Clean Water Act discharge permit · NPDES COR430311

BUCHTEL BLVD. IMPROVEMENTS, Denver, CO: NPDES COR430311 discharge permit, effluent exceedances, inspections, penalties

EffectivePermit status
MinorDischarger class
0Pollutants under a numeric limit
0Pollutants with an effluent exceedance
0Inspections on file
0Formal enforcement actions

BUCHTEL BLVD. IMPROVEMENTS, held by Ames Construction, Inc., holds NPDES permit COR430311. EPA’s file records it issued April 13, 2026 and expiring March 31, 2029.

BUCHTEL BLVD. IMPROVEMENTS, Denver, Colorado: Coverage under a general permit COR430311, held by Ames Construction, Inc.; Effective; issued April 13, 2026, term to March 31, 2029.

Other permits held by Ames Construction, Inc.

56TH AVE. WIDENING PEORIA ST. TO PENA BLVD., Denver: COR416965, issued June 2, 2022
21556-ALAMEDA BRIDGE OVER S PLATTE RVR, Denver: COR417499, issued July 12, 2022
SOUTH PLATTE RIVER DRIVE IMPROVEMENTS, VIRGINIA AVE TO BAYAUD AVE, Denver: COR426405, issued January 17, 2025
E-470 & SABLE, Brighton: COR427122, issued March 31, 2025
PALM DESERT TEL01 MASS GRADING, Aurora: COR427716, issued June 2, 2025
I-70 AEROTROPOLIS PARKWAY INTERCHANGE, Aurora: COR427738, issued June 3, 2025
EAST 51ST. AVENUE IMPROVEMENTS, Denver: COR428550, issued August 25, 2025
26942 US6 AND WADS INTERCHANGE, Lakewood: COR429889, issued January 30, 2026
38TH AVENUE IMPROVEMENTS & CBC, Aurora: COR430517, issued April 16, 2026

BUCHTEL BLVD. IMPROVEMENTS among its neighbors

EPA’s permit file holds 192 discharge permits in the 101900020904 subwatershed (HUC 101900020904), COR430311 among them. Its county holds 465, 3 of them major permits; COR430311 is a minor permit.

Other permits in the 101900020904 subwatershed (HUC 101900020904)

10 WILDROSE TRAIL, Cherry Hills Village: COR428293, minor permit, permit term to March 31, 2029
10TH AVE. TOWNHOMES, Lakewood: COR424504, minor permit, permit term to March 31, 2029
11TH AVE EXTENSION, Denver: COR424098, minor permit, permit term to March 31, 2029
12000 W CEDAR DR LOT, Jefferson County: COG315165, minor permit, discharging to LAKEWOOD GULCH, permit term to October 31, 2010
1201-1245 QUIVAS STREET DEMOLITION, Denver: COR429597, minor permit, permit term to March 31, 2029
1501 E LAYTON AVE, Cherry Hills Village: COR419390, minor permit, permit term to March 31, 2024
1530 WEST 13TH AVENUE DEMOLITION, Denver: COR429595, minor permit, permit term to March 31, 2029
21556-ALAMEDA BRIDGE OVER S PLATTE RVR, Denver: COR417499, minor permit, permit term to March 31, 2024
23045 - CORY-MERRILL PROJECT 2 (REPLACEMENT - LEAD) - S MILWAUKEE ST AND S SAINT, Denver: COR431696, minor permit, permit term to March 31, 2029
23046 - HARVEY PARK PROJECT 1 (REPLACEMENT) - W JEWELL AVE TO S PATTON CT, Denver: COR431469, minor permit, permit term to March 31, 2029

What the register holds for BUCHTEL BLVD. IMPROVEMENTS: 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 COR430311.

Identity

Facility as filed	BUCHTEL BLVD. IMPROVEMENTS
Permittee as filed	Ames Construction, Inc.
NPDES ID	COR430311
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	April 13, 2026
Expiration date	March 31, 2029
Address	Denver, CO 80210
Receiving water impaired	303(D) Listed
Subwatershed	101900020904 (HUC 101900020904)

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 COR430311.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR430311.

Inspections

EPA’s inspection file holds no inspection for NPDES COR430311.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES COR430311.

Watch this permit

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Nearby on the register

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

The BUCHTEL BLVD. IMPROVEMENTS general permit coverage in Denver, Colorado, is one of 301 general permit coverages in Denver County, and it sits among 192 NPDES permits in the 101900020904 subwatershed, this one included. Of those 301 Denver County coverages, 85.0% were issued earlier than this one, and 19.6% carry a violation on file, while this permit has no pollutants under a numeric limit and no effluent exceedances on record.