The Sacramento Valley, the northern part of the Central Valley, spreads through 10 counties north of the Sacramento–San Joaquin River Delta (Delta). Sacramento is an important agricultural region, growing citrus, nuts and rice among many other crops.
Water flows from the Sierra Nevada Mountain Range to the region’s two major rivers — the Sacramento and American – and west into the Delta. Other rivers include the Cosumnes, which is the largest free-flowing river in the Central Valley, the lower Feather, Bear and Yuba.
The Sacramento Valley attracts more than 2 million ducks and geese each winter to its seasonal marshes along the Pacific Flyway. Species include northern pintails, snow geese, tundra swans, sandhill cranes, mallards, grebes, peregrine falcons, heron, egrets, and hawks.
A disaster expert’s review of the Oroville Dam spillway emergency says the Department of Water Resources could have prevented everything with better design, better construction and better maintenance. Robert Bea prepared the report published Monday.
A coalition of environmental groups that had warned Oroville Dam’s emergency spillway was fatally flawed long before it nearly washed away this winter is demanding that federal regulators open up dam repair plans for public vetting.
Late in the afternoon of Feb. 12, Sheriff Kory Honea was at the emergency operations center for the tallest dam in America when he overheard someone say something that stopped him in his tracks: “This is not good.”
The company that built one of greater Sacramento’s most important flood-control projects in years will fix the damaged spillways at Oroville Dam, site of a near catastrophe two months ago. … Kiewit has considerable experience with dam projects, including the decadelong, $900 million upgrade of Folsom Dam.
As state officials clamp down on records at Oroville Dam, one of the country’s foremost experts on catastrophic engineering failures has used state inspection reports, photographs and historical design specifications to piece together an autopsy detailing why the spillway at the country’s tallest dam failed so spectacularly this winter.
California water officials Monday awarded a $275 million contract to repair the troubled Oroville Dam to a subsidiary of one of the world’s largest construction companies that is headquartered in Omaha, Nebraska.
Design flaws, construction shortcomings and maintenance errors caused the Oroville Dam spillway to break apart in February, according to an independent analysis by Robert Bea for the Center for Catastrophic Risk Analysis at UC Berkeley.
State officials have reopened the damaged spillway at Oroville Dam as another set of rainstorms began moving across Northern California. … Water will continue pouring down the spillway for up to two weeks, depending on how much more rain falls.
Blowing past state officials’ financial projections, three construction contractors submitted bids for the Oroville Dam repairs that begin at $275 million, the Department of Water Resources said Saturday. … DWR said it would spend the weekend reviewing the bids and declare a winner Monday.
California’s top water official said Thursday he’s considering releasing redacted copies of safety and progress reports at the troubled Oroville Dam after his office had tried to keep them secret because of terrorism concerns.
With stormy weather approaching, state water managers announced Thursday they will resume releasing water down a damaged spillway at the nation’s tallest dam. The badly eroded main spillway at California’s Oroville Dam hasn’t been used since March 27.
It’s not just the residents of Oroville, Gridley and Yuba City who are frustrated with the Department of Water Resources’ lack of transparency concerning the Oroville Dam spillways. Two California legislators who represent those living downstream from the dam are also upset that they aren’t getting answers. … The state Senate’s Natural Resources Committee has a hearing scheduled at 9 a.m. April 25 that will go over what happened with the Oroville Dam spillway.
Gov. Jerry Brown’s administration is using federal security regulations written to thwart terrorism to deny public access to records that experts say could guide repairs to the Oroville Dam and provide insight into what led to the near catastrophic failure of its emergency spillway.
The water agency that supplies drinking water to Los Angeles agreed Tuesday to contribute $1.5 million toward the planning of Sites Reservoir in the Sacramento Valley, giving the agency a toehold in a potentially valuable storage project.
