B74/100
PENNFIELD TOWNSHIP — Water Quality Report 2026
Serving 3,916 people · Michigan
Water Source
Groundwater
County
—
System ID
MI0004760
Violations
23
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2021.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About PENNFIELD TOWNSHIP
Is PENNFIELD TOWNSHIP water safe to drink?
PENNFIELD TOWNSHIP water receives a grade of B (74/100), which is considered good. Out of 31 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has PENNFIELD TOWNSHIP detected?
31 contaminants were tested in PENNFIELD TOWNSHIP's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does PENNFIELD TOWNSHIP have any EPA violations?
Yes, PENNFIELD TOWNSHIP has 23 EPA violation(s) on record, with the most recent in 2021. Violation types include MR.
How many people does PENNFIELD TOWNSHIP serve?
PENNFIELD TOWNSHIP serves approximately 3,916 people, Michigan.
What type of water does PENNFIELD TOWNSHIP provide?
PENNFIELD TOWNSHIP sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MI0004760.
How does PENNFIELD TOWNSHIP compare to other utilities in Michigan?
PENNFIELD TOWNSHIP scores 74/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Michigan state page for a full comparison of water systems.