Clean Water Act discharge permit · NPDES OR0026301
KLAMATH FALLS WASTEWATER TREATMENT AND RECLAMATION FACILITY (@ SPRING STREET), Klamath Falls, OR: NPDES OR0026301 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MajorDischarger class
- 27Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
KLAMATH FALLS WASTEWATER TREATMENT AND RECLAMATION FACILITY (@ SPRING STREET), held by KLAMATH FALLS, CITY OF, holds NPDES permit OR0026301, which discharges to Klamath River (Lake Ewauna). EPA’s file records it issued September 26, 1990 and expiring August 31, 1995. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | KLAMATH FALLS WASTEWATER TREATMENT AND RECLAMATION FACILITY (@ SPRING STREET) |
|---|---|
| Permittee as filed | KLAMATH FALLS, CITY OF |
| NPDES ID | OR0026301 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | September 26, 1990 |
| Expiration date | August 31, 1995 |
| Address | Klamath Falls, OR 97601 |
| Receiving water | KLAMATH RIVER (LAKE EWAUNA) |
| Subwatershed | Klamath Falls-Klamath River (HUC 180102041201) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 36Pollutants on file
- 27Under a numeric limit
- 21With a violation of any kind
- 6With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 12 | 39 | 15 | August 31, 2024 | 47% over the limit |
| Solids, total suspended | 12 | 22 | 9 | August 31, 2024 | 269% over the limit |
| BOD, 5-day, percent removal | 1 | 10 | 9 | March 31, 2001 | 48% over the limit |
| Coliform, fecal MF, MFC broth, 44.5 C | 2 | 7 | 4 | February 28, 1998 | 63% over the limit |
| Solids, suspended percent removal | 1 | 3 | 3 | March 31, 2001 | 87% over the limit |
| pH range excursions, > 60 minutes | 0 | 2 | 2 | July 31, 2026 | 2,147,483,650% over the limit |
| Mercury, total recoverable | 0 | 90 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 48 | 0 | ||
| BOD, carbonaceous [5 day, 20 C] | 0 | 16 | 0 | ||
| E. coli | 0 | 10 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 8 | 0 | ||
| Nitrogen, total [as N] | 0 | 7 | 0 | ||
| pH | 4 | 3 | 0 | ||
| Chlorine, total residual | 3 | 3 | 0 | ||
| Temperature, water deg. centigrade | 0 | 3 | 0 | ||
| Phosphate, ortho, dissolved [as P] | 1 | 2 | 0 | ||
| Carbonaceous oxygen demand, % removal | 0 | 2 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 1 | 0 | ||
| Phosphate, total [as PO4] | 2 | 1 | 0 | ||
| Phosphorus, total [as P] | 0 | 1 | 0 | ||
| pH range excursions, monthly total accum | 0 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 0 | 0 | ||
| Cyanide, total [as CN] | 2 | 0 | 0 | ||
| Arsenic, total [as As] | 2 | 0 | 0 | ||
| Cadmium, total [as Cd] | 2 | 0 | 0 | ||
| Chromium, total [as Cr] | 2 | 0 | 0 | ||
| Copper, total [as Cu] | 2 | 0 | 0 | ||
| Lead, total [as Pb] | 2 | 0 | 0 | ||
| Nickel, total [as Ni] | 2 | 0 | 0 | ||
| Silver, total [as Ag] | 2 | 0 | 0 | ||
| Zinc, total [as Zn] | 2 | 0 | 0 | ||
| Phenols | 2 | 0 | 0 | ||
| Mercury, total [as Hg] | 2 | 0 | 0 | ||
| Nitrogen, nitrate total [as N] | 1 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 1 | 0 | 0 | ||
| Chlorine usage | 1 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 9Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 26, 2026 | WW SSO - Discharge to Waters | ST6 |
| October 1, 2025 | Failure to provide complete and accurate information (not related to annual report) | ST6 |
| July 1, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| July 1, 2025 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| December 29, 2024 | WW SSO - Discharge to Waters | ST6 |
| April 4, 2023 | WW SSO - Discharge to Waters | ST6 |
| March 1, 2023 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| January 1, 2023 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| March 17, 2022 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, OR0026301.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID OR0026301 there.
Nearby on the register
- Discharge permits in Klamath Falls
- Every permit record in Klamath Falls, A to Z
- Discharge permits in Oregon
- Every permit record in Oregon, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.