiable permanent landmark and distance to such landmark or distance to the nearest street intersection; and

(vi) For releases to the waters of the state, the location of the release by:

(I) The name of the water body; and

(II) The location of the release with respect to a fixed point or points.

(C) Potential Impacts

(i) The medium such as air, water or land, including, but not limited to, in or out of a building, into secondary containment, to soils, groundwater, or surface water, into which the reportable material was released;

(ii) The identification of sensitive receptors and areas impacted or that may be impacted by the release, including, but not limited to, population centers, sensitive populations such as schools, hospitals, nursing homes, day care centers, waters of the state, wetlands, wildlife management watershed protection areas, public or private drinking water wells, and any aquifer protection area as defined in section 22a-354h of the Connecticut General Statutes;

(iii) Whether the release has entered or is likely to enter a storm sewer, sanitary sewer, combined sewer system or catch basin; and

(iv) Whether anyone has been or may be injured and if so, a brief description of any actual or potential injuries or fatalities.

(D) Response Actions and any Additional Information

(i) The actions taken or to be taken to contain and remove, or otherwise properly mitigate the release, including, but not limited to, any areas evacuated, any safety precautions undertaken or needed, and the type and quantity of material contained and removed or mitigated in response to the release;

(ii) The name and contact information of the entity employed or retained to respond to the release; and

(iii) Any additional information or relevant circumstances that would assist the commissioner in understanding the nature and potential impacts of the release or any response efforts.

(b) Follow-Up Report.

If requested by the commissioner, verbally or in writing, including electronically, a person required to report a release shall prepare and submit a follow-up report, containing the information required by this subsection, to the commissioner within the timeframe specified in such request, or if no timeframe is specified in such request, not later than sixty (60) days after such request. This follow-up report shall be submitted in a manner and on a form prescribed by the commissioner, including, but not limited to, electronic filing, and shall include the information specified in this subsection to the extent that such information is known at the time such follow-up report is submitted.

(1) Initial Report Information

The information specified in subsection (a)(2) of this section as of the date such follow-up report is submitted, regardless of whether such information was provided in the initial report to the commissioner.

(2) Contact Information

The name, title, address, telephone number, e-mail address and signature of the person preparing the written report and person, business or entity that caused the release and the owner of the property where the release occurred.

(3) Information Regarding the Release

(A) The case number assigned by the department to the release; and

(B) A chronology of:

(i) The date and time the release began;

(ii) The date and time the release was discovered;

(iii) The date and time the release ended;

(iv) The date and time the release was reported to the department;

(v) When any response actions were initiated; and

(vi) When any response actions were completed.

(4) Potential Impacts

(A) A site map identifying:

(i) The point at which the release occurred;

(ii) The surrounding area, including, but not limited to, sensitive receptors or population centers, sensitive populations such as schools, hospitals, nursing homes, day care centers, waters of the state, wetlands, wildlife management watershed protection areas, public or private drinking water wells, or any aquifer protection area as defined in section 22a-354h of the Connecticut General Statutes;

(B) The area affected by or potentially affected by the release; and

(C) The location of any private or public drinking water supply wells impacted or that may be impacted by the release.

(D) The results of any laboratory analyses or other information used to determine the nature and extent of the release.

(5) Response Actions and Any Additional Information

(A) The method of clean-up and any proposed clean-up actions, current and future monitoring, the planned or final disposition of any materials, substances or wastes generated by containing and removing or otherwise mitigating the effects of the release;

(B) All analytical results from clean-up and monitoring activities as of the date of the submission of the follow-up report;

(C) Any actions taken and procedures implemented to prevent such a release from occurring in the future; and

(D) Any additional information requested by the commissioner before submission of the follow-up report.

(c) Supplemental Information.

A person required to report a release shall, upon request by the commissioner, verbally or in writing, including electronically, provide the commissioner with any information, in addition to that required by this section, regarding the release or any actions taken in response to the release. Unless another timeframe is specified by the commissioner in writing, including electronically, any supplemental information shall be provided not later than thirty (30) days after any request for such information.

(d) Corrected or Omitted Information.

If any information reported to the commissioner pursuant to this section is inaccurate or misleading, or any relevant information was omitted, the person required to report a release shall resubmit corrected or omitted information, in writing, as soon as possible, but not later than five (5) days after such person knows, or should have known, that the information submitted to the commissioner is inaccurate, misleading or that relevant information was omitted.

(Effective March 4, 2022)

Sec. 22a-450-5. Relationship to Other Requirements
Latest version.

