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Portageville, MO Tap Water Quality 2026

Water quality report for Portageville, MO — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Portageville's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Portageville Pws PWSID: MO4010658 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 6.15 ppb, 41% of the action level and no violations are open. PFAS has never been sampled at this system.

C

Portageville earns a C for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 6.15 ppb — 41% of the federal action level
PFAS never sampled at this system
25 violations since 2015, 0 health-based
No violations currently open
Portageville's lead level vs. all Missouri community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 6.15 ppb — 41% of the federal action level
✓ Lower lead than 7% of Missouri utilities
Population Served
2825
~1185 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
25 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
41% of EPA action level
6.15 ppb
Action level: 15 ppb
The 90th-percentile lead result is 6.15 ppb, 41% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
Groundwater Rule MONITORING AND REPORTING — — 2026 Archived
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2025 Unaddressed
Revised Total Coliform Rule MONITORING FAILURE — — 2024 Resolved
Groundwater Rule MONITORING AND REPORTING — — 2023 Archived
1,2,4-Trichlorobenzene MONITORING AND REPORTING — 0.07 mg/L 2023 Resolved
cis-1,2-Dichloroethylene MONITORING AND REPORTING — 0.07 mg/L 2023 Resolved
Xylenes, Total MONITORING AND REPORTING — 10 mg/L 2023 Resolved
DICHLOROMETHANE MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
o-Dichlorobenzene MONITORING AND REPORTING — 0.6 mg/L 2023 Resolved
p-Dichlorobenzene MONITORING AND REPORTING — 0.075 mg/L 2023 Resolved
Vinyl chloride MONITORING AND REPORTING — 0.002 mg/L 2023 Resolved
1,1-Dichloroethylene MONITORING AND REPORTING — 0.007 mg/L 2023 Resolved
trans-1,2-Dichloroethylene MONITORING AND REPORTING — 0.1 mg/L 2023 Resolved
1,2-Dichloroethane MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
1,1,1-Trichloroethane MONITORING AND REPORTING — 0.2 mg/L 2023 Resolved
Carbon tetrachloride MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
1,2-Dichloropropane MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
Trichloroethylene MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
1,1,2-Trichloroethane MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
Tetrachloroethylene MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
CHLOROBENZENE MONITORING AND REPORTING — 0.1 mg/L 2023 Resolved
Benzene MONITORING AND REPORTING — 0.005 mg/L 2023 Resolved
Toluene MONITORING AND REPORTING — 1 mg/L 2023 Resolved
Ethylbenzene MONITORING AND REPORTING — 0.7 mg/L 2023 Resolved
Styrene MONITORING AND REPORTING — 0.1 mg/L 2023 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

25 violations are on record since 2015, of which 0 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Portageville Pws
PWSID MO4010658
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 2,825
Service connections 1,185
Systems serving this area 3
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Portageville tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 6.15 ppb, 41% of the action level.
Does Portageville water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Portageville? ▼
Portageville Pws (PWSID MO4010658), one of 3 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2025-04-21. Inspectors recorded 4 significant deficiencies.

What Should Portageville Residents Do?

1
Consider a filter certified for lead
Look for NSF/ANSI 53 certification for lead reduction.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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