California’s Dept. of Water Resources has announced a fast-track plan to replace the shattered spillways at Oroville Dam — at least partially — by November 1, when the rainy season is expected to resume. Meanwhile, engineers at Oroville Dam are drilling cores and conducting geological studies, hoping to better understand February’s near-catastrophic spillway failures.
Southern California’s most powerful water agency is prepared to invest in Sacramento Valley’s proposed Sites Reservoir, a move that could broaden support for the $4.4 billion project but also raise alarms about a south state “water grab.”
California officials on Thursday announced an ambitious plan to increase the size of Lake Oroville’s damaged main spillway, allowing it to release nearly twice as much water, as they seek to rebuild the 3,000-foot-long concrete chute that gave way this year.
State officials sketched a two-year recovery plan Thursday for the battered Oroville Dam spillway, revealing a blueprint that’s far from complete, still in need of a price tag and certain to leave the structure partially damaged as the next rainy season approaches.
The Department of Water Resources can operate the Oroville Dam project in an emergency capacity until Aug. 24. The U.S. Army Corps of Engineers approved an emergency permit for the state water agency Feb. 24, and it is good for six months.
For the past two years fisheries officials — concerned about the plummeting numbers of winter-run chinook salmon — have gone to the state Fish and Game Commission to get an emergency closure of a section of the Sacramento River in Redding.
Since the Oroville Dam spillway incident highlighted flaws in the current system, Yuba-Sutter officials are in the process of revising evacuation plans. Both Yuba and Sutter counties have been gathering information from the public regarding the February evacuation and plan on using the situation as a learning tool.
Citing potential security risks, state and federal officials are blocking the public’s ability to review documents that could shed light on repair plans and safety issues at crippled Oroville Dam. … The secrecy on the part of state dam operators prompted state Sen. Jim Nielsen to call for an immediate oversight hearing.
The state Department of Water Resources gave the overseeing federal agency of the Oroville Dam what it asked for last week — a schedule for the independent review team investigating the cause of the spillway failures, but it listed no deadline for a final report from the team.
The operators of Oroville Dam acknowledged Monday they might not be able to permanently repair the dam’s battered main spillway in time for the next rainy season, but said they’re confident the fractured structure will be usable.
California’s top water manager said Monday that the problem-plagued Oroville Reservoir will have a new spillway in place to prevent potentially dangerous outflows of water in time for the next rainy season.
The main spillway at Oroville Dam is riddled with design flaws and so badly damaged that an independent panel of experts hired by the state has concluded it’s probably impossible to repair the structure completely before the next rainy season begins in November.
Safety experts say there is no time for delay in a state plan to restore the 770-foot Oroville Dam, and they warn California would face a “very significant risk” if a damaged spillway is not in working order by fall, the start of the next rainy season.
In their 70s and 80s now, some men who built the Oroville Dam still remember those tough days well, some 50-odd years later. Most of the people they worked with have since passed on, but some of the former construction workers who are living in Oroville have continued to meet up over the years.
In the nearly 50 years since the Oroville Dam was completed, construction methods have changed. Chico State University construction management professor Chris Souder consulted on the Folsom Dam auxiliary spillway project which began construction in 2008 and is on pace to be completed in October.
About one million endangered fish flooded into a stretch of the Feather River near Yuba City Monday, transported out of the Thermalito annex of the Feather River Fish Hatchery by the California Department of Fish and Wildlife and National Oceanic and Atmospheric Administration National Marine Fisheries Service.
The state Department of Water Resources Friday said the cost associated with the ongoing crisis at Oroville Dam totaled about $100 million through the end of February. … Meanwhile, dam operators Friday began releasing water down the damaged main spillway for the first time since flows were halted there Feb. 27.
Naturally-occurring asbestos has been found in the rock formations and in the air near the damaged Oroville Dam main spillway, according to a press release. Although California Department of Water Resources said risk to workers and the surrounding community is minimal, dust-control operations are being increased.
The Department of Water Resources is planning to resume flows this week through Oroville Dam’s damaged main spillway, and warns that Feather River flows will increase to 40,000-50,000 cubic feet per second.
