1 / 16

Statewide Mercury Policy Control Program for Mercury in Reservoirs December 17, 2012

Statewide Mercury Policy Control Program for Mercury in Reservoirs December 17, 2012. Why a Statewide Mercury Policy?. Protect the health of humans and wildlife who eat fish from California’s waters Set standards for safe amounts of mercury Reduce mercury/methylmercury in water and fish

baylee
Download Presentation

Statewide Mercury Policy Control Program for Mercury in Reservoirs December 17, 2012

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Statewide Mercury PolicyControl Program for Mercury in ReservoirsDecember 17, 2012

  2. Why a Statewide Mercury Policy? • Protect the health of humans and wildlife who eat fish from California’s waters • Set standards for safe amounts of mercury • Reduce mercury/methylmercury in water and fish • Efficiency, consistency

  3. Mercury-impaired waters

  4. What Could a Policy include? • Numeric Mercury fish tissue objectives • fish tissue objectives implementation plan • Mercury control programs • Reservoirs • Future control programs • Rivers, creeks, streams, bays, estuaries, and lagoons

  5. Reservoir Fish Mercury Levels

  6. Potential Ways to Reduce Mercury Levels in Fish • Mercury sources • Reservoir chemistry • Fisheries management

  7. Sources of Mercury

  8. Sources: Mine Waste

  9. Sources: Air Emissions

  10. Sources: Urban Areas

  11. Water Changes Due to Dams Before After

  12. Reservoir Chemistry

  13. Reservoir Chemistry and Water Management O2

  14. Fisheries Management • Species • Size limits • Catch/release • Signage

  15. Statewide Policy and Reservoir Project Schedule

  16. For more information: • Project web page: www.waterboards.ca.gov/water_issues/programs/mercury • Sign up for email notices for both projects at: www.waterboards.ca.gov/resources/ email_subscriptions/swrcb_subscribe.shtml#qualityy • Email: MercuryProject@waterboards.ca.gov

More Related