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Tarsney Lakes, MO Tap Water Quality 2026

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

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

Main Utility: Jackson County Pwsd 13 PWSID: MO1024279 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 1.54 ppb, 10% of the action level and no violations are open. No PFAS was detected.

B

Tarsney Lakes earns a B for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 1.54 ppb — 10% of the federal action level
PFAS tested, none detected
3 violations since 2015, 1 health-based
No violations currently open
Tarsney Lakes's lead level vs. all Missouri community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.54 ppb — 10% of the federal action level
✓ Lower lead than 68% of Missouri utilities
Population Served
250
~3871 connections
Water Source
Groundwater
Purchased groundwater from another system — SDWIS source code GWP
Active Violations
0
3 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
10% of EPA action level
1.54 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.54 ppb, 10% 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
Consumer Confidence Rule OTHER — — 2025 Resolved
Consumer Confidence Rule OTHER — — 2021 Resolved
Coliform (TCR) MCL EXCEEDANCE — 5% of samples 2015 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

3 violations are on record since 2015, of which 1 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Jackson County Pwsd 13
PWSID MO1024279
Water source Groundwater — Purchased groundwater from another system — SDWIS source code GWP
Population served 250
Service connections 3,871
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Tarsney Lakes tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 1.54 ppb, 10% of the action level.
Does Tarsney Lakes water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Tarsney Lakes? ▼
Jackson County Pwsd 13 (PWSID MO1024279), one of 2 systems serving this area. Groundwater. Purchased groundwater from another system — SDWIS source code GWP
When was this system last inspected? ▼
It was last inspected on 2025-11-20. Inspectors recorded 1 significant deficiency.

What Should Tarsney Lakes Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
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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