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Clean Water Act discharge permit · NPDES COR419779

441SOA LLC, Englewood, CO: NPDES COR419779 discharge permit, effluent exceedances, inspections, penalties

441SOA LLC, held by Old Greenwich Inc., holds NPDES permit COR419779. EPA’s file records it issued March 24, 2023 and expiring March 31, 2024.

441SOA LLC, Englewood, Colorado: Coverage under a general permit COR419779, held by Old Greenwich Inc.; Administratively continued (past its expiration date and still in force until reissued); issued March 24, 2023, term to March 31, 2024, by STA.

441SOA LLC among its neighbors

EPA’s permit file holds 58 discharge permits in the Little Dry Creek subwatershed (HUC 101900020903), COR419779 among them. Its county holds 449, 3 of them major permits; COR419779 is a minor permit.

Other permits in the Little Dry Creek subwatershed (HUC 101900020903)

  • #10 SUNSET DRIVE, Cherry Hills Village: COR428726, minor permit, permit term to March 31, 2029
  • 15 CHERRY HILLS DRIVE, Cherry Hills Vilalge: COR425008, minor permit, permit term to March 31, 2029
  • 1640 E LAYTON, Englewood: COR427792, minor permit, permit term to March 31, 2029
  • 247 BARN, Greenwood Village: COR429034, minor permit, permit term to March 31, 2029
  • 2709 E WILLAMETTE LN, Greenwood Village: COR431207, minor permit, permit term to March 31, 2029
  • 3300 E BELLEVEIW NELLIGAN, Greenwood Village: COR426263, minor permit, permit term to March 31, 2029
  • 3560 WILLAMETTE LANE, Greenwood Village: COR423784, minor permit, permit term to March 31, 2029
  • 4600 S MONROE LANE, Arapahoe County: COG072859, minor permit, discharging to Greenwood Gulch, permit term to November 30, 2011
  • 4970 S FARIFAX STREET, Cherry Hills Village: COR425183, minor permit, permit term to March 31, 2029
  • 5260 S UNIVERSITY, Greenwood Village: COR429995, minor permit, permit term to March 31, 2029

What the register holds for 441SOA LLC: its NPDES ID, its permit type and status, its dates, its address in Englewood, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR419779.

Identity

Facility as filed441SOA LLC
Permittee as filedOld Greenwich Inc.
NPDES IDCOR419779
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
IssuedMarch 24, 2023
Expiration dateMarch 31, 2024
Issuing agencySTA
AddressEnglewood, CO 80113
SubwatershedLittle Dry Creek (HUC 101900020903)
SIC1521 – Single-Family Housing Construction

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES COR419779.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES COR419779.

Inspections

EPA’s inspection file holds no inspection for NPDES COR419779.

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 COR419779.

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Nearby on the register

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

What this page shows

The 441SOA LLC permit, filed under the permittee name Old Greenwich Inc., is one of 360 general permit coverages in Arapahoe County, and 10.8% of those coverages have a violation on file. Among the 58 NPDES permits in the Little Dry Creek subwatershed, this permit is one of the places it sits, and it has no pollutants under a numeric limit and no pollutants with an effluent exceedance.