Clean Water Act
RCRA
SAN SEBASTIAN STP
Quick Summary
- •Assessed $0 in total penalties since records began.
- Address
-
PR-109 KM 29.0
SAN SEBASTIAN, PR 00685
View on map ↗ - County
- SAN SEBASTIAN County
- Industry
- Utilities
- NAICS (North American Industry Classification)
- 22132
- Inspections
- 3 · last May 13, 2025
- Total Penalties
- $0 · last Jan 10, 2007
- Registry ID
- 110007804812
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 | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Oct 16, 2025 | — | Open |
| cwa | Dry-weather SSO, no discharge to waters of the U.S., not permit compliant, no endangerment | Oct 1, 2025 | — | Open |
| cwa | Management Practice Violations - Improper Operation and Maintenance | Jun 30, 2017 | — | Open |
| cwa | Schedule Event unachieved and not reported | Feb 29, 2016 | May 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 28, 2015 | May 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 28, 2014 | May 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 28, 2013 | May 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | May 1, 2012 | May 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Feb 1, 2012 | May 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Nov 1, 2011 | May 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Aug 1, 2011 | May 1, 2019 | Resolved |
| cwa | Schedule Event unachieved and not reported | Mar 1, 2011 | May 1, 2019 | Resolved |
| cwa | Permit Violations - Violation Specified in Comment | May 19, 1983 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Feb 12, 1982 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Aug 25, 1981 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | May 13, 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 | 650.00 mg/L | 500.00 | +30% | Apr 2026 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 49.00 kg/d | 45.46 | +8% | Sep 2025 | Open |
| BOD, 5-day, percent removal | DMR, Limited - Numeric Violation | 79.00 % | 85.00 | +40% | Sep 2025 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 55.00 kg/d | 45.46 | +21% | Sep 2023 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 56.00 % | 85.00 | +193% | Sep 2023 | Open |
| Lead, total [as Pb] | DMR, Limited - Numeric Violation | 0.02 mg/L | 0.00 | +392% | Apr 2022 | Open |
| Cyanide, free available | DMR, Limited - Numeric Violation | 0.01 mg/L | 0.01 | +22% | Feb 2022 | Resolved |
| Surfactants [MBAS] | DMR, Limited - Numeric Violation | 0.17 mg/L | 0.10 | +66% | Oct 2021 | Open |
| Chlorine, total residual | DMR, Limited - Numeric Violation | 0.30 mg/L | 0.01 | +2,627% | Aug 2021 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 3.00 mg/L | 45.00 | +93% | Apr 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 4.00 mg/L | 45.00 | +91% | Mar 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 3.00 mg/L | 45.00 | +93% | Feb 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Jan 2019 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Dec 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Nov 2018 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 5.00 mg/L | 45.00 | +99,999% | Oct 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Oct 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Sep 2018 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 5.00 mg/L | 45.00 | +99,999% | Sep 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Aug 2018 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 5.00 mg/L | 45.00 | +99,999% | Aug 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Jul 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Jun 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | May 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Apr 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Mar 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +89% | Feb 2018 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 5.00 mg/L | 45.00 | +99,999% | Jan 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Jan 2018 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 5.00 mg/L | 45.00 | +99,999% | Dec 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 5.00 mg/L | 45.00 | +99,999% | Dec 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 9.00 mg/L | 45.00 | +80% | Aug 2017 | Open |
| Solids, total suspended | DMR, Limited - Overdue | 9.00 mg/L | 45.00 | +80% | Aug 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 3.00 mg/L | 45.00 | +93% | Jul 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 3.00 mg/L | 45.00 | +93% | Jun 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | May 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 3.00 mg/L | 45.00 | +93% | Apr 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 3.00 mg/L | 45.00 | +93% | Mar 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 3.00 mg/L | 45.00 | +93% | Feb 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | Jan 2017 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | Dec 2016 | Open |
| Coliform, fecal - % samples exceeding limit | DMR, Limited - Numeric Violation | 30.00 % | 20.00 | +50% | Nov 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | Nov 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | Oct 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | Sep 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | Aug 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | Jul 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.50 mg/L | 45.00 | +99,999% | Jun 2016 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 2.00 mg/L | 45.00 | +96% | May 2016 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 0.66 MGD | 0.40 | +64% | Apr 2016 | 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.
Judicial
· Case 02-2011-0007 · May 23, 2016
Judicial
· Case 02-2004-0008 · Jan 10, 2007
$1,000,000
Administrative - Formal
· Case 02-2002-3139 · Aug 8, 2002
Administrative - Formal
· Case 02-1999-3051 · Aug 30, 1999
Other facilities in SAN SEBASTIAN County, PR
SAN SEBASTIAN WWTP (NEW)
SAN SEBASTIAN, PR
SAN SEBASTIAN
SAN SEBASTIAN, PR
WILFREDO VALENTIN
, PR
SAN SEBASTIÁN FILTRATION PLANT
SAN SEBASTIAN, PR
· Utilities
FARMACIA EL AMAL #60
SAN SEBASTIAN, PR
SAN SEBASTIAN WWTP
SAN SEBASTIAN, PR