Non-Compliance
Clean Water Act
SUFFOLK CO SD#21 SUNY
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
-
LOOP ROAD
STONY BROOK, NY 11794
View on map ↗ - County
- SUFFOLK County
- Inspections
- 16 · last Sep 29, 2025
- Total Penalties
- $0 · last Jul 21, 2008
- Registry ID
- 110009825902
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.
9
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 | Mar 28, 2025 | Jun 27, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Mar 1, 2025 | May 31, 2025 | Resolved |
| cwa | Schedule Event unachieved and not reported | Dec 1, 2024 | Jan 1, 2025 | Resolved |
| cwa | Schedule Event achieved late but reported | Mar 28, 2021 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2017 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2016 | — | Open |
| cwa | Monitoring Violations - Analysis not Conducted | Aug 6, 2015 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 6, 2015 | — | Open |
| cwa | Effluent Violations - Numeric effluent violation | Aug 6, 2015 | — | Open |
| cwa | Schedule Event unachieved and not reported | May 30, 2014 | — | Open |
| cwa | Schedule Event reported late | May 30, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | May 30, 2014 | — | Open |
| cwa | Schedule Event unachieved but reported | May 30, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2013 | — | Open |
| cwa | Schedule Event unachieved and not reported | Jan 31, 2013 | Oct 2, 2013 | Resolved |
| cwa | Schedule Event reported late | Jan 31, 2013 | — | Open |
| cwa | Schedule Event achieved late but reported | Jan 31, 2013 | — | Open |
| cwa | Schedule Event unachieved but reported | Jan 31, 2013 | Oct 2, 2013 | Resolved |
| cwa | Schedule Event achieved late but reported | Mar 28, 2012 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2010 | — | Open |
| cwa | Schedule Event unachieved and not reported | Dec 31, 2009 | Apr 23, 2010 | Resolved |
| cwa | Schedule Event reported late | Dec 31, 2009 | — | Open |
| cwa | Schedule Event achieved late but reported | Dec 31, 2009 | — | Open |
| cwa | Schedule Event unachieved but reported | Dec 31, 2009 | Apr 23, 2010 | Resolved |
| cwa | Schedule Event achieved late but reported | Mar 28, 2009 | — | 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 |
|---|---|---|---|---|---|---|
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +43% | May 2020 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +158% | May 2020 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +45% | Apr 2020 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +158% | Apr 2020 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +76% | Jan 2019 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +158% | Jan 2019 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +118% | Aug 2018 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +158% | Aug 2018 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +156% | Feb 2017 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +197% | Feb 2017 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +55% | Dec 2016 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +35% | Dec 2016 | Resolved |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +59% | Feb 2016 | Open |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +81% | Feb 2016 | Open |
| BOD, carbonaceous [5 day, 20 C] | DMR, Limited - Numeric Violation | 43.00 mg/L | 25.00 | +72% | Sep 2015 | Open |
| Carbonaceous oxygen demand, % removal | DMR, Limited - Numeric Violation | 83.20 % | 85.00 | +12% | Aug 2015 | Open |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +275% | Aug 2015 | Open |
| Mercury, total [as Hg] | DMR, Limited - Numeric Violation | 0.00 kg/d | 0.00 | +146% | Aug 2015 | 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 Administrative Order of Consent
Clean Water Act
· Case NY-R120070601162 · Jul 21, 2008
$20,000
State Administrative Order of Consent
Clean Water Act
· Case NY-N00002476 · Feb 18, 2004
$20,000
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