This page compiles meeting information and materials for the Cosumnes Working Group and Working Group Committees.
Click the links below for meeting information for the:
Cosumnes Subbasin SGMA Working Group
About: Since 2017, seven GSAs in the subbasin have been working together as the Cosumnes Subbasin SGMA Working Group (Working Group) to develop one or more groundwater sustainability plans (GSPs) by Jan 31, 2022. The Working Group is guided by a near-term framework agreement that describes how the GSAs will work together in the next six to twelve months.
The Working Group meets on the third Wednesday of the month, 9:00a-12:00p. Meetings are currently held online only. Join the Working Group meeting by computer or phone:
Zoom Meeting: https://cbuilding.zoom.us/j/95582571206
Join audio by phone: +1-669-900-6833 | Meeting ID: 955 8257 1206
Other Working Group Committees (2020-2021)
About: Working Group committees are internal meetings* where GSA representatives develop recommendations for the Working Group’s consideration and final decision making. Below are recent updates from the recently active committees; additional and past information can be found with the Working Group meeting materials. *Long-Term Governance meetings are open to the public as of March 2021
- Long-Term Governance – Final JPA for GSA Boards | Final Initial Year Funding Agreement for GSA Boards | Final Fee Study Report • Aug 27 | Jul 16 | Jun 14 | May 17 | May 6 | Apr 12 | Apr 2 | Mar 23 | Mar 12 | Mar 8 | Feb 24 | Feb 11 | Feb 8 | Jan 15 | Dec 10 | Nov 3 | Oct 6 | Sep 8 | Aug 18
- Outreach & Engagement – Sep | Aug | Jul | Jun | May | Apr | Mar | Jan 28 | Jan 14 | Dec | Nov | Oct
- GSP Ad Hoc – Nov
- Projects & Management Actions (P/MAs) Sub Group – Feb | Jan
Past Working Group Materials
View Working Group Framework Agreement for GSP Development: Phases 1 + 2 | Phases 3 + 4
NEW – Compiled Technical Presentations & Resources: Click here to access a compiled list of GSP development technical updates presented by EKI (the GSP development technical consultant)
2021/2022 - Working Group Meeting Materials
[Final WG Meeting] January 19, 2022 – Agenda | 2a – WG Updates | 2b – DWR Updates | 3a – CGA Update
December 8, 2021 – Agenda | Meeting Brief | 2a-WG Update | 2b-DWR Upate (12-3-21) | 3-EKI Presentation; Download Final GSP files (Link Updated 12/14/2021) | 4a-CGA Update Presentation | 4b-CGA Update Memo | 4c-CGA Nov 29 Minutes and Resolutions | 5-Updated C&E Plan
November 17, 2021 – Agenda | Meeting Brief | 2a – WG Update | 2b – DWR Update (11-12-21) | 3a – EKI Presentation | 3b – Draft Table of Response to GSP Comments | 3c – Revised Draft Chapter 18 (P/MAs) – Track Changes | 3d – Revised Draft Chapter 19 (Plan Implementation) | 3e – Draft proposed additional P/MAs | 3f – PMA Subcommittee Presentation
November 4, 2021 (Special Meeting) – Agenda | Meeting Brief | 2 – EKI Presentation Slides
October 20, 2021 – Agenda | Meeting Brief | 2 – DWR Updates | 3 – Long-Term Governance Committee Update: Final Draft JPA [ Clean Version | Track Changes ]; Final Draft Initial Funding Agreement [ Clean Version | Track Changes ] | 4a – EKI Presentation | 4b – Draft GSP Comments Received to Date | 4c – EKI Water Year 21 Annual Report Proposal | 5-O&E Committee Update (did not have time to present slide deck)
October 6, 2021 (Special Meeting) – Agenda | Meeting Brief | 2 – Updated Draft JPA Package [Package Components: Cover Memo; JPA (clean, track changes/comments); Year 1 Revenue Sharing Agreement (clean , comments)] | 3 – CGA Support Task Breakdown and Options (Draft) | 4 – Submitted Public Comments (Aug 18 – Sept 30) | 5 – DWR Updates (9-30-21)
