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GREENE COUNTY PWSD 1 vs MO AMERICAN ST LOUIS ST CHARLES COUNTIES

Water quality comparison — risk levels, violations, PFAS records, and contaminants

Quick Answer

Both utilities share the same risk level (safe). GREENE COUNTY PWSD 1 has 0 open health-based violations and 145 PFAS records. MO AMERICAN ST LOUIS ST CHARLES COUNTIES has 0 open health-based violations and 696 PFAS records.

GREENE COUNTY PWSD 1

Missouri · MO5024228

Overall Risk Level

No Concerns Detected

No Concern
Low
Moderate
High
Critical

Water meets all safety standards with no detected exceedances.

0

Open violations

145

PFAS records

Overall Risk Level

No Concerns Detected

No Concern
Low
Moderate
High
Critical

Water meets all safety standards with no detected exceedances.

0

Open violations

696

PFAS records

Head-to-Head Comparison

MetricGREENE COUNTY PWSD 1MO AMERICAN ST LOUIS ST CHARLES COUNTIES
StateMissouriMissouri
Risk LevelNo Concerns DetectedNo Concerns Detected
Population Served9,1681,111,000
Open Health Violations00
Total Violations00
PFAS Records145696
OwnershipLocalPrivate
Service TypeGroundwaterSurface water
City ServedBattlefield

Key Differences

GREENE COUNTY PWSD 1 has 145 PFAS records vs. 696 for MO AMERICAN ST LOUIS ST CHARLES COUNTIES.

What Should I Do?

If either utility shows open violations or elevated PFAS records, consider:

  • Installing a reverse osmosis filter — removes PFAS, lead, arsenic, nitrates, and most heavy metals.
  • Requesting your utility’s annual Consumer Confidence Report (CCR) for the most current test results.
  • Ordering a certified lab water test if you want contaminant-specific data for your address.

Frequently Asked Questions

Which is safer — GREENE COUNTY PWSD 1 or MO AMERICAN ST LOUIS ST CHARLES COUNTIES?

Both utilities share the same risk level (safe). Both utilities have similar violation profiles — review the full data above to decide based on specific contaminants that concern you.

What does "open health-based violation" mean?

An open health-based violation means a water system has exceeded an EPA Maximum Contaminant Level (MCL) or failed to meet a treatment technique — and the violation has not yet been resolved. These are the most serious type of water quality violations.

How current is this data?

Violation data comes from EPA's Safe Drinking Water Information System (SDWIS), which is updated as utilities report. PFAS data comes from EPA's UCMR 5 monitoring (2023–2025). Risk levels are recalculated daily.

What does PWSID mean?

PWSID stands for Public Water System ID — a unique federal identifier assigned to each community water system. You can use it to look up a system in EPA's ECHO database.

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