Colorado NPDES Permits
In Colorado, EPA issues all NPDES permits on tribal lands (see table below). All other permits are issued by the Colorado Dept. of Public Health & Environment.
For state-issued permits, visit Colorado Dept. of Public Health & Environment Water Quality PermitsExit
Final and draft permits
The table below contains all final (i.e. active) and draft (i.e. proposed) NPDES permits issued by EPA within Colorado. It includes permits for individual facilities, general permits, and stormwater permits. Click on the facility/permit name to view the permit and supporting documents.
| Location | Facility or Permit Name | Permit Number | Permit Type | Permit Status | Effective Date |
|---|---|---|---|---|---|
| Various | Wastewater Lagoons in Indian Country | COG587### | General | Final | 01/01/2016 |
| Southern Ute Indian Reservation (La Plata County) | Crossfire-Bonds Gravel Pit | CO0035024 | Individual | Final | 09/01/2015 |
| Lazear (Delta County) | Hotchkiss National Fish Hatchery | CO0000086 | Individual | Final | 05/01/2017 |
| Leadville (Lake County) | Leadville National Fish Hatchery | CO0000582 | Individual | Draft | |
| Leadville (Lake County) | Leadville National Fish Hatchery | CO0000582 | Individual | Final | 11/01/2008 |
| El Paso County | Fort Carson Sanitary Wastewater Treatment Facility | CO0021181 | Individual | Final | 12/01/2011 |
| Leadville (Lake County) | Leadville Mine Drainage Tunnel | CO0021717 | Individual | Final | 01/01/2017 |
| Southern Ute Indian Reservation (La Plata County) | Southern Ute Indian Tribe | CO0022853 | Individual | Draft | |
| Mesa Verde (Montezuma County) | Mesa Verde National Park Wastewater Treatment Facility | CO0034398 | Individual | Final | 03/01/2013 |
| Mesa Verde (Montezuma County) | Mesa Verde National Park Water Treatment Plant | CO0034622 | Individual | Final | 11/01/2014 |
| Southern Ute Indian Reservation (La Plata County) | Four Corners Materials Bayfield Pit | CO0034665 | Individual | Final | |
| El Paso County | Cheyenne Mountain Air Force Station | CO0034762 | Individual | Final | 04/01/2017 |
| El Paso County | Fort Carson Landfill No. 5 | CO0034771 | Individual | Final | 09/01/2011 |
| Weld and Logan Counties | F.E. Warren Air Force Base Missile Launch Facilities | CO0034789 | Individual | Final | |
| Mesa County | Colorado National Monument | CO0034975 | Individual | Final | 10/01/2016 |
| Aurora | Eastern Colorado Health Care System (VA Hospital) | CO0034991 | Individual | Final | 08/07/2012 |
| Archuleta County | Arboles Sand & Stone Lob Lolly Industrial Site | CO0048194 | Individual | Final | |
| El Paso County | Fort Carson Municipal Separate Storm Sewer System (MS4) | COR042001 | Stormwater | Final | 01/01/2016 |
| Lakewood (Jefferson County) | Denver Federal Center Municipal Separate Storm Sewer System (MS4) | COR042004 | Stormwater | Final | 12/01/2011 |
| El Paso County | Peterson Air Force Base Municipal Separate Storm Sewer System (MS4) | COR042006 | Stormwater | Final | 01/01/2016 |
| El Paso County | Air Force Academy Municipal Separate Storm Sewer System (MS4) | COR042007 | Stormwater | Final | 01/01/2016 |
| Denver | Denver VA Hospital Municipal Separate Storm Sewer System (MS4) | COR042008 | Stormwater | Final | 01/01/2016 |
| Southern Ute Indian Reservation (La Plata County) | Bondad Landfill | COR050005 | Individual | Final | 06/01/2012 |
| Aurora | Buckley Air Force Base Municipal Separate Storm Sewer System (MS4) | COR042003 | Stormwater | Final | 10/01/2013 |
| Boulder | U.S. Dept. of Commerce, National Institute of Standards and Technology (NIST) Municipal Separate Storm Sewer System (MS4) | COR042002 | Stormwater | Final | 09/01/2009 |
| El Paso County | U.S. Air Force Academy Wastewater Treatment Facility | CO0020974 | Individual | Final | 02/01/2015 |
| Lakewood (Jefferson County) | Denver Federal Center Building 52A | CO0034860 | Individual | Final | 01/01/2015 |
| Lakewood (Jefferson County) | Federal Corrections Institution, Englewood Municipal Separate Storm Sewer System (MS4) | COR042005 | Stormwater | Final | 10/01/2014 |
| Lakewood (Jefferson County) | U.S. General Services Administration, Downing Reservoir Groundwater Treatment Facility | CO0035033 | Individual | Draft | |
| Adams County | U.S. Dept. of Interior, Fish and Wildlife Service Rocky Mountain Arsenal Recycled Water Pipeline | CO0035009 | Individual | Final | 05/01/2015 |