Clean Water Act discharge permit · NPDES OR0040410
MULTNOMAH FALLS LODGE STP, Multnomah Falls Recreation Site, OR: NPDES OR0040410 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MULTNOMAH FALLS LODGE STP, held by USDA/US FOREST SERVICE - COLUMBIA RIVER GORGE NAT'L SCENIC AREA, holds NPDES permit OR0040410, which discharges to Columbia River. EPA’s file records it issued December 21, 2018 and expiring November 30, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | MULTNOMAH FALLS LODGE STP |
|---|---|
| Permittee as filed | USDA/US FOREST SERVICE - COLUMBIA RIVER GORGE NAT'L SCENIC AREA |
| NPDES ID | OR0040410 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Federal facility |
| Issued | December 21, 2018 |
| Expiration date | November 30, 2023 |
| Address | Multnomah Falls Recreation Site, OR 97019 |
| Receiving water | COLUMBIA RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Viento Creek-Columbia River (HUC 170800010803) |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 11Pollutants on file
- 11Under a numeric limit
- 6With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| E. coli | 4 | 3 | 3 | April 30, 2023 | 1,820% over the limit |
| pH | 5 | 3 | 0 | ||
| BOD, 5-day, 20 deg. C | 11 | 1 | 0 | ||
| Solids, total suspended | 11 | 1 | 0 | ||
| Temperature, water deg. centigrade | 3 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 1 | 0 | ||
| Alkalinity, total [as CaCO3] | 1 | 0 | 0 | ||
| Excess thermal load | 1 | 0 | 0 | ||
| Ultraviolet light dosage | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES OR0040410.
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, OR0040410.
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- One watershed — $2,990/year
- One state — $4,990/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 OR0040410 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.