Clean Water Act discharge permit · NPDES COR429691

SAND CREEK CLEANUP P2, Denver, CO: NPDES COR429691 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance

SAND CREEK CLEANUP P2, held by TALL Contracting & Consulting, holds NPDES permit COR429691. EPA’s file records it issued January 15, 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 SAND CREEK CLEANUP P2: its NPDES ID, its permit type and status, its dates, its address in Denver, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR429691.

Identity

Facility as filed	SAND CREEK CLEANUP P2
Permittee as filed	TALL Contracting & Consulting
NPDES ID	COR429691
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	January 15, 2026
Expiration date	March 31, 2029
Address	Denver, CO 80236
Subwatershed	Sand Creek (HUC 101900030204)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

0Pollutants on file
0Under a numeric limit
0With a violation of any kind
0With an effluent exceedance

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR429691.

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

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR429691.

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 COR429691 there.

Nearby on the register

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

This public-records page covers Clean Water Act discharge permit NPDES COR429691 for SAND CREEK CLEANUP P2 in Denver, CO, held by TALL Contracting & Consulting, with an Effective permit status, a Minor discharger class, and an issue date of January 15, 2026 and expiration date of March 31, 2029. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, and it reports no violation in EPA's effluent violation or single-event violation files for this permit.