Compliance with the release reporting regulations shall not affect or be deemed to satisfy any other legal requirement, including, but not limited to, any requirement to report, investigate or remediate a release. Such other requirements apply, even if a release is not required to be reported, or is reported, under the release reporting regulations. To the extent that any other federal or state statute, regulation, order or permit requires reporting the release of a reportable material, compliance with the release reporting regulations shall not constitute compliance with any such other requirement.

(Effective March 4, 2022)

Sec. 22a-450-6. Appendix
Latest version.

Appendix A to the Release Reporting Regulations

List of Materials of Special Concern

NAME (Search CAS # for Alternate Chemical Names)

CAS#

(E)-Crotonaldehyde

123-73-9

1,2-Dibromo-3-chloropropane

96-12-8

1,3-bis(2-Isocyanato-2-Propyl)Benzene

2778-42-9

1,4-Dichloro-2-butene

764-41-0

1-Chloro-2,4-Dinitrobenzene

97-00-7

2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD)

1746-01-6

2-Acetylaminofluorene

53-96-3

2-Chloro-1,1,1,4,4,4-hexafluoro-2-butene

400-44-2

2-Diisopropylaminoethyl chloride hydrochloride

4261-68-1

2-Methylfuran

534-22-5

3,3’-Dichlorobenzidine

91-94-1

3-Bromopropyne

106-96-7

4-Aminobiphenyl

92-67-1

4-Aminophenol

123-30-8

7,12-Dimethylbenz[a]anthracene

57-97-6

Acetaldehyde

75-07-0

Acetic acid

64-19-7

Acetone cyanohydrin

75-86-5

Acetyl peroxide

110-22-5

Acrolein

107-02-8

Acrylonitrile

107-13-1

Acryloyl chloride

814-68-6

Aldrin

309-00-2

Allyl alcohol

107-18-6

Allyl chlorocarbonate

2937-50-0

Allylamine

107-11-9

Aluminum phosphide

20859-73-8

Ammonia

7664-41-7

Ammonium perchlorate

7790-98-9

Antimony pentafluoride

7783-70-2

Arsenic

7440-38-2

Arsenic acid

7778-39-4

Arsenic disulfide

1303-32-8

Arsenic pentoxide

1303-28-2

Arsenic trioxide

1327-53-3

Arsenic trisulfide

1303-33-9

Arsenous trichloride

7784-34-1

Arsine

7784-42-1

Arsine, difluorophenyl -

368-97-8

Azaserine

115-02-6

Azinphos-methyl

86-50-0

Aziridine

151-56-4

Azocyclotin

41083-11-8

Barban

101-27-9

Bendiocarb

22781-23-3

Bendiocarb phenol

22961-82-6

Benzene

71-43-2

Benzenearsonic acid

98-05-5

Benzidine

92-87-5

Benzo[a]pyrene

50-32-8

Benzo[b]fluoranthene

205-99-2

Benzoic acid

65-85-0

Benzotrichloride

98-07-7

Beryllium chloride

7787-47-5

Beryllium fluoride

7787-49-7

Beryllium nitrate

13597-99-4

Beta-Hexachlorocyclohexane

319-85-7

Beta-Propiolactone

57-57-8

Bis (trimethoxysilyl)ethane

18406-41-2

Bis(chloromethyl) ketone

534-07-6

Bis(trifluoromethyl)disulfide

372-64-5

Boron trichloride

10294-34-5

Boron trifluoride

7637-07-2

Brodifacoum

56073-10-0

Bromadiolone

28772-56-7

Bromine

7726-95-6

Bromine Pentafluoride

7789-30-2

Bromine trifluoride

7787-71-5

Butadiene

106-99-0

Cacodylic acid

