Zearing, IA Tap Water Quality 2026

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

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

Main Utility: Zearing Water Department PWSID: IA8590041 Updated: 2026 Q2

✅

No federal limits exceeded on record

Lead is 6.00 ppb, 40% of the action level and no violations are open. PFAS has never been sampled at this system.

Zearing earns a B for water quality

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

Lead: 6.00 ppb — 40% of the federal action level

PFAS never sampled at this system

12 violations since 2015, 2 health-based

No violations currently open

Zearing's lead level vs. all Iowa community water systems

0 ppb5 ppb10 ppb15 ppb

Lead level: 6.00 ppb — 40% of the federal action level

✓ Lower lead than 12% of Iowa utilities

Population Served

528

~269 connections

Water Source

Groundwater

Purchased groundwater from another system — SDWIS source code GWP

Active Violations

12 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)

90th percentile of tap samples collected across the distribution system

40% of EPA action level

6.00 ppb

Action level: 15 ppb

The 90th-percentile lead result is 6.00 ppb, 40% 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)

Contaminant	Type	Measured	Limit	Period	Status
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2025	Resolved
Public Notice	OTHER	—	—	2024	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2024	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2023	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2023	Resolved
Lead and Copper Rule	MONITORING AND REPORTING	—	TT	2018	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2016	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2016	Resolved
Epichlorohydrin	TREATMENT TECHNIQUE	—	TT	2016	Resolved
Revised Total Coliform Rule	TREATMENT TECHNIQUE	—	—	2016	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2015	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	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

12 violations are on record since 2015, of which 2 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Zearing Water Department

PWSID IA8590041

Water source Groundwater — Purchased groundwater from another system — SDWIS source code GWP

Population served 528

Service connections 269

Systems serving this area 1

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Zearing tap water safe to drink? ▼

No federal limit is exceeded on record. No violations are currently open. Lead is 6.00 ppb, 40% of the action level.

Does Zearing 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 Zearing? ▼

Zearing Water Department (PWSID IA8590041). Groundwater. Purchased groundwater from another system — SDWIS source code GWP

When was this system last inspected? ▼

It was last inspected on 2023-11-17. No significant deficiencies were recorded.

What Should Zearing Residents Do?

Consider a filter certified for lead

Look for NSF/ANSI 53 certification for lead reduction.

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.

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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