Title
Ordinance No. 21-03 amending Section 508 (SS - Streamside Area Overlay) of Part 5 (Overlay Districts) of Article 3 (Land Use Zoning Districts) of Chapter 7 (Planning, Development and Building) of the Code of the City of Colorado Springs 2001, as amended, pertaining to grading and erosion control.
Presenter:
Erin Powers, Senior Technical Engineer
Richard Mulledy, Stormwater Enterprise Manager
Body
Summary:
The proposed ordinance amends City Code Chapter 7 related to grading, erosion and stormwater quality control requirements.
The Colorado Springs Stormwater Enterprise is recommending the adoption of revisions to Code to allow for continued compliance with the City's Municipal Separate Storm Sewer System Permit (MS4 Permit), and to alleviate future conflicts between City Code and State criteria. The full language for the proposed ordinances is attached.
Background:
The MS4 Permit is required under the United States Clean Water Act, and is administered by the State on behalf of the United States Environmental Protection Agency. The permit governs the City's operation of stormwater infrastructure, aiming to control and limit pollutants to the City's drainage system and downstream waterways.
In response to ongoing litigation related to MS4 Permit compliance, the Stormwater Enterprise has worked with the State to develop a new Stormwater Construction Manual. This manual contains requirements related to grading and erosion control. Requirements related to stormwater quality remain in the Drainage Criteria Manual. The Stormwater Construction Manual has been approved by the State, and it is a State requirement to implement the new manual in the City of Colorado Springs to meet MS4 Permit requirements.
The proposed changes to code will update City Code to align with the new criteria. Specifically, the proposed language will accomplish the following:
1. Update grading, erosion, and stormwater quality control requirements to align with ne...
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