75-60-5

Cadmium

7440-43-9

Calcium arsenate

7778-44-1

Carbamic acid, methyl-, O-(((2,4-dimethyl-1,3-dithiolan-2-yl)methylene)amino)-

26419-73-8

Carbamic acid, N- 2-chloroethyl-N-nitroso -, methyl ester

13589-15-6

Carbamothioic acid, dipropyl-, S-(phenylmethyl) ester

52888-80-9

Carbofuran

1563-66-2

Carbofuran phenol

1563-38-8

Carbon disulfide

75-15-0

Carbon monoxide

630-08-0

Carbosulfan

55285-14-8

Chlordane

57-74-9

Chlorethoxyfos

54593-83-8

Chlorfenvinfos

470-90-6

Chloride trifluoride

7790-91-2

Chlorine

7782-50-5

Chlorine dioxide

10049-04-4

Chloroacetic acid

79-11-8

Chlorodinitrobenzenes

25567-67-3

Chloroform

67-66-3

Chloromethyl ether

542-88-1

Chloropicrin

76-06-2

Chlorosulfonic acid

7790-94-5

Chlorpyrifos

2921-88-2

Chromic chloride

10025-73-7

Cobalt carbonyl

10210-68-1

Colchicine

64-86-8

Coumaphos

56-72-4

Crotonaldehyde

4170-30-3

Cumene hydroperoxide

80-15-9

Cyanogen

460-19-5

Cyanogen bromide

506-68-3

Cyanogen chloride

506-77-4

Cyanuric fluoride

675-14-9

DDT

50-29-3

delta-BHC

319-86-8

Diazinon

333-41-5

Dibenz[a,h]anthracene

53-70-3

Diborane

19287-45-7

Dichlone

117-80-6

Dichloroethyl ether

111-44-4

Dichloromethysilane

75-54-7

Dichlorosilane

4109-96-0

Dichlorvos

62-73-7

Dieldrin

60-57-1

Diepoxybutane

1464-53-5

Diethyl chlorophosphate

814-49-3

Diethyl p-nitrophenyl phosphate

311-45-5

Diethylarsine

692-42-2

Diethylstilbestrol

56-53-1

Digoxin

20830-75-5

Diisopropyl fluorophosphate

55-91-4

Dimefox

115-26-4

Dimethoate

60-51-5

Dimethyl hydrazine

57-14-7

Dimethyl sulfate

77-78-1

Dimethylamine

124-40-3

Dimethylcarbamoyl chloride

79-44-7

Dimethyldichlorosilane

75-78-5

Dimethyl-p-phenylenediamine

99-98-9

Dimetilan

644-64-4

Dinitrocresol

534-52-1

Diphacinone

82-66-6

Disulfoton

298-04-4

Di-tert-butyl peroxide

110-05-4

Ebufos

95465-99-9

Emetine, dihydrochloride

316-42-7

Endosulfan

115-29-7

Endosulfan sulfate

1031-07-8

Endrin

72-20-8

Endrin aldehyde

7421-93-4

Epichlorohydrin

106-89-8

Ethanimidothioic acid, 2-(dimethylamino)-N-hydroxy-2-oxo-, methyl ester

30558-43-1

Ethanol, 2,2’-oxybis-, dicarbamate

5952-26-1

Ethion

563-12-2

Ethoprophos

13194-48-4

Ethyl chloroformate

541-41-3

Ethyl methanesulfonate

62-50-0

Ethyl nitrate

625-58-1

Ethyl nitrite

109-95-5

Ethyl O-(p-Nitrophenyl) phenylphosphonothionate (EPN)

2104-64-5

Ethylene chlorohydrin

107-07-3

Ethylene dibromide

106-93-4

Ethylene fluorohydrin

371-62-0

Ethylene oxide

75-21-8

Fenamiphos

22224-92-6

Fensulfothion

115-90-2

Flocoumafen

90035-08-8

Fluorine

7782-41-4

Fluoroacetic acid

144-49-0

Fluoroacetyl chloride

359-06-8

Formaldehyde

50-00-0

Formaldehyde cyanohydrin

107-16-4

Formetanate hydrochloride

23422-53-9

Formparanate

17702-57-7

Germane

7782-65-2

Glycolic acid

79-14-1

HD [Sulfur mustard or bis(2-chloroethyl)sulfide]