Long before a fractured spillway plunged Oroville Dam into the gravest crisis in its 48-year history, officials at a handful of downstream government agencies devised a plan they believed would make the dam safer: Store less water there.
A damaged flood control spillway at the Oroville Dam may have to be used as early as next week as storm runoff and snowmelt continue to fill the massive reservoir on the Feather River, state water officials said.
Just how many people are out working at Oroville Dam in response to the spillway emergency and how much is it going to cost? Both reporters and elected representatives have struggled to get an answer to that question.
When state water officials scaled back their mass dumping of water from the damaged Oroville Dam this week, they knew the riverbed below would dry up enough to allow the removal of vast piles of debris from the fractured main spillway.
There are 1.7 million cubic yards of rubble at the bottom of the Diversion Pool, effectively splitting it into two bodies of water. The plan with the spillway shut off, according to the California Department of Water Resources, is to remove enough of it to clear a channel and get the water that is backed up on one side of the rubble to flow between the two sides.
Crews worked Tuesday to clean up dirt and debris from the base of Oroville Dam and biologists rush to save stranded fish after state officials shut off the flow of water from a damaged spillway at the Northern California lake.
Geologists attempted for the first time Tuesday to figure out what to do about the vast, yawning canyon dug out of the earth after a crater opened up in the Oroville Dam’s concrete spillway and diverted water at high speed into the adjacent hillside.
When California state biologists crested a sandbar along the Feather River on Tuesday morning, they expected to find at least some of the water that just a day before had raged through the channel, too deep to stand in – and plenty of fish needing to be rescued.
[Oroville] Dam operators gradually scaled back water releases to zero over a six-hour period, providing breathing room for construction crews trying to clear debris from a badly choked Feather River channel and restart the dam’s critically needed hydroelectric plant.
For three weeks, Oroville Dam’s fractured main spillway and the surrounding hillsides have taken a nearly nonstop pounding. The stunning waterfall crashing down what’s left of the 3,000-foot concrete span has split the spillway in two and carved massive canyons on either side.
Oroville Dam operators plan to halt water releases from the dam’s battered spillway Monday in order to ramp up efforts to remove a debris pile that’s preventing them from restarting a hydroelectric plant.
Billions of dollars in flood projects have eased fears of levee breaks near California’s capital and some other cities, but state and federal workers are joining farmers with tractors in round-the-clock battles this week to stave off any chain-reaction failure of rural levees protecting farms and farm towns.
Nine days ago, with the Oroville Dam under stress and battered by more harsh weather, Gov. Jerry Brown said he had no immediate plans to visit the site, suggesting “I don’t think they need politicians fluttering around.”
Lake Oroville will partially reopen on Thursday, nearly two weeks after more than 180,000 Northern California residents evacuated their homes and the lake area closed due to fears that the emergency spillway at Oroville Dam could fail.
The Department of Water Resources plans to remove at least some of the debris at the bottom of the Oroville Dam spillway and study the structure, but just aren’t sure when they’ll have a chance to do that.
Not far from the main drag through Oroville, a dozen local business owners and city officials faced each other in a hotel lunchroom Tuesday. They sought to begin developing an advertising campaign to transform a barrage of negative images and news reports about frantic efforts to prevent catastrophic flooding into a lucrative tourist attraction, albeit after the Feather River Basin’s rainy season ends in April.
After the state Department of Water Resources reached its goal early Monday morning of lowering the water level at Lake Oroville by 50 feet, officials said heavy rains would likely cause lake levels to rise several feet.
Twelve years ago, widespread destruction from Hurricane Katrina on the Gulf Coast helped compel federal engineers 2,000 miles away in California to remake a 1950s-era dam by constructing a massive steel-and-concrete gutter that would manage surging waters in times of torrential storms.
The badly damaged main concrete spillway at Oroville Dam was pounded by massive volumes of stormwater this month, but its failures occurred well short of the maximum flow that engineers designed the system to handle.
