Who supplies my water · CA

Where Coronado's tap water comes from

EPA records tie Coronado to 2 water systems. Your water bill names the one that serves your address.

San Diego County · Population 18,031

Water systems for Coronado

Cal-Am Water Coronado
PWSID CA3710001 · Purity Score 95/100 (Excellent) · Confidence: moderate · Assessed at the water-system level
About 93% of Coronado's homes are inside Cal-Am Water Coronado's service area (EPA service-area map).
Full water report for Cal-Am Water Coronado
Nas North Island & Nab Coronado
PWSID CA3710750
About 9% of Coronado's homes are inside Nas North Island & Nab Coronado's service area (EPA service-area data).
Nas North Island & Nab Coronado: contact and record

System-level records from EPA. Not a test of your tap.

A ZIP code is a postal area, not a water service area. Your water bill names your supplier.

Follow this water

Follow Coronado's water

One email when Cal-Am Water Coronado publishes a new sampling round, a result moves above or below its reference, or the system's score changes.

Double opt-in: we email a confirmation link. Unsubscribe anytime. No spam.