Non-Compliance
Clean Water Act
MENDHAM BORO
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
-
2 W MAIN ST
MENDHAM, NJ 07945
View on map ↗ - County
- MORRIS County
- Inspections
- 6 · last Sep 26, 2025
- Total Penalties
- $0
- Registry ID
- 110029590903
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.
12
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 | Schedule Event unachieved and not reported | Jan 26, 2020 | Feb 26, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 2, 2020 | Feb 2, 2020 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 26, 2019 | Aug 26, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2019 | Aug 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2019 | Aug 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2017 | Nov 1, 2017 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jan 1, 2017 | Jul 2, 2017 | Resolved |
| cwa | Extenuating Circumstances | Sep 15, 2000 | — | Open |
| cwa | Non-Compliance Notice | Dec 11, 1996 | — | Open |
| cwa | Violation Detected During Inspection | Dec 1, 1995 | — | Open |
| cwa | Permit Violations - Discharge Without a Valid Permit | Mar 31, 1995 | — | Open |
| cwa | Determine Compliance | Mar 30, 1995 | — | Open |
| cwa | Notice Of Noncomp By Permitee | May 19, 1983 | — | Open |
| cwa | Notice Of Noncomp By Permitee | Dec 3, 1980 | — | Open |
| cwa | Notice Of Noncomp By Permitee | Sep 2, 1980 | — | 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 dissolved | DMR, Limited - Numeric Violation | 522.00 mg/L | 509.00 | +3% | Oct 2025 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 512.00 mg/L | 509.00 | +1% | Sep 2025 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 541.00 mg/L | 509.00 | +6% | Aug 2025 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 576.00 mg/L | 509.00 | +13% | Jul 2025 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 516.00 mg/L | 509.00 | +1% | Jun 2025 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 592.00 mg/L | 509.00 | +16% | Mar 2025 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 721.00 mg/L | 509.00 | +42% | Feb 2025 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 552.00 mg/L | 509.00 | +8% | Jan 2025 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 582.00 mg/L | 509.00 | +14% | Dec 2024 | Resolved |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 4.00 % | 46.00 | +91% | Oct 2024 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 518.00 mg/L | 509.00 | +2% | Oct 2022 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 564.00 mg/L | 509.00 | +11% | Aug 2022 | Resolved |
| Nitrogen, nitrate total [as N] | DMR, Limited - Numeric Violation | 19.00 mg/L | 15.00 | +27% | Jul 2022 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 539.00 mg/L | 509.00 | +6% | Jul 2022 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 558.00 mg/L | 509.00 | +10% | May 2022 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 583.00 mg/L | 509.00 | +15% | Apr 2022 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 617.00 mg/L | 509.00 | +21% | Mar 2022 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 540.00 mg/L | 509.00 | +6% | Feb 2022 | Resolved |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 667.00 mg/L | 509.00 | +31% | Feb 2021 | Open |
| Solids, total dissolved | DMR, Limited - Overdue | 667.00 mg/L | 509.00 | +31% | Feb 2021 | Resolved |
| IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia | DMR, Limited - Numeric Violation | 100.00 % | 46.00 | +99,999% | Jul 2020 | Open |
| Nitrogen, nitrate total [as N] | DMR, Limited - Numeric Violation | 15.90 mg/L | 15.00 | +6% | Jun 2020 | Open |
| Nitrogen, nitrate total [as N] | DMR, Limited - Numeric Violation | 18.00 mg/L | 15.00 | +20% | May 2020 | Open |
| Nitrogen, nitrate total [as N] | DMR, Limited - Numeric Violation | 17.50 mg/L | 15.00 | +17% | Apr 2020 | Open |
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