September 15, 2021 – Agenda | Meeting Brief | 2a – WG Updates | 2b – DWR Updates | 3 – EKI Presentation | 4a – Draft JPA for Cosumnes Groundwater Authority | 4b – JPA Addendum: Draft Yr 1 Funding Agreement | 4c – JPA Addendum: Draft MOA for Interim Admin Services | 5a – O&E Update Presentation | 5b – Draft News Op-Ed | 5c – Outreach Packet (updated 9/14/21)
August 18, 2021 – Agenda | Meeting Brief | 2a – WG Updates | 2b – DWR Update (8-11-21) | 3 – EKI Presentation | 4a – O&E Update Presentation & Aug 18 discussion outcomes | 4b – C&E Plan Updated Working Draft (8.18.21)
July 21, 2021 – Agenda | Meeting Brief | 2a – WG Updates | 2b – DWR Updates (7-19-21) | 3 – EKI Presentation | 4 – O&E Committee Update
June 16, 2021 – Agenda | 2a – WG Update | 2b – DWR Update | 2c – State Drought EO Listening Sessions (June 29 & 30) | 3 – O&E Committee Update | 4a – EKI Technical Presentation (updated) | 4b – Draft Revised SMC Table | 5 – Long-Term Governance Committee Update (Draft Final Fee Study)
May 19, 2021 – Agenda | 2a – WG May Update (revised)| 2b – DWR Update (5-12-21) | 3 – EKI Technical Presentation | O&E Update Presentation | ND GSA Emailed Comments
May 14, 2021 (Special Meeting) – Agenda
April 21, 2021 – Agenda (revised) | Meeting Brief | 2a – WG April Update | 2b – DWR Update (4-14-21) | 2c – GSP Alternative Project List FAQ | 3 – O&E Update Presentation – | 4a – Updated Draft Cosumnes Subbasin Fee Summary Presentation | 4b – Updated Draft Fee Strategy Summary | 5 – EKI Technical Presentation | ECOS Comments: Feb 16 Letter | March 11 Email
March 17, 2021 – Agenda | 2a – WG Updates | 2b – DWR Updates | 3a – EKI Technical Presentation | 3b – Draft Technical Memo (TM) #11 – SMCs | 3c – SWAG ECOS Comments | 4 – Draft Cosumnes Subbasin Fee Summary (3.17.21) | 5a – Outreach & Engagement Committee Update | O&E Updated Outreach Packet for March 24 public workshop (well owner factsheet, event flyer, etc.)
February 17, 2021 – Agenda | 2a – WG Updates | 2b – DWR Updates (2/3/21) | 3a – EKI Technical Presentation | 3b – P/MA Presentation | 4a – March 24 Public Workshop Outreach Packet | 4b – Proposed External Communication Policies | 5 – SWAG Mtg#3 Comments & Responses
January 20, 2021 – Agenda | 2a – WG Updates | 2b – DWR Update (1-14-21) | 3a – EKI Technical Presentation (updated) | 3b – EKI Response to SWAG Mtg#3 Comments (Note: Comments were compiled and reviewed similarly to previous SWAG meeting comments) | 3c – PMA Options Presentation | 4 – Long-Term Governance Committee Dec 10 Notes | 5a – Outreach & Engagement Committee Update | 5b – Feb 24 Public Meeting Announcement, Wilton News |
GDE Verification Activities Description
Working Group - Previous Years
December 16, 2020 – Agenda | 2a – WG Updates | 2b – DWR Update (12-11-20) | 3 – EKI Technical Presentation | 4 – SWAG Update | 5a – Outreach & Engagement Committee Update | 5b – Draft 6-month communication plan proposal
November 18, 2020 – Agenda | 2a – WG Updates | 2b – DWR SGMA Update (11-16-20) | 3a – EKI Technical Presentation (updated) | 3b – Draft PMAs Spreadsheet | 4 – SWAG Mtg #2 Comments (Note: Comments were compiled and reviewed similarly to the process used for SWAG Mtg#1 Comments) | 5 – Sac County Groundwater Fee Proposal Presentation | 6 – Long-Term Gov Committee Nov 3 Notes | 7 – Outreach & Engagement Committee Update
