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Clean Water Act discharge permit · NPDES COR431179

VOLKMANN RESIDENCE, Berthoud, CO: NPDES COR431179 discharge permit, effluent exceedances, inspections, penalties

VOLKMANN RESIDENCE, held by Sopris Development LLC, holds NPDES permit COR431179. EPA’s file records it issued July 1, 2026 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 VOLKMANN RESIDENCE: its NPDES ID, its permit type and status, its dates, its address in Berthoud, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR431179.

Identity

Facility as filedVOLKMANN RESIDENCE
Permittee as filedSopris Development LLC
NPDES IDCOR431179
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJuly 1, 2026
Expiration dateMarch 31, 2029
AddressBerthoud, CO 80513
SubwatershedHandy Reservoir-Little Thompson River (HUC 101900060503)

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 COR431179.

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 COR431179.

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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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 COR431179 there.

Nearby on the register

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

What this page shows

Of the 322 general permit coverages in Larimer County, including this permit, 96.3% carry an earlier issue date than VOLKMANN RESIDENCE. The Handy Reservoir-Little Thompson River subwatershed holds 28 NPDES permits, and 21.4% of the county's 322 coverages have a violation on file.