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 WIG008011

COLORADO AVE LLC SITE, Sun Prairie, WI: NPDES WIG008011 discharge permit, effluent exceedances, inspections, penalties

COLORADO AVE LLC SITE, held by Colorado Ave LLC Site, holds NPDES permit WIG008011. EPA’s file records it issued October 1, 2021 and expiring September 30, 2026.

COLORADO AVE LLC SITE, Sun Prairie, Wisconsin: Coverage under a general permit WIG008011, held by Colorado Ave LLC Site; Effective; issued October 1, 2021, term to September 30, 2026.

COLORADO AVE LLC SITE among its neighbors

EPA’s permit file holds 49 discharge permits in the Headwaters Koshkonong Creek subwatershed (HUC 070900020401), WIG008011 among them. Its county holds 645, 2 of them major permits; WIG008011 is a minor permit.

Other permits in the Headwaters Koshkonong Creek subwatershed (HUC 070900020401)

What the register holds for COLORADO AVE LLC SITE: its NPDES ID, its permit type and status, its dates, its address in Sun Prairie, Wisconsin. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES WIG008011.

Identity

Facility as filedCOLORADO AVE LLC SITE
Permittee as filedColorado Ave LLC Site
NPDES IDWIG008011
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
AddressSun Prairie, WI 53704
SubwatershedHeadwaters Koshkonong Creek (HUC 070900020401)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES WIG008011.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES WIG008011.

Inspections

EPA’s inspection file holds no inspection for NPDES WIG008011.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES WIG008011.

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, WIG008011.

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

Nearby on the register

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

What this page shows

Within the 619 general permit coverages in Dane County, 0.0% have a violation on file. The Headwaters Koshkonong Creek subwatershed contains 49 NPDES permits, including COLORADO AVE LLC SITE. Across all 619 coverages in the county, 0.0% were issued earlier than this permit.