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dams • Floods

“Vibration” in Isabella Dam power plant causes temporary halt of Kern River outflows

April 25, 2023

• by Lois Henry

The Army Corps of Engineers will temporarily drop outflows from Isabella Dam to zero starting at midnight Wednesday so the power plant at the dam can shut down, according to Kern River Watermaster Mark Mulkay. Once the power plant, run by Isabella Partners, is down, water will be routed through the dam’s gates and outflows…

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New “seismic” listening technique could help researchers map water movement and moisture levels in the soil

August 16, 2024

• by Jesse Vad, SJV Water

The constant, rumbling, teeth-gritting traffic on Highway 99 might actually be good for something. Researchers at Caltech have figured out a way to use vibrations from passing cars to see how much water sits directly beneath the ground’s surface. In a new paper, researchers used seismic waves from traffic noise coupled with unused fiber optic…

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Repairs to Isabella Dam power plant completed; Kern River flows to ramp back up

January 7, 2024

• by Lois Henry

Repairs to a damaged tunnel inside the power plant at the base of Isabella Dam were completed Saturday, just seven days after the project began, according to an attorney for Water Audit California, a public interest group suing to keep water in the Kern River. Releases from the dam had been reduced to about 100…

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Isabella power plant operators have a plan to make repairs without drying up Kern River

December 29, 2023

• by Lois Henry

Engineers with Isabella Partners, which operates the power plant at the base of Isabella Dam, believe they’ve found a way to make repairs to the plant without drying up the lower Kern River for weeks on end. If successful, water levels will drop from where they are now, but the river won’t go totally dry….

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Isabella Dam power plant repairs could cut Kern River flows causing a “massive fish kill”

December 4, 2023

• by Lois Henry

Anticipated repairs to the power plant at the base of Isabella Dam could cause a “massive fish kill” along the length of the Kern River as flows would have to be cut to almost nothing for weeks. Isabella Partners, which operates that power plant, submitted a request to the Army Corps of Engineers to cut…

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Kern River flows to drop again after noise detected in Isabella Dam outlet tunnel

June 26, 2023

• by Lois Henry

Outflows from Lake Isabella into the Kern River will be cut to zero starting at 1 a.m. Tuesday so dam operators can check the source of “funny noises” coming from the outlet tunnel, according to Kern River Watermaster Mark Mulkay and an Army Corps of Engineers press release. “They’ve been hearing funny noises in the…

Floods • Uncategorized

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

May 12, 2023

• by Lois Henry

For the first time in 17 years, the Kern River “intertie” will be opened on Monday to release Kern River flood waters into the California Aqueduct, according to the Kern River Watermaster. The move is an attempt to keep more flood water off the already waterlogged Tulare Lake bed as officials anticipate significantly increased Kern…

Floods

Kern River water heads north through flood channel but won’t hit Tulare Lake – yet

April 27, 2023

• by Lois Henry

The heavily overgrown Kern River flood channel that heads north past Highway 46 and eventually meanders into the southern end of the Tulare Lake bed is filling with water. But it’s not “flood water” and it won’t make it into Tulare Lake, said Tim Ashlock, General Manager of Buena Vista Water Storage District. The district…

NEWS

“Vibration” in Isabella Dam power plant causes temporary halt of Kern River outflows

New “seismic” listening technique could help researchers map water movement and moisture levels in the soil

Repairs to Isabella Dam power plant completed; Kern River flows to ramp back up

Isabella power plant operators have a plan to make repairs without drying up Kern River

Isabella Dam power plant repairs could cut Kern River flows causing a “massive fish kill”

Kern River flows to drop again after noise detected in Isabella Dam outlet tunnel

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

Kern River water heads north through flood channel but won’t hit Tulare Lake – yet

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