Water Quality in Ann Arbor, MI (48169)
EPA violation data for public water systems serving ZIP code 48169.
Active Health Violations
1 health-based violation found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 65% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
20,519
Population
85
Water Systems
9
Violations (5yr)
1
Health-Based
Location
Loading map...
Water Systems Serving This Area (85)
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) ✓
Ypsilanti Comm Utilities Auth
Purchased surface water 30,000 people served
0 violations
Chilson Commons / Kroger
Groundwater 3,000 people served
1 violation (5yr)
Pinckney, Village Of
Groundwater 2,353 people served
0 violations
Pinckney Schools - High School
Groundwater 1,135 people served
0 violations
Pinckney Schools - Community Complex
Groundwater 904 people served
0 violations
Dnr-Pinckney Rec Area/Silver Lake
Groundwater 900 people served
0 violations
Dnr-Pinckney Rec Area/Halfmoon Beach
Groundwater 900 people served
0 violations
Pinckney Schools - Fine Art + Navigator
Groundwater 850 people served
0 violations
Dnr-Pinckney Rec Area/Bruin Lk Cg-Main W
All resolved Groundwater 660 people served
1 violation (5yr)
· All resolved
Pinckney Schools - Pathfinder School
Groundwater 550 people served
0 violations
Pinckney Schools - Farley Elementary
Groundwater 450 people served
0 violations
Pinckney Schools - High Schl Concessions
Groundwater 450 people served
0 violations
Pinckney Village Elem School
Groundwater 350 people served
0 violations
Pinckney Schools - Country Elementary
Groundwater 350 people served
0 violations
Pinckney Schools - Pinckney Elementary
Groundwater 333 people served
0 violations
Village Center Partnership - West Bldg
Groundwater 250 people served
0 violations
St. Mary'S School
Groundwater 250 people served
0 violations
Hell Creek Ranch - Campground
Groundwater 250 people served
0 violations
Pinckney Schools - Reader Concession
Groundwater 250 people served
0 violations
Zukey Lake Tavern
Groundwater 250 people served
0 violations
Timber Trace Clubhouse
Groundwater 250 people served
0 violations
Light Of The World Academy
Groundwater 200 people served
0 violations
U Of M North Star Reach
Groundwater 200 people served
0 violations
Aunt Betty'S Restaurant
Groundwater 200 people served
0 violations
American Legion - Pinckney
Groundwater 200 people served
0 violations
Portage Dells
Groundwater 195 people served
0 violations
Rush Lake Hills Golf Club
Groundwater 180 people served
0 violations
Village Center Partnership - East Bldg
Groundwater 150 people served
0 violations
Hell Saloon
Groundwater 150 people served
0 violations
Kensington Woods School
Groundwater 150 people served
0 violations
Frosty'S Ice Creamery
Groundwater 125 people served
0 violations
Camp Big Silver
Groundwater 112 people served
0 violations
Portage Lake Trading Post
Groundwater 100 people served
0 violations
Arise United Methodist Church
Groundwater 100 people served
0 violations
Total Station-W Main
Groundwater 100 people served
0 violations
Pinckney Pub
Groundwater 100 people served
0 violations
Ore Creek Craft Cider
All resolved Groundwater 100 people served
3 violations (5yr)
· All resolved
Hell Hole Bar
Groundwater 100 people served
0 violations
Whispering Pines
Groundwater 100 people served
0 violations
St. Mary'S Church
Groundwater 90 people served
0 violations
Paul'S Place
Groundwater 80 people served
0 violations
Schell Family Farm
Groundwater 75 people served
0 violations
Family Tabernacle Church Of God
Groundwater 70 people served
0 violations
United States Postal Office - Pinckney
Groundwater 60 people served
0 violations
For Kid'S Sake Early Learning Center
Groundwater 56 people served
0 violations
Pinckney Family Dentistry
Groundwater 56 people served
0 violations
Pinckney Bowl And Lounge
Groundwater 50 people served
0 violations
Pinckney Schools - Bus Garage
1 health-based Groundwater 50 people served
1 violation (5yr)
· 1 health-based · All resolved
Riverside Pizza Company
Groundwater 50 people served
0 violations
Hell Creek Ranch-Rec Building
Groundwater 50 people served
0 violations
Dnr-Pinckney Rec Area/Blind Lk Cg Hand P
Groundwater 50 people served
0 violations
Dnr-Pinckney Rec Area/Crooked Lk Cg Hand
Groundwater 50 people served
0 violations
Pilgrim Hall
Groundwater 50 people served
0 violations
Down On The Farm Too
Groundwater 50 people served
0 violations
Dnr-Pinckney Rec Area/Potawatomi Trail H
Groundwater 50 people served
0 violations
Down On The Farm Learning Center
All resolved Groundwater 46 people served
1 violation (5yr)
· All resolved
Down On The Farm - Uptown
Groundwater 45 people served
0 violations
Pinckney Chrysler Plymouth Dod
Groundwater 45 people served
0 violations
Portage Yacht Club
All resolved Groundwater 40 people served
1 violation (5yr)
· All resolved
Little Dudes Ranch
Groundwater 40 people served
0 violations
Chemseco
Groundwater 40 people served
0 violations
Pinckney Masonic Temple
Groundwater 40 people served
0 violations
Red Barn Market #11 At Pettysville
Groundwater 35 people served
0 violations
Putnam Township Hall
Groundwater 35 people served
0 violations
Dnr-Pinckney Rec-Glenbrook Hp
Groundwater 35 people served
0 violations
Little Explorers Learning Center
Groundwater 30 people served
0 violations
Aco Div Of Pittsfield Products
Groundwater 30 people served
0 violations
Screams Ice Cream & Halloween
Groundwater 30 people served
0 violations
Dr Rudin Dds
Groundwater 28 people served
0 violations
Hamburg Township - Lakeland Trail Hp
Groundwater 26 people served
0 violations
Dnr-Pinckney Rec-Horse Staging Hp
Groundwater 26 people served
0 violations
Nauti Mi On The River
All resolved Groundwater 25 people served
1 violation (5yr)
· All resolved
Dnr-Pinckney Rec Area/Bruin Lk Hand Pump
Groundwater 25 people served
0 violations
Village Deli
Groundwater 25 people served
0 violations
Patterson Lake Products
Groundwater 25 people served
0 violations
Old General Store
Groundwater 25 people served
0 violations
Pinckney Inn
Groundwater 25 people served
0 violations
Big Jamz Burgerz & Beerz
Groundwater 25 people served
0 violations
R.W.R. Associates
Groundwater 25 people served
0 violations
Pinckney Rec Area-Park Hq
Groundwater 25 people served
0 violations
Towne Square Pizza
Groundwater 25 people served
0 violations
R.W.R., Inc.
Groundwater 25 people served
0 violations
Livington Co Senior Nutrition
Groundwater 25 people served
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
6 violations
All resolved
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
2 violations
All resolved
Lead and Copper RuleMonitoring
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
1 violation
Has active
Lead & Copper Levels
Lead (Pb)
Within limit4.1 ppb measured
Action level: 15 ppb
Sampled: Jan 2025
How Does This Compare?
Ann Arbor (48169) has more violations than 65% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 9.
Fewer violations 65th percentile More violations
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.