Clean Water Act discharge permit · NPDES WI0060607
GREAT LAKES INVESTORS LLC WWTF, Concord, WI: NPDES WI0060607 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
GREAT LAKES INVESTORS LLC WWTF, held by GREAT LAKES INVESTORS LLC, holds NPDES permit WI0060607. EPA’s file records it issued September 8, 2006 and expiring September 30, 2011. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | GREAT LAKES INVESTORS LLC WWTF |
|---|---|
| Permittee as filed | GREAT LAKES INVESTORS LLC |
| NPDES ID | WI0060607 |
| 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 | September 8, 2006 |
| Expiration date | September 30, 2011 |
| Address | Concord, WI 53178 |
| Subwatershed | Duck Creek (HUC 070900020304) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 6Pollutants on file
- 0Under 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 | 0 | 76 | 4 | July 31, 2025 | 53% over the limit |
| Oxygen, dissolved [DO] | 0 | 21 | 3 | April 30, 2025 | 95% over the limit |
| Phosphorus, total [as P] | 0 | 64 | 1 | May 31, 2020 | 69% over the limit |
| pH | 0 | 36 | 0 | ||
| Solids, total suspended | 0 | 36 | 0 | ||
| Flow, in conduit or thru treatment plant | 0 | 36 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 1, 2023 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| June 21, 2021 | WW SSO - Discharge to Waters | ST6 |
| October 1, 2019 | Permit Violations - Violation Specified in Comment | 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 WI0060607 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.