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Clean Water Act discharge permit · NPDES WIG010796

ST. CHARLES PARISH, Hartland, WI: NPDES WIG010796 discharge permit, effluent exceedances, inspections, penalties

ST. CHARLES PARISH, held by St. Charles Parish, holds NPDES permit WIG010796. EPA’s file records it issued October 1, 2021 and expiring September 30, 2026. 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.

What the register holds for ST. CHARLES PARISH: its NPDES ID, its permit type and status, its dates, its address in Hartland, Wisconsin. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES WIG010796.

Identity

Facility as filedST. CHARLES PARISH
Permittee as filedSt. Charles Parish
NPDES IDWIG010796
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedOctober 1, 2021
Expiration dateSeptember 30, 2026
AddressHartland, WI 53029
SubwatershedHeadwaters Bark River (HUC 070900020301)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES WIG010796.

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

EPA’s single-event violation file, as loaded, holds no violation for NPDES WIG010796.

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 WIG010796 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

The St. Charles Parish permit (NPDES ID WIG010796) is one of 232 general permit coverages in Waukesha County, and the percent of those with a violation on file is 0.0%. Among the 10 NPDES permits in the Headwaters Bark River subwatershed, this one is also recorded with no pollutants under a numeric limit and no effluent exceedances, both counted as 0.