Non-Compliance
Clean Air Act
Clean Water Act
RCRA
PENACOOK WASTEWATER TREATMENT PLANT
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
-
7 PENACOOK STREET
CONCORD, NH 03303
View on map ↗ - County
- MERRIMACK County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 221320
- Inspections
- 3 · last May 22, 2025
- Total Penalties
- $0
- Registry ID
- 110001523469
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
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 | PR: Failure to submit noncompliance report - CSO, SSO, or Bypass [40 CFR 122.41(l)(6) & (m)(3)(ii)] | Mar 29, 2026 | — | Open |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., that may endanger health or the environment | Mar 23, 2026 | — | 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 |
|---|---|---|---|---|---|---|
| E. coli | DMR, Limited - Numeric Violation | 920.80 MPN/100mL | 406.00 | +127% | Mar 2025 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 83.80 % | 85.00 | +8% | May 2023 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 79.00 % | 85.00 | +40% | May 2023 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 1,413.60 MPN/100mL | 406.00 | +248% | Jul 2020 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 406.00 | +99,999% | Jul 2019 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 84.80 % | 85.00 | +1% | Nov 2017 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 54.00 mg/L | 50.00 | +8% | Nov 2017 | Open |
| E. coli, colony forming units [CFU] | DMR, Limited - Numeric Violation | 2,419.60 MPN/100mL | 406.00 | +496% | Oct 2017 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 83.70 % | 85.00 | +9% | Jun 2017 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 74.30 % | 85.00 | +71% | May 2017 | Open |
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