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Clean Water Act discharge permit · NPDES COD000010

MASON STREET INFRASTRUCTURE, Fort Collins, CO: NPDES COD000010 discharge permit, effluent exceedances, inspections, penalties

MASON STREET INFRASTRUCTURE, held by N College 1311, LLC, holds NPDES permit COD000010, which discharges to A Remnant Channel Of Dry Creek. EPA’s file records it issued August 29, 2025 and expiring August 29, 2027. 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 MASON STREET INFRASTRUCTURE: its NPDES ID, its permit type and status, its dates, its address in Fort Collins, Colorado, its receiving water. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COD000010.

Identity

Facility as filedMASON STREET INFRASTRUCTURE
Permittee as filedN College 1311, LLC
NPDES IDCOD000010
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedAugust 29, 2025
Expiration dateAugust 29, 2027
Issuing agencySTA
AddressFort Collins, CO 80524
Receiving waterA remnant channel of Dry Creek
SubwatershedDouglas Reservoir-Dry Creek (HUC 101900070804)

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 COD000010.

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 COD000010.

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, COD000010.

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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 COD000010 there.

Nearby on the register

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

What this page shows

Among the 322 general permit coverages in Larimer County, 21.4% have a violation on file. MASON STREET INFRASTRUCTURE sits in the Douglas Reservoir-Dry Creek subwatershed, which holds 20 NPDES permits. The 322 Larimer County coverages include this permit, and 70.8% of them carry an earlier issue date than this permit.