TRIANGLE 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
-
5926 NC HIGHWAY 55 EAST
DURHAM, NC 27713
View on map ↗ - County
- DURHAM County
- Inspections
- 8 · last Dec 5, 2025
- Total Penalties
- $0 · last Nov 7, 2008
- Registry ID
- 110006367350
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
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 | Violation Detected During Inspection | Mar 23, 2004 | — | Open |
| cwa | Water Quality (Handled By Judge) | Feb 5, 1987 | — | 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 |
|---|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.25 mg/L | 7.50 | +10% | Jul 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 5.71 mg/L | 5.00 | +14% | Jul 2024 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.80 mg/L | 7.50 | +17% | Aug 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.00 mg/L | 7.50 | +7% | May 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 5.41 mg/L | 5.00 | +8% | Sep 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.95 mg/L | 7.50 | +19% | Aug 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 5.12 mg/L | 5.00 | +2% | Aug 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 8.15 mg/L | 7.50 | +9% | Jul 2022 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 11.70 mg/L | 7.50 | +56% | Sep 2018 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 5.14 mg/L | 5.00 | +3% | Sep 2018 | Open |
| Flow, in conduit or thru treatment plant | DMR, Limited - Numeric Violation | 222.68 MGD | 12.00 | +1,756% | Feb 2017 | 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.