Non-Compliance
Clean Water Act
WESTERN RAMAPO ADVANCED WWTP
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
-
137 ST ROUTE 17
HILLBURN, NY 10931
View on map ↗ - County
- ROCKLAND County
- Inspections
- 4 · last Oct 14, 2025
- Total Penalties
- $0
- Registry ID
- 110020151253
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.
3
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, 2020 | — | Open |
| cwa | Monitoring Violations - Analysis not Conducted | Nov 24, 2009 | — | Open |
| cwa | Schedule Event achieved late but reported | Mar 28, 2007 | — | 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 |
|---|---|---|---|---|---|---|
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 400.00 | +505% | Apr 2025 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 257.00 MPN/100mL | 200.00 | +99,999% | Mar 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 400.00 | +99,999% | Mar 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 548.00 MPN/100mL | 400.00 | +37% | Feb 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 100.00 MPN/100mL | 200.00 | +99,999% | Jan 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,026.00 MPN/100mL | 400.00 | +99,999% | Jan 2024 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 488.00 MPN/100mL | 400.00 | +22% | May 2023 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.44 mg/L | 0.20 | +120% | Nov 2022 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.44 mg/L | 0.20 | +120% | Oct 2022 | Resolved |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.42 mg/L | 0.20 | +110% | Sep 2022 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 400.00 | +99,999% | Sep 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 71.00 mg/L | 23.00 | +209% | Sep 2022 | Open |
| Solids, settleable | DMR, Limited - Numeric Violation | 0.00 mg/L | 0.00 | +2,900% | Sep 2022 | Open |
| Oxygen demand, ultimate | DMR, Limited - Numeric Violation | 38.00 mg/L | 35.00 | +9% | Sep 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 367.00 MPN/100mL | 200.00 | +99,999% | Sep 2022 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 71.00 mg/L | 15.00 | +373% | Sep 2022 | Open |
| Phosphorus, total [as P] | DMR, Limited - Numeric Violation | 0.21 mg/L | 0.20 | +5% | Aug 2022 | Resolved |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 1,203.00 MPN/100mL | 400.00 | +201% | Jun 2022 | Open |
| Nitrogen, ammonia, total [as NH3] | DMR, Limited - Numeric Violation | 7.74 mg/L | 3.80 | +104% | Mar 2022 | Open |
| Oxygen demand, ultimate | DMR, Limited - Numeric Violation | 57.00 mg/L | 44.00 | +30% | Mar 2022 | Open |
| Coliform, fecal general | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 400.00 | +99,999% | Aug 2020 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 30.00 mg/L | 23.00 | +30% | Nov 2016 | Open |
| Oxygen, dissolved [DO] | DMR, Limited - Numeric Violation | 6.10 mg/L | 7.00 | +13% | Sep 2015 | Open |
Other facilities in ROCKLAND County, NY
WYETH PHARMACEUTICALS
PEARL RIVER, NY
· Manufacturing
ORANGETOWN DATA CENTER
ORANGEBURG, NY
· Professional, Scientific, and Technical Services
HIGHVIEW HILLS LLC
RAMAPO, NY
50 HUNGRY HOLLOW RD
SPRING VALLEY, NY
TOMKINS COVE GARAGE INC
TOMKINS COVE, NY
· Manufacturing
CAMP RAMAQUOIS
, NY