October 21, 2020 – Agenda | October 21 Meeting-in-Brief | 2 – WG Updates (10/13/20) | (Updated) 3a – EKI Technical Presentation | 3b – PMA Information Form | 3c – PMA Completed Form Example (Castac Lake) | 4a – SWAG Update Presentation | EKI Comments to SWAG Mtg #1 Comments | 4b – SWAG Comments Meeting #2 | 5 – Outreach & Engagement Committee Update | 6 – DWR SGMA Update (10-19-20)
September 16, 2020 – Agenda | September 16 Meeting-In-Brief | 2 – EKI Technical Presentation | 3 – EKI response to SWAG Mtg#1 Comments | 4 – SRCD Management Area Resolution | 5 – Long-Term Gov Committee Aug 18 Mtg Notes | 6 – DWR SGMA Updates (9-14-20)
August 19, 2020 – Agenda | 2 – EKI Technical Presentation | 3a – SWAG Update Presentation | 3b – SWAG Comments on TM #6 | DWR SGMA Update (8-3-20)
July 15, 2020 – Agenda | Meeting Summary | 2 – EKI Technical Presentation | 3 – DWR SGMA Update (7-10-20) | 4 – Long Term Governance Committee Presentation | 5 – Draft Governance Committee Guidelines
June 17, 2020 – Agenda | Meeting Summary | 2 – EKI Technical Presentation | 3a – SWAG Update Presentation | 3b – Prop 68 Task 6 GDE Verification | 4 – Long Term Governance Committee Presentation | 5 – Draft Governance Committee Guidelines | 6 – GSP Governance Summary Table | 7 – Outreach & Engagement Committee Presentation | 8 – Updated Virtual Public Workshop Draft Agenda | 9 – Updated Draft Fact Sheet (6-16-20) | 10 – DWR SGMA Update (6-8-20)
May 20, 2020 – Agenda | Meeting Summary | 2 – Draft Fact Sheet | 3 – Virtual Public Workshop Draft Agenda | 4 – DWR May Update | 5 – EKI Technical Presentation | 6 – SWAG Update Presentation | 7 – Long-Term Governance Committee Presentation | 8 – Long-Term Governance Committee Draft Terms of Reference | 9 – GSP Governance Summary Table
April 15, 2020 – Agenda | Meeting Summary | 02 – Framework Agreement | 03 – Response letter to CDFW | 04 – Cosumnes Subbasin Comments to ESJ | 05 – EKI Technical Presentation | 06 – Draft TM#9 | 07 – SWAG Presentation | 08 – Long Term Governance Committee Presentation | 09 – Draft Governance Committee Guidelines | April DWR Updates
March 18, 2020 – Note: This meeting was cancelled due to coronavirus. Agenda | EKI Technical Presentation | Monitoring Plan pages from Emergency GSP Regulations | Draft Governance Committee Guidelines | Surface Water Advisory Group Presentation | Working Group response letter to CDFW
February 19, 2020 – Agenda | EKI Technical Presentation | 3-Month Look-Ahead | February DWR update | Cosumnes Framework Agreement for Phases 3 & 4
January 15, 2020 – Agenda | Meeting Summary | EKI Technical Presentation | 3-Month Look-Ahead | Draft Framework Agreement | January DWR update
December 18, 2019 – Agenda | EKI Technical Presentation | 3-Month Look-Ahead | CBI Presentation: Stakeholder Engagement and Framework Agreement | December DWR update
October 16, 2019 – Agenda | Meeting Summary | EKI Model Evaluation Technical Memo | EKI Technical Presentation | EKI Prop. 68 Presentation | GSP Development Timeline | Joint Resolution Template
September 18, 2019 – Agenda | Meeting Summary | EKI Technical Presentation | EKI Model Evaluation Technical Memo | Water Forum Presentation: Key Questions RE: Prop 68 Grant Application | DWR Sept. updates
August 21, 2019 – Special Event: Geophysical Workshop – Handout from Jeremy Wire | Presentation from Rob Gailey and Ahmad Behroozmand | Recommended Reading from Ahmad | Video recording
August 21, 2019 – Agenda | Meeting Summary | EKI technical presentation | EKI Prop 68 presentation | CBI Prop 68 presentation | DWR August update
July 17, 2019 – Agenda | Meeting Summary | EKI Presentation | Water Forum Slides: Prop. 68 | Prop. 68 Meeting Notes | DWR July updates
