Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
DYNO NOBEL
Quick Summary
- •Released 3 lbs of toxic chemicals to the environment in the most recent TRI reporting year.
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
660 HOPMEADOW ST
SIMSBURY, CT 06070
View on map ↗ - County
- HARTFORD County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 325920
- Inspections
- 1 · last Feb 8, 2023
- Total Penalties
- $0 · last Feb 17, 1995
- Registry ID
- 110000315409
How This Compares
#158
of 204 TRI reporters in CT
#13,453
of 16,877 TRI reporters in Manufacturing
Ranked by most recent year's total TRI releases.
Compliance Status (Last 12 Quarters)
Number of calendar quarters, out of the last 12, in which this facility was in violation of its permit. Zero means no recorded violations in that program over the past three years.
0
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
1
Hazardous Waste (RCRA)
Qtrs Non-Compliant
Qtrs Non-Compliant
TRI Toxic Chemical Releases
Annual pounds of each toxic chemical released to air, water, and land, as reported to the EPA Toxic Release Inventory. Carcinogen (♦) and PFAS designations are per EPA and IARC classifications.
Emissions Trend (2015–2024)
-56% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 5 | — |
| 2016 | 2 | -53% |
| 2017 | 3 | +41% |
| 2018 | 4 | +19% |
| 2020 | 3 | — |
| 2021 | 3 | +4% |
| 2022 | 2 | -14% |
| 2023 | 3 | +5% |
| 2024 | 2 | -11% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 2 | 2 | — | — | 42,107 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | 0 | — | — | 3 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 1 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 2 | 2 | — | — | 50,221 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | 0 | — | — | 3 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 2 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 2 | 2 | — | — | 48,153 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | 0 | — | — | 3 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 2 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 2 | 2 | — | — | 63,805 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1 | 1 | — | — | 660 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 629 |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 2 | 2 | 0 | — | 48,341 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | 0 | — | — | 1,384 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 1,403 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 3 | 2 | 1 | — | 68,580 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1 | 1 | — | — | 2,468 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 2,460 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 3 | 2 | 1 | — | 100,835 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1 | 1 | — | — | 1,293 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 1,285 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 2 | 2 | 0 | — | 65,308 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 677 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead compounds | 4 | 2 | 2 | — | 60,358 | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1 | 1 | — | — | 12 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | 0 | — | — | 5 |
Waste Management & Recycling
How this facility manages toxic chemicals beyond direct releases — through recycling, energy recovery, and on-site or off-site treatment. Data from the most recent TRI reporting year. Quantities in pounds.
| Chemical | Released | Recycled | Energy Recovery | Treated |
|---|---|---|---|---|
| Lead compounds | — | 41,509 | — | — |
Off-Site Transfer Destinations
Facilities to which toxic chemicals were transferred for disposal, recycling, energy recovery, or treatment during the most recent TRI reporting year. Quantities in pounds.
| Destination | Chemical | Disposal | Recycling | Energy Rec. | Treatment |
|---|---|---|---|---|---|
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Lead compounds | 12 | — | — | — |
|
EBV EXPLOSIVES ENVIRONMENTAL COMPANY
CARTHAGE, MO
|
Lead compounds | 1 | — | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
MIDDLESEX, NJ
|
Lead compounds | 1 | — | — | — |
|
ALBERT BROTHERS INC
WATERBURY, CT
|
Lead compounds | — | 41,509 | — | — |
|
CHEMICAL WASTE MANAGEMENT, INC.
EMELLE, AL
|
Lead compounds | 4 | — | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
FLANDERS, NJ
|
Lead compounds | 6 | — | — | — |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
Lead compounds | 574 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | — | — | — |
|
EBV EXPLOSIVES ENVIRONMENTAL COMPANY
CARTHAGE, MO
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | — | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
MIDDLESEX, NJ
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | — | — | — |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1 | — | — | — |
|
CHEMICAL WASTE MANAGEMENT, INC.