505-60-2

Heptachlor

76-44-8

Hexachlorobutadiene

87-68-3

Hexachlorocyclopentadiene

77-47-4

Hexamethylphosphoramide

680-31-9

Hydrazine

302-01-2

Hydrazine, 1,2-dimethyl-

540-73-8

Hydrochloric acid

7647-01-0

Hydrofluoric acid

7664-39-3

Hydrogen bromide

10035-10-6

Hydrogen cyanide

74-90-8

Hydrogen selenide

7783-07-5

Hydrogen sulfide

7783-06-4

Iron, Pentacarbonyl-

13463-40-6

Isobutylnitrile

78-82-0

Isodrin

465-73-6

Isopropyl percarbonate

105-64-6

Isopropylmethylpyrazolyl dimethylcarbamate

119-38-0

Kepone

143-50-0

Lactonitrile

78-97-7

Lead arsenate

7784-40-9

Lewisite

541-25-3

Manganese, bis(dimethylcarbamodithioato-S,S’)-

15339-36-3

Melphalan

148-82-3

Mercuric cyanide

592-04-1

Mercury

7439-97-6

Methacrylonitrile

126-98-7

Methane, chloromethoxy-

107-30-2

Methane, oxybis[chloro-

115-10-6

Methanesulfonyl fluoride

558-25-8

Methiocarb

2032-65-7

Methyl chloride

74-87-3

Methyl chloroformate

79-22-1

Methyl fluoroacetate

453-18-9

Methyl fluorosulfonate

421-20-5

Methyl hydrazine

60-34-4

Methyl isocyanate

624-83-9

Methyl isopropenyl ketone

814-78-8

Methyl mercaptan

74-93-1

Methyl vinyl ketone

78-94-4

Methyltrichlorosilane

75-79-6

Metolcarb

1129-41-5

Mitomycin C

50-07-7

Monocrotophos

6923-22-4

Nickel carbonyl

13463-39-3

Nitric acid

7697-37-2

Nitric oxide

10102-43-9

Nitrogen dioxide

10102-44-0

Nitrogen Tetraoxide

10544-72-6

Nitroglycerin

55-63-0

Nitromethane

75-52-5

N-Nitrosodiethanolamine

1116-54-7

N-Nitrosodiethylamine

55-18-5

N-Nitrosodimethylamine

62-75-9

N-Nitrosomorpholine

59-89-2

N-Nitroso-N-ethylurea

759-73-9

N-Nitroso-N-methylurea

684-93-5

N-Nitroso-N-methylurethane

615-53-2

N-Nitrosopyrrolidine

930-55-2

n-Propyl chloroformate

109-61-5

O-Dinitrobenzene

528-29-0

Oleum (Fuming Sulfuric acid)

8014-95-7

Oxamyl

23135-22-0

Oxygen difluoride

7783-41-7

Paraquat dichloride

1910-42-5

Paraquat methosulfate

2074-50-2

Parathion

56-38-2

Paris green

12002-03-8

P-Chlorophenol

106-48-9

Pentaborane

19624-22-7

Peracetic Acid

79-21-0

Perchloromethyl Mercaptan

594-42-3

Perfluoroisobutylene

382-21-8

Phenol

108-95-2

Phenol, 3-(1-methylethyl)-, methylcarbamate

64-00-6

Phenyl dichloroarsine

696-28-6

Phorate

298-02-2

Phosdrin

7786-34-7

Phosgene

75-44-5

Phosphamidon (Famfos)

13171-21-6

Phosphine

7803-51-2

Phosphorous trichloride

7719-12-2

Phosphorus (yellow or white)

7723-14-0

Phosphorus Oxychloride

10025-87-3

Physostigmine

57-47-6

Physostigmine, salicylate (1:1)

57-64-7

Picric acid

88-89-1

Potassium arsenate

7784-41-0

Potassium arsenite

10124-50-2

Potassium cyanide

151-50-8

Potassium silver cyanide

506-61-6

Promecarb

2631-37-0

Propargyl alcohol

107-19-7

Propham

122-42-9

Propionitrile

107-12-0

Propylene oxide

75-56-9

Propyleneimine

75-55-8

Sarin

107-44-8

Selenious acid

7783-00-8

Sesquimustard (1,2-bis(2-chloroethylthio)ethane)

3563-36-8

Silver cyanide

506-64-9

Silver nitrate

7761-88-8

Sodium arsenate

7778-43-0

Sodium arsenite

7784-46-5

Sodium cyanide (Na(CN))

143-33-9

Sodium fluoroacetate

62-74-8

Sodium hydroxide

1310-73-2

Soman

96-64-0

Stibine

7803-52-3

Streptozotocin

18883-66-4

Strychnine

57-24-9

Strychnine, sulfate

60-41-3

Styrene

100-42-5

Sulfur dioxide

7446-09-5

Sulfur tetrafluoride

7783-60-0

Sulfur trioxide

7446-11-9

Sulfuric acid

7664-93-9

Tabun

77-81-6

Terbufos

13071-79-9

Tert-butyl hydroperoxide

75-91-2

Tetraethyl lead

78-00-2

Tetraethyl pyroposphate (TEPP)

107-49-3

Tetrafluoroethylene

116-14-3

Tetranitromethane

509-14-8

Thiodicarb

59669-26-0

Thionyl chloride

7719-09-7

Titanium tetrachloride

7550-45-0

Toluene-2,4-diisocyanate

584-84-9

Toluene-2,6-diisocyanate

91-08-7

Toxaphene

8001-35-2

Triallate

2303-17-5

Trichlorosilane

10025-78-2

Trimethoxysilane

2487-90-3

Trimethylamine

75-50-3

Trimethylchlorosilane

75-77-4

Vinyl acetate

108-05-4

Vinyl chloride

75-01-4

VX (o-ethyl-S-2-diisopropylaminoethyl methyl phosphonothiolate)

50782-69-9

(Effective March 4, 2022)