Non-Compliance
TRI Reporter
Clean Air Act
Clean Water Act
RCRA
SCHILLER
Quick Summary
- •Released 8,035 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.
- •Reports releases of chemicals classified as known or probable carcinogens.
- Address
-
400 GOSLING RD
PORTSMOUTH, NH 03801
View on map ↗ - County
- ROCKINGHAM County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221112
- Inspections
- 9 · last Jun 20, 2025
- Total Penalties
- $0 · last Feb 24, 2021
- Registry ID
- 110000602991
How This Compares
#7
of 90 TRI reporters in NH
#420
of 584 TRI reporters in Utilities
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
3
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)
-100% overall
| Year | Total Releases (lbs) | vs Prior Year |
|---|---|---|
| 2015 | 71,890 | — |
| 2016 | 14,591 | -80% |
| 2017 | 8,035 | -45% |
| 2018 | 18,669 | +132% |
| 2020 | 4,139 | — |
| 2021 | 0 | -100% |
| 2022 | 24 | +4940% |
| 2023 | 23 | -1% |
| 2024 | 0 | -99% |
2024
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | 0 | |
| Polycyclic aromatic compounds | 0 | 0 | — | — | 1 | ♦ Carcinogen |
2023
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | 0 | |
| Naphthalene | 23 | 23 | — | — | 2 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 0 | 0 | — | — | 6 | ♦ Carcinogen |
2022
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | 2 | |
| Naphthalene | 23 | 23 | — | — | 79 | ♦ Carcinogen |
| Polycyclic aromatic compounds | 1 | 1 | — | — | 196 | ♦ Carcinogen |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2021
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | — | |
| Polycyclic aromatic compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2020
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | — | — | 0 | |
| Ammonia | 4,076 | 4,076 | — | — | — | |
| Naphthalene | 58 | 58 | — | — | 0 | ♦ Carcinogen |
| Lead compounds | 4 | 3 | 0 | — | 4 | |
| Polycyclic aromatic compounds | 1 | 1 | — | — | 1 | ♦ Carcinogen |
2018
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 9,850 | 9,850 | — | — | — | |
| Ammonia | 5,863 | 5,862 | 1 | — | — | |
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 1,360 | 1,360 | — | — | — | |
| Manganese compounds | 1,117 | 1,117 | — | — | 2,718 | |
| Naphthalene | 412 | 412 | — | — | 9 | ♦ Carcinogen |
| Mercury compounds | 51 | 51 | — | — | 11,493 | |
| Polycyclic aromatic compounds | 13 | 13 | — | — | 23 | ♦ Carcinogen |
| Lead compounds | 3 | 2 | 1 | — | 638 | |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | 0 | |
| Dioxin and dioxin-like compounds | 0 | 0 | — | — | — | ♦ Carcinogen |
2017
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Ammonia | 6,220 | 6,219 | 1 | — | 4 | |
| Manganese compounds | 1,301 | 1,301 | — | — | 636 | |
| Naphthalene | 472 | 472 | — | — | 3 | ♦ Carcinogen |
| Lead compounds | 27 | 26 | 1 | — | 385 | |
| Polycyclic aromatic compounds | 14 | 14 | — | — | 7 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | 0 |
2016
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 6,579 | 6,579 | — | — | — | |
| Ammonia | 6,224 | 6,223 | 1 | — | — | |
| Manganese compounds | 1,270 | 1,270 | — | — | 908 | |
| Naphthalene | 485 | 485 | — | — | 74 | ♦ Carcinogen |
| Lead compounds | 18 | 17 | 1 | — | 154 | |
| Polycyclic aromatic compounds | 15 | 15 | — | — | 4 | ♦ Carcinogen |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | — |
2015
| Chemical | Total (lbs) | Air | Water | Land | Off-Site | |
|---|---|---|---|---|---|---|
| Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 60,000 | 60,000 | — | — | — | |
| Ammonia | 7,901 | 7,900 | 1 | — | — | |
| Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 2,200 | 2,200 | — | — | — | |
| Manganese compounds | 1,152 | 1,152 | — | — | 2,108 | |
| Naphthalene | 463 | 463 | — | — | 30 | ♦ Carcinogen |
