Clean Water Act discharge permit · NPDES WI0036064
CHRISTMAS MOUNTAIN SANITARY DISTRICT WWTF, Dellona, WI: NPDES WI0036064 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
CHRISTMAS MOUNTAIN SANITARY DISTRICT WWTF, held by CHRISTMAS MOUNTAIN SANITARY DISTRICT, holds NPDES permit WI0036064. EPA’s file records it issued June 29, 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 | CHRISTMAS MOUNTAIN SANITARY DISTRICT WWTF |
|---|---|
| Permittee as filed | CHRISTMAS MOUNTAIN SANITARY DISTRICT |
| NPDES ID | WI0036064 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 29, 2012 |
| Expiration date | June 30, 2017 |
| Address | Dellona, WI 53965 |
| Subwatershed | Lake Delton-Dell Creek (HUC 070700031905) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 10Pollutants on file
- 10Under a numeric limit
- 6With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 4 | 169 | 5 | November 30, 2025 | 47% over the limit |
| Phosphorus, total [as P] | 1 | 86 | 4 | April 30, 2024 | 62% over the limit |
| Solids, total suspended | 4 | 166 | 2 | April 30, 2024 | 13% over the limit |
| pH | 2 | 164 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 82 | 0 | ||
| Chloride [as Cl] | 1 | 12 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 0 | 0 | ||
| Nitrogen, organic total [as N] | 1 | 0 | 0 | ||
| Nitrogen, ammonia total [as N] | 1 | 0 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 4, 2023 | WW SSO - Discharge to Waters | ST6 |
| March 12, 2022 | 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.
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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 WI0036064 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.