Local water quality
Water quality in Half Moon Bay, California
1 public water system · EPA data
The bottom line
EPA records for the water serving Half Moon Bay, California show Lead. A filter independently certified to reduce those exact contaminants is the most direct fix.
What's in Half Moon Bay's water
Contaminants EPA has recorded across Half Moon Bay's water systems, and how many certified filters remove each.
The water system serving Half Moon Bay
Open a system for its full report — measured levels vs. federal limits, PFAS, and the certified filters that remove each contaminant.
Filter your Half Moon Bay water
Match a certified filter to what's actually in your water — a filter certified for lead may do nothing for PFAS or fluoride.