TWIN FALLS CITY OF
Twin Falls, ID · 56,121 served
TWIN FALLS CITY OF serves 56,121 people in Twin Falls, ID. 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)
6
Currently unaddressed
0
Overall score
90/100
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
- Ground water
- Ownership
- Local government
- Service connections
- 19,273
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Is Twin Falls, ID tap water safe to drink?
TWIN FALLS CITY OF has 0 health-based violations in the last 5 years. TapGraded gives this system an A.
Does TWIN FALLS CITY OF 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 TWIN FALLS CITY OF's water?
This system was tested under UCMR5 and no PFAS was detected above the reporting limit in the analytes we track.
Source: EPA SDWIS/ECHO · Data as of 2026Q2