Water Quality in Rochester, MN (55940)

EPA violation data for public water systems serving ZIP code 55940.

No Health-Based Violations

None of the 13 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There is1 monitoring/reporting violation (missed testing deadlines), all resolved.

Better than 29% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

2,791

Population

13

Water Systems

1

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (13)

Rochester

Groundwater 123,624 people served
0 violations
Lead tested: 7 ppb (limit: 15 ppb)

Austin Utilities

Groundwater 26,174 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb)

Hayfield

All resolved
Groundwater 1,363 people served
1 violation (5yr) · All resolved

Balchem

Groundwater 80 people served
0 violations

West St. Olaf Lutheran Church

Groundwater 50 people served
0 violations

Tiegen Oslo Store

Groundwater 25 people served
0 violations

Pooler'S Mobile Home Park

Groundwater 25 people served
0 violations

The Oaks Country Club

Groundwater 25 people served
0 violations

Gulbranson Service Sta

Groundwater 25 people served
0 violations

Southside Mobile Home Park

Groundwater 25 people served
0 violations

Trinity Luth Church

Groundwater 25 people served
0 violations

Central Farm Service

Groundwater 25 people served
0 violations

Oaks Country Club

Groundwater 25 people served
0 violations

Contaminants Found

NitrateMonitoring

At high levels, nitrate can cause blue baby syndrome in infants.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
7 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

Rochester (55940) has more violations than 29% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 1, most of which are monitoring/reporting issues.

Fewer violations 29th percentile More violations

Water Filter Recommendations

No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.

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