This is an official CHP X account. The opinions expressed by visitors to the page(s) do not reflect the opinions of the Department. For emergencies, call 9-1-1.
UPDATE: US-199 near Mile Post 27 is now fully open to traffic following the earlier semi tanker rollover incident.
Thank you for your patience. Please continue to drive safely and remain alert while traveling through the area.
#CHPCrescentCity#US199#TrafficUpdate
Traffic Crash Update:
⚠️ Caltrans has implemented one-way controlled traffic on US-199 near Mile Post 27.
⚠️ Expect delays and use caution in the area. Slow down and be alert for emergency personnel and traffic control.
#CHPCrescentCity#US199#TrafficAlert
🚨Traffic Alert – Del Norte County🚨
A solo-vehicle semi tanker carrying hazardous materials has overturned on US-199 near Mile Post 27. ⚠️ Expect delays. Slow down, use caution, and follow directions from first responders.
#CHPCrescentCity#US199#TrafficAlert#DriveSafe
🚨 Traffic Alert Update (04/01/2026, 3:50 PM):
Emergency personnel remain on scene. The highway is currently open, but motorists are asked to proceed with caution while crews continue working in the area.
Please slow down and watch for emergency responders. 🚑🚧
Traffic Alert (04/01/2026, 12:30 PM):
At ~9:40 A.M., a commercial truck on SR-197 near MP 0.8 had a mechanical failure, spilling ~50 gallons of diesel. Crews have contained the spill and cleanup is underway. One-way traffic control in place. Expect delays.
🚨 Traffic Crash Update: 03/12/2026 @ 1335 hours.
CHP and emergency personnel remain on scene. The highway is currently open, but motorists are asked to proceed with caution while crews continue working in the area.
Please slow down and watch for emergency responders. 🚑🚧
Traffic Crash: 03/12/2026 @ 1320 hours
Location: US-101 near Mile Post Marker 15.5 (Last Chance Grade).
California Highway Patrol Officers are currently on scene with a traffic crash. Both lanes are blocked. Please proceed with caution and expect delays.
#chp
Traffic Update- 01/05/2025 @ 2:20 pm (US-199/Collier Tunnel)
Roadways are currently clear. Snow remains along the shoulders of the highway, but travel lanes are open. Thank you to Caltrans for their continued work keeping the roadway safe.
Please continue to drive with caution.
🚨 TRAFFIC ADVISORY – SNOWY CONDITIONS ON US-199 🚨
Snow is currently falling and accumulating on US-199 near the Collier Tunnel.
Caltrans crews are working to keep the roadway clear, but conditions remain hazardous. conditions if you must travel through the area.
#CHP
🎆 New Year’s Eve is a time to celebrate—but safety always comes first.
If you plan to drink, plan not to drive. Buckle up, slow down, and watch out for one another.
Let’s ring in the New Year responsibly and make it home safely.
🚔💙 #CHP#NewYearsEve#ArriveAlive#DriveSober
Merry Christmas & Happy Holidays from the California Highway Patrol Crescent City Area!
As you celebrate with loved ones, please travel safely, buckle up, slow down, and never drive impaired. Officers will be out working to keep our roadways safe so everyone can make it home.
CHP Crescent City Update:
12/21/25 @ 5:55 p.m. - US-199 at MPM 18.3 has been cleared. Traffic may proceed but please use caution. Rain is expected to continue-slow down and drive safely. Thank you to Caltrans and all emergency personnel.
Traffic Alert: US-199 near Mile Post Marker 18.3 is currently closed due to a rockslide. Caltrans is on scene and working diligently to clear the slide. Please be patient and only travel if you must. Unknown ETA for highway opening.
#Crescent City CHP
Photo: Caltrans T. McNamer
Traffic Advisory: US-199 MPM 8.5
Expect intermittent closures with delays up to 20 minutes as crews recover a "Frito Lay" box truck involved in yesterday's crash.
Please use caution in the area and plan extra travel time. Thank you for your patience.
Last night was a blast! We joined Crescent City's National Night Out and loved every moment - from connecting with neighbors to celebrating our amazing community spirit!
A big thank you to CCPD and all the amazing sponsors for making it happen.
Road Closure Alert-July 15, 2025
- U.S.-199 will be closed between Elk Valley Cross Rd. and the 197/199 junction in Del Norte Co. on Tues, July 15th (9:00a.m.- 4:00p.m.) Use SR-197 as a detour.
Expect 15-min. delays the week of July 14th due to ongoing work.