June 19, 2019 – Agenda | Draft Technical Memo #2: Data Gaps Assessment | EKI Presentation | 3-Month Look-Ahead | Comments Submitted to ESJ | Land Use Acreage Handout
May 15, 2019 – Agenda | Meeting Summary | EKI Presentation
April 17, 2019 – Agenda | Meeting Summary | EKI Presentation | 3-month look-ahead | CBI Presentation: Stakeholder Survey Responses + Public Workshop Themes | CBI Presentation: Stakeholder Outreach & Engagement | Report out: Recent SGMA-related conferences
April 4, 2019 – Special Event: Groundwater Classroom – Presentation | Video Recording
March 20, 2019 – Agenda | Meeting Summary | EKI Presentation | Memo: QA/QC | Memo: Potential GSA Costs | Cosumnes GSP Schedule 3 Month Look-Ahead | Cosumnes Subbasin GSP Schedule – Phase 1 & 2 | Public Workshop Flyer
February 20, 2019 – Agenda | Meeting Summary | Draft Working Group-RWA coordination approach | Public workshops memo | Organizational briefings memo | Cosumnes Working Group Communication & Engagement Plan | Timeline – Phase 1 & 2 | 3-Month Look-Ahead Schedule | EKI presentation
January 16, 2019 – Agenda | Meeting Summary | EKI Technical Presentation | *Working Draft* Cosumnes Subbasin Communication & Engagement Plan | CBI Communication & Engagement Slides | For Discussion: Cosumnes Subbasin SGMA Public Workshops
December 19, 2018 – Agenda | Meeting Summary | Timeline for Phase 1 Tasks | EKI Draft Technical Memo #2: Model Evaluation and Recommendation | EKI Technical Presentation | *Working Draft* Cosumnes Subbasin Communication & Engagement Plan | Presentation: Working Group/TAC Check-In
November 19, 2018 Teleconference – Agenda | Ranking Criteria for Model | EKI DMS Technical Memo #1 | Cosumnes Timelines & Phase 1 Decision Points | SGMA Fact Sheet | Cosumnes Media Notice
October 17, 2018 – Agenda | Meeting Summary | EKI Presentation | CBI Presentation: Developing a Subbasin Communication & Engagement Plan | Draft Survey Tool – Outreach Activity Tracker | Revised Draft Assessment Questions | Draft Candidate Interviewee List
September 19, 2018 – Agenda | Meeting Summary | Review Draft Assessment Questions | Preliminary Assessment Interview Candidates | Meeting Support Materials | EKI Presentation | CBI Presentation: Stakeholder Outreach + Engagement
August 15, 2018 – Agenda | Meeting Summary | Review Draft: Stakeholder Assessment Questions | Proposed Final Framework Agreement for GSA Ratification | Cosumnes Cost Share Agreement (revised 8/10/18) | EKI Scope of Work Cover Letter | EKI Work Plan (revised 8/10/18) | EKI Revised Budget | GSP Development Project Schedule | TSS Fact Sheet
July 18, 2018 – Agenda | Meeting Summary | Near-Final Cost Share Agreement | Near-Final Draft Framework Agreement | Updated TAC Terms of Reference | Presentation: Outreach & Engagement | DWR Guidance Doc – Stakeholder Communication & Engagement
June 20, 2018 – Agenda | Meeting Summary | Updated Draft Framework Agreement | Draft Cost Share Agreement | EKI Presentation
May 16, 2018 – Agenda | Meeting Summary | Working Group Framework Agreement – July 2017 | Major decisions to be made during GSP development | EKI Presentation: SGMA Updates + Data Viewer Demo
April 18, 2018 (joint WG/TAC meeting) – Agenda | Summary | Governance Research | Graphic: Delta Mendota Multi-GSP Governance Structure | Governance Summary Table | Presentation: Governance + Cost Share Approaches | Presentation: Zone 13 | Cost Share Handout
March 21, 2018 (joint WG/TAC Meeting) – Agenda | Meeting Summary | Governance Summary Table | Governance Research | Presentation: Governance + Cost Share Approaches | Presentation: Prop. 1 Contractual Relationships | EKI Presentation: SGMA Updates + Decision Making in Cosumnes | EKI Presentation: Considerations for Developing a Second GSP | Anticipated Change in Project Costs to Develop Multiple Coordinated GSPs
