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Photo by Eric Risberg / AP

California storm floods: Mapping the impact across Northern California

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The storms that have pummeled California since January are part of an atmospheric river event that has brought major flooding and damage to parts of Northern California. The National Weather Service issued flood warnings for much of the Bay Area.

Monday's storm is a slow-moving system in a string of atmospheric river events that have saturated the ground and pushed stream flows to historic limits.

Below, we've mapped the parts of the Bay Area hit hardest by the floods, starting back in January and continuing up until today. Curbed SF will continue to update this map throughout the storm.

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Forestville

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January 10: Outlying areas around the Russian River have been hit hardest. Several RVs at a popular camping spot washed away over the weekend due to the rising river and subsequent flood.

River Bend Resort

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January 10: Rescuers launched rafts and used a helicopter to search for residents cut off by rising water. The River Bend Resort, a popular RV camp, was hit hard by the flood. It was evacuated shortly after the first storm began.

Forestville

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January 10: Residents were also hit hard by the storm. A felled tree landed on this house in the small river town.

Guerneville

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January 10: A miniature golf course falls victim to floods in Guerneville. Many people in the area were forced to evacuate, especially in the nearby town of Forestville.
Photo by AP Photo/Eric Risberg

Guerneville

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January 10: Vineyards along the Russian River were hit by the storm too

Petaluma

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January 10: Flooding along Petaluma Boulevard in the North Bay town of Petaluma didn't stop some from taking to the streets. The area's homeless populace was also affected. "Tim Smith tried to outrun the floodwaters in Petaluma on Sunday and lost. But at least he lived to tell the tale," reports the San Francisco Chronicle. "Smith, 69, is homeless and was sleeping in his car near the Corona Road overpass of Highway 101 when he woke up to find danger slopping toward his wheels from the surging Petaluma River."

Embarcadero (Pier 14)

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In San Francisco, the Embarcadero saw bay waters rise on Monday. This footage, shot near Pier 14, shows the effect of the rising king tides and the storm.

Inner Sunset

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January 10: A flash-flood watch has been issued for San Francisco for Tuesday, as well as a coastal flood advisory, which will be in effect until Thursday at noon, per the National Weather Service. Urban areas all over the city are still reeling from light flooding along major city arteries.

Inner Sunset, 2017 // #ricohgr

A photo posted by Luke Hendrickson (@broseidonkingofthebrocean6369) on

January 10: While much of the South Bay was spared the damage seen up north, Highway 101 in Gilroy shut down in both directions on Sunday due to flooding. It reopened early Monday.

Yuba River, Sacramento

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January 10: For the first time since 2006, the Sacramento Weir, a low-lying dam built across the river, was opened in order to prevent flooding of downtown Sacramento. "While the system’s five other weirs overflow automatically once the river reaches a certain elevation, the 1,920-foot-long Sacramento Weir consists of 48 gates that must be opened with a long hooked pole," reports Sacramento Bee. "The gates are opened when the river level at the I Street Bridge reaches 29.87 feet."

Sacramento River

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January 10: "Rick Sorenson, owner of the Rio Ramaza Marina, wades in the Sacramento River as it begins to make its way up the levee on Garden Highway on Monday," reports Sacramento Bee. "He was securing an old paddlewheel boat on his property with the help of Ron Rudis." The floodgates of the Sacramento River were opened on Monday, which released water into the Yolo Bypass.

Lake Clementine

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January 10: The Lake Clementine Dam near Auburn, California on Monday. Since Friday, more than 10 inches of precipitation has fallen in the Sierra Nevada.

Johnson's Beach

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January 10: Popular summer spot submerged under flood waters.

Nokomis Bridge

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January 10: In San Anselmo, waters rose fast on Tuesday as the storm blanketed the area. The Nokomis Bridge in particular is in a precarious position as waters continue to rise in the area.

Half Dome Village

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January 10: Yosemite Valley was briefly shut down over the weekend, but rain and flooding have returned to the area.

Maxwell

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People in the small town of Maxwell, northwest of Sacramento and west of the town of Oroville, had to be evacuated on Sunday, February 19 after flood waters hit most of the area.

A post shared by Mitchell (@whatsayerxa) on

Santa Cruz

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February 19: "This is the street my horses lived on for years, now permanently closed from the storm damage this last week," says Instagram user bsffriesians. "It'll take months to fix this mess."

A post shared by MariAnne (@bsffriesians) on

Tilden Regional Park - Wildcat Creek

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February 20: The creek at Tilden Park preparing for even more rain.

A post shared by Erik (@ice.pirate) on

Star Bend Boat Ramp

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February 20: Gary Bradford, who snapped this shot, writes: "Unfortunately, while the Feather River is no longer flowing over the parking lot at the Star Bend Boat Ramp near Plumas Lake, there is erosion damage on the south side of the parking lot. It's currently closed to vehicle access."