EMELLE, AL
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 0 | — | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
FLANDERS, NJ
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1 | — | — | — |
|
EBV EXPLOSIVES ENVIRONMENTAL COMPANY
CARTHAGE, MO
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | — | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
FLANDERS, NJ
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 1 | — | — | — |
|
CLEAN HARBORS EL DORADO, LLC
EL DORADO, AR
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | — | — | — |
|
SPRING GROVE RESOURCE RECOVERY INC
CINCINNATI, OH
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 1 | — | — | — |
|
VEOLIA ES TECHNICAL SOLUTIONS LLC
MIDDLESEX, NJ
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | — | — | — |
Transfers to Publicly-Owned Treatment Works (POTWs)
Toxic chemicals transferred to municipal wastewater treatment plants during the most recent TRI reporting year. Quantities in pounds.
| Chemical | Transferred (lbs) | POTW |
|---|---|---|
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 0 | TOWN OF SIMSBURY WPCF, SIMSBURY |
| Lead compounds | 0 | TOWN OF SIMSBURY WPCF, SIMSBURY |
Compliance Violations
Individual permit violations recorded by the EPA across air, water, and hazardous waste programs. Open violations are unresolved as of the most recent ECHO data update.
| Program | Type | Violation Date | Return to Compliance | Status |
|---|---|---|---|---|
| rcra | Standards for Owners and Operators of HW TSDs: Preparedness and Prevention | Feb 8, 2023 | May 25, 2023 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Feb 8, 2023 | May 25, 2023 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Feb 8, 2023 | May 25, 2023 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Feb 8, 2023 | May 25, 2023 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | Feb 8, 2023 | May 25, 2023 | Resolved |
| caa | FRV | Aug 30, 2022 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Financial Requirements | Sep 16, 2016 | Sep 26, 2016 | Resolved |
| rcra | Violation of a permit condition or requirement | Jun 24, 2014 | Jan 8, 2015 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 24, 2014 | Jun 25, 2014 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Jun 24, 2014 | Jan 8, 2015 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Sep 25, 2012 | Aug 1, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 25, 2012 | Aug 1, 2014 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Sep 25, 2012 | Aug 1, 2014 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 16, 2010 | Jun 16, 2010 | Resolved |
| rcra | Violation of a permit condition or requirement | Jun 16, 2010 | Apr 26, 2011 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 16, 2010 | Apr 26, 2011 | Resolved |
| rcra | Violation of a permit condition or requirement | Jun 11, 2008 | Oct 16, 2008 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Drip Pads | Jun 14, 2006 | Dec 11, 2006 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: General Facility Standards | Jun 14, 2006 | Dec 11, 2006 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Financial Requirements | Apr 23, 2006 | May 11, 2006 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | Aug 29, 2000 | Sep 28, 2006 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Aug 29, 2000 | Sep 28, 2006 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Thermal Treatment | Aug 29, 2000 | Sep 28, 2006 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | May 31, 1996 | Sep 28, 2006 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | May 31, 1996 | Sep 28, 2006 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Use and Management of Containers | May 31, 1996 | Sep 28, 2006 | Resolved |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | Sep 7, 1993 | Jun 3, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Apr 25, 1991 | May 31, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Manifest System, Recordkeeping and Reporting | Apr 25, 1991 | May 31, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Apr 25, 1991 | May 31, 1996 | Resolved |
| rcra | Land Disposal Restrictions: General | Apr 25, 1991 | Oct 28, 1991 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Aug 25, 1989 | May 9, 2000 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Aug 25, 1989 | Jul 21, 2006 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Aug 25, 1989 | Jul 21, 2006 | Resolved |
| rcra | Land Disposal Restrictions: General | Aug 25, 1989 | Oct 28, 1991 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Aug 29, 1986 | May 31, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Aug 29, 1986 | Sep 23, 2005 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Jul 10, 1985 | May 31, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: General | Jul 10, 1985 | May 31, 1996 | Resolved |
| rcra | Standards for Owners and Operators of HW TSDs: Financial Requirements | Jul 10, 1985 | May 31, 1996 | Resolved |
Enforcement Actions
Formal enforcement cases brought by the EPA or state agencies, including administrative orders and civil penalties assessed. Penalty amounts reflect what was formally assessed, not necessarily what was collected.
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-CTD058509712-001 · Aug 27, 2014
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-CTD058509712-000 · Feb 17, 1995
$150,000
INITIAL 3008(A) COMPLIANCE
RCRA (Hazardous Waste)
· Case RCRA-CTD058509712-007 · Jan 31, 1990
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