Communities just downstream of California’s Lake Oroville dam would not receive adequate warning or time for evacuations if the 770-foot-tall dam itself – rather than its spillways – were to abruptly fail, the state water agency that operates the nation’s tallest dam repeatedly advised federal regulators a half-decade ago.
Water releases through the damaged main spillway at Oroville Dam were scaled back Thursday to allow crews to reach and remove a pile of debris that has built up at the bottom of that chute, officials said.
Feeling confident they’ve created sufficient empty space in Lake Oroville for the time being, state Department of Water Resources officials said they reduced spillway outflows so they could address another looming challenge: restarting the dam’s hydroelectric plant, which can release additional water when operational.
Jeffrey Mount, a leading expert on California water policy, remembers the last time a crisis at the Oroville Dam seemed likely to prompt reform. It was 1997 and the lake risked overflowing, while levees further downstream failed and several people died.
Rainwater erosion alongside the Oroville Dam’s main spillway appears to have contributed to the heavy damage that prompted a crisis, forcing more than 100,000 to be evacuated from their homes, a report reviewed by The Times showed.
Officials raced to drain more water from a lake behind battered Oroville Dam as new storms began rolling into Northern California on Wednesday and tested the quick repairs made to damaged spillways that raised flood fears.
Protecting and restoring California’s populations of threatened and endangered Chinook salmon and steelhead trout have been a big part of the state’s water management picture for more than 20 years. Significant resources have been dedicated to helping the various runs of the iconic fish, with successes and setbacks. In a landscape dramatically altered from its natural setting, finding a balance between the competing demands for water is challenging.
At churches, fairgrounds and other makeshift shelters, thousands of Californians packed what belongings they had into garbage bags and suitcases to return home Tuesday, two days after they were told to flee the threat of massive flooding from a dam’s damaged spillway.
Six months before rushing water ripped a huge hole in a channel that drains a Northern California reservoir, state inspectors said the concrete spillway was sound. As officials puzzle through how to repair Oroville Dam spillway, federal regulators have ordered the state to figure out what went wrong.
With both spillways badly damaged and a new storm approaching, America’s tallest dam on Tuesday became the site of a desperate operation to fortify the massive structures before they face another major test. … In a sign of the progress made Tuesday, officials downgraded the evacuation order to a warning, allowing all evacuated residents to return home.
There’s another storm bearing down on troubled Oroville Dam, set to begin late Wednesday. But state officials say they believe the precipitation will be mild enough – and the reservoir empty enough – to handle this latest challenge.
A huge Northern California reservoir, held in place by a massive dam, has always been central to the life of the towns around it. Now the lake that has brought them holiday fireworks and salmon festivals could bring disaster.
Gov. Jerry Brown asked the Trump administration for a federal disaster declaration for the emergency at Oroville Dam on Monday evening, citing the impending arrival of more storms and the potential need to resort again to the dam’s emergency spillway, which has been severely eroded.
As California waited Monday night to see if President Donald Trump would grant Gov. Jerry Brown’s request for emergency funding for 10,000 evacuees who lived in the shadow of the Oroville Dam, FEMA began preparing for the worse.
California Gov. Jerry Brown, appealing to the Trump administration for direct federal assistance on the Oroville Dam’s emergency spillway, said Monday that he remains encouraged that the state and federal government can work constructively.
Water levels dropped Monday at California’s Lake Oroville, stopping water from spilling over a massive dam’s potentially hazardous emergency spillway after authorities ordered the evacuation of nearly 200,000 people from towns lying below the lake. California Department of Water Resources officials are waiting for the light of dawn to inspect an erosion scar on the spillway at the Oroville Dam, the nation’s largest.
More than a decade ago, federal and state officials and some of California’s largest water agencies rejected concerns that the massive earthen spillway at Oroville Dam — at risk of collapse Sunday night and prompting the evacuation of 185,000 people — could erode during heavy winter rains and cause a catastrophe.
