Drainage
Drainage Policy
Effective January 1, 2020 all new development projects submitted for new application after the effective date are required to adhere to Atlas 14 rainfall data. On December 4, 2020, City Council approved amendments to Chapter 3 Design Rainfall in the Drainage and Erosion Control Design Manual to include new design rainfall information for all new development projects.
The Engineering Division has presented proposed changes to the City’s drainage policies including updates to the City of New Braunfels Drainage and Erosion Control Design Manual and Chapter 58 of the New Braunfels Code of Ordinances. Below is a copy of the presentation explaining the changes along with links to the documents themselves, the proposed changes are color coded for identification.
Comments were accepted through January 2021.
Quick Links
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Drainage Area Master Plan (DAMP)
Learn more about this multi-year effort by the City to work with residents and regional stakeholders to collect data, create modeling, and propose drainage solutions.
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Proposed Drainage Policy Changes
Details about possible changes being proposed to drainage policies by the City of New Braunfels.
Additional Resources
Manuals
- Drainage and Erosion Control Manual (Updated January 2018) (PDF)
- Low Impact Development Manual (2016) (PDF)
- Drainage Criteria Update Implementation (2016) (PDF)
- Construction Plan Set and Report Requirements (2019) (PDF)
- Design Rainfall for Floodplain Permits and Capital Improvement Projects (effective October 27, 2020) (PDF)
2010 Drainage Reports
- Blieders-German Creek Preliminary Engineering Report
- Cedar Elm-Landa/Madeline Preliminary Engineering Report
- California / Oakwood / Lakeview Preliminary Engineering Report
- Faust / Nacogdoches Preliminary Engineering Report
- Green Meadows Drainage Analysis
- Mesquite / Gardenia Imp Rec
- Hill / Castell / Coll / Garden Preliminary Engineering Report
- Live Oak Preliminary Engineering Report
- Comal Springs Wading Pool: Drainage Analysis
- Rivercrest Channel Preliminary Engineering Report
- Walnut Heights Preliminary Engineering Report
- 700 blk Wood Preliminary Engineering Report
- Eastman Preliminary Engineering Report
- Kerlick / Encino / Mission Preliminary Engineering Report
- Wood / Inspiration Preliminary Engineering Report
- Hunters Trace / Westpointe / Hunters Creek: Drainage Analysis