Water Quality in Ann Arbor, MI (48160)

EPA violation data for public water systems serving ZIP code 48160.

No Health-Based Violations

None of the 40 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are7 monitoring/reporting violations (missed testing deadlines), all resolved.

Better than 60% of US ZIP codes.

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

13,972

Population

40

Water Systems

7

Violations (5yr)

0

Health-Based

Location

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Water Systems Serving This Area (40)

Ann Arbor

Surface water 241,868 people served
0 violations

Ypsilanti Community Utility Authority

Purchased surface water 53,988 people served
0 violations
Lead tested: 4.1 ppb (limit: 15 ppb)

Monroe

Surface water 49,467 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb)

Monroe South County

Purchased surface water 33,816 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb)

Ypsilanti Comm Utilities Auth

Purchased surface water 30,000 people served
0 violations

Milan

All resolved
Groundwater 7,363 people served
1 violation (5yr) · All resolved
Lead tested: 5.1 ppb (limit: 15 ppb)

Milan Dragway #10

Groundwater 500 people served
0 violations

Conc Milan Dragway Inc

Groundwater 500 people served
0 violations

Club 23

Groundwater 300 people served
0 violations

Heath Park

Groundwater 250 people served
0 violations

Clean Water Beach

Groundwater 250 people served
0 violations

Fieldstone Church

All resolved
Groundwater 250 people served
1 violation (5yr) · All resolved

Kc Campground

Groundwater 200 people served
0 violations

Stony Creek Preschool & Child Care Ctr

All resolved
Groundwater 182 people served
2 violations (5yr) · All resolved

Wasem Fruit Farm

Groundwater 100 people served
0 violations

Milan Cycle City

Groundwater 100 people served
0 violations

K C Campground (Front Well)

Groundwater 100 people served
0 violations

Milan King Hall Of Jehovah'S Witnesses

Groundwater 100 people served
0 violations

Cloverleaf Lanes

Groundwater 75 people served
0 violations

Stony Creek Preschool Too!

All resolved
Groundwater 74 people served
1 violation (5yr) · All resolved

Cone Deli And Catering, Llc

Groundwater 50 people served
0 violations

Cone Deli And Catering

Groundwater 50 people served
0 violations

Milan Service Center

All resolved
Groundwater 50 people served
1 violation (5yr) · All resolved

Monroe Bank & Trust

Groundwater 50 people served
0 violations

York Baptist Church

Groundwater 35 people served
0 violations

Dunbar Slaughter House

Groundwater 30 people served
0 violations

Dunbar Meat Packing

Groundwater 30 people served
0 violations

London United Methodist Church

Groundwater 30 people served
0 violations

London Township Hall

All resolved
Groundwater 30 people served
1 violation (5yr) · All resolved

The Wickes Corporation

Groundwater 25 people served
0 violations

Classic Collision

Groundwater 25 people served
0 violations

Milan Dragway #4

Groundwater 25 people served
0 violations

Citizens Civic Bldg

Groundwater 25 people served
0 violations

Joint Training Center City Of Milan/Fbi

Groundwater 25 people served
0 violations

Milan Service Center

Groundwater 25 people served
0 violations

Milan Dragway - Well #5

Groundwater 25 people served
0 violations

Barber-Stoney Creek Preschool

Groundwater 25 people served
0 violations

Camp Crawford Lodge

Groundwater 25 people served
0 violations

Dragonfly Farms Llc

Groundwater 25 people served
0 violations

Milan Dragway - Well #8

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

5 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

1 violation
All resolved
NitrateMonitoring

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

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
4.1 ppb measured Action level: 15 ppb

Sampled: Jan 2025

How Does This Compare?

Ann Arbor (48160) has more violations than 60% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 7, most of which are monitoring/reporting issues.

Fewer violations 60th 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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