States › Oklahoma › Payne County

Payne County, OK Water Quality

Water quality data for 7 public water systems serving Payne County, Oklahoma — based on EPA SDWIS enforcement records, lead testing results, and health-based violation history.

📅 2026 Report 🔄 Data updated 2026 Q2 📍 7 water systems · 7 cities
✅
Generally Safe — Most Systems Performing Well

The majority of water systems have no active violations and lead levels well below the federal action level.

B

Payne County Earns a B

Payne County: 7 communities across 7 water systems. 100.0% have no open violations.

  • Median lead where detected: 3.20 ppb
  • 7 communities with a lead detection, 0 reporting none detected
  • 1 communities with PFAS above the federal limit
  • 2 with significant inspection deficiencies
  • 100.0% of communities have no open violations
3.2 ppb
Median Lead Level
County-wide, 90th percentile
7
Water Systems
Active CWS & NTNCWS
100%
Violation-Free
No active violations on record
How we grade counties: MyWaterIQ uses EPA SDWIS enforcement data — actual MCL violations and lead test results — not the aspirational MCLG targets used by some sites. A grade reflects real compliance history, not theoretical risk. Learn more →

Cities by Water Quality

⭐ Best Performing
  • Glencoe
    3.90 ppb
    1 health-based violation since 2015
    B
  • Perkins
    3.30 ppb
    Copper above the 1,300 ppb action level
    B
  • Cushing
    2.10 ppb
    1 significant inspection deficiency
    B
  • Ingalls
    3.20 ppb
    1 significant inspection deficiency
    B
  • Ripley
    1.10 ppb
    Copper above the 1,300 ppb action level
    B
⚠ Needs Attention
  • Stillwater
    2.10 ppb
    PFAS above the limit at 1 of 1 sampling points
    C
  • Yale
    6.70 ppb
    48 health-based violations since 2015
    B
  • Ripley
    1.10 ppb
    Copper above the 1,300 ppb action level
    B
  • Perkins
    3.30 ppb
    Copper above the 1,300 ppb action level
    B
  • Cushing
    2.10 ppb
    1 significant inspection deficiency
    B
County Lead Level — Median 3.2 ppb
Based on most recent 90th percentile lead tests across all reporting systems
0 ppb5 ppb10 ppb15 ppb
County median: 3.2 ppb — 21.3% of the federal action level
Systems by Lead Level
Under 5 ppb
6
5 – 10 ppb
1

All Cities in Payne County

Stillwater 2.10 ppb C
Perkins 3.30 ppb B
Cushing 2.10 ppb B
Yale 6.70 ppb B
Glencoe 3.90 ppb B
Ripley 1.10 ppb B
Ingalls 3.20 ppb B
Showing 7 cities
No active violations Active violations

About Payne County Drinking Water

Payne County is served by 7 water systems covering 7 communities. No community here has an open violation on record.

Of the communities reporting lead results, 7 recorded a detection, with a median of 3.20 ppb — 21% of the federal action level. 0 reported none detected, which means below the laboratory limit rather than an absence of lead.

1 of 7 communities have PFAS above the limits EPA set in 2024, measured as a running annual average at each sampling point. State inspectors recorded significant deficiencies at 2 of them.

Frequently Asked Questions

Is Payne County tap water safe to drink?▼
No community in Payne County has an open violation on record. 1 of 7 have PFAS above the federal limit, which is the main open concern.
What is the lead level in Payne County?▼
Among communities with a detection the median is 3.20 ppb, 21% of the 15 ppb action level. 0 reported none detected and 0 reported no result.
How many water systems serve Payne County?▼
7 community water systems serve 7 communities here.
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