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California Water Law & Policy Reporter

June 2026

Volume 36, Number 9 June 2026

CALIFORNIA WATER NEWS

Lower Basin States’ Short-Term Plan to Conserve the Colorado

River197

CEQA Reform Initiative Measure Likely to Appear on Statewide California Ballot in November199

Another Tax Limitation Measure Likely Headed to the November 2026

California Statewide Ballot: “Local Taxpayer Protection Act to Save Proposition 13”201

REGULATORY DEVELOPMENTS

Department of Water Resources Issues Updated Water Allocations for

2026203

LAWSUITS FILED OR PENDING

Pending before the California Supreme Court, Amicus Briefs in Bring Back the Kern v. City of Bakersfield, Its First Major Water Case in 25

Years205

California Supreme Court Asked to Review Court of Appeal’s Decision in Las Posas Valley Groundwater Adjudication206

RECENT CALIFORNIA DECISIONS

Supreme Court:

California Supreme Court Clarifies Coastal Commission’s Appellate Jurisdiction209

Shear Development Co., LLC v. California Coastal Commission, ___Cal.5th___, Case No. S284378 (April 23, 2026; modified, May 14, 2026).

District Court of Appeal:

Public Fishing, CEQA, and Drinking Water Protection: First District Court Clarifies Reservoir Access Obligations210

Dummer v. City and County of San Francisco et al., ___Cal.App.5th___, Case No. A172588 (1st Dist. May 29, 2026).

Validation, Proposition 218, and Finality: First District Courts Decision in Hiller v. Marin Municipal Water District212

Hiller v. Marin Municipal Water District, ___Cal.App.5th___, Case No. A171271 (1st Dist. June 2, 2026).

Superior Court:

Superior Court Overturns State Water Resources Control Board Order Directing BlueTriton Brands to Cease and Desist All Operations214

BlueTriton Brands, Inc. v. State Water Resources Control Board, Case No. 23CECG04292 (Fresno County Super. Ct. May 5, 2025).