Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
H & K GROUP/ STOCKERTOWN
Quick Summary
- •Released 8,026 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 $379,000 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
CENTER ST
STOCKERTOWN, PA 18083
View on map ↗ - County
- NORTHAMPTON County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 327310
- Inspections
- 6 · last Jun 20, 2024
- Total Penalties
- $379,000 · last Nov 25, 2025
- Registry ID
- 110000335049
How This Compares
#195
of 920 TRI reporters in PA
#4,398
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.
11
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
10
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
0
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)
-16% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 7,616 | — |
| 2016 | 19,395 | +155% |
| 2017 | 8,026 | -59% |
| 2018 | 7,380 | -8% |
| 2019 | 42 | -99% |
| 2020 | 7,542 | +17857% |
| 2021 | 8,768 | +16% |
| 2022 | 10,416 | +19% |
| 2023 | 9,503 | -9% |
| 2024 | 6,399 | -33% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene glycol | — | — | — | — | — | |
| Ammonia | 5,385 | 4,862 | 523 | — | — | |
| Naphthalene | 825 | 825 | — | — | — | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 93 | 87 | 6 | — | 17,921 | |
| Manganese compounds | 77 | 16 | 61 | — | 2,196 | |
| Lead compounds | 11 | 10 | 1 | — | — | |
| Mercury compounds | 7 | 7 | — | — | — | |
| Zinc compounds | 1 | 1 | — | — | — |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene glycol | — | — | — | — | — | |
| Ammonia | 8,196 | 6,069 | 2,127 | — | — | |
| Naphthalene | 1,031 | 1,031 | — | — | — | ♦ Carcinogen |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 113 | 107 | 6 | — | 9,438 | |
| Manganese compounds | 88 | 20 | 68 | — | 1,065 | |
| Zinc compounds | 49 | 49 | — | — | — | |
| Mercury compounds | 13 | 13 | — | — | — | |
| Lead compounds | 13 | 13 | — | — | — |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ethylene glycol | — | — | — | — | — | |
| Ammonia | 8,547 | 7,286 | 1,261 | — | — | |
| Naphthalene | 1,239 | 1,239 | — | — | — | ♦ Carcinogen |
| Aluminum (fume or dust) | 374 | 374 | — | — | 21 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 132 | 126 | 6 | — | 4,388 | |
| Manganese compounds | 102 | 23 | 79 | — | 68 | |
| Mercury compounds | 16 | 16 | — | — | — | |
| Lead compounds | 7 | 7 | — | — | — |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 7,122 | 7,122 | — | — | — | |
| Naphthalene | 1,211 | 1,211 | — | — | — | ♦ Carcinogen |
| Aluminum (fume or dust) | 353 | 353 | — | — | 411 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 34 | 34 | — | — | 7,079 | |
| Manganese compounds | 23 | 23 | — | — | 1,507 | |
| Mercury compounds | 19 | 19 | — | — | — | |
| Lead compounds | 6 | 6 | — | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 7,102 | 7,102 | — | — | — | |
| Aluminum (fume or dust) | 348 | 348 | — | — | 400 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 34 | 34 | — | — | 14,434 | |
| Manganese compounds | 22 | 22 | — | — | 1,746 | |
| Nickel compounds | 16 | 16 | — | — | 2,778 | ♦ Carcinogen |
| Mercury compounds | 13 | 13 | — | — | — | |
| Lead compounds | 7 | 7 | — | — | — |
2019
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Manganese compounds | 35 | 35 | — | — | 1,283 | |
| Lead compounds | 7 | 7 | — | — | — |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 6,949 | 6,949 | — | — | — | |
| Aluminum (fume or dust) | 309 | 309 | — | — | 260 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 47 | 47 | — | — | 14,127 | |
| Manganese compounds | 34 | 34 | — | — | 837 | |
| Nickel compounds | 20 | 20 | — | — | 260 | ♦ Carcinogen |
| Mercury compounds | 14 | 14 | — | — | — | |
| Lead compounds | 7 | 7 | — | — | — |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 7,504 | 7,504 | — | — | — | |
| Aluminum (fume or dust) | 387 | 387 | — | — | 190 | |
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | 55 | 55 | — | — | 45,254 | |
| Manganese compounds | 37 | 37 | — | — | 888 | |
| Nickel compounds | 23 | 23 | — | — | 1,620 | ♦ Carcinogen |
| Mercury compounds | 12 | 12 | — | — | — | |
| Lead compounds | 8 | 8 | — | — | — |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Chromium | — | — | — | — | — | |
| Nickel | — | — | — | — | — | ♦ Carcinogen |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 11,013 | 11,013 | — | — | — | |