As a test run at the Oroville Dam spillway commenced Wednesday afternoon, the director of the Department of Water Resources said at a press conference in Sacramento he expected the bottom of the spillway to be eroded away by spring, with a replacement completed by fall.
State engineers gingerly began releasing water again through the damaged Oroville Dam spillway Wednesday in a controlled test to see how much water the scarred facility could handle, as reservoir levels continued to climb behind the critical flood-control structure.
After a few nice days, stormy weather is due to return Wednesday night and stick around into next week. In preparation for that, the Department of Water Resources kicked up releases from Oroville Dam by a third Tuesday afternoon, to make room for runoff in Lake Oroville.
Northern California is on track to break rainfall records. … But you wouldn’t know the region has experienced an exceptionally wet winter looking at the steep, dry shores ringing the Sacramento region’s largest reservoir, Folsom Lake.
In the years before California’s drought, it wasn’t unusual for Sacramentans to spend winters worrying about floods. After more than five years with little rain, the past two weeks delivered a bracing reminder that the region remains vulnerable to rising waters and overtopped levees.
ARkStorm stands for an atmospheric river (“AR”) that carries precipitation levels expected to occur once every 1,000 years (“k”). The concept was presented in a 2011 report by the U.S. Geological Survey (USGS) intended to elevate the visibility of the very real threats to human life, property and ecosystems posed by extreme storms on the West Coast.
Tuesday, I visited a couple of projects in the Sacramento Valley that are aimed at helping salmon on both ends of the life cycle. They are collaborations between farmers and environmentalists, two groups that are often at each other’s throats in the never-ending battle over who is entitled to California’s precious water supply.
Excavators, loaders and dump trucks began moving earth around the Sacramento River this week as part of the latest effort to help endangered chinook salmon. … Money for the project comes from the federal Central Valley Project Improvement Act.
For the past two years state fisheries officials have asked the state Fish and Game Commission to close on an emergency basis a 51/2-mile section of the river to fishing from April 1 to July 31 to protect spawning winter-run chinook salmon.
An hour north of Sacramento, in a ghost town tucked into a remote mountain valley, California is poised to build a massive new reservoir – a water project of a size that hasn’t been undertaken since Jerry Brown’s first stint as governor in the 1970s. Sites Reservoir, all $4.4 billion of it, represents an about-face in a state where drought has become the norm and water users are told to scrimp and save.
Dr. Jay Lund, director of the UC Davis Center for Watershed Sciences, is the godfather of research on the Sacramento-San Joaquin Delta. When he says it took John Sutter eight days to wind his way from San Francisco Bay through the Delta to find the narrow Sacramento River in 1839, you can bet that’s the truth. … Now, water agencies have joined together again to launch the River Arc Project.
Rains have drenched Northern California, where most of the state’s largest reservoirs are located. The state had the second wettest October since the Department [of Water Resources] began keeping records in 1921.
Last week, folks who are in the inner circle of the plans for Sites Reservoir held a get-together in Maxwell to show off the group’s new office and new logo. Also new is a website, that talks about all things Sites Reservoir — a construction schedule, facts sheets and a list of interested participants (see sidebar).
Signaling a cutback in water supplies for farming and cities, California regulators on Wednesday issued a new scientific analysis that proposes overhauling the management of the Sacramento River and devoting more water to Northern California’s dwindling fish populations. … The proposal comes a month after the water board called for people to take far less water out of the San Joaquin River system.
A project to rebuild the Wallace Weir, a century-old levee northwest of Sacramento, could help both farmers and salmon. Bringing together a coalition of unlikely allies, it promises a more sophisticated approach to water management.
California has been trying to fill its reservoirs for 5 years, and it will get a little help from a storm expected to hit later this week. Right now, Lake Shasta is only at 60% capacity and Lake Oroville is at 44%, with other reservoirs across the state even lower.
