Workers Letting Cyclists Pass

Alerts and Closures


Know before you go! Review alerts/notices below before heading out to parks. Some trails, park areas, swim facilities, may be temporarily closed -- due to weather or water/algae conditions, park projects, habitat restoration, or repairs and maintenance.

Alert LevelLocationDescription
Other Posted

Trail Event, Saturday, October 1

There will be a trail event on the Contra Costa Canal Regional Trail and Iron Horse Regional Trail on Saturday, October 1, 2022. Expect heavy trail use between 8 am to 11 am.

Other Posted

Trail Event, Sunday, October 9

There is a trail event on the Iron Horse Regional Trail on Sunday, October 9, 2022. Heavy congestion is expected between Paraiso Drive and Executive Parkway between 8 am and 10 am.

Area Closure Posted

Camp Oaks Parking Lot Closed on Thursday, September 29

The Camp Oaks parking lot across from the Regional Parks Botanic Garden at the intersection of Wildcat Canyon Road and South Park Drive will be closed on Thursday, September 29, for installation of bike parking. Alternative parking can be found on Anza View Road.

Area Closure Posted

Area Closure Notice - Roberts Playground

Roberts Park Playground will be closed on Tuesday, September 27th, for PG&E power pole replacement. Power outage scheduled from 8 a.m. to 4 p.m.
All trails will remain open. Limited parking at the main entrance.

Trail Closure Posted

Road Closure Notice - Carquinez Scenic Drive

  • Periodic road closures, September 26 - 30, on Martinez (east) side of Carquinez Scenic Drive due to heavy equipment traffic.
    George Miller Trail remains open to all traffic.
    Special Bike Event on October 1, from 8 a.m. to 12 noon.
  • Posted 9/23/2022

Area Closure Posted

The Encinal Beach Boat Ramp, Parking Lot and Trailhead Closure

The Encinal Beach Boat Ramp, parking lot and trailhead are closed and inaccessible due to construction from September 27 - 30, 2022.

Posted: 09/23/2022

Very High Fire Danger Posted

VERY HIGH Fire Danger in Effect for Parks in W REGION on MONDAY, September 26. Follow All Restrictions Below.

  • No campfires outside of designated day-use picnic areas, campgrounds, or developed recreational areas.
  • Barbeques permitted only in designated day-use picnic areas, campgrounds, or developed recreational areas.
    Gas-fueled stoves are permitted in all designated areas.
  • No off-road driving. Drive only on designated roadways. No driving or parking on dry grass; heat from vehicle's undercarriage can start a fire.
  • Secure all tow chains; a dragging chain throws sparks that can start fires.
  • Parks in West Region || See more info: Fire Danger Levels & Restrictions

Trail Closure Posted

Wildcat Marsh/Landfill Loop Trail Maintenance

Possible closures along Wildcat Marsh/Landfill Loop through September and October 2022 due to annual trail maintenance. 

Area Closure Posted

Shoreline Improvement at Point Isabel

Shoreline Improvement work will begin Tuesday, September 6 to Monday, October 31. Rock will be installed along the Shoreline past the launch ramp. Due to the tides, the contractor may be working at night during this time. Work area will be fenced and park access will remain open.

Area Closure Posted

Redwood Archery Range Closure

Redwood Archery Range CLOSED from Tuesday, September 6, 2022, through Friday, October 28, 2022.

Portions of Redwood Archery Range will be closed to public for a wildfire hazard reduction and tree removal project.
On a day-to-day basis, the Upper and Lower Bowl Course, the Hill Course, and the Static/Practice Course may be closed. Efforts will be made to have at least one Course available for public use. A notice board at the Archery Range entrance will display daily closure status.
Work will be performed weekdays. Trails and Courses will be accessible on weekends.

Caution Advisory Posted

Del Valle WEST Swim Beach Water Quality Conditions

Other Posted

Ferry Point Pier Removal Project - Miller Knox

The East Bay Regional Park District owns and operates Miller/Knox Regional Shoreline, including the historic Ferry Point Pier which extends into the San Francisco Bay. The wooden pier is over 100 years old and damaged and must be removed for safety.
Ferry Point Pier Project Description and FAQs (PDF) Ferry Point Pier Project Description and FAQs (Spanish) (PDF)

Other Posted

Construction Notice - Coyote Hills Restoration and Public Access Project

  • Construction will take place from July 2022 through Spring 2023. More information
  • Trails will be re-routed periodically as-needed. Updated 9/12/2022.

Trail Closure Posted

Trail Closure Notice - Tuibun Trail

  • The Tuibun Trail, between Paseo Padre Parkway and the kiosk, is closed for construction through Fall 2023
  •  Updated 9/12/2022

Danger Advisory Posted

Contra Loma Reservoir Water Quality Conditions

  • There is a Danger advisory for blue-green algae in the reservoir at this time. See Blue-Green Algae Information for additional details.
  • Note: The Swim Lagoon is closed for the 2022 season due to ongoing maintenance. Blue-Green Algae issues do NOT affect the Contra Loma Swim Lagoon water quality.

Caution Advisory Posted

Lake Chabot Water Quality Conditions

  • A Caution Advisory for blue-green algae is posted. See Blue-Green Algae Information for additional details.
  • Swimming is never permitted at Lake Chabot.

Area Closure Posted

Area Closure Notice - Martin Luther King Jr. Regional Shoreline

  • Shoreline Center
  • Tidewater Outdoor Recreation Office
  • Kayak Ramp at the North Doolittle Staging Area
  • Right Dock (south side). Pilings are in need of replacement
  • Updated 9/12/2022

Trail Closure Posted

Trail Closure Notice - Tassajara Ridge Trail

  • The trail between Charbray Street and the Tassajara Ridge is closed. It will reopen in October.
  • Updated 9/12/2022

No Advisory Posted

Keller Beach at Miller/Knox Regional Shoreline Water Quality Conditons

Area Closure Posted

Area Closure Notice - Lake Anza Lawn

  • Lake Anza Lawn Area is closed for a construction project. Please use alternative lawn areas at Meadows on Lone Oak Rd. Restrooms at lake facility closed with portable restrooms available in the parking lot during the project. The Lake Anza Trail and picnic sites are open for use. 
  • Updated 9/12/2022

Park Rule Violations

To report an Emergency or Crime/Suspicious Activity in Progress,
call 911 or (510) 881-1121 from a cell, 24 hours a day.

To report Non-Emergency Park Rule Violations such as reckless bike/skate/scooter riding, failure to properly leash or control pets, and improper trail usage such as eBikes or mountain bikes on restricted trails, please call our Non-Emergency Public Safety Dispatch at (510) 881-1833, 24 hours a day, or submit a Park Watch Report online at the link below.

For Non-Emergency Trail Safety Hazards or Damaged Trails/Facilities, locate a park ranger or call Park Operations at (510) 544-2510 (Mon-Fri, 8:30am-5pm, voicemail available after hours or call the Non-Emergency Dispatch line above).

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