| Barium compounds (except for barium sulfate (CAS No. 7727-43-7)) | 129 | 100 | 29 | — | 14,322 | |
| Lead compounds | 24 | 23 | 1 | — | 268 | |
| Polycyclic aromatic compounds | 16 | 16 | — | — | 39 | ♦ Carcinogen |
| Mercury compounds | 5 | 5 | — | — | 9 | |
| Benzo[g,h,i]perylene | 0 | 0 | — | — | 1 | |
| 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 |
|---|---|---|---|---|
| Benzo[g,h,i]perylene | — | — | 0 | — |
| Polycyclic aromatic compounds | — | — | 1 | — |
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 |
|---|---|---|---|---|---|
|
VEXOR TECHNOLOGY INC
MEDINA, OH
|
Polycyclic aromatic compounds | — | — | — | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
SOUTH PORTLAND, ME
|
Polycyclic aromatic compounds | — | — | 1 | — |
|
CLEAN HARBORS ENVIRONMENTAL SERVICES, INC.
SOUTH PORTLAND, ME
|
Benzo[g,h,i]perylene | — | — | 0 | — |
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 | HPV | May 19, 2020 | Feb 24, 2021 | Resolved |
| caa | HPV | May 7, 2018 | Feb 24, 2021 | Resolved |
| rcra | Standards Applicable to Generators of HW: Pre-Transport Requirements Applicable to Small and Large Quantity Generators | Jun 12, 2013 | Aug 30, 2013 | Resolved |
| rcra | State Statutory or Regulatory requirements that are broader-in-scope than the federal RCRA requirements | Jun 12, 2013 | Aug 30, 2013 | Resolved |
| cwa | Schedule Event achieved late but reported | Jan 9, 1991 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 10, 1990 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 10, 1990 | Jan 21, 1991 | 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 |
|---|---|---|---|---|---|---|
| Solids, total suspended | DMR, Limited - Numeric Violation | 160.00 mg/L | 50.00 | +220% | Jun 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 34.00 mg/L | 30.00 | +13% | Sep 2024 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 40.00 mg/L | 30.00 | +33% | Aug 2024 | Open |
| Iron, total [as Fe] | DMR, Limited - Overdue | 2.32 mg/L | 1.00 | +132% | Sep 2017 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 1.10 mg/L | 1.00 | +10% | Sep 2017 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 4.96 mg/L | 1.00 | +396% | Mar 2017 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 2.14 mg/L | 1.00 | +114% | Mar 2017 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 1.02 mg/L | 1.00 | +2% | Dec 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 13.80 mg/L | 1.00 | +1,280% | Dec 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 1.68 mg/L | 1.00 | +68% | Dec 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 2.09 mg/L | 1.00 | +109% | Dec 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 14.00 mg/L | 1.00 | +1,300% | Sep 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 8.84 mg/L | 1.00 | +784% | Sep 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 19.00 mg/L | 1.00 | +1,800% | Jun 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 2.30 mg/L | 1.00 | +130% | Jun 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 14.00 mg/L | 1.00 | +1,300% | Jun 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 18.00 mg/L | 1.00 | +1,700% | Jun 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 1.10 mg/L | 1.00 | +10% | Mar 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 8.50 mg/L | 1.00 | +750% | Mar 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 10.00 mg/L | 1.00 | +900% | Mar 2016 | Resolved |
| Iron, total [as Fe] | DMR, Limited - Overdue | 16.00 mg/L | 1.00 | +1,500% | Mar 2016 | 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.
Administrative - Formal
Clean Air Act
· Case 3602471513 · Feb 24, 2021
$37,588
INFORMAL WRITTEN NOTIFICATION
RCRA (Hazardous Waste)
· Case RCRA-NHD000842666-001 · Aug 30, 2013
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