| Ammonia | 8,342 | 8,342 | — | — | — | |
| Lead | 38 | 38 | — | — | — | ♦ Carcinogen |
| Manganese | 2 | 2 | — | — | — | |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ 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 |
|---|---|---|---|---|
| Chromium compounds (except for chromite ore mined in the Transvaal Region) | — | 17,921 | — | — |
| Manganese compounds | — | 2,196 | — | — |
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 |
|---|---|---|---|---|---|
|
EINFALT RECYCLING
STOCKERTOWN, PA
|
Manganese compounds | — | 2,196 | — | — |
|
EINFALT RECYCLING
STOCKERTOWN, PA
|
Chromium compounds (except for chromite ore mined in the Transvaal Region) | — | 17,921 | — | — |
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 |
|---|---|---|---|---|
| caa | Linked to Viol. Below | — | — | Open |
| caa | Linked to Viol. Below | — | — | Open |
| caa | Linked to Viol. Below | — | — | Open |
| caa | Linked to Viol. Below | — | — | Open |
| caa | Linked to Viol. Below | — | — | Open |
| caa | Linked to Viol. Below | — | — | Open |
| caa | FRV | Jun 20, 2024 | — | Open |
| caa | FRV | Mar 10, 2023 | — | Open |
| caa | FRV | Feb 22, 2023 | — | Open |
| caa | FRV | Jan 17, 2023 | — | Open |
| caa | FRV | Jan 17, 2023 | — | Open |
| caa | HPV | Dec 29, 2022 | Dec 7, 2023 | Resolved |
| caa | HPV | Oct 13, 2022 | Nov 25, 2025 | Resolved |
| caa | FRV | Oct 12, 2022 | — | Open |
| caa | FRV | Aug 5, 2022 | — | Open |
| caa | HPV | Jun 19, 2022 | Dec 7, 2023 | Resolved |
| caa | FRV | Dec 13, 2021 | — | Open |
| caa | FRV | Nov 8, 2021 | — | Open |
| caa | FRV | Sep 3, 2021 | — | Open |
| caa | HPV | Jul 14, 2021 | Dec 7, 2023 | Resolved |
| cwa | Reporting Violations - Failure to Submit DMRs | Jul 6, 2021 | — | Open |
| cwa | Monitoring Violations - Invalid/Unrepresentative Sample | Jul 6, 2021 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Jul 6, 2021 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 6, 2021 | — | Open |
| caa | FRV | Jun 14, 2021 | — | Open |
| caa | FRV | Jun 14, 2021 | — | Open |
| caa | FRV | Jun 14, 2021 | — | Open |
| caa | FRV | Jun 14, 2021 | — | Open |
| caa | FRV | Jun 14, 2021 | — | Open |
| caa | FRV | Jun 14, 2021 | — | Open |
| caa | FRV | Jun 14, 2021 | — | Open |
| caa | FRV | Jun 14, 2021 | — | Open |
| caa | FRV | Dec 21, 2020 | — | Open |
| caa | FRV | Jan 16, 2020 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Jan 14, 2020 | — | Open |
| caa | FRV | Jan 10, 2020 | — | Open |
| caa | FRV | Jul 30, 2019 | — | Open |
| caa | FRV | May 1, 2019 | — | Open |
| caa | FRV | Feb 28, 2019 | — | Open |
| caa | FRV | Feb 5, 2019 | — | Open |
| caa | FRV | Jan 30, 2019 | — | Open |
| caa | FRV | Nov 9, 2018 | — | Open |
| caa | FRV | Jun 21, 2018 | — | Open |
| caa | FRV | May 10, 2018 | — | Open |
| caa | FRV | May 9, 2018 | — | Open |
| caa | HPV | Mar 28, 2018 | Jan 17, 2020 | Resolved |
| caa | FRV | Mar 15, 2018 | — | Open |
| caa | FRV | Jan 19, 2018 | — | Open |
| caa | FRV | Oct 26, 2017 | — | Open |
| caa | FRV | Jul 31, 2017 | — | Open |
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 |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 34.00 mg/L | 20.00 | +70% | Dec 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 12.00 mg/L | 10.00 | +20% | Dec 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 47.00 mg/L | 20.00 | +135% | Aug 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 11.10 mg/L | 10.00 | +11% | Aug 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 63.00 mg/L | 50.00 | +26% | Aug 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 75.00 mg/L | 50.00 | +50% | Apr 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 63.00 mg/L | 50.00 | +26% | Apr 2019 | 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.
Administrative - Formal
Clean Air Act
· Case 3604670115 · Nov 25, 2025
$79,000
Administrative - Formal
Clean Air Act
· Case 3603928448 · Dec 7, 2023
$300,000
Notice of Violation
Clean Air Act
· Case 3603385031 · Oct 13, 2022
Administrative - Formal
Clean Air Act
· Case 3602499503 · Jan 17, 2020
$56,988
State CWA Penalty AO
Clean Water Act
· Case PA-0013552_12302002 · Dec 30, 2002
$1,906
State Administrative Order of Consent
Clean Water Act
· Case PA-0013552_09141999 · Sep 14, 1999
$10,000
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