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Colorado NPDES Permits

In Colorado, EPA issues all NPDES permits for federally-owned facilities and on tribal lands (see table below). All other permits are issued by the Colorado Department of Public Health & Environment.

For state-issued permits, visit Colorado Department of Public Health & Environment Water Quality PermitsExit

Related pages:

Click on the facility/permit name to view the permit and supporting documents.

NPDES Permits issued by EPA in Colorado
Location Facility or Permit Name Permit Number Permit Status Effective Date Expiration Date
Various General Permit for Wastewater Lagoons in Indian Country COG587### Final 2016-01-01 2020-12-31
Southern Ute Indian Reservation (La Plata County) Crossfire-Bonds Gravel Pit CO0035024 Final 2015-09-01 2020-08-30
Lazear (Delta County) Hotchkiss National Fish Hatchery CO0000086 Final 2017-05-01 2022-03-31
Leadville (Lake County) Leadville National Fish Hatchery (Proposed Permit) CO0000582 Draft n/a n/a
Leadville (Lake County) Leadville National Fish Hatchery CO0000582 Final 2008-11-01 2013-09-30
El Paso County Fort Carson Sanitary Wastewater Treatment Facility CO0021181 Final 2011-12-01 2016-09-30
Leadville (Lake County) Leadville Mine Drainage Tunnel CO0021717 Final 2017-01-01 2021-12-31
Southern Ute Indian Reservation (La Plata County) Southern Ute Indian Tribe (Proposed Permit) CO0022853 Draft n/a n/a
Mesa Verde (Montezuma County) Mesa Verde National Park Wastewater Treatment Facility CO0034398 Final 2013-03-01 2017-12-31
Mesa Verde (Montezuma County) Mesa Verde National Park Water Treatment Plant CO0034622 Final 2014-11-01 2019-09-30
Southern Ute Indian Reservation (La Plata County) Four Corners Materials Bayfield Pit CO0034665 Draft n/a n/a
Southern Ute Indian Reservation (La Plata County) Four Corners Materials Bayfield Pit CO0034665 Final    
El Paso County Cheyenne Mountain Air Force Station CO0034762 Final 2017-04-01 2022-03-31
El Paso County Fort Carson Landfill No. 5 CO0034771 Final 2011-09-01 2016-06-30
Weld and Logan Counties F.E. Warren Air Force Base Missile Launch Facilities CO0034789 Final    
Mesa County Colorado National Monument CO0034975 Final 2016-10-01 2021-09-30
Aurora Eastern Colorado Health Care System (VA Hospital) CO0034991 Final 2012-08-07 2017-07-31
Archuleta County Arboles Sand & Stone Lob Lolly Industrial Site CO0048194 Final    
El Paso County Fort Carson Municipal Separate Storm Sewer System (MS4) (Stormwater) COR042001 Final 2016-01-01 2020-12-31
Lakewood (Jefferson County) Denver Federal Center Municipal Separate Storm Sewer System (MS4) (Stormwater) COR042004 Final 2011-12-01 2016-11-30
El Paso County Peterson Air Force Base Municipal Separate Storm Sewer System (MS4) (Stormwater) COR042006 Final 2016-01-01 2020-12-31
El Paso County Air Force Academy Municipal Separate Storm Sewer System (MS4) (Stormwater) COR042007 Final 2016-01-01 2020-12-31
Denver Denver VA Hospital Municipal Separate Storm Sewer System (MS4) (Stormwater) COR042008 Final 2016-01-01 2020-12-31
Southern Ute Indian Reservation (La Plata County) Transit Waste, LLC, Bondad Landfill COR050005 Final 2012-06-01 2017-05-31
Aurora Buckley Air Force Base Municipal Separate Storm Sewer System (MS4) (Stormwater) COR042003 Final 2015-01-12 2018-09-30
Boulder U.S. Dept. of Commerce, National Institute of Standards and Technology (NIST) Municipal Separate Storm Sewer System (MS4) (Stormwater) COR042002 Final 2009-09-01 2014-08-31
El Paso County U.S. Air Force Academy Wastewater Treatment Facility CO0020974 Final 2015-02-01 2019-12-31
Lakewood (Jefferson County) Denver Federal Center Building 52A CO0034860 Final 2015-01-01 2020-12-31
Lakewood (Jefferson County) Federal Corrections Institution, Englewood Municipal Separate Storm Sewer System (MS4) (Stormwater) COR042005 Final 2014-10-01 2019-09-30
Lakewood (Jefferson County) U.S. General Services Administration, Downing Reservoir Groundwater Treatment Facility (Proposed Permit) CO0035033 Draft n/a n/a
Adams County U.S. Dept. of Interior, Fish and Wildlife Service Rocky Mountain Arsenal Recycled Water Pipeline CO0035009 Final 2015-05-01 2020-03-31
Golden (Jefferson County) U.S. Dept. of Energy National Renewable Energy Laboratory – South Table Mountain (MS4) (Stormwater) (Proposed Permit) COR042009 Draft n/a n/a
Golden (Jefferson County) U.S. Dept. of Energy National Renewable Energy Laboratory – South Table Mountain (MS4) (Stormwater) COR042009 Final 2018-12-01 2023-11-30
Fremont County U.S. Department of the Interior, Bureau of Land Management, Park Center Well (Proposed Permit) CO0035017 Draft n/a n/a
Fremont County U.S. Department of the Interior, Bureau of Land Management, Park Center Well CO0035017 Final 2018-12-01 2023-11-30