Water Quality in North Mankato, MN (56021)

EPA violation data for public water systems serving ZIP code 56021.

No Health-Based Violations

None of the 7 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are2 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 36% of US ZIP codes.

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

1,108

Population

7

Water Systems

2

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (7)

North Mankato

Groundwater 14,448 people served
0 violations

Saint Peter

Groundwater 11,784 people served
0 violations

Courtland

All resolved
Groundwater 635 people served
2 violations (5yr) · All resolved

Immanuel Lutheran School And Church

Groundwater 255 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb)

Cambria Town Hall

Groundwater 30 people served
0 violations

Falk Township Hall

Groundwater 25 people served
0 violations

River Ridge Shooting Club

Groundwater 25 people served
0 violations

Contaminants Found

ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1 ppb measured Action level: 15 ppb

Sampled: Jan 2023

How Does This Compare?

North Mankato (56021) has more violations than 36% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 2, most of which are monitoring/reporting issues.

Fewer violations 36th 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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