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Local water quality

Water quality in San Luis Obispo, California

5 public water systems · EPA data

The bottom line

EPA records for the water serving San Luis Obispo, California show Lead, Nitrate. A filter independently certified to reduce those exact contaminants is the most direct fix.

What's in San Luis Obispo's water

Contaminants EPA has recorded across San Luis Obispo's water systems, and how many certified filters remove each.

Lead 757 certified filters → Nitrate 77 certified filters →

Water systems serving San Luis Obispo

Open a system for its full report — measured levels vs. federal limits, PFAS, and the certified filters that remove each contaminant.

SAN LUIS OBISPO WATER DEPARTMENT
47,788 people served
1 contaminant · report →
CALIFORNIA MENS COLONY
15,000 people served
1 contaminant · report →
LOPEZ PROJECT
1,569 people served
1 contaminant · report →
FIERO LANE WATER COMPANY, INC.
324 people served
2 contaminants · report →
HIGUERA APARTMENTS
30 people served
2 contaminants · report →

Filter your San Luis Obispo water

Match a certified filter to what's actually in your water — a filter certified for lead may do nothing for PFAS or fluoride.

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