Non-Compliance
Clean Air Act
Clean Water Act
HOOKSETT WASTEWATER TREATMENT FACILITY
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $0 in total penalties since records began.
- Address
-
98 EGAWES DRIVE
HOOKSETT, NH 03106
View on map ↗ - County
- MERRIMACK County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 3 · last Jul 16, 2025
- Total Penalties
- $0
- Registry ID
- 110006619285
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
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 | Management Practice Violations - Improper Operation and Maintenance | Jan 25, 2024 | — | Open |
| cwa | Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment | Dec 18, 2023 | — | Open |
| cwa | Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment | Jul 16, 2023 | — | Open |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | May 5, 2022 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Feb 13, 2020 | Feb 13, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 1, 2008 | Mar 3, 2008 | Resolved |
| cwa | Schedule Event reported late | Feb 1, 2008 | — | Open |
| cwa | Schedule Event achieved late but reported | Feb 1, 2008 | — | Open |
| cwa | Schedule Event unachieved but reported | Feb 1, 2008 | Mar 3, 2008 | 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 |
|---|---|---|---|---|---|---|
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,011.20 MPN/100mL | 406.00 | +149% | Mar 2025 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 61.00 mg/L | 50.00 | +22% | Jul 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 47.50 mg/L | 45.00 | +6% | Jul 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 448.01 kg/d | 208.84 | +115% | Jul 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 82.00 mg/L | 50.00 | +64% | Jul 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 254.56 kg/d | 187.50 | +36% | Jul 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 194.86 kg/d | 187.50 | +4% | Jul 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 333.28 kg/d | 208.84 | +60% | Jul 2023 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 406.00 | +496% | Jun 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 228.68 kg/d | 208.84 | +10% | Jun 2023 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 406.00 | +99,999% | May 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 122.50 mg/L | 45.00 | +172% | Mar 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 60.40 mg/L | 30.00 | +101% | Mar 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 114.00 mg/L | 50.00 | +128% | Mar 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 164.80 kg/d | 124.85 | +32% | Mar 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 277.39 kg/d | 187.50 | +48% | Mar 2023 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 71.00 % | 85.00 | +93% | Mar 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 54.00 mg/L | 30.00 | +80% | Mar 2023 | Resolved |
| Solids, total suspended | DMR, Limited - Numeric Violation | 424.31 kg/d | 208.84 | +103% | Mar 2023 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,011.20 MPN/100mL | 406.00 | +149% | Mar 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 185.19 kg/d | 124.85 | +48% | Mar 2023 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 65.00 % | 85.00 | +133% | Mar 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 132.00 mg/L | 50.00 | +164% | Mar 2023 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 384.36 kg/d | 187.50 | +105% | Mar 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 88.50 mg/L | 45.00 | +97% | Mar 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 327.20 kg/d | 208.84 | +57% | Mar 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 248.70 kg/d | 208.84 | +19% | Jan 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 202.57 kg/d | 187.50 | +8% | Jan 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 37.30 mg/L | 30.00 | +24% | Jan 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 80.00 mg/L | 50.00 | +60% | Jan 2023 | Resolved |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 81.00 % | 85.00 | +27% | Jan 2023 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 406.00 | +496% | Jan 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 64.00 mg/L | 45.00 | +42% | Jan 2023 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 78.00 mg/L | 50.00 | +56% | Dec 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 230.09 kg/d | 208.84 | +10% | Dec 2022 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 83.00 % | 85.00 | +13% | Dec 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 44.10 mg/L | 30.00 | +47% | Dec 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 74.00 mg/L | 45.00 | +64% | Dec 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 128.75 kg/d | 124.85 | +3% | Dec 2022 | Resolved |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 222.46 kg/d | 187.50 | +19% | Dec 2022 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.10 mg/L | 1.00 | +10% | Jul 2022 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 466.00 MPN/100mL | 406.00 | +15% | Apr 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 38.00 mg/L | 30.00 | +27% | Aug 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 76.00 mg/L | 50.00 | +52% | Aug 2019 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.24 mg/L | 1.00 | +24% | Aug 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 52.00 mg/L | 45.00 | +16% | Aug 2019 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 31.00 mg/L | 30.00 | +3% | Jan 2019 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 406.00 | +496% | Dec 2018 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.30 mg/L | 1.00 | +30% | Dec 2018 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 1.63 mg/L | 1.00 | +63% | Nov 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.
State CWA Non Penalty AO
Clean Water Act
· Case NH-11-010WD · Mar 21, 2011
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