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Clean Water Act discharge permit · NPDES COR423309

RAINDANCE, FILING 6, BLOCK 6, L 10-12, BLOCK 4, L 7, FILING 22, L 1, BLOCK 1, Windsor, CO: NPDES COR423309 discharge permit, effluent exceedances, inspections, penalties

RAINDANCE, FILING 6, BLOCK 6, L 10-12, BLOCK 4, L 7, FILING 22, L 1, BLOCK 1, held by Aliversa Builders, holds NPDES permit COR423309. EPA’s file records it issued April 12, 2024 and expiring March 31, 2029. 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 RAINDANCE, FILING 6, BLOCK 6, L 10-12, BLOCK 4, L 7, FILING 22, L 1, BLOCK 1: its NPDES ID, its permit type and status, its dates, its address in Windsor, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR423309.

Identity

Facility as filedRAINDANCE, FILING 6, BLOCK 6, L 10-12, BLOCK 4, L 7, FILING 22, L 1, BLOCK 1
Permittee as filedAliversa Builders
NPDES IDCOR423309
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedApril 12, 2024
Expiration dateMarch 31, 2029
AddressWindsor, CO 80550
Subwatershed101900071005 (HUC 101900071005)

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 COR423309.

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 COR423309.

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 COR423309 there.

Nearby on the register

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

What this page shows

The RAINDANCE, FILING 6, BLOCK 6, L 10-12, BLOCK 4, L 7, FILING 22, L 1, BLOCK 1 general permit coverage, held by Aliversa Builders in Windsor, is one of 596 general permit coverages in Weld County, and 21.3% of those coverages have a violation on file. The permit has no pollutants under a numeric limit and no effluent exceedances on record, and it sits among 54 NPDES permits in the 101900071005 subwatershed.