CA-1 Traffic in California

• 1 Half Moon Bay Traffic
• 1 San Luis Obispo Traffic
• 1 Castroville Traffic
• 1 Cayucos Traffic
• 1 Lompoc Traffic
• 1 Carmel Traffic
• Other Cities Along CA-1
• CA-1 California Accident Reports (45)
• CA-1 California Weather Conditions (17)

Live Reports from the DOT's Twitter

• 4 days ago

  TotalTrafficSMF

  Closed for the Winter in #EastofStrawberry on CA-108 EB/WB between Snow Park and Marine Corps Training Center #traffic https://t.co/c3uk72lAkZ

• 4 days ago

  TotalTrafficSMF

  Closed for the Winter in #EastofStrawberry on CA-108 EB/WB between Snow Park and Marine Corps Training Center #traffic https://t.co/c3uk72lAkZ

DOT Accident and Construction Reports

• Accident on CA-49 / CA-193 / State Highway 49 from Old Foresthill Rd (CA-193/CA-49) to CA-

  TYPE: Accident Serious

• Accident on I-5 N / CA-16 W from CR-22/Old River Rd (I-5) to CR-E8 (I-5).

  TYPE: Accident Serious

• Accident from CA-12 exit [485] to I-5 N.

  TYPE: Accident Serious

• Accident on I-5 N - CA-16 W from Airport Blvd (I-5) to CR-22/Old River Rd (I-5).

  TYPE: Accident Serious

• Accident on I-5 N - CA-16 W from Airport Blvd (I-5) to CR-22/Old River Rd (I-5).

  TYPE: Accident Serious

• Obstruction on roadway on I-5 N - CA-16 W from Airport Blvd (I-5) to CR-22/Old River Rd (I

  TYPE: Miscellaneous Serious

• Obstruction on roadway on I-5 N - CA-16 W - CA-99 N from Q St (I-5) to J St (I-5).

  TYPE: Miscellaneous Serious

• Accident on I-5 N - CA-16 W from CA-99 (I-5) to Airport Blvd (I-5).

  TYPE: Accident Serious

• Obstruction on roadway on I-5 N - CA-16 W from CA-99 (I-5) to Airport Blvd (I-5).

  TYPE: Miscellaneous Serious

• Accident on CA-120 E from I-5 (CA-120) to Airport Way (CA-120).

  TYPE: Accident Serious

CA-1 CA News Reports

• Tuesday morning traffic: Overnight Highway 1 closure, lane closures on 129 & 152

  • California
  • Santa Cruz Hwy

  • source: Bing
  • 4 views
  • Mar 31, 2026 07:31am
  Southbound Highway 1 between Buena Vista Drive and Airport Boulevard in Watsonville will be fully closed overnight again this week. The cl ... Read More

• Woman dies in multi-vehicle crash on Highway 101 Saturday

  • California
  • Paso Robles Hwy

  • source: Bing
  • 8 views
  • Mar 31, 2026 07:04am
  A woman was killed Saturday night in a multi-vehicle crash on Highway 101 near the base of the Cuesta Grade after she was struck ['] ... Read More

• Woman killed in multi-car crash on Highway 101 over weekend, CHP says

  • California
  • US 101 Near Marina P

  • source: Bing
  • 25 views
  • Mar 30, 2026 2:44pm
  101

  The person who died survived the initial crash before she was hit trying to exit the vehicle. Read More

• Tehachapi man killed in Highway 166 collision

  • California
  • Taft Hwy

  • source: Bing
  • 17 views
  • Mar 30, 2026 09:57am
  A Tehachapi man was killed in a head-on collision on Highway 166 west of New Cuyama last week. The California Highway Patrol said the victim, whose name has not been released, was driving Nissan ... Read More

• 5 clues to Leucadia's past: Railroads, roadside cabins and Highway 101

  • California
  • Hwy-101 South

  • source: Bing
  • 18 views
  • Mar 30, 2026 05:00am
  Leucadia, now a laid-back coastal hub, began as farmland, a railroad stop, and a roadside stop along California's early coastal route. Read More

• Patient Extricated After 2-Vehicle Crash on Highway 101 at Gaviota

  • California
  • US 101

  • source: Bing
  • 23 views
  • Mar 29, 2026 10:07pm
  101

  One person was critically injured Sunday night and had to be extricated from the wreckage of a two-vehicle crash near Gaviota. Shortly after 7:30 p.m., ... Read More

• Snapshot: Demonstrators Line Highway 111 in Palm Desert at the March 28 'No Kings' Protest

