Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
LEED-HIMMEL INDUSTRIES, INC.
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
75 LEEDER HILL DR.
HAMDEN, CT 06517
View on map ↗ - County
- NEW HAVEN County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 332323
- Inspections
- 5 · last Apr 22, 2025
- Total Penalties
- $0 · last Apr 7, 2010
- Registry ID
- 110000316872
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
6
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
12
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 (2021–2024)
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2021 | 0 | — |
| 2022 | 0 | — |
| 2023 | 0 | — |
| 2024 | 0 | — |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | — | — | — | — | 122 | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | — | — | — | — | 453 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | — | — | — | — | 782 | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Lead | — | — | — | — | 588 | ♦ Carcinogen |
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 | — | 122 | — | — |
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 |
|---|---|---|---|---|---|
|
MATALCO
BRAMPTON
|
Lead | — | 122 | — | — |
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 |
|---|---|---|
| Lead | — | GREATER NEW HAVEN WPCA, NEW HAVEN |
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 |
|---|---|---|---|---|
| cwa | Effluent Violations - Numeric effluent violation | Apr 22, 2025 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Apr 22, 2025 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | May 21, 2024 | — | Open |
| cwa | Management Practice Violations - Failure to Maintain Records | May 21, 2024 | — | Open |
| rcra | Land Disposal Restrictions: Treatment Standards | Aug 19, 2021 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Tank Systems | Aug 19, 2021 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Aug 19, 2021 | — | Open |
| rcra | Standards Applicable to Generators of HW: Manifest Requirements Applicable to Small and Large Quantity Generators | Aug 19, 2021 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Closure and Post-Closure | Aug 19, 2021 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: Contingency Plan and Emergency Procedures | Aug 19, 2021 | — | Open |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 19, 2021 | — | Open |
| rcra | Interim Status Standards for Owners and Operators of HW TSDs: General Facility Standards | Aug 19, 2021 | — | Open |
| rcra | ID and Listing of HW: Criteria for Identifying the Characteristics of HW and for Listing HW | Aug 19, 2021 | — | Open |
| rcra | Standards for Used Oil: Generators | Aug 19, 2021 | — | Open |
| rcra | Standards for the Management of Used Oil: Applicability | Aug 19, 2021 | — | Open |
| caa | FRV | Jan 29, 2018 | — | Open |
| rcra | Standards Applicable to Generators of HW: General | Mar 24, 2008 | May 2, 2011 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Mar 24, 2008 | May 2, 2011 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jan 17, 2003 | May 15, 2003 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jul 7, 1999 | Sep 20, 1999 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 7, 1999 | Sep 20, 1999 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jul 18, 1995 | Jul 7, 1999 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 21, 1989 | Jul 7, 1999 | Resolved |
| rcra | Land Disposal Restrictions: General | Apr 21, 1989 | Jul 18, 1995 | Resolved |
Discharge Limit Exceedances
Instances where this facility's reported discharge monitoring results exceeded its permitted limits under the Clean Water Act. Exceedance percentage shows how far over the permit limit the discharge was.
| Pollutant | Violation | Reported | Limit | Exceedance | Period | Status |
|---|---|---|---|---|---|---|
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 6.60 mg/L | 4.00 | +65% | Oct 2025 | Open |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 5.90 mg/L | 4.00 | +48% | Oct 2024 | Open |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 5.80 mg/L | 4.00 | +45% | Oct 2023 | Open |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 3.70 mg/L | 2.00 | +85% | Apr 2023 | Resolved |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 7.00 mg/L | 4.00 | +75% | Apr 2023 | Open |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 2.80 mg/L | 2.00 | +40% | Jan 2023 | Resolved |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 5.70 mg/L | 4.00 | +43% | Jan 2023 | Open |
| Flow, maximum during 24 hr period | DMR, Limited - Numeric Violation | 0.06 MGD | 0.06 | +2% | Sep 2022 | Open |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 4.66 mg/L | 2.00 | +133% | May 2022 | Resolved |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 18.00 mg/L | 4.00 | +350% | May 2022 | Open |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 2.95 mg/L | 2.00 | +48% | Apr 2022 | Resolved |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 7.00 mg/L | 4.00 | +75% | Apr 2022 | Open |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 4.60 mg/L | 4.00 | +15% | Jan 2022 | Open |
| Tin, total [as Sn] | DMR, Limited - Numeric Violation | 4.30 mg/L | 4.00 | +8% | May 2018 | Open |
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.
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-CTD001185206-001 · Apr 28, 2008
INFORMAL WRITTEN NOTIFICATION
RCRA (Hazardous Waste)
· Case RCRA-CTD001185206-000 · Aug 4, 1997
FINAL 3008(A) COMPLIANCE ORDER
RCRA (Hazardous Waste)
· Case RCRA-CTD001185206-002 · Aug 25, 1989
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