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Clean Water Act discharge permit · NPDES COR427884

TEX SOUTH SIDE DEVELOPMENT PHASE 1, Telluride, CO: NPDES COR427884 discharge permit, effluent exceedances, inspections, penalties

TEX SOUTH SIDE DEVELOPMENT PHASE 1, held by OLDCASTLE SW GROUP, INC. dba United Companies, holds NPDES permit COR427884. EPA’s file records it issued June 23, 2025 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 TEX SOUTH SIDE DEVELOPMENT PHASE 1: its NPDES ID, its permit type and status, its dates, its address in Telluride, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR427884.

Identity

Facility as filedTEX SOUTH SIDE DEVELOPMENT PHASE 1
Permittee as filedOLDCASTLE SW GROUP, INC. dba United Companies
NPDES IDCOR427884
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJune 23, 2025
Expiration dateMarch 31, 2029
AddressTelluride, CO 81435
SubwatershedHeadwaters San Miguel River (HUC 140300030106)

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 COR427884.

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 COR427884.

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 COR427884 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit COR427884 for TEX SOUTH SIDE DEVELOPMENT PHASE 1 in Telluride, CO, held by OLDCASTLE SW GROUP, INC. dba United Companies, with a status of Effective, a general permit coverage type, and a minor discharger class. The page lists a numeric limit count of 0, an effluent exceedance count of 0, and issue and expiration dates of June 23, 2025 and March 31, 2029, with the data as loaded on September 15, 2026.