Water Quality in Troy, MI (48334)
EPA violation data for public water systems serving ZIP code 48334.
Active Health Violations
26 health-based violations 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 98% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
19,618
Population
109
Water Systems
187
Violations (5yr)
26
Health-Based
Location
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Water Systems Serving This Area (109)
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) ✓
Sterling Estates Mhp
Purchased surface water 1,954 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Sand ; Sea Village Mhp
Purchased groundwater 1,824 people served
0 violations
Creekside Water System
All resolved Groundwater 1,749 people served
1 violation (5yr)
· All resolved
Cedarbrook Estates
Groundwater 1,728 people served
0 violations
Eastgate Village Manufactured Homes
GUP 1,500 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Camp Inn Associates, Llc
6 health-based Groundwater 1,500 people served
12 violations (5yr)
· 6 health-based · All resolved
Lead tested: 2.9 ppb (limit: 15 ppb) ✓
Pinewood Estates-Brightn
All resolved Groundwater 1,493 people served
1 violation (5yr)
· All resolved
Lead tested: 1.32 ppb (limit: 15 ppb) ✓
Oak Hill Estates Mhc
Groundwater 1,260 people served
0 violations
Marsh Run Mobile Home Park
Groundwater 1,250 people served
0 violations
Lead tested: 0.52 ppb (limit: 15 ppb) ✓
Clarkston Lake Estates
Groundwater 1,245 people served
0 violations
Kensington Place
Groundwater 1,220 people served
0 violations
Mai Tai Village(Consec.)
Purchased groundwater 1,200 people served
0 violations
Rockvale Mhp
Groundwater 1,200 people served
0 violations
Lead tested: 0.67 ppb (limit: 15 ppb) ✓
Colonial Gardens Mobile Home Ct
All resolved Purchased groundwater 1,200 people served
2 violations (5yr)
· All resolved
Grantville Mhp
All resolved Groundwater 1,040 people served
4 violations (5yr)
· All resolved
Novi Meadows
Groundwater 1,002 people served
0 violations
Town & Country Estates
1 health-based Groundwater 960 people served
3 violations (5yr)
· 1 health-based · All resolved
Sherman Oaks
Groundwater 915 people served
0 violations
New Twin Lakes Village
All resolved Groundwater 900 people served
1 violation (5yr)
· All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Virginia Hills Pa Llc
Purchased surface water 843 people served
0 violations
El Dorado Mobile Home Community
All resolved Groundwater 750 people served
1 violation (5yr)
· All resolved
Lead tested: 6 ppb (limit: 15 ppb) ✓
South Park Mhc Llc
All resolved Purchased surface water 740 people served
1 violation (5yr)
· All resolved
Redwood Estates Pa Llc
Purchased surface water 725 people served
0 violations
Orchard Grove
Groundwater 725 people served
1 violation (5yr)
Enchanted Village
Purchased surface water 720 people served
1 violation (5yr)
Lead tested: 0 ppb (limit: 15 ppb) ✓
Birch Terrace Mobile Home Community
Groundwater 700 people served
0 violations
Lead tested: 2.2 ppb (limit: 15 ppb) ✓
Birchwood Manor Mhc Old
Groundwater 665 people served
0 violations
Lead tested: 1.27 ppb (limit: 15 ppb) ✓
Woodlands Mhc
Groundwater 650 people served
1 violation (5yr)
Valley View Estates
Purchased surface water 580 people served
2 violations (5yr)
Lead tested: 0 ppb (limit: 15 ppb) ✓
Algoma Estates
Groundwater 580 people served
2 violations (5yr)
Pine Tree Mobile Estates
Groundwater 560 people served
0 violations
Lead tested: 0.7 ppb (limit: 15 ppb) ✓
Norcross Mobile Home Village
Groundwater 543 people served
0 violations
Waysons Mobile Court
All resolved Groundwater 540 people served
2 violations (5yr)
· All resolved
Franklin Knolls Subdivision
1 health-based Groundwater 500 people served
3 violations (5yr)
· 1 health-based · All resolved
Winter Haven Manufactured Home Community
Groundwater 476 people served
8 violations (5yr)
Lead tested: 1.1 ppb (limit: 15 ppb) ✓
Huguenot Estates East
Groundwater 475 people served
0 violations
Lead tested: 3 ppb (limit: 15 ppb) ✓
Meadowbrook Mh Community, Llc
3 health-based Purchased surface water 463 people served
17 violations (5yr)
· 3 health-based
Lead tested: 1 ppb (limit: 15 ppb) ✓
Riverchase Mobile Home Park
All resolved Groundwater 460 people served
4 violations (5yr)
· All resolved
Wheatland Estates
Groundwater 450 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
New Oxford Mhc
All resolved Groundwater 437 people served
1 violation (5yr)
· All resolved
Walnut Grove Mhc
All resolved Groundwater 425 people served
1 violation (5yr)
· All resolved
College Heights Mobile Home Park
1 health-based Groundwater 405 people served
2 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Valley View Estates
Groundwater 404 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Manor Hill Mobile Home Park
Groundwater 400 people served
0 violations
Lead tested: 1.85 ppb (limit: 15 ppb) ✓
Royal Estates
All resolved Groundwater 380 people served
1 violation (5yr)
· All resolved
Lead tested: 1.78 ppb (limit: 15 ppb) ✓
Longacre Estates Mhp
All resolved Purchased surface water 375 people served
2 violations (5yr)
· All resolved
