Non-Compliance
Clean Water Act
SCSD#20 - E, RIDGEHAVEN STP
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
-
WILLIAM FLOYD PARKWAY
RIDGE, NY 11961
View on map ↗ - County
- SUFFOLK County
- Inspections
- 21 · last Nov 13, 2025
- Total Penalties
- $0
- Registry ID
- 110009150621
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.
4
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 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 | Schedule Event achieved late but reported | Mar 28, 2014 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2013 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2012 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 1, 1997 | Jan 15, 1998 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 1, 1997 | — | 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 |
|---|---|---|---|---|---|---|
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.00 mg/L | 10.00 | +30% | Feb 2025 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 11.70 mg/L | 10.00 | +17% | Jan 2025 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.20 mg/L | 10.00 | +32% | Dec 2024 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 11.80 mg/L | 10.00 | +18% | Oct 2024 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 15.70 mg/L | 10.00 | +57% | Mar 2024 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.50 mg/L | 10.00 | +35% | Feb 2024 | Open |
| Solids, total dissolved | DMR, Limited - Numeric Violation | 1,880.00 mg/L | 1,000.00 | +88% | Nov 2022 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 15.00 mg/L | 10.00 | +50% | Sep 2022 | Open |
| Nitrogen, total [as N] | DMR, Limited - Overdue | 15.00 mg/L | 10.00 | +50% | Sep 2022 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.00 mg/L | 10.00 | +30% | Mar 2022 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 11.30 mg/L | 10.00 | +13% | Feb 2022 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.10 mg/L | 10.00 | +31% | Apr 2021 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 16.70 mg/L | 10.00 | +67% | Mar 2021 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 17.10 mg/L | 10.00 | +71% | Feb 2021 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 13.00 mg/L | 10.00 | +30% | Jan 2021 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 12.50 mg/L | 10.00 | +25% | Nov 2020 | Resolved |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 14.50 mg/L | 10.00 | +45% | Nov 2017 | Open |
| Nitrogen, total [as N] | DMR, Limited - Numeric Violation | 15.30 mg/L | 10.00 | +53% | Feb 2015 | Open |
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