Colorado Regulatory Offices

Collapse All Expand All
Expand List item 3429Collapse List item 3429  

Denver Office

Omaha District
9307 South Wadsworth Blvd.
Littleton, CO 80128
(303) 979-4120

Expand List item 3426Collapse List item 3426  

Durango Office (SPA)

Colorado West Regulatory Branch
Albuquerque District
1970 East 3rd Avenue, Suite 109
Durango, CO 81301-5025
(970) 259-1764

Durango Office email: SPA-RD-CO@usace.army.mil

Expand List item 3428Collapse List item 3428  

Fort Carson Regulatory Office (SPA)

Albuquerque District
6082 McGrath, Bldg.
1359 Fort Carson, CO 80913
Mailing Address
PO Box 12611
​Colorado Springs, CO 80902
Office:(505) 231-4187 Email: CESPA-RD-CO@usace.army.mil
Expand List item 3425Collapse List item 3425  

Grand Junction Office (SPA)

Albuquerque District
400 Rood Avenue, Room 224
Grand Junction, CO 81501
(970) 243-1199

Grande Junction email: SPA-RD-CO@usace.army.mil

Public Notices

  • 408-NWO-2024-0088

    Expiration date: 7/17/2025

    PROJECT TITLE: Littleton Golf and Tennis Club Stormwater Outfall Replacement Project (Section 408 Reference Number: 408-NWO-2024-0088). REQUESTER: In compliance with USC Title 33, Chapter 9, Subchapter 1, Section 408, the South Suburban Parks and Recreation District (Requester) has requested permission from the U.S. Army Corps of Engineers (USACE) for an alteration at the Chatfield Downstream Channel Improvement Project (Federal Project).

  • Nationwide Permits Reissuance Request for Comments (Colorado)

    Expiration date: 8/2/2025

    On June 18, 2025, the U.S. Army Corps of Engineers (Corps) published in the Federal Register its proposal to reissue 56 existing nationwide permits (NWPs) and issue one new NWP. One NWP is not proposed for reissuance. NWPs are general permits issued on a nationwide basis to streamline the authorization of activities that result in no more than minimal individual and cumulative adverse environmental effects. Many of the proposed NWPs require notification to the district engineer before commencing those activities, to ensure that the activities authorized by those NWPs cause no more than minimal individual and cumulative adverse environmental effects.

  • NWO-2024-01753-DEN

    Expiration date: 6/16/2025

    The Omaha District of the U.S. Army Corps of Engineers (Corps) has received an application for a Department of the Army permit pursuant to Section 404 of the Clean Water Act (33 U.S.C. §1344). The purpose of this public notice is to solicit comments from the public regarding the work described. The applicant requests authorization to discharge fill material into 2.355-acre of stream and 0.528-acre of wetland in order to carry out bank and channel grading, construct grade-control structures, and relocate a portion of the existing Coal Creek Channel.