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