Water Quality in Ann Arbor, MI (48197)
EPA violation data for public water systems serving ZIP code 48197.
No Health-Based Violations
None of the 39 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are17 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 75% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
66,525
Population
39
Water Systems
17
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (39)
Ann Arbor
Ypsilanti Community Utility Authority
Ypsilanti Comm Utilities Auth
Trinity Health Ann Arbor
Mdot R-17 Rest Area
Lincoln High School
Lincoln Upper Elem School
South Arbor Academy
Lincoln Early/Lower Elem Schoo
Calvary Bible Church - Ypsilanti
Detroit Greenfield Koa
Christian Faith Church
Calvary Bible Church - Multipurpose Bldg
All resolvedWashtenaw Co Sportsmans Club
Washtenaw Sportsman Club
Christian Faith Church
All resolvedCamp Linden-#15-Day Camp
Wiard'S Orchard
All resolvedStony Creek Free Will Baptist Church
Fabiano'S
Tri-Terrace Motel
Stony Creek United Methodist
Pleasant Lake Park Llc
All resolvedDorothy'S Discovery Daycare
Chippewa Racquet Club
All resolvedHickory Woods Golf Course
Camp Linden -Tall Timbers (Hp)
Little Country Schoolhouse
Camp Linden - Hidden Springs (Hp)
Tri-Terrace Motel - East Well
Kingdom Grace Ministries
All resolvedCamp Crawford Rainbow Mountain
Wiard'S Orchard
Camp Crawford Shady Hollow
German Park
Stony Creek Market
All resolvedDowns Corporation
Augusta Pines Golf Center
St Joseph Catholic Church
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
At high levels, nitrate can cause blue baby syndrome in infants.
Annual water quality report delivery requirement.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
How Does This Compare?
Ann Arbor (48197) has more violations than 75% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 17, most of which are monitoring/reporting issues.
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.