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First Flush

Monterey Bay National Marine Sanctuary Water Quality Protection Program (MBNMS) in partnership with Coastal Watershed Council, Monterey Regional Storm Water Management Program (MRSWMP), San Mateo County Resource Conservation District , Watsonville Watch

Status: Active
Funding Status: Funded
Dates: 01/12/2000 - 12/31/2025
First Flush is an annual storm water monitoring event occurring during the first significant rain storm of the season. Monitoring is conducted at storm drain outfalls that drain into the Monterey Bay National Marine Sanctuary. The goal of this effort is to characterize the storm water runoff that is flowing into the Monterey Bay National Marine Sanctuary during the first major storm event of the season, in which there are "sheet flows" of water on the roadways. Field measurements are collected for water temperature, electrical conductivity, transparency and pH. Collected samples are lab analyzed for bacteria (E. coli and enterococcus), metals (copper, zinc, lead), nutrients (urea, nitrate, phosphate) and total suspended solids.

Goals

To determine the quality of the water flowing from streets into the Monterey Bay National Marine Sanctuary during the dry weather and first major rainstorm.

Programs

  • Community Stewardship
  • Stormwater
  • Volunteer Programs
  • Water Quality

Contact

Lisa Emanuelson
(831) 647-4227
Lisa.Emanuelson@noaa.gov
Project website

Photos & Images


First Flush at Pico Outfall in Pacific Grove, CA

First Flush water

Title Status
First Flush
Other :: Other
Active

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