Trail Alerts

For updates on work at the Harry Tracy Water Treatment Plant, please visit

Tuesday, January 13, 2015

Off-Road Trail Alert January 15

Watch for possible overflows on trails along San Mateo Creek on Thursday, January 15. The San Francisco Public Utilities Commission will conduct an emergency draw-down test at Lower Crystal Springs Dam, releasing water at increasing intervals into the creek, from approximately 7:30 a.m. to late afternoon.  Questions or further information: