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Clean Water Act discharge permit · NPDES COR420812

FRONT RANGE CDR+J, Loveland, CO: NPDES COR420812 discharge permit, effluent exceedances, inspections, penalties

FRONT RANGE CDR+J, held by L4 Construction LLC, holds NPDES permit COR420812. EPA’s file records it issued July 11, 2023 and expiring March 31, 2024.

FRONT RANGE CDR+J, Loveland, Colorado: Coverage under a general permit COR420812, held by L4 Construction LLC; Administratively continued (past its expiration date and still in force until reissued); issued July 11, 2023, term to March 31, 2024, by STA.

  • February 6, 2024: WW Storm Water Construction - Failure to Maintain Records (ST6).
  • February 6, 2024: WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMP (ST6).
  • February 6, 2024: WW Storm Water Construction - Failure to properly install/implement BMPs (ST6).
  • February 6, 2024: WW Storm Water Construction - Failure to Implement SWPPP/SWMP (ST6).

FRONT RANGE CDR+J among its neighbors

EPA’s permit file holds 76 discharge permits in the Boyd Lake-Big Thompson River subwatershed (HUC 101900060605), COR420812 among them.

Other permits in the Boyd Lake-Big Thompson River subwatershed (HUC 101900060605)

Identity

Facility as filedFRONT RANGE CDR+J
Permittee as filedL4 Construction LLC
NPDES IDCOR420812
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedJuly 11, 2023
Expiration dateMarch 31, 2024
Issuing agencySTA
AddressLoveland, CO 80538
SubwatershedBoyd Lake-Big Thompson River (HUC 101900060605)
SIC1629 – Heavy Construction

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR420812.

Inspections, violations and enforcement

DateWhat EPA recordedAgency
February 6, 2024WW Storm Water Construction - Failure to Maintain RecordsST6
February 6, 2024WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMPST6
February 6, 2024WW Storm Water Construction - Failure to properly install/implement BMPsST6
February 6, 2024WW Storm Water Construction - Failure to Implement SWPPP/SWMPST6

Inspections

EPA’s inspection file holds no inspection for NPDES COR420812.

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 COR420812.

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Nearby on the register

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

What this page shows

This public-records page covers NPDES permit COR420812, held by L4 Construction LLC for the facility listed as FRONT RANGE CDR+J in Loveland, CO, with the permit administratively continued after its March 31, 2024 expiration. The page reports no pollutants on file, no pollutants under a numeric limit, and no pollutants with an effluent exceedance.