Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
HOLLINGSWORTH & VOSE
Quick Summary
- •Released 10,390 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 $39,705 in total penalties since records began.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
219 TOWNSEND RD
GROTON, MA 01450
View on map ↗ - County
- MIDDLESEX County
- Industry
- Manufacturing
- NAICS (North American Industry Classification)
- 322222
- Inspections
- 2 · last Sep 25, 2024
- Total Penalties
- $39,705 · last Sep 12, 2022
- Registry ID
- 110000308881
How This Compares
#27
of 331 TRI reporters in MA
#3,922
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.
2
Air (CAA)
Qtrs Non-Compliant
Qtrs Non-Compliant
3
Water (CWA)
Qtrs Non-Compliant
Qtrs Non-Compliant
6
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)
-72% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 8,700 | — |
| 2016 | 9,650 | +11% |
| 2017 | 10,390 | +8% |
| 2018 | 10,800 | +4% |
| 2020 | 31,029 | — |
| 2021 | 18,182 | -41% |
| 2022 | 6,296 | -65% |
| 2023 | 2,638 | -58% |
| 2024 | 2,459 | -7% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | — | — | — | — | 250 | |
| Ammonia | 2,253 | 2,105 | 148 | — | — | |
| Zinc compounds | 206 | — | 206 | — | 535 |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 2,433 | 903 | 1,530 | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 115 | — | 115 | — | 252 | |
| Zinc compounds | 90 | — | 90 | — | 325 |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 4,704 | 1,160 | 3,544 | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 1,033 | — | 503 | 530 | 212 | |
| Zinc compounds | 559 | 207 | 207 | 145 | 135 |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 8,930 | — | 519 | 8,411 | 2,037 | |
| Zinc compounds | 6,215 | — | 215 | 6,000 | 58 | |
| Ammonia | 3,037 | 2,849 | 188 | — | — |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 18,689 | 18,177 | 512 | — | — | |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 8,360 | — | 660 | 7,700 | 5,100 | |
| Zinc compounds | 3,980 | — | 380 | 3,600 | 5,300 |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 7,500 | — | 500 | 7,000 | 4,500 | |
| Zinc compounds | 3,300 | — | 300 | 3,000 | 4,500 |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 7,250 | — | 950 | 6,300 | 4,200 | |
| Zinc compounds | 3,140 | — | 540 | 2,600 | 4,000 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 6,700 | — | 800 | 5,900 | 4,000 | |
| Zinc compounds | 2,950 | — | 450 | 2,500 | 4,000 |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Polycyclic aromatic compounds | — | — | — | — | — | ♦ Carcinogen |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 6,000 | — | 800 | 5,200 | 3,400 | |
| Zinc compounds | 2,700 | — | 500 | 2,200 | 3,500 |
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 |
|---|
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 |
|---|---|---|---|---|---|
|
CASELLA - NEWSVT LANDFILL
COVENTRY, VT
|
Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 250 | — | — | — |
|
CASELLA - NEWSVT LANDFILL
COVENTRY, VT
|
Zinc compounds | 535 | — | — | — |
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 | FRV | Oct 30, 2025 | Jan 7, 2026 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Sep 25, 2024 | Dec 3, 2025 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 25, 2024 | Dec 3, 2025 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Sep 12, 2019 | Apr 29, 2020 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Sep 12, 2019 | Apr 29, 2020 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Aug 3, 2004 | Aug 27, 2004 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 5, 2001 | Sep 5, 2001 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Jun 5, 2001 | Sep 5, 2001 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Oct 24, 1995 | May 21, 1996 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Apr 28, 1994 | Sep 27, 1994 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Apr 16, 1992 | Apr 21, 1992 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | Feb 8, 1991 | Mar 21, 1991 | Resolved |
| rcra | Standards Applicable to Generators of HW: General | May 17, 1988 | Jul 29, 1988 | 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 |
|---|---|---|---|---|---|---|
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 1.56 mg/L | 0.15 | +928% | Feb 2026 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.45 mg/L | 0.15 | +195% | Feb 2026 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.20 mg/L | 0.15 | +35% | Dec 2025 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +42% | Jan 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 225.46 kg/d | 217.92 | +3% | Jan 2025 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.02 | +24% | Jul 2024 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.12 mg/L | 0.02 | +437% | Jun 2024 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +137% | Jun 2024 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +86% | Apr 2024 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +106% | Apr 2024 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.02 | +8% | Sep 2023 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +17% | Jul 2023 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +46% | Jul 2023 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +31% | Jun 2022 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.02 | +23% | Jun 2022 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.02 | +115% | May 2022 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +87% | May 2022 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +105% | Apr 2022 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +64% | Apr 2022 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +92% | Mar 2022 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +64% | Mar 2022 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +31% | Feb 2022 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.19 mg/L | 0.15 | +27% | Feb 2022 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.19 mg/L | 0.15 | +27% | Feb 2022 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +64% | Feb 2022 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.15 | +14% | Dec 2021 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +46% | Dec 2021 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.16 mg/L | 0.15 | +3% | Dec 2021 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.04 mg/L | 0.02 | +64% | Dec 2021 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.02 | +192% | Nov 2021 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.05 mg/L | 0.02 | +134% | Nov 2021 | Open |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +70% | Oct 2021 | Resolved |
| Copper, total [as Cu] | DMR, Limited - Numeric Violation | 0.03 mg/L | 0.02 | +36% | Oct 2021 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.29 mg/L | 0.15 | +88% | Aug 2020 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.23 mg/L | 0.15 | +50% | Jan 2020 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.42 mg/L | 0.15 | +178% | Nov 2019 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.42 mg/L | 0.15 | +178% | Nov 2019 | Open |
| Zinc, total [as Zn] | DMR, Limited - Overdue | 0.42 mg/L | 0.15 | +178% | Nov 2019 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Overdue | 0.42 mg/L | 0.15 | +178% | Nov 2019 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 119.86 kg/d | 108.96 | +10% | Nov 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 245.16 kg/d | 217.92 | +12% | Nov 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 136.20 kg/d | 108.96 | +25% | Sep 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 383.18 kg/d | 217.92 | +76% | Sep 2018 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.72 mg/L | 0.15 | +372% | Mar 2017 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.46 mg/L | 0.15 | +205% | Jan 2017 | Open |
| Zinc, total [as Zn] | DMR, Limited - Overdue | 0.46 mg/L | 0.15 | +205% | Jan 2017 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Overdue | 0.46 mg/L | 0.15 | +205% | Jan 2017 | Resolved |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.46 mg/L | 0.15 | +205% | Jan 2017 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.15 mg/L | 0.15 | +1% | Jan 2015 | Open |
| Zinc, total [as Zn] | DMR, Limited - Numeric Violation | 0.15 mg/L | 0.15 | +1% | Jan 2015 | 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.
Notice of Violation
Clean Air Act
· Case 3604615649 · Oct 22, 2025
Administrative - Formal
· Case 01-2022-3005 · Sep 12, 2022
$39,705
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD001006378-001 · Jan 28, 2020
CWA 309A AO For Compliance
Clean Water Act
· Case 01-2005-N002 · Jan 11, 2005
Administrative - Formal
· Case 01-2005-2029 · Jan 11, 2005
VERBAL INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD001006378-000 · Nov 27, 1995
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD001006378-006 · Mar 5, 1991
WRITTEN INFORMAL
RCRA (Hazardous Waste)
· Case RCRA-MAD001006378-003 · Jun 24, 1988
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