Niles Canyon

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February 20: Flash flood warning for Niles Canyon area.

Bolsa Knolls

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Morgan Hill

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February 20: Unexpected waterfall behind homes in Morgan Hill.

Forestville

January 10: Outlying areas around the Russian River have been hit hardest. Several RVs at a popular camping spot washed away over the weekend due to the rising river and subsequent flood.

River Bend Resort

January 10: Rescuers launched rafts and used a helicopter to search for residents cut off by rising water. The River Bend Resort, a popular RV camp, was hit hard by the flood. It was evacuated shortly after the first storm began.

Forestville

January 10: Residents were also hit hard by the storm. A felled tree landed on this house in the small river town.

Guerneville

January 10: A miniature golf course falls victim to floods in Guerneville. Many people in the area were forced to evacuate, especially in the nearby town of Forestville.
Photo by AP Photo/Eric Risberg

Guerneville

January 10: Vineyards along the Russian River were hit by the storm too

Petaluma

January 10: Flooding along Petaluma Boulevard in the North Bay town of Petaluma didn't stop some from taking to the streets. The area's homeless populace was also affected. "Tim Smith tried to outrun the floodwaters in Petaluma on Sunday and lost. But at least he lived to tell the tale," reports the San Francisco Chronicle. "Smith, 69, is homeless and was sleeping in his car near the Corona Road overpass of Highway 101 when he woke up to find danger slopping toward his wheels from the surging Petaluma River."

Embarcadero (Pier 14)

In San Francisco, the Embarcadero saw bay waters rise on Monday. This footage, shot near Pier 14, shows the effect of the rising king tides and the storm.

Inner Sunset

January 10: A flash-flood watch has been issued for San Francisco for Tuesday, as well as a coastal flood advisory, which will be in effect until Thursday at noon, per the National Weather Service. Urban areas all over the city are still reeling from light flooding along major city arteries.

Inner Sunset, 2017 // #ricohgr

A photo posted by Luke Hendrickson (@broseidonkingofthebrocean6369) on

Gilroy

January 10: While much of the South Bay was spared the damage seen up north, Highway 101 in Gilroy shut down in both directions on Sunday due to flooding. It reopened early Monday.

Yuba River, Sacramento

January 10: For the first time since 2006, the Sacramento Weir, a low-lying dam built across the river, was opened in order to prevent flooding of downtown Sacramento. "While the system’s five other weirs overflow automatically once the river reaches a certain elevation, the 1,920-foot-long Sacramento Weir consists of 48 gates that must be opened with a long hooked pole," reports Sacramento Bee. "The gates are opened when the river level at the I Street Bridge reaches 29.87 feet."

Sacramento River

January 10: "Rick Sorenson, owner of the Rio Ramaza Marina, wades in the Sacramento River as it begins to make its way up the levee on Garden Highway on Monday," reports Sacramento Bee. "He was securing an old paddlewheel boat on his property with the help of Ron Rudis." The floodgates of the Sacramento River were opened on Monday, which released water into the Yolo Bypass.

Lake Clementine

January 10: The Lake Clementine Dam near Auburn, California on Monday. Since Friday, more than 10 inches of precipitation has fallen in the Sierra Nevada.

Johnson's Beach

January 10: Popular summer spot submerged under flood waters.

Nokomis Bridge

January 10: In San Anselmo, waters rose fast on Tuesday as the storm blanketed the area. The Nokomis Bridge in particular is in a precarious position as waters continue to rise in the area.

Half Dome Village

January 10: Yosemite Valley was briefly shut down over the weekend, but rain and flooding have returned to the area.

Maxwell

People in the small town of Maxwell, northwest of Sacramento and west of the town of Oroville, had to be evacuated on Sunday, February 19 after flood waters hit most of the area.

A post shared by Mitchell (@whatsayerxa) on

Santa Cruz

February 19: "This is the street my horses lived on for years, now permanently closed from the storm damage this last week," says Instagram user bsffriesians. "It'll take months to fix this mess."

A post shared by MariAnne (@bsffriesians) on

Tilden Regional Park - Wildcat Creek

February 20: The creek at Tilden Park preparing for even more rain.

A post shared by Erik (@ice.pirate) on

Star Bend Boat Ramp

February 20: Gary Bradford, who snapped this shot, writes: "Unfortunately, while the Feather River is no longer flowing over the parking lot at the Star Bend Boat Ramp near Plumas Lake, there is erosion damage on the south side of the parking lot. It's currently closed to vehicle access."

Niles Canyon

February 20: Flash flood warning for Niles Canyon area.

Bolsa Knolls

Morgan Hill

February 20: Unexpected waterfall behind homes in Morgan Hill.