state water resources control board april 23, 2012 board ... › water_issues › ... · ceqa...
TRANSCRIPT
![Page 1: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/1.jpg)
Mercury Programs UpdateState Water Resources Control Board
April 23, 2012 Board Meeting
Item # 4
•1
![Page 2: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/2.jpg)
Today’s Agenda
� Introduction to mercury
� Central Valley Water Board mercury TMDLs
� San Francisco Bay Water Board mercury TMDLs
� Statewide Mercury Program for Inland Surface Waters,
Enclosed Bays and Estuaries
� Control Program for Mercury Impaired Reservoirs
� Methylmercury Fish Tissue Objectives and Implementation
� Tribal Fish Consumption Study
•2
![Page 3: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/3.jpg)
•3
Sources and Methylation of Mercury
![Page 4: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/4.jpg)
Methylmercury Bioaccumulation
•4
![Page 5: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/5.jpg)
Mercury-impaired waters
5
![Page 6: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/6.jpg)
Today’s Agenda
� Introduction to mercury
� Central Valley Water Board mercury TMDLs
� San Francisco Bay Water Board mercury TMDLs
� Statewide Mercury Program for Inland Surface Waters,
Enclosed Bays and Estuaries
� Control Program for Mercury Impaired Reservoirs
� Methylmercury Fish Tissue Objectives and Implementation
� Tribal Fish Consumption Study
•6
![Page 7: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/7.jpg)
RB5 Mercury
TMDLs
7
Clear Lake 2003
Cache Creek
Watershed 2005
Delta 2010
Currently, 80
additional water
bodies on the
303(d) list
![Page 8: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/8.jpg)
Clear Lake and Cache Creek
TMDLs
•8
• First water quality objective for methylmercury in fish in California
• Focused on inorganic mercury control:
• Mine remediations
• Erosion control
![Page 9: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/9.jpg)
Clear Lake and Cache Creek
TMDLs� Sulphur Bank Mine
� Abbott and Turkey Run mines
18,000 kg mercury contained
•9
![Page 10: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/10.jpg)
Delta & Yolo Bypass TMDL
� TMDL requirements for methylmercury & inorganic mercury sources
� Methylmercury control studies in Phase 1
10
![Page 11: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/11.jpg)
Exposure Reduction Programs� Response to Resolution 2005-0060
� San Francisco Bay and Delta Mercury TMDLs
� Goal: protect fish consumers
� Mercury and PCBs
•11
![Page 12: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/12.jpg)
Exposure Reduction
� Educational materials
� Pier signs
� Community-based projects
� Training & technical assistance
� Evaluation
•12
![Page 13: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/13.jpg)
Exposure Reduction Programs
� Funded by entities responsible for reducing loads
� SF Bay Program completed first “cycle” of activities
� Work plan for Delta activities due Oct. 2013
� Challenges
� Funding & coordination
� Dept. of Public Health resources
13
![Page 14: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/14.jpg)
Today’s Agenda
� Introduction to mercury
� Central Valley Water Board mercury TMDLs
� San Francisco Bay Water Board mercury TMDLs
� Statewide Mercury Program for Inland Surface Waters,
Enclosed Bays and Estuaries
� Control Program for Mercury Impaired Reservoirs
� Methylmercury Fish Tissue Objectives and Implementation
� Tribal Fish Consumption Study
•14
![Page 15: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/15.jpg)
RB2 Mercury
TMDLs
15
Tomales Bay 2012
Walker Creek 2007
SF Bay 2006
Guadalupe
River 2008
Currently, 14
additional water
bodies on 303(d) list
![Page 16: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/16.jpg)
Tomales Bay and
Walker Creek Mercury TMDLs
•16
Point Reyes
![Page 17: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/17.jpg)
Tomales Bay and
Walker Creek Mercury TMDLs
•17
•Before •After
•Gambonini Mercury Mine
![Page 18: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/18.jpg)
San Francisco Bay
18
Wastewater NPDES
• 2007 Watershed
Permit
• 2012 updatedExamples and studies:
• Dental amalgam
separators >85%
•
Household
hazardous waste• Guadalupe
River
Central Valley
![Page 19: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/19.jpg)
San Francisco Bay
•19
Examples and studies:
Stormwater:
PCBs and mercury
pilot projects
Methylmercury studies
San Leandro Bay, alamedainfo.com
![Page 20: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/20.jpg)
•Mine Hill ca. 1870
From: History San Jose website•Mine Hill 2008
From: Google Earth
Guadalupe Implementation
Starts at the Top
20
![Page 21: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/21.jpg)
Leaders in Innovation:
Water Chemistry
•21
![Page 22: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/22.jpg)
Today’s Agenda
� Introduction to mercury