  • California
  • Hwy-111

  • source: Bing
  • 10 views
  • Mar 29, 2026 2:56pm
  At 9 a.m. on Saturday, March 28, the sun was bright, and the weather was already hot as Palm Desert's '?No Kings'? demonstration began, one of at least five scheduled in the Coachella Valley. Thousands ... Read More

• Person Killed During Vehicle Crash on Highway in Lancaster

  • California
  • Hwy

  • source: Bing
  • 26 views
  • Mar 29, 2026 2:29pm
  A person was killed during a vehicle crash Sunday morning on State Route 14 in Lancaster, authorities said. The crash occurred about 4:10 a.m. on the southbound highway, at the West Avenue I offramp, ... Read More

• Crash on Highway 101 near Stagecoach Rd. Saturday evening

  • California
  • San Luis Obispo
  • US 101

  • source: Bing
  • 46 views
  • Mar 29, 2026 00:53am
  101

  A crash was affecting traffic over the Cuesta Grade on Saturday night. It happened at about 9:20 p.m. on Highway 101 just south of Stagecoach Road. Read More

• Traffic delays expected for northbound Hwy 101, Hwy 118 in Moorpark

  • California
  • Northbound

  • source: Bing
  • 38 views
  • Mar 28, 2026 12:34pm
  Drivers in Ventura County should expect lane closures and delays on northbound Highway 101 and Los Angeles Avenue in Moorpark. Read More

• Driver arrested after car chase on Highway 101

  • California
  • Hwy

  • source: Bing
  • 40 views
  • Mar 27, 2026 5:48pm
  The California Highway Patrol arrested a driver after a car chase on Highway 101 in two counties Friday afternoon. Read More

• Driver killed in Hwy. 166 crash crossed into the path of a big rig

  • California
  • Hwy

  • source: Bing
  • 40 views
  • Mar 27, 2026 2:50pm
  A Kern County resident was killed in the fatal crash on Highway 166 Wednesday morning between a passenger vehicle and a big-rig, the California Highway Patrol said in an update. Read More

• DUI suspect arrested after high-speed pursuit on Highway 101 ends in Sonoma County vineyard crash

  • California
  • US 101

  • source: Bing
  • 48 views
  • Mar 27, 2026 04:24am
  101

  Air support from a sheriff's office helicopter monitored the pursuit, allowing ground units to back off at times due to the driver's dangerous behavior, officials said. Read More

• Caltrans To Reopen Section Of Sonora Pass

  • California
  • State Highway 108

  • source: Bing
  • 41 views
  • Mar 26, 2026 9:43pm
  Tuolumne County, CA - The California Department of Transportation (Caltrans) will reopen a section of Highway 108 / Sonora Pass tomorrow. '?Favorable road conditions and weather have enabled Caltrans ... Read More

• Caltrans Spring Clearing Update for Sonora Pass (Highway 108) Finds the Eastbound Closure Gate Will Move to Eagle Meadows on Friday, March 27, 2026

  • California
  • Sonora Pass Hwy

  • source: Bing
  • 25 views
  • Mar 26, 2026 11:39am
  The California Department of Transportation (Caltrans) will be relocating the State Route 108 / Sonora Pass eastbound closure gate out to Eagle Meadows as of 2:00 p.m. on Friday, March 27, 2026. Due to ... Read More

• Update: Rollover Crash On Highway 108 Near Tulloch Dam Road

  • California
  • Hwy-108

  • source: Bing
  • 28 views
  • Mar 26, 2026 08:20am
  Two air ambulances are being dispatched to the crash area. Original story posted at 8:20 am: Tuolumne County, CA - The CHP reports that a vehicle went off Highway 108 and traveled down an embankment. Read More

• Highway 115 reopens Thursday afternoon as crews continue to contain '24 Fire'

  • California
  • Carson Hwy

  • source: Bing
  • 17 views
  • Mar 26, 2026 07:27am
  Firefighters continue to gain the upper hand on the 24 Fire, one week after it first broke out near mile marker 24 along Highway 115. Read More

• Sea level rise proposal for Highway 101 in Marin County

  • California
  • Hwy-101

  • source: Bing
  • 45 views
  • Mar 25, 2026 11:09pm
  Some of the most vulnerable public assets to sea level rise are ocean side and bay side roads and transit. A plan looking at the next quarter-century confirms that whatever we do will be expensive, ... Read More

• Down or up: Should Marin City's flood-prone highway stretch become a tunnel or a bridge?

  • California
  • Hwy-101 South

  • source: Bing
  • 55 views
  • Mar 25, 2026 08:00am
  WHILE REGIONAL AGENCIES WEIGH a proposal to raise a flood'?prone stretch of U.S. Highway 101 between the Manzanita park-and-ride and Donahue Street in Marin County, a local scholar has explored an ... Read More