OKLAHOMA CITY
Oklahoma City, OK · 644,000 served
OKLAHOMA CITY serves 644,000 people in Oklahoma City, OK. 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.
Get alerted when OKLAHOMA CITY gets a violation
We'll only email you about this water system. Unsubscribe anytime.
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
- 254,388
Worried about what's in your tap?
See which water filters are certified to remove the contaminants found in your area.
Find a filter that matches your waterFrequently asked questions
Is Oklahoma City, OK tap water safe to drink?
OKLAHOMA CITY has 0 health-based violations in the last 5 years. TapGraded gives this system an A.
Does OKLAHOMA CITY 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 OKLAHOMA CITY'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