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Clean Water Act discharge permit · NPDES COR425382

ROCKY MOUNTAIN SOLAR, Avondale, CO: NPDES COR425382 discharge permit, effluent exceedances, inspections, penalties

ROCKY MOUNTAIN SOLAR, held by M. A. Mortenson Company, holds NPDES permit COR425382. EPA’s file records it issued September 26, 2024 and expiring March 31, 2029. 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 ROCKY MOUNTAIN SOLAR: its NPDES ID, its permit type and status, its dates, its address in Avondale, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR425382.

Identity

Facility as filedROCKY MOUNTAIN SOLAR
Permittee as filedM. A. Mortenson Company
NPDES IDCOR425382
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedSeptember 26, 2024
Expiration dateMarch 31, 2029
AddressAvondale, CO 81022
SubwatershedOutlet Saint Chariles River (HUC 110200021201)

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 COR425382.

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 COR425382.

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

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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 COR425382 there.

Nearby on the register

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

What this page shows

ROCKY MOUNTAIN SOLAR is one of 130 general permit coverages in Pueblo County, and 52.3% of those 130 coverages were issued before it. The permit sits in the Outlet Saint Chariles River subwatershed, which holds 15 NPDES permits, this one included. Its register record shows 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.