HomeMy WebLinkAbout16, Update Martis Valley GMPWorkshop Item # 16
Update on the Martis Valley
Groundwater Management Plan
January 16, 2013
Background / History
• District's responsibility to ensure long-term water supply and
quality from the Martis Valley aquifer
— Last Groundwater Management Plan (GMP) was 1995
• Opportunity to update GMP
— New tools
— Better information on sustainable yield of aquifer
— Evaluate impacts to water quality due to built environment
changes
— Potential impacts of climate change
2
Background / History
• Collaborative effort to update Martis Valley GMP
— Board adopted Memorandum of Agreement at July 21, 2010
District Board meeting
— $150K from TDPUD
— $60K Northstar Community Services District (Northstar CSD)
— $40K from Placer County WaterAgency (PCWA)
— Additional $750K from Bureau of Reclamation grants
— Desert Research Institute (DRI) modeling
— Climate change model incorporated into DRI model
— Lawrence Livermore National Laboratory radio isotope aging study
— $1 million total project to study aquifer and develop GMP
3
Background / History
• PCWA was lead agency
— Issued Request for Proposal
— Manage DRI's modeling efforts
— Develop Martis Valley GMP
— Lead public outreach effort
— Awarded contract to Brown and Caldwell at February 7, 2011
PCWA Board meeting
— Local Balance Hydrologics is sub -contractor
— —2-year project
• Formal GMP process started in March, 2011
— TDPUD Board set public hearing on intent to adopt GMP
— Public hearing and resolution in April, 2011
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Background / History
• State of California has specific requirements for GMPs
including:
— Initial public hearing
— Board resolution to announce the intention to update the
— Final public hearing
— Board resolution to adopt the final GMP
5
Background / History
• GMP has been supported by a Stakeholder Working Group
— Advisory role in GMP process
— Extensive knowledge of local groundwater conditions and
uses
— Over 20 local water users, environmental groups, and
government representatives
— Met 5 times
• Extensive public outreach
— Public notices, press releases, and newsletter
— www.martisvalleyqmp.org
— 2 public meetings
a
Background / History
• GMP effort complimented by development of a groundwater
model
— DRI and LLNL
— State-of-the-art tool
— Covers entire Martis Valley groundwater basin & watershed
— Surface -groundwater interactions
— Hydrologic cycle and recharge
— Impacts of climate change
— Scheduled to be complete mid -year
7
Background / History
• GMP is multi -agency framework to ensure long-term quality
and availability of our water supply
— Reflects current water resource planning
— Alignment of groundwater policy
• GMP is NOT:
— Mandatory;
— Confidential information;
— Regulations;
— Enforcement of regulations;
— Land use planning; nor
— Zoning ordinances
New Information
• GMP consists of three major parts
— Physical setting
— GMP goals
— Implementation components
— Groundwater monitoring
— Groundwater resource protection
— Groundwater sustainability
— Stakeholder involvement
— Integrated planning
— Implementation, reporting, and updating
• Collaborative effort on development of the draft goal,
objectives, and actions of the GMP
— Partner agencies & Stakeholder Working Group
New Information
• GMP Goal
"Ensure long term quality and availability of groundwater in
the Mantis Valley Groundwater Basin."
New Information
• GMP objectives
— Manage groundwater to maintain established and
planned uses
— Manage groundwater within the provisions of the Truckee
River Operating Agreement
— Collaborate and cooperate with groundwater users and
stakeholders in the Martis Valley Groundwater Basin
— Protect groundwater quantity and quality
— Pursue and use the best available science and technology to
inform the decision making process
— Consider the environment and participate in the stewardship
of groundwater resources
11
Fiscal Impact
• The Martis Valley GMP was largely funded from the FY11
budget with a smaller portion from the FY12 budget
— There is no fiscal impact associated with this workshop item
12
Recommendation
• Provide feedback and direct staff to:
— Schedule a public hearing on the adoption of the GMP for the
February 20, 2013 Board meeting
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Implementationescription
Dof Action
Schedule
I Develop and implement a summary report every five years that
includes:
A surninnary of monitoring resurts.'with a discussion of historical trends
A summary of management actions during the period' covered by the report
A discussion of whether actions are achieving progress towards meeting
Once every five
BMus
years,
first summary report to
A surninary of proposed rnanagennent actionis for the future
be completed in 2018
A suirnmary of any GMP changes that OCCUrred during the period Covered by
the report
Asuirininary of actions taken to coordinate with other water and land
agencies and other government agencies
Review of the GMP and consider updates to the GMP
2 Compile an annual summary of groundwater monitoring data
Annually
3. Partner agencies to meet annually to discuss'GIMP Annually
implementation
4 Support TROA provisions associated with well construction, repair, As Needed
modification, and destruction
5r Evaluate and conisidler taking a position on relevant water
resource -related policies, programs, and projects uinder As Needed
considleration by local, State and Federal agencies
6 Pursue opportunities for improved groundwater basin Monitoring As Needed
and reporting with local, State, and Federal agencies
7, Eva Illuate the need for programs to facilitate saline intrusion
control, mitigate the migration of contaminated groundwater, As Needed
facilitate conjunctive use, and to mitigate overdraft
8 Consider development of contamination cleanup, recharge, As Needed
storage, conservation and water recycling Iprojects
.................
9 Pursue funding sources for implementation of plan policies, Ongoing
programs, reporting and projects
15 10. Participate in the evaluation of relevant local projects to maintain As Needed
groundwater quantity and quality
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L Formalize and institute a Stakeholder Working Group to meet at
least annually or as needed on GMP implementation activities and
updates.
2. Collaborate with the LRWQB, to limit the migration of
contaminated groundwater and in development of large scale
contamination clean up programs
3, Work cooperatively with locail stakeholders and local, State and
Federal agencies on groundwater management activities, projects
and studies
4,. Identify opportunities for public involvement during plan,
implementation
Implementation
Schedule
F-IMUM =M �
Description of Action Implementation
Schedule
1, Establish and maintain a CASGEM compliant monitoring program Ongoing
2, Continue and encourage water conservation activities and public Ongoing
education
3, Work with local stakeholders and DWR to identify areas that
may need additional groundwater level and groundwater quality Annually
monitoring based on identified data gaps or negative performance
trends implementation
4 . Coordinate with other agencies, including DWR and the USGS to As Needed
identify opportunities for land subsidence monitoring
5, Evaluate the need for, and advocate for, as necessary, a wellhead
protection, groundwater recharge area protection, and other As Needed
programs as necessary in lVIVGB
6, Map and share groundwater recharge zones Ongoing
7, Provide relevant information to land use agencies regarding As Needed
groundwater availability
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Description of Action Implementation
Schedule
J., Work with State and Federal agencies to attempt to secure Ongoing
funding for expansion of the Partner Agencies monitoring grid
2, Maintain relationship with DWR for groundwater monitoring and Ongoing
database management activities
3, Identify opportunities for collecting water quality monitoring data As Available,
4, Use and consider updating the hydrologic model to improve Ongoing
understanding of groundwater in the MVGB
5, Seek new tools, technology, and information that may improve the Ongoing
understanding of the water resources in the MVGB and watershed
6. Use the best available data to inform and link agency
interdependent planning documents (Le. urban water Ongoing
management plans, water supply analyses, and water master
plans)
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