Water Quality in Troy, MI (48323)

EPA violation data for public water systems serving ZIP code 48323.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 12 monitoring/reporting violations.

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.

17,235

Population

29

Water Systems

13

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (29)

Troy

Purchased surface water 85,854 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Rochester Hills

Purchased surface water 74,000 people served
0 violations
Lead tested: 1.3 ppb (limit: 15 ppb)

Waterford Township

1 health-based
Groundwater 73,441 people served
3 violations (5yr) · 1 health-based · All resolved
Lead tested: 1 ppb (limit: 15 ppb)

Southfield

All resolved
Purchased surface water 71,739 people served
4 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

West Bloomfield Township

All resolved
Purchased surface water 49,479 people served
2 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Twin Beach Elementary/Wls

Groundwater 354 people served
0 violations

Shorewood Hills Subdivision

Groundwater 256 people served
0 violations
Copper tested: 2100 ppb (limit: 1300 ppb) Lead tested: 16 ppb (limit: 15 ppb)

Maria'S Restaurant

Groundwater 250 people served
0 violations

West Bloomfield Baptist

Groundwater 250 people served
0 violations

Bay Pointe Golf Club

Groundwater 200 people served
0 violations

Nectars Wine Bar

Groundwater 200 people served
0 violations

Honers Shopping Center

Groundwater 200 people served
0 violations

Twin Beach Country Club

Groundwater 150 people served
0 violations

Twin Beach C.C.- Halfway House

Groundwater 130 people served
0 violations

Whitney Bloomfield School

Groundwater 102 people served
0 violations

Arrowhead Nature Preserve

Groundwater 100 people served
0 violations

Keith Road Sports Park

All resolved
Groundwater 75 people served
1 violation (5yr) · All resolved

First Impressions

Groundwater 52 people served
0 violations

Marsh Bank Park

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

Ganeinu Day School

Groundwater 50 people served
0 violations

Bloomer Park

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

Temple Kol Ami

Groundwater 40 people served
0 violations

Karner Farm

All resolved
Groundwater 40 people served
1 violation (5yr) · All resolved

Starrbucks

Groundwater 30 people served
0 violations

Marshbank-South Of Swamp

Groundwater 25 people served
0 violations

Marshbank-Cass Lake Picnic

Groundwater 25 people served
0 violations

Abacus Montessori

Groundwater 25 people served
0 violations

Bloomer Nature Center

Groundwater 25 people served
0 violations

Marshbank-Oval Pic Area-North

Groundwater 25 people served
0 violations

Contaminants Found

Lead and Copper RuleHealth-Based

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved
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.

3 violations
All resolved
TTHMMonitoring
2 violations
All resolved
Total Haloacetic Acids (HAA5)Monitoring
1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
0 ppb measured Action level: 15 ppb

Sampled: Jan 2025

Copper (Cu)

Exceeds limit
2100 ppb measured Action level: 1300 ppb

Sampled: Jul 2025

How Does This Compare?

Troy (48323) has more violations than 65% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 13.

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.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 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.

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