A96/100
Granite Falls — Water Quality Report 2026
Serving 2,843 people · Minnesota
Water Source
Groundwater
County
—
System ID
MN1870004
Violations
1
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.010 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 1996.
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 Granite Falls
Is Granite Falls water safe to drink?
Granite Falls water receives a grade of A (96/100), which is considered excellent. Out of 1 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has Granite Falls detected?
1 contaminants were tested in Granite Falls's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does Granite Falls have any EPA violations?
Yes, Granite Falls has 1 EPA violation(s) on record, with the most recent in 1996. Violation types include MR.
How many people does Granite Falls serve?
Granite Falls serves approximately 2,843 people, Minnesota.
What type of water does Granite Falls provide?
Granite Falls sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MN1870004.
How does Granite Falls compare to other utilities in Minnesota?
Granite Falls scores 96/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Minnesota state page for a full comparison of water systems.