Non-Compliance
Clean Water Act
STONY BROOK RSA
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $1,000 in total penalties since records began.
- Address
-
PENNINGTON STP
PENNINGTON, NJ 08534
View on map ↗ - County
- MERCER County
- Inspections
- 4 · last Apr 2, 2025
- Total Penalties
- $1,000 · last Nov 26, 2025
- Registry ID
- 110009721587
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 | Jul 1, 2025 | Aug 1, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Jul 1, 2024 | Aug 1, 2024 | 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 |
|---|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.91 kg/d | 8.60 | +4% | Aug 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.91 kg/d | 5.70 | +56% | Aug 2024 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.22 kg/d | 0.11 | +96% | May 2020 | Resolved |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.22 kg/d | 0.11 | +96% | May 2020 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.23 kg/d | 0.11 | +105% | Apr 2020 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.23 kg/d | 0.11 | +105% | Apr 2020 | Resolved |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.17 kg/d | 0.11 | +54% | Mar 2020 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.17 kg/d | 0.11 | +54% | Mar 2020 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.18 kg/d | 0.11 | +62% | Feb 2020 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.18 kg/d | 0.11 | +62% | Feb 2020 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.17 kg/d | 0.11 | +52% | Jan 2020 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.17 kg/d | 0.11 | +52% | Jan 2020 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.26 kg/d | 0.11 | +133% | Dec 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.26 kg/d | 0.11 | +133% | Dec 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.13 kg/d | 0.11 | +19% | Nov 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.13 kg/d | 0.11 | +19% | Nov 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.14 kg/d | 0.11 | +23% | Oct 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.14 kg/d | 0.11 | +23% | Oct 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.18 kg/d | 0.11 | +64% | Jul 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.18 kg/d | 0.11 | +64% | Jul 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.21 kg/d | 0.11 | +91% | Jun 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.21 kg/d | 0.11 | +91% | Jun 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.25 kg/d | 0.11 | +131% | May 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.25 kg/d | 0.11 | +131% | May 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.16 kg/d | 0.11 | +47% | Apr 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.16 kg/d | 0.11 | +47% | Apr 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.23 kg/d | 0.11 | +112% | Mar 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.23 kg/d | 0.11 | +112% | Mar 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.17 kg/d | 0.11 | +50% | Feb 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.17 kg/d | 0.11 | +50% | Feb 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.22 kg/d | 0.11 | +103% | Jan 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.22 kg/d | 0.11 | +103% | Jan 2019 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.26 kg/d | 0.11 | +138% | Dec 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.26 kg/d | 0.11 | +138% | Dec 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.27 kg/d | 0.11 | +144% | Nov 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.27 kg/d | 0.11 | +144% | Nov 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.13 kg/d | 0.11 | +15% | Oct 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.13 kg/d | 0.11 | +15% | Oct 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.22 kg/d | 0.11 | +100% | Sep 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.22 kg/d | 0.11 | +100% | Sep 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.16 kg/d | 0.11 | +49% | Jul 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.16 kg/d | 0.11 | +49% | Jul 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.15 kg/d | 0.11 | +33% | Jun 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.15 kg/d | 0.11 | +33% | Jun 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.29 kg/d | 0.11 | +164% | May 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.29 kg/d | 0.11 | +164% | May 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.26 kg/d | 0.11 | +132% | Apr 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.26 kg/d | 0.11 | +132% | Apr 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.21 kg/d | 0.11 | +87% | Mar 2018 | Open |
| Chlorine produced oxidants | DMR, Limited - Numeric Violation | 0.21 kg/d | 0.11 | +87% | Mar 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 Penalty AO
Clean Water Act
· Case NJ-NEA2500010035319 · Nov 26, 2025
$1,000
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