OLATHE, CITY OF
Olathe, KS · 143,014 served
OLATHE, CITY OF serves 143,014 people in Olathe, KS. 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)
3
Currently unaddressed
0
Overall score
79/100
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
- Ownership
- Local government
- Service connections
- 34,455
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Is Olathe, KS tap water safe to drink?
OLATHE, CITY OF has 0 health-based violations in the last 5 years. TapGraded gives this system a C.
Does OLATHE, CITY OF have lead in its water?
The most recent 90th-percentile lead sample is 11 ppb, versus the EPA action level of 15 ppb.
Has PFAS been detected in OLATHE, 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