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Louisburg, KS Tap Water Quality 2026

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

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

Main Utility: Louisburg, City Of PWSID: KS2012106 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 5.40 ppb, 36% of the action level and no violations are open. PFAS was sampled but not enough times for a compliance determination.

B

Louisburg earns a B for water quality

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

Lead: 5.40 ppb — 36% of the federal action level
PFAS sampled, too few results to judge
4 violations since 2015, 0 health-based
No violations currently open
Louisburg's lead level vs. all Kansas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 5.40 ppb — 36% of the federal action level
✓ Lower lead than 12% of Kansas utilities
Population Served
2847
~2017 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
4 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
36% of EPA action level
5.40 ppb
Action level: 15 ppb
The 90th-percentile lead result is 5.40 ppb, 36% 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
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2025 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2020 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
Coliform (TCR) MONITORING AND REPORTING — 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

4 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 Louisburg, City Of
PWSID KS2012106
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 2,847
Service connections 2,017
Systems serving this area 2
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Louisburg tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 5.40 ppb, 36% of the action level.
Does Louisburg water have PFAS? ▼
It was sampled, but no sampling point had enough results for a compliance determination.
Who supplies water to Louisburg? ▼
Louisburg, City Of (PWSID KS2012106), one of 2 systems serving this area. Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2026-03-17. No significant deficiencies were recorded.

What Should Louisburg 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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