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Brawley Wash Watershed Plan

The Pima County Regional Flood Control District in cooperation with the Natural Resources Conservation Service is conducting the Brawley Wash Watershed Plan/Environmental Assessment (Plan/EA) to develop and study potential alternatives in creating a long-term plan to reduce flooding and erosion in the Brawley Wash Watershed. The plan will have a strong environmental resource focus.

Interactive Map


Please take a few minutes to provide your input through this interactive map. Your comments will help us gain a better understanding of what you think is important, key locations of concern, and your priorities for future improvements related to the Brawley Wash Watershed.


This mapping system works best with browsers such as Chrome, Safari and Firefox. 

See Project Map

Project Schedule

December 2020 - March 2021
  • Data collection
  • Public meeting #1
  • Environmental resource studies
  • Determine constraints from 2D flow modeling
March 2021 - July 2021
  • Detailed mapping of water control features
  • Alternative formulation
July 2021 - December 2021
  • Preferred alternatives selection
  • Preliminary watershed plan / environmental assessment development
  • Public meeting #2
December 2021 - August 2022
  • Draft watershed plan / environmental assessment development
  • A Finding of No Significant Impact for recommended alternatives

Timeline is subject to change pending the concept design process and stakeholder involvement.