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Cassoday, KS Tap Water Quality 2026

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

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

Main Utility: Cassoday, City Of PWSID: KS2001501 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 1.80 ppb, 12% of the action level and no violations are open. PFAS has never been sampled at this system.

B

Cassoday earns a B for water quality

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

Lead: 1.80 ppb — 12% of the federal action level
PFAS never sampled at this system
17 violations since 2015, 8 health-based
No violations currently open
Cassoday's lead level vs. all Kansas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.80 ppb — 12% of the federal action level
✓ Lower lead than 65% of Kansas utilities
Population Served
113
~149 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
0
17 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
12% of EPA action level
1.80 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.80 ppb, 12% 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
Revised Total Coliform Rule REPORTING FAILURE — — 2025 Unaddressed
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2025 Archived
Lead and Copper Rule MONITORING AND REPORTING — TT 2021 Resolved
Public Notice OTHER — — 2020 Resolved
Public Notice OTHER — — 2020 Resolved
TTHM MCL EXCEEDANCE 0.092 MG/L 0.080 mg/L 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.111 MG/L 0.060 mg/L 2020 Resolved
TTHM MCL EXCEEDANCE 0.092 MG/L 0.080 mg/L 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.116 MG/L 0.060 mg/L 2020 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.118 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.094 MG/L 0.080 mg/L 2019 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2019 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.093 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.082 MG/L 0.080 mg/L 2019 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2018 Resolved
Revised Total Coliform Rule MONITORING FAILURE — — 2018 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

17 violations are on record since 2015, of which 8 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Cassoday, City Of
PWSID KS2001501
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 113
Service connections 149
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Cassoday tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 1.80 ppb, 12% of the action level.
Does Cassoday 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 Cassoday? ▼
Cassoday, City Of (PWSID KS2001501). Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2024-06-11. No significant deficiencies were recorded.

What Should Cassoday 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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