Clean Water Act discharge permit · NPDES OR0023370
NEHALEM BAY STP, Nehalem, OR: NPDES OR0023370 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 18Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
NEHALEM BAY STP, held by NEHALEM BAY WASTEWATER AGENCY, holds NPDES permit OR0023370, which discharges to Nehalem River. EPA’s file records it issued March 20, 2018 and expiring March 31, 2023. 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 | NEHALEM BAY STP |
|---|---|
| Permittee as filed | NEHALEM BAY WASTEWATER AGENCY |
| NPDES ID | OR0023370 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | March 20, 2018 |
| Expiration date | March 31, 2023 |
| Address | Nehalem, OR 97131 |
| Receiving water | NEHALEM RIVER |
| Subwatershed | Nehalem Bay (HUC 171002020605) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 18Pollutants on file
- 18Under a numeric limit
- 7With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 6 | 5 | 5 | December 31, 2019 | 67% over the limit |
| Flow, in conduit or thru treatment plant | 5 | 1 | 1 | November 30, 2019 | 2,147,483,650% over the limit |
| Flow, total | 1 | 1 | 1 | October 31, 2019 | 2,147,483,650% over the limit |
| Nitrogen, Kjeldahl, total [as N] | 2 | 2 | 0 | ||
| Nitrite + Nitrate total [as N] | 2 | 2 | 0 | ||
| Phosphorus, total [as P] | 2 | 2 | 0 | ||
| Solids, total dissolved | 2 | 2 | 0 | ||
| BOD, 5-day, 20 deg. C | 6 | 0 | 0 | ||
| E. coli | 4 | 0 | 0 | ||
| Chlorine, total residual | 3 | 0 | 0 | ||
| Temperature, water deg. centigrade | 2 | 0 | 0 | ||
| pH, maximum | 2 | 0 | 0 | ||
| pH, minimum | 2 | 0 | 0 | ||
| Chlorine usage | 2 | 0 | 0 | ||
| Flow rate | 1 | 0 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 | ||
| BOD, 5-day, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| December 18, 2024 | Permit Violations - Unapproved Operation | 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, OR0023370.
Start the watch
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- One watershed — $2,990/year
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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 OR0023370 there.
Nearby on the register
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- Every permit record in Oregon, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.