San Mateo County has participated in Coastal Cleanup Day for nearly 20 years, according to Connie Tran, a program lead for San Mateo County’s Pollution Prevention Program and the county’s ...

A federal fund created to mitigate effects of oil spills has awarded money to restore breeding grounds for seabirds off San Mateo County and sea otters in Monterey Bay, among other projects.

The California Coastal Commission flexed its enforcement ... the power to levy enforcement fines. A handful of San Mateo residents submitted letters in support of the cease and desist order, as did ...