Lead Pipe Check: San Mateo, CA

Name: Lead Service Line Data: San Mateo, CA
Creator: US Lead Pipe Check
License: https://www.waterboards.ca.gov/drinking_water/certlic/drinkingwater/lead-copper-rule/service-line-data.html

We've checked 37,278 addresses in San Mateo against California's official lead service line inventory.

Lead0 (0.0%)

Galvanized (requires replacement)0 (0.0%)

Unknown10,296 (27.6%)

Non-lead26,982 (72.4%)

No service line0 (0.0%)

Not classified0 (0.0%)

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