stanislaus county water agricultural advisory board€¦ · 05-08-2019 · agricultural advisory...
TRANSCRIPT
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Stanislaus County Water Agricultural Advisory Board
August 5, 2019
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Apathy
Drought
Awareness
Panic &
Concern
Rain & Snow
The Hydro-Illogical
Cycle
Apathy
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Status Update Regarding Compliance with the Sustainable
Groundwater Management Act (SGMA) in Stanislaus County
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Sustainable Groundwater Management Act (2014)
• Agencies electing to become GSAs are given broad powers and authority regarding groundwater management, including:
– Develop and Implement Groundwater Sustainability Plans (GSPs)
• 50 Year Planning Horizon• 20 Year Implementation Period• 5 Year Updates• 1 Year Reporting
– Investigate and determine the sustainable yield of a groundwater basin
– Collect pertinent groundwater monitoring information– Enforcement
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Important Milestones• GSA formation deadline June 30, 2017
• GSP adoption deadline:– January 31, 2020 (critical condition of overdraft)– January 31, 2022 (high & medium priority basins)
• If those deadlines are missed, or if the DWR determines that a plan is not adequate to achieve the sustainability goal, the State Water Resources Control Board ("Board") will have the ability to step in and impose its own "interim" plan until an acceptable local plan is in place. 5
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Stanislaus County Groundwater Basins
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*Eastern San Joaquin
Modesto
Turlock
*Delta-Mendota
*Denotes Critical Condition of Overdraft
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Stanislaus County Water Agencies
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Eastern San Joaquin Groundwater Basin GSAs
510
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Eastern San Joaquin Subbasin GSAs
Oakdale ID• City of Lodi South San Joaquin ID• City of Manteca Woodbridge ID• City of Stockton Central Delta WD• Linden CWD Linden CWD• Stockton East WD• Central Delta Water Agency• South Delta Water Agency• Central San Joaquin Water Conservation District• North San Joaquin Water Conservation District• Eastside San Joaquin GSA
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Modesto Groundwater Basin
512
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Stanislaus & Tuolumne Rivers Groundwater Basin Association GSA
City of ModestoCity of OakdaleCity of RiverbankCity of Waterford
*Formed separate GSA and “linked” to STRGBA via separate Cooperation Agreement with Stanislaus County
Oakdale IDModesto IDStanislaus CountyTuolumne County*
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West Turlock Subbasin GSA
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West Turlock Subbasin GSA
• City of Ceres Turlock Irrigation District• City of Hughson Merced County• City of Modesto Stanislaus County• City of Turlock Delhi County Water District• Denair CSD Hilmar County Water District
• Associate Members:• Keyes CSD• City of Waterford
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East Turlock Subbasin GSA
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East Turlock Subbasin GSA
• Eastside WD• Ballico-Cortez WD• Merced Irrigation District• Merced County• Stanislaus County• City of Turlock *
• * Associate Member
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Delta-Mendota Subbasin –Northern Group
519
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Delta-Mendota Groundwater Basin –Northern Group GSAs
City of PattersonDel Puerto WDWest Stanislaus IDPatterson ID Northwestern Delta-Mendota GSA
Merced & Stanislaus Counties20
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Delta-Mendota SubbasinMultiple-GSAs/Multiple GSPs (Formal “Coordination Agreement”)Northwestern Delta-Mendota GSA (MOU)
Turlock Subbasin2 GSAs/1 GSPEast Turlock & West Turlock GSA (JPAs)
Modesto Subbasin1 GSA/1 GSPStanislaus & Tuolumne Rivers Groundwater Basin Association GSA (MOU)
Eastern San Joaquin SubbasinMultiple-GSAs/1 GSPEastside San Joaquin Groundwater Authority (JPA)
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Summary of GSA Formation and GSP Preparation
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Current Activities
All GSAs made June 30, 2017 deadline
Each of the four basins gained approval for State grants
Eastern San Joaquin & Delta-Mendota = $1.5 million Modesto & Turlock = $ 1.0 million
GSPs are under preparation (Substantial Compliance)
Land Use/ Water Use data collection (baseline, existing and forecasted) Basin Hydrologic Conceptual Model (HCM) and cross-sections Various groundwater models being used for Water Budget Project List (managed recharge) and Potential Funding
Public Drafts released mid-summer 2019 for ESJ and D-M basins
Individual agency review and approval targeted for December 2019
January 31, 2020 filing deadline with DWR (Mod/Tur => 2 years later)22
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Questions & Discussion
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Stanislaus County Well Permitting Program Activity Status
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CEQA: 3 (1%) De Minimis Extractor: 40 (8%)
Replacement: 62 (12%)
SW Supplementation: 394 (79%)
Stanislaus County Agricultural-Irrigation Water Well Permits Issued
by CategoryJanuary 2015 - December 2018
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195
95
54 50
20
19
12 11
21
11
53
1
11
0
50
100
150
200
250
2015 2016 2017 2018
Breakdown by Year
CEQA
De MinimisExtractor
Replacement
SWSupplementation
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CCID: 10 (2%)El Soyo: 1 (0%)
EWD: 19 (4%)
MID: 109 (25%)
Oak Flat WD: 1 (0%)
OID: 61 (14%)
PID: 13 (3%)RCWD: 1 (0%)SEWD: 1 (0%)
TID: 182 (41%)
Twin Oaks ID: 1 (0%)
WSID: 50 (11%)
Public Water Agencies2015 - 2018
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Questions & Discussion