CITY OF SANTA ANA
Santa Ana, CA · 310,539 served
CITY OF SANTA ANA serves 310,539 people in Santa Ana, CA. It has 0 health-based violations in the last 5 years. TapGraded gives this system a C.
Score breakdown
Health-based violations (5y)
0
Monitoring violations (5y)
1
Currently unaddressed
0
Overall score
78/100
Violation history (last 5 years)
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Lead (Lead and Copper Rule)
EPA's current lead action level is 15 ppb (dropping to 10 ppb in 2027 under the Lead and Copper Rule Improvements).
PFAS (UCMR5 occurrence data)
System details
- System type
- Community water system
- Water source
- Surface water purchased from another system
- Ownership
- Local government
- Service connections
- 45,743
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Is Santa Ana, CA tap water safe to drink?
CITY OF SANTA ANA has 0 health-based violations in the last 5 years. TapGraded gives this system a C.
Does CITY OF SANTA ANA have lead in its water?
The most recent 90th-percentile lead sample is 0 ppb, versus the EPA action level of 15 ppb.
Has PFAS been detected in CITY OF SANTA ANA's water?
Yes — PFAS was detected at or above the EPA MCL for 2 of the tracked analytes.
Source: EPA SDWIS/ECHO · Data as of 2026Q2