Clean Water Act discharge permit · NPDES COR431568

CHAUTAUQUA PARK, Boulder, CO: NPDES COR431568 discharge permit, effluent exceedances, inspections, penalties

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

CHAUTAUQUA PARK, held by Civil Specialties Inc., holds NPDES permit COR431568. EPA’s file records it issued August 17, 2026 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 CHAUTAUQUA PARK: its NPDES ID, its permit type and status, its dates, its address in Boulder, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR431568.

Identity

Facility as filed	CHAUTAUQUA PARK
Permittee as filed	Civil Specialties Inc.
NPDES ID	COR431568
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	August 17, 2026
Expiration date	March 31, 2029
Issuing agency	STA
Address	Boulder, CO 80302
SIC	1623 – Water, Sewer, And Utility Lines

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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 COR431568.

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 COR431568.

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, COR431568.

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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 COR431568 there.

Nearby on the register

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

The CHAUTAUQUA PARK permit, filed under Civil Specialties Inc. for a facility in Boulder, Colorado, is one of 6 general permit coverages in Boulder on EPA's NPDES register, and 33.3% of those 6 coverages, this one included, carry an earlier issue date than this permit. Among the 6 general permit coverages in Boulder, 0.0% have a violation on file, so this permit sits with the peers that record none. The permit is effective, was issued August 17, 2026, and expires March 31, 2029.