Monroe, PA Tap Water Quality 2026

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

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

Main Utility: Aqua Pa Monroe Twp PWSID: PA4550009 Updated: 2026 Q2

✅

No federal limits exceeded on record

Lead is 4.00 ppb, 27% of the action level and no violations are open. PFAS has never been sampled at this system.

Monroe earns a B for water quality

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

Lead: 4.00 ppb — 27% of the federal action level

PFAS never sampled at this system

8 violations since 2015, 1 health-based

No violations currently open

Monroe's lead level vs. all Pennsylvania community water systems

0 ppb5 ppb10 ppb15 ppb

Lead level: 4.00 ppb — 27% of the federal action level

✓ Lower lead than 44% of Pennsylvania utilities

Population Served

2460

~1127 connections

Water Source

Groundwater

Drawn from wells — SDWIS source code GW

Active Violations

8 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)

90th percentile of tap samples collected across the distribution system

27% of EPA action level

4.00 ppb

Action level: 15 ppb

The 90th-percentile lead result is 4.00 ppb, 27% 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
Gross Alpha, Excl. Radon and U	MONITORING AND REPORTING	—	15 pCi/L	2024	Resolved
Gross Alpha, Excl. Radon and U	MONITORING AND REPORTING	—	15 pCi/L	2023	Resolved
Groundwater Rule	MONITORING AND REPORTING	—	—	2023	Resolved
Groundwater Rule	MONITORING AND REPORTING	—	—	2019	Resolved
Public Notice	OTHER	—	—	2016	Resolved
Coliform (TCR)	MCL EXCEEDANCE	—	5% of samples	2016	Resolved
Coliform (TCR)	MONITORING AND REPORTING	—	5% of samples	2016	Resolved
Groundwater Rule	MONITORING AND REPORTING	—	—	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

8 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 Aqua Pa Monroe Twp

PWSID PA4550009

Water source Groundwater — Drawn from wells — SDWIS source code GW

Population served 2,460

Service connections 1,127

Systems serving this area 2

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Monroe tap water safe to drink? ▼

No federal limit is exceeded on record. No violations are currently open. Lead is 4.00 ppb, 27% of the action level.

Does Monroe 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 Monroe? ▼

Aqua Pa Monroe Twp (PWSID PA4550009), one of 2 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW

When was this system last inspected? ▼

It was last inspected on 2024-07-24. No significant deficiencies were recorded.

What Should Monroe Residents Do?

Read your annual water report

Your supplier publishes a Consumer Confidence Report each July covering the prior year.

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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