Clean Water Act discharge permit · NPDES OR0029203
MONROE STP, Monroe, OR: NPDES OR0029203 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
MONROE STP, held by MONROE, CITY OF, holds NPDES permit OR0029203, which discharges to Long Tom River. EPA’s file records it issued July 13, 2007 and expiring June 30, 2011. 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 | MONROE STP |
|---|---|
| Permittee as filed | MONROE, CITY OF |
| NPDES ID | OR0029203 |
| 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 | July 13, 2007 |
| Expiration date | June 30, 2011 |
| Address | Monroe, OR 97456 |
| Receiving water | LONG TOM RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Ferguson Creek-Long Tom River (HUC 170900030110) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 13Pollutants on file
- 12Under a numeric limit
- 8With a violation of any kind
- 4With 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 | 6 | 12 | 3 | January 31, 2024 | 29% over the limit |
| Solids, total suspended | 6 | 15 | 1 | March 31, 2020 | 44% over the limit |
| pH | 4 | 2 | 1 | February 28, 2025 | |
| BOD, 5-day, percent removal | 1 | 2 | 1 | January 31, 2020 | 8% over the limit |
| Temperature, water deg. centigrade | 1 | 2 | 0 | ||
| Solids, suspended percent removal | 1 | 2 | 0 | ||
| E. coli | 4 | 1 | 0 | ||
| Lagoon freeboard | 0 | 1 | 0 | ||
| Flow, in conduit or thru treatment plant | 3 | 0 | 0 | ||
| Chlorine, total residual | 2 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 0 | 0 | ||
| Flow, total | 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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 15, 2024 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| August 1, 2021 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| February 1, 2021 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 1, 2020 | Reporting Violations - Improper/ Incorrect Reporting | 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, OR0029203.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/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 OR0029203 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.