Clean Water Act discharge permit · NPDES WI0022306
MONTREAL CITY OF, Montreal, WI: NPDES WI0022306 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
MONTREAL CITY OF, held by CITY OF MONTREAL, holds NPDES permit WI0022306, which discharges to Montreal R W For. EPA’s file records it issued June 27, 2012 and expiring June 30, 2017. 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 | MONTREAL CITY OF |
|---|---|
| Permittee as filed | CITY OF MONTREAL |
| NPDES ID | WI0022306 |
| 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 | June 27, 2012 |
| Expiration date | June 30, 2017 |
| Address | Montreal, WI 54550 |
| Receiving water | MONTREAL R W FOR |
| Subwatershed | West Fork Montreal River (HUC 040103020106) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 6Under a numeric limit
- 9With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| Phosphorus, total [as P] | 1 | 64 | 46 | February 28, 2026 | 179% over the limit |
| Chlorine, total residual | 0 | 23 | 2 | June 30, 2026 | 20% over the limit |
| BOD, 5-day, 20 deg. C | 4 | 72 | 0 | ||
| Solids, total suspended | 4 | 72 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 72 | 0 | ||
| Coliform, fecal general | 0 | 57 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 42 | 0 | ||
| pH | 2 | 40 | 0 | ||
| Temperature, water deg. fahrenheit | 0 | 13 | 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 |
|---|---|---|
| April 12, 2023 | WW SSO - Discharge to Waters | ST6 |
| April 24, 2019 | Reporting Violations - Failure to Submit DMRs | ST6 |
| April 23, 2019 | WW SSO - Discharge to Waters | ST6 |
| April 22, 2019 | WW SSO - Discharge to Waters | ST6 |
| April 7, 2019 | WW SSO - Discharge to Waters | ST6 |
| October 10, 2018 | WW SSO - Discharge to Waters | ST6 |
| August 27, 2018 | WW SSO - Discharge to Waters | ST6 |
| August 24, 2018 | WW SSO - Discharge to Waters | ST6 |
| June 15, 2018 | WW SSO - Discharge to Waters | 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
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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 WI0022306 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.