California Aqueduct Archives

NOTEBOOK FEATURE: Sinking land, shrinking capacity: DWR confronts subsidence on the California Aqueduct

Best of the Notebook Notebook News and Features Water project operations

June 1, 2026

Groundwater-driven land sinking in the San Joaquin Valley is reducing aqueduct capacity, prompting interim repairs and long-term planning. At Metropolitan...

REPORT: New DWR conveyance study finds groundwater stabilization key to protecting San Joaquin Valley water supplies

Department of Water Resources (DWR)

Reports Water project operations

November 25, 2025

Sinking Ground Puts San Joaquin Valley Water Systems at Risk By the Department of Water Resources The Department of Water...

EDWARD RING: The cost and the upside of the “big gulp”

Edward Ring

Commentary Water project operations

September 25, 2025

By Edward Ring, Director of Water and Energy Policy at the California Policy Center Of all the possible ways to...

METROPOLITAN IMPORTED WATER SUBCOMM: California Aqueduct repairs: Billions needed to fix subsidence

Maven

Best of the Notebook Water project operations

July 2, 2025

Land subsidence along the California Aqueduct is threatening the ability of the State Water Project to deliver water, an important...

DWR NEWS: Study finds that subsidence, groundwater over-pumping could limit future water State Water Project deliveries if no action is taken

Department of Water Resources (DWR)

Groundwater News

May 7, 2025

By DWR News: A recently released technical report concludes that the sinking of land in the Central Valley due to...

NOTEBOOK FEATURE: Fixing California Aqueduct subsidence: A multi-billion dollar problem

Maven

Best of the Notebook Notebook News and Features Water project operations

October 22, 2024

The aqueduct capacity in certain areas of the Southern San Joaquin Valley is nearly reduced by half due to subsidence....

DWR NEWS: DWR Uses Kern River Intertie to Redirect Flood Water from Tulare Lake

Department of Water Resources (DWR)

Water project operations

May 22, 2023

By DWR News The California Department of Water Resources (DWR) is using a unique piece of State Water Project (SWP)...

SJV WATER: Kern River headed to intertie Saturday after brief delay

SJV Water

Water project operations

May 18, 2023

By Lois Henry, SJV Water Kern River water is expected to go into the intertie, which connects the river to...

SJV WATER: Kern River water to go into California Aqueduct to keep it out of Tulare Lake; flows to ramp up mid-June

SJV Water

Water project operations

May 12, 2023

By Lois Henry, SJV Water For the first time in 17 years, the Kern River “intertie” will be opened on...

CA WATER COMMISSION: Update on the California Aqueduct Subsidence Program

Maven

Notebook News and Features Policy and regulation

November 18, 2021

At the September meeting of the California Water Commission, Daniel Whisman, principal engineer and program manager for DWR’s California Aqueduct...

CA WATER COMMISSION: Addressing California Aqueduct subsidence; State Water Project Operations and Maintenance

Maven

Notebook News and Features Water project operations

November 24, 2020

[cmtoc_table_of_contents] At the November meeeting of the California Water Commission, Commissioners were briefed on subsidence issues with the California Aqueduct...