The Yuba County Water Agency board of directors on Tuesday unanimously voted to reject an initiative to redistribute revenue generated from groundwater substitution transfers — that is the sale of surface water which is then replaced locally by pumped water. … The initiative, known as the Groundwater Fairness Act, was submitted to the agency on Sept. 30.
At this point in the Sacramento River restoration game, one big fix will not change the outlook for endangered and threatened salmon. However, fish scientist Dave Vogel hopes that a series of smaller fixes will make a big difference.
Less than 50 miles northeast of Chico, California, begins the 93-mile Butte Creek – a tributary of the Sacramento River. It is named after Butte County, which was in turn named for the nearby volcanic plateaus, or “buttes,” and travels through a massive canyon on its way southwest to the Sacramento Valley.
As a watershed, it drains about 800 square miles, both for agricultural and residential use. The upper watershed is dominated by forests, while the lower watershed is primarily agricultural.
Explore the Sacramento River and its tributaries through a scenic landscape as we learn about the issues associated with a key source for the state’s water supply. All together, the river and its tributaries supply 35 percent of California’s water and feed into two major projects: the State Water Project and the federal Central Valley Project.
This 3-day, 2-night tour travels across the Sacramento Valley and follows the river north from Sacramento through Chico to Redding and Lake Shasta, where participants take a houseboat ride.
Go deep into California’s water hub and traverse the Sacramento-San Joaquin Delta, a 720,000-acre network of islands and canals that support the state’s water system and is California’s most crucial water and ecological resource. The tour makes it way to San Francisco Bay, and includes a ferry ride.
Water from Northern California flows through the Delta and heads south to provide drinking water for more than 25 million Californians and irrigation to 3 million acres of farmland that contribute to the state’s $46 billion agricultural industry.
As you grunt up the path in the depths of Deer Creek Canyon, the incongruous sound of a large piece of gasoline-driven machinery becomes audible over the rhythmic rumbling of the creek. … But it’s one of those things where a temporary intrusion into the wild may end up enhancing the wild for the long term.
The U.S. Army Corps of Engineers has the go-ahead to begin a nine-part levee-improvement project for the Natomas Basin in Sacramento. … The levees are part of a system that diverts watershed runoff into the American River.
California is the country’s second-largest rice producer, after Arkansas, and the $5 billion crop is particularly well suited to the Sacramento Valley’s clay soil. … Although seeing thousands of acres of rice fields covered shin-deep in water might seem wasteful to some, not everyone sees it that way.
Regional groundwater leaders took some necessary next steps this week on the road to groundwater management and sustainability. In less than a year, local water leaders need to decide who will oversee state-mandated groundwater plans.
Plans to build the Sites Reservoir have been in the works since 1957, and if it is eventually approved, work on the project probably would not be complete for another 10 to 12 years, according to Jim Watson, the Sites Reservoir Project general manager.
With habitat for California waterbirds drying up, conservation groups and rice farmers are collaborating to flood fields and enhance waterbird habitat on roughly 550,000 acres of California’s rice fields.
Calling all water users: If you would like to buy in on water from a future Sites Reservoir, now is the time. Plans for Sites Reservoir are moving forward, with a deadline of June 2017 to ask the state Water Commission to pay for half of the estimated $4.4 billion construction cost.
Federal officials on June 29 released a temperature management plan for the Sacramento River that schedules releases from Shasta Lake in a way they believe provides adequate temperatures for winter-run Chinook salmon without cutting farm water deliveries.
With this year’s storms helping to refill the Sacramento region’s lakes and reservoirs, local water district officials and state regulators are diverting and percolating stormwater from Cache Creek into the Yolo County canal system to recharge groundwater supplies used by local farmers, city residents and UC Davis.
By this time next year a lot of work needs to be done on a regional groundwater sustainability plan. … Every big task needs to start somewhere, and this week the public is being asked to join the conversation.
Drought-stressed Capitol Park will get $1.7 million for a reclaimed water project in the new state budget, even though the Legislature’s nonpartisan fiscal analyst concluded that the project won’t pencil out for more than a century and a half.