� Central Valley Water Board mercury TMDLs
� San Francisco Bay Water Board mercury TMDLs
� Statewide Mercury Program for Inland Surface Waters,
Enclosed Bays and Estuaries
� Control Program for Mercury Impaired Reservoirs
� Methylmercury Fish Tissue Objectives and Implementation
� Tribal Fish Consumption Study
•22
![Page 23: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/23.jpg)
Building a Reservoir
•23
Before After
![Page 24: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/24.jpg)
Reservoirs: Multiple Factors
Contribute to Impairment
�Linkage from sources to mercury in fish
sources � methylation � bioaccumulation
�Several tools
� Select right tool(s) for each reservoir
•24
![Page 25: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/25.jpg)
Reservoir Fish
Tissue Mercury
Levels � 74 listed reservoirs
(this project)
� another ~ 75 likelysoon to be listed
� Estimate ~50% of 1,000 – 1,400 CA reservoirs impaired
25
![Page 26: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/26.jpg)
�Source control
�Water chemistry(decrease methylation)
�Fisheries management
•26
Potential Solutions to
Reduce Fish Mercury
![Page 27: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/27.jpg)
Today’s Agenda
� Introduction to mercury
� Central Valley Water Board mercury TMDLs
� San Francisco Bay Water Board mercury TMDLs
� Statewide Mercury Program for Inland Surface Waters,
Enclosed Bays and Estuaries
� Control Program for Mercury Impaired Reservoirs
� Methylmercury Fish Tissue Objectives and Implementation
� Tribal Fish Consumption Study
•27
![Page 28: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/28.jpg)
Background: Current Mercury Limits
California Toxics Rule, 2000
�Aqueous Mercury Criteria
�Not updated with EPA’s 2001 guidance
� Fish tissue criterion
�Not protective of wildlife
Need new water quality objective
•28
![Page 29: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/29.jpg)
Developing a
Methylmercury Fish Tissue Objective
� “Fish tissue” objective
�Methylmercury: very toxic form of mercury
�Objective option: Similar to adopted site-
specific objectives in San Francisco Bay
and Delta TMDLs
� 1 fish meal a week
•29
![Page 30: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/30.jpg)
Developing a Small Fish
Methylmercury Fish Tissue Objective
� Protect California least tern, an endangered bird
� Already adopted in Delta and San Francisco Bay TMDLs
•30
CA documented
sightings
USFWS identified
habitat
Sightings: California Natural Diversity Database (CNDDB): http://www.dfg.ca.gov/biogeodata/cnddb/ (accessed 09/2012)
Habitat: US Fish and Wildlife Service species profiles: http://www.fws.gov/species/#endangered (accessed 09/2012)
•Rinus Baak, U.S. Fish and Wildlife Service
![Page 31: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/31.jpg)
Developing an
Implementation Plan
�Apply to inland surface waters, enclosed bays and estuaries
� Except where existing TMDL site-specific
objectives and implementation plans
�Coordinated with Control Program for Mercury Impaired Reservoirs
�Utilize existing programs
•31
![Page 32: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/32.jpg)
For People Dependent on Fish
Statewide Beneficial Use Definitions:
1. Native American Culture
2. Subsistence Fishing
�Already in Region 1 Basin Plan
�Defining, not designating to water bodies
•32
![Page 33: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/33.jpg)
Tribal Fish Consumption Study
�Study contract: UC Davis
� Survey: which fish? where? how much?
� About 20 tribes interested
� Developing survey methods
�Study will not be complete before the Board considers objectives for adoption
�Reopener: to incorporate study results
•33
![Page 34: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/34.jpg)
Overall Project Schedule
CEQA scoping March 2012
Proposal Development Ongoing
Stakeholder Outreach Ongoing
Scientific Peer Review Winter 2013/2014
State Water Board public workshop Summer 2014
State Water Board adoption hearing 2015
•Statewide Control Program for Mercury Impaired Reservoirs
CEQA Scoping February 2007
Proposal Development Ongoing
Stakeholder Outreach Ongoing
Scientific Peer Review Fall 2013
State Water Board public workshop Summer 2014
State Water Board adoption hearing 2015
•Statewide Mercury Fish Tissue Objectives Project
•34
![Page 35: State Water Resources Control Board April 23, 2012 Board ... › water_issues › ... · CEQA scoping March 2012 Proposal Development Ongoing Stakeholder Outreach Ongoing Scientific](https://reader033.vdocuments.us/reader033/viewer/2022060407/5f0fc4507e708231d445c7f7/html5/thumbnails/35.jpg)
Find Out More, Stay in Touch!� Project web page:
www.waterboards.ca.gov/
water_issues/programs/mercury
� Sign up for email notices at:
www.waterboards.ca.gov/resources/
email_subscriptions
/swrcb_subscribe.shtml#qualityy
� Email: [email protected]
•35