Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES WIG007111

ARROWHEAD UNION HIGH SCHOOL, Merton, WI: NPDES WIG007111 discharge permit, effluent exceedances, inspections, penalties

ARROWHEAD UNION HIGH SCHOOL, held by Arrowhead Union High School, holds NPDES permit WIG007111. 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 (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

What the register holds for ARROWHEAD UNION HIGH SCHOOL: its NPDES ID, its permit type and status, its dates, its address in Merton, Wisconsin. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES WIG007111.

Identity

Facility as filedARROWHEAD UNION HIGH SCHOOL
Permittee as filedArrowhead Union High School
NPDES IDWIG007111
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
AddressMerton, WI 53029
SubwatershedHeadwaters Bark River (HUC 070900020301)
Other EPA IDs (FRS)RCRA handler WID981950348

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES WIG007111.

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 WIG007111.

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, WIG007111.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

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 WIG007111 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The Arrowhead Union High School permit, NPDES ID WIG007111, is one of 232 general permit coverages on EPA's NPDES register in Waukesha County, and one of 10 NPDES permits in the Headwaters Bark River subwatershed, this one included. The permit has no pollutants under a numeric limit and no effluent exceedances on file, and 0.0% of the 232 Waukesha County general permit coverages carry a violation on record.