A new era of groundwater management began with the Sustainable Groundwater Management Act (SGMA), which aims for local and regional agencies to develop and implement sustainable groundwater management plans with the state as the backstop.
When fully implemented, SGMA is expected to effectively administer groundwater pumping, though it remains to be seen if some of the damage done to aquifers is irreparable. Without SGMA, however, there is no hope for management.
The sounds of watercraft and families enjoying Lake Shasta on Sunday carried across the water against a vibrant backdrop of the tree line. The scene is a far cry from last year’s low water levels on the lake, which became a visual indicator of the state-wide drought and the impact to the local environment.
An estimated 1,380,000 salmon fry were to be loaded up into five 2,800-gallon tanker trucks this week at the Feather River Fish Hatchery to make their way to San Pablo Bay as part of an assisted migration.
The Sacramento Regional County Sanitation District hired Dragados USA to build a biological nutrient removal station, part of a larger $1.5 billion to $2 billion effort to meet stricter state standards on wastewater pollutants discharged into the Sacramento-San Joaquin Delta.
Despite some reservations, the Butte County Board of Supervisors unanimously backed a conditional letter of support for the Sites Reservoir project. The letter, to be sent to the California Water Commission and the Sites Joint Powers Authority, called for using Proposition 1 money to further investigate the off-stream project west of the Sacramento River in Colusa and Glenn counties.
The rains this winter were more or less than expected, depending on where you live and what you expected. … The unequal distribution of water continues as state and federal water leaders allocate surface water supply.
Years of rumbling dump trucks and backhoes placing 2.75 million tons of rock “armor” along nearly a dozen miles of riverbank is an unpleasant thought for many who bike, jog, fish, bird-watch, golf, boat and swim along the lower American River Parkway.
With Lake Oroville rising more than 82 feet this month, the water level is now cutting into the buffer needed for flood control. … Other north state reservoirs have increased their outflows as they encroach on flood control limits.
Conaway Ranch, a 17,000-acre farm in which the Tsakopoulos family acquired controlling interest in 2010, said Monday it will work with water-use experts from Israel to experiment with drip irrigation on a small portion of its rice fields.
There may be big problems lurking in the Sacramento River for the young fish that officials want some day to hatch in Battle Creek. That was the message that some river anglers delivered to federal fisheries officials at a meeting in Red Bluff on Tuesday night.
Seasonal storms that have raised the region’s reservoir water levels to their highest points in the last two years could bolster this year’s run of Chinook salmon, water and wildlife officials said Wednesday.
Chris Rufer, 66, never has been keen on big government and always liked an underdog fight. … That perseverance has Rufer entangled in a $1.5-million battle with water regulators over waste and odors from his tomato processing plant in the Sacramento Valley town of Williams, the largest facility of its kind in the country.
Water from the rain-swollen Sacramento River began flowing over the Fremont Weir and into the Yolo Bypass on Saturday morning, according to monitors at the California Nevada River Forecast Center, part of the National Oceanic and Atmospheric Administration.
For more than 70 years, Coleman National Fish Hatchery has raised young salmon and steelhead trout, and released them into Battle Creek so they can migrate out to the Pacific Ocean. But there are changes happening in Battle Creek.
A few dozen baby salmon that spent the past two weeks contentedly eating – and growing – in the invertebrate stew of a flooded rice field were netted Friday, dumped into coolers and hauled by pickup several miles to a drainage canal and to the Sacramento River.
Even with unseasonably warm temperatures and little to no rain in the forecast for at least the next seven days, the operators of Folsom Dam are going to more than double the flows in the lower American River to protect against flooding.
The discovery of an invasive mudsnail downstream of the Table Mountain Boulevard bridge in Oroville, has prompted state officials to urge Feather River users to decontaminate equipment. … Officials are also setting up decontamination protocols to keep the mudsnails from entering the nearby Feather River Fish Hatchery.