SAN JOAQUIN WATER WORKS #2
Stockton, CA · 310 served
SAN JOAQUIN WATER WORKS #2 serves 310 people in Stockton, CA. It has 0 health-based violations in the last 5 years. TapGraded gives this system an A.
Score breakdown
Health-based violations (5y)
0
Monitoring violations (5y)
0
Currently unaddressed
0
Overall score
100/100
Violation history (last 5 years)
No violations on record.
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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)
This system was not required to sample under UCMR5 (systems serving fewer than 3,300 people are mostly exempt).
System details
- System type
- Community water system
- Water source
- Ground water
- Ownership
- Local government
- Service connections
- 94
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Is Stockton, CA tap water safe to drink?
SAN JOAQUIN WATER WORKS #2 has 0 health-based violations in the last 5 years. TapGraded gives this system an A.
Does SAN JOAQUIN WATER WORKS #2 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 SAN JOAQUIN WATER WORKS #2's water?
This system was not required to sample under UCMR5 (systems serving fewer than 3,300 people are mostly exempt).
Source: EPA SDWIS/ECHO · Data as of 2026Q2