PLUM ISLAND WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $2,594 in total penalties since records began.
- Address
-
539 HARBOR VIEW CIR
CHARLESTON, SC 29412
View on map ↗ - County
- CHARLESTON County
- Industry
- Transportation and Warehousing
- NAICS (North American Industry Classification)
- 488119
- Inspections
- 9 · last Mar 18, 2025
- Total Penalties
- $2,594 · last Apr 26, 2019
- Registry ID
- 110000534583
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.
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 | Pretreatment - Failure to Develop/Enforce Standards | Jul 29, 2022 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 29, 2022 | — | Open |
| cwa | Pretreatment - Failure to Meet Inspection and Sampling Plan for SIUs | Jul 29, 2022 | — | Open |
| cwa | Pretreatment - Failure to Conduct Inspections | Feb 10, 2022 | — | Open |
| cwa | Pretreatment - Failure to Meet Inspection and Sampling Plan for SIUs | Feb 10, 2022 | — | Open |
| cwa | Management Practice Violations - Failure to Maintain Records | Jul 31, 2020 | — | Open |
| cwa | Permit Violations - Violation Specified in Comment | Jul 31, 2020 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 20, 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 |
|---|---|---|---|---|---|---|
| Enterococci | DMR, Limited - Numeric Violation | 986.00 MPN/100mL | 501.00 | +97% | Sep 2025 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 1,111.00 MPN/100mL | 501.00 | +122% | Jul 2024 | Open |
| % Effect Static Renewal 7 Day Chronic Americamysis bahia (formerly Mysidopsis bahia) | DMR, Limited - Numeric Violation | 28.00 % | 25.00 | +12% | Jul 2024 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 501.00 | +99,999% | Jun 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 1,011.00 MPN/100mL | 501.00 | +102% | Mar 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 501.00 | +99,999% | Jan 2019 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 1,241.00 MPN/100mL | 501.00 | +99,999% | Dec 2018 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 818.00 MPN/100mL | 501.00 | +63% | Nov 2018 | Open |
| Solids, total suspended | DMR, Limited - Numeric Violation | 7,494.63 kg/d | 6,133.99 | +22% | Oct 2015 | Open |
| Enterococci | DMR, Limited - Numeric Violation | 2,420.00 MPN/100mL | 501.00 | +383% | Jul 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.