February 21, 2018 (joint WG/TAC meeting) – Agenda | Summary | EKI Presentation: SGMA updates, coordination considerations + potential next steps | HydroFlow Presentation: ESJ groundwater model | Presentation: Contract admin + contract entity
January 17, 2018 (joint WG/TAC meeting) – Agenda | Summary | EKI Presentation: SGMA updates, GSP + next steps
October 18 – Agenda | Summary | Draft Work Plan for GSP Development | Draft Proposal Summary | GSP Work Plan Cost Estimate
September 20, 2017 – Agenda | 2020 vs. 2022 TAC discussion summary | Administrative entity matrix | Administrative entity slides
August 16, 2017 – Agenda | Summary | EKI Presentation: GSP pros/cons [DRAFT] | Presentation: Prop 1 Administrative Entity
July 19, 2017 – Agenda | Summary
June 26, 2017 – Agenda | Summary
May 17, 2017 – Meeting Materials
April 19, 2017 – Meeting Materials
March 15, 2017 – Meeting Materials
Technical Advisory Committee*
About: The Working Group formed a Technical Advisory Committee (TAC), which is tasked with developing recommendations to the Working Group on technical issues related to SGMA implementation.
*The Technical Advisory Committee (TAC) to the Cosumnes SGMA Working Group does not currently meet separately from the Working Group.
View: TAC Terms of Reference
Past TAC Meeting Materials
June 20, 2018– Agenda | Updated Draft Framework Agreement | Draft Cost Share Agreement | EKI Presentation
May 16, 2018– Agenda | Working Group Framework Agreement – July 2017 | Major decisions to be made during GSP development | EKI Presentation: SGMA Updates + Data Viewer Demo
April 18, 2018 (joint WG/TAC meeting) – Agenda | Governance Research | Graphic: Delta Mendota Multi-GSP Governance Structure | Governance Summary Table | Presentation: Governance + Cost Share Approaches | Presentation: Zone 13 | Cost Share Handout
March 21, 2018 (joint WG/TAC Meeting) – Agenda | Governance Summary Table | Governance Research | Presentation: Governance + Cost Share Approaches |Presentation: Prop. 1 Contractual Relationships | EKI Presentation: SGMA Updates + Decision Making in Cosumnes | EKI Presentation: Considerations for Developing a Second GSP | Anticipated Change in Project Costs to Develop Multiple Coordinated GSPs
February 21, 2018 (joint WG/TAC meeting) – Agenda | EKI Presentation: SGMA updates, coordination considerations + potential next steps | HydroFlow Presentation: ESJ groundwater model | Presentation: Contract admin + contract entity
January 17, 2018 (joint WG/TAC meeting) – Agenda | EKI Presentation: SGMA updates, GSP + next steps
October 11, 2017 – Agenda | Summary
September 13, 2017 – Agenda | Summary | EKI Presentation | DRAFT workplan | Cosumnes timeline through 2022 | EKI subbasin map | Article: Mapping groundwater dependent ecosystems | Presentation – Graham Fogg, UC Water | Presentation – Melinda Frost-Hurzel, Cosumnes Coalition Presentation
August 15, 2017 – Agenda | Summary | EKI Team Technical Presentation | Proposed grouping of Prop. 1 project elements
Questions about an upcoming event?
Contact Stephen Julian at CosumnesGSP@gmail.com or 254.640.0155
Si necesita solicitar alojamiento para asistir a un próximo evento, incluidos los servicios de traducción, comuníquese con Stephen Julian a CosumnesGSP@gmail.com o al 254.640.0155
Stay Connected
Refer to the Get Involved page to learn how you can stay connected and be involved in SGMA implementation in the Cosumnes Subbasin