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Clean Water Act discharge permit · NPDES COR430007

RETREAT AT LONGMONT, Longmont, CO: NPDES COR430007 discharge permit, effluent exceedances, inspections, penalties

RETREAT AT LONGMONT, held by W.E. O'Neil Construction Co., holds NPDES permit COR430007. EPA’s file records it issued February 18, 2026 and expiring March 31, 2029.

RETREAT AT LONGMONT, Longmont, Colorado: Coverage under a general permit COR430007, held by W.E. O'Neil Construction Co.; Effective; issued February 18, 2026, term to March 31, 2029.

Other permits held by W.E. O'Neil Construction Co.

RETREAT AT LONGMONT among its neighbors

EPA’s permit file holds 10 discharge permits in the Dry Creek subwatershed (HUC 101900050702), COR430007 among them. Its county holds 355, 5 of them major permits; COR430007 is a minor permit.

Other permits in the Dry Creek subwatershed (HUC 101900050702)

  • FIRST TRANSIT 55566, Longmont: COR900893, minor permit, discharging to Dry Creek tributary to St Vrain Creek, permit term to June 30, 2017
  • HONEYBEE ROBOTICS LLC, Longmont: CONOX1000, minor permit, permit term to February 10, 2031
  • LONGMONT CITY OF, Longmont: COL026671, minor permit, permit term to December 31, 2025
  • MOUNTAIN CREST SUBDIVISION, Longmont: COR428134, minor permit, permit term to March 31, 2029
  • NLIGHT DEFENSE SYSTEMS, Longmont: COR901624, minor permit, discharging to Dry Creek to St Vrain River, permit term to December 31, 2025
  • QUIKTRIP 4253, Longmont: COG081470, minor permit, discharging to Dry Creek - St Vrain Creek, permit term to May 31, 2028
  • STORE #4253, Longmont: COR431121, minor permit, permit term to March 31, 2029
  • ZIGGI'S COFFEE - CLOVER BASIN, Longmont: COR426185, minor permit, permit term to March 31, 2029
  • ZINNIA APARTMENTS, Longmont: COR420201, minor permit, permit term to March 31, 2024

What the register holds for RETREAT AT LONGMONT: its NPDES ID, its permit type and status, its dates, its address in Longmont, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR430007.

Identity

Facility as filedRETREAT AT LONGMONT
Permittee as filedW.E. O'Neil Construction Co.
NPDES IDCOR430007
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedFebruary 18, 2026
Expiration dateMarch 31, 2029
AddressLongmont, CO 80501
SubwatershedDry Creek (HUC 101900050702)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR430007.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR430007.

Inspections

EPA’s inspection file holds no inspection for NPDES COR430007.

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 COR430007.

Watch this permit

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Nearby on the register

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

What this page shows

The RETREAT AT LONGMONT general permit coverage, held by W.E. O'Neil Construction Co., is one of 251 general permit coverages on EPA's NPDES register in Boulder County, this one included. Of all 249 general permit coverages in Boulder County, 85.1% carry an earlier issue date than this permit. The permit records no pollutants with an effluent exceedance and no pollutants under a numeric limit, and it shares the Dry Creek subwatershed with 10 NPDES permits, this one included.