TRYON CREEK WWTP
Quick Summary
- •Currently out of compliance in at least one environmental program (CAA, CWA, or RCRA).
- •Assessed $12,600 in total penalties since records began.
- Address
-
195 FOOTHILLS RD
LAKE OSWEGO, OR 97034
View on map ↗ - County
- CLACKAMAS County
- Inspections
- 1 · last Dec 31, 2024
- Total Penalties
- $12,600 · last Oct 10, 2024
- Registry ID
- 110009155966
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 | Permit Violations - Unapproved Operation | Jun 25, 2023 | Jun 25, 2023 | Resolved |
| cwa | Violation of an Effluent Limit | Jun 14, 2023 | Oct 10, 2024 | Resolved |
| cwa | Schedule Event achieved late but reported | Sep 30, 1990 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 30, 1990 | Dec 30, 1990 | Resolved |
| cwa | Schedule Event achieved late but reported | Mar 31, 1990 | — | Open |
| cwa | Schedule Event unachieved and not reported | Oct 30, 1989 | Dec 30, 1990 | Resolved |
| cwa | Schedule Event achieved late but reported | Oct 30, 1989 | — | Open |
| cwa | Schedule Event achieved late but reported | Oct 1, 1989 | — | Open |
| cwa | Schedule Event achieved late but reported | Sep 30, 1989 | — | Open |
| cwa | Schedule Event unachieved and not reported | Sep 30, 1989 | Dec 30, 1990 | Resolved |
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, suspended percent removal | DMR, Limited - Numeric Violation | 83.00 % | 85.00 | +13% | Apr 2023 | Open |
| Solids, suspended percent removal | DMR, Limited - Numeric Violation | 76.00 % | 85.00 | +60% | Jan 2023 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 32.00 mg/L | 30.00 | +7% | Sep 2021 | Open |
| BOD, 5-day, 20 deg. C | DMR, Limited - Numeric Violation | 21.00 mg/L | 20.00 | +5% | Sep 2021 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,400.00 MPN/100mL | 406.00 | +99,999% | Mar 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,400.00 MPN/100mL | 406.00 | +491% | Jan 2018 | Open |
| E. coli | DMR, Limited - Numeric Violation | 2,400.00 MPN/100mL | 406.00 | +99,999% | Feb 2017 | Open |
| E. coli | DMR, Limited - Numeric Violation | 1,200.00 MPN/100mL | 406.00 | +196% | Jan 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.