Testing is nearing completion on the highly-anticipated San Mateo and Foster City wastewater treatment plant.

Many Belmont residents could see treatment facility rates increase, as the city’s share of capital costs to Silicon Valley Clean Water are gro…

City leaders have officially cut the ribbon on the long-awaited wastewater treatment plan in San Mateo, a $600 million project that will serve…

Redwood City may see more sewer rate increases after 2027, with its wastewater treatment provider citing aging infrastructure and costly impro…

The final stages of the wastewater treatment plant project, serving both Foster City and San Mateo, are estimated to cost more than $24 millio…

The completion of the San Mateo’s wastewater treatment plant faces another year of cost increases, likely going up by at least $25 million.

Certain Half Moon Bay beaches continue to be impacted by excessive levels of health-hazardous fecal bacteria — in the second week of July, res…