Clean Water Act discharge permit · NPDES COR430821

BHP PROJECT ON 34TH STREET, Boulder, CO: NPDES COR430821 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

BHP PROJECT ON 34TH STREET, held by Deneuve Construction Services, holds NPDES permit COR430821. EPA’s file records it issued May 27, 2026 and expiring March 31, 2029.

BHP PROJECT ON 34TH STREET, Boulder, Colorado: Coverage under a general permit COR430821, held by Deneuve Construction Services; Effective; issued May 27, 2026, term to March 31, 2029.

Other permits held by Deneuve Construction Services

PRAIRIE RUN, Hayden: COR425737, issued November 14, 2024
RUBY VISTA, Denver: COR426114, issued December 18, 2024
KING'S CROSSING, Aurora: COR426249, issued December 30, 2024
BLOSSOM COMMONS, Westminster: COR429485, issued December 12, 2025

BHP PROJECT ON 34TH STREET among its neighbors

EPA’s permit file holds 83 discharge permits in the City of Boulder-Boulder Creek subwatershed (HUC 101900050406), COR430821 among them. Its county holds 355, 5 of them major permits; COR430821 is a minor permit.

Other permits in the City of Boulder-Boulder Creek subwatershed (HUC 101900050406)

0456 - CENTRAL AVE BRIDGE REPLACEMENT, Boulder: COG317234, minor permit, discharging to Dry Creek No 2 Ditch-KOA Lake & South Boulder Cree, permit term to May 31, 2028
0456 - CENTRAL AVE. BRIDGE REPLACEMENT, Boulder: COR428424, minor permit, permit term to March 31, 2029
1155 CANYON CONDOMINIUMS, Boulder County: COG603165, minor permit, discharging to Boulder Creek, permit term to December 31, 2012
19TH ST MULTIMODAL IMPROVEMENTS, Boulder: COR423689, minor permit, permit term to March 31, 2029
2504 SPRUCE, Boulder: COR428064, minor permit, permit term to March 31, 2029
28TH STREET & COLORADO AVE PROTECTED INTERSECTION, Boulder: COR422059, minor permit, permit term to March 31, 2024
30 BLUFF, Boulder: COR429635, minor permit, permit term to March 31, 2029
30TH STREET SEPARATED BIKE LANES PROJECT, Boulder: COR423269, minor permit, permit term to March 31, 2029
929 PEARL ST DEWATERING SYSTEM, Boulder: COG318093, minor permit, discharging to Boulder Creek, permit term to May 31, 2028
AGILENT TECH BOULDER, Boulder: COR901298, minor permit, discharging to Boulder Creek - St Vrain Creek, permit term to June 30, 2017

What the register holds for BHP PROJECT ON 34TH STREET: 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 COR430821.

Identity

Facility as filed	BHP PROJECT ON 34TH STREET
Permittee as filed	Deneuve Construction Services
NPDES ID	COR430821
Permit status	Effective
Permit type	Coverage under a general permit
Discharger class	Minor discharger
Facility type	Not a publicly owned treatment works
Issued	May 27, 2026
Expiration date	March 31, 2029
Address	Boulder, CO 80301
Subwatershed	City of Boulder-Boulder Creek (HUC 101900050406)

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 COR430821.

Inspections, violations and enforcement

0Single-event violations

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR430821.

Inspections

EPA’s inspection file holds no inspection for NPDES COR430821.

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 COR430821.

Watch this permit

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Nearby on the register

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

This public-records page covers Clean Water Act NPDES discharge permit COR430821 for BHP PROJECT ON 34TH STREET in Boulder, CO, held by Deneuve Construction Services, with a status of Effective and a Minor Discharger class of 0. The page lists 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance, with the permit issued May 27, 2026 and expiring March 31, 2029.