Lead tested: 0.9 ppb (limit: 15 ppb) ✓
Washington Estates Ii Mhc Llc
All resolved Purchased surface water 373 people served
1 violation (5yr)
· All resolved
Oak Grove Village
Purchased surface water 362 people served
1 violation (5yr)
Lead tested: 2.4 ppb (limit: 15 ppb) ✓
Washington Estates Mhc Llc
All resolved Purchased surface water 358 people served
1 violation (5yr)
· All resolved
Meadowbrook Mobile Home Park
All resolved Purchased groundwater 350 people served
1 violation (5yr)
· All resolved
Breazeale'S Mobile Home Park
Purchased surface water 345 people served
0 violations
Lead tested: 2 ppb (limit: 15 ppb) ✓
Terrace I Mhc
All resolved Purchased surface water 336 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Deluxe Lake Estates Mhp
All resolved Purchased groundwater 325 people served
3 violations (5yr)
· All resolved
Lead tested: 2 ppb (limit: 15 ppb) ✓
Hidden Hills Mhp
Purchased surface water 324 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Terrace Ii Mhc
Purchased surface water 320 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Hidden Creek Estates
Groundwater 318 people served
0 violations
Ridgewood Manor Mhp
All resolved Groundwater 314 people served
10 violations (5yr)
· All resolved
Colonial Village
Groundwater 300 people served
0 violations
Lead tested: 1.45 ppb (limit: 15 ppb) ✓
Lexington Estates
Groundwater 300 people served
0 violations
Countryview Farms
Groundwater 290 people served
0 violations
Lead tested: 2.1 ppb (limit: 15 ppb) ✓
Green Valley Mhp
Purchased surface water 265 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb) ✓
Rabbit River Estates
1 health-based Groundwater 255 people served
4 violations (5yr)
· 1 health-based · All resolved
Lead tested: 7.45 ppb (limit: 15 ppb) ✓
Knoll Terrace Mhp
1 health-based Groundwater 254 people served
35 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Maple Lawn Village
Groundwater 250 people served
7 violations (5yr)
Lead tested: 5.5 ppb (limit: 15 ppb) ✓
Evergreen Villa Mobile Homes
Groundwater 250 people served
0 violations
Copper tested: 1490 ppb (limit: 1300 ppb) Lead tested: 2.35 ppb (limit: 15 ppb) ✓
Hills Haven Mobile Home Park
1 health-based Groundwater 235 people served
1 violation (5yr)
· 1 health-based · All resolved
Lead tested: 6 ppb (limit: 15 ppb) ✓
Eagle Lake Estates Mhp
Groundwater 230 people served
0 violations
Fernwood Mobile Home Park
Purchased groundwater 225 people served
0 violations
Lakeside Manor Mobile Home Park
Groundwater 215 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Sunset Shores
1 health-based Groundwater 200 people served
5 violations (5yr)
· 1 health-based · All resolved
Lake Estates Manufactured Home Community
1 health-based Groundwater 192 people served
2 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Dumont Creek Estates
All resolved Groundwater 188 people served
1 violation (5yr)
· All resolved
Johnsons Mobile Village
Groundwater 188 people served
0 violations
Country Meadows
All resolved Groundwater 158 people served
5 violations (5yr)
· All resolved
Lead tested: 1.83 ppb (limit: 15 ppb) ✓
Birchwood Manor Mhc New
1 health-based Groundwater 150 people served
2 violations (5yr)
· 1 health-based
Lead tested: 0 ppb (limit: 15 ppb) ✓
Darlington Mobile Home Park
Groundwater 150 people served
0 violations
Lead tested: 2.4 ppb (limit: 15 ppb) ✓
Oak Grove Mhp - Madison County
Purchased surface water 138 people served
1 violation (5yr)
Lead tested: 0.7 ppb (limit: 15 ppb) ✓
Country Village Estates Mhp
1 health-based Groundwater 133 people served
1 violation (5yr)
· 1 health-based · All resolved
Oak Ridge Mobile Com 1 & 2
Groundwater 133 people served
0 violations
Lead tested: 1.68 ppb (limit: 15 ppb) ✓
Chalet Village Mhp
All resolved Groundwater 130 people served
2 violations (5yr)
· All resolved
Lead tested: 1 ppb (limit: 15 ppb) ✓
Coachmans Terrace Mhp
All resolved Groundwater 125 people served
1 violation (5yr)
· All resolved
Lead tested: 4.05 ppb (limit: 15 ppb) ✓
Paw Paw Lake Mh Park
2 health-based Groundwater 122 people served
2 violations (5yr)
· 2 health-based · All resolved
Dial Machine & Tool Inc
Groundwater 110 people served
0 violations
Evergreen Springs - System #4
Groundwater 110 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Good Neighbor Pharmacy
Groundwater 100 people served
0 violations
Liberty Medical
All resolved Groundwater 100 people served
2 violations (5yr)
· All resolved
Oakwood Terrace
Groundwater 100 people served
0 violations
Lead tested: 0.14 ppb (limit: 15 ppb) ✓
Pine Wood One
Groundwater 100 people served
0 violations
Coachlight Mhp Llc
2 health-based Groundwater 96 people served
4 violations (5yr)
· 2 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Creekside At Manitou Springs Mhp
All resolved Purchased surface water 86 people served
3 violations (5yr)
· All resolved
Country Acres
Groundwater 80 people served
0 violations
C & M Mobile Home Court
All resolved Groundwater 70 people served
1 violation (5yr)
· All resolved
Evergreen Springs - System #3
Groundwater 68 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Traverse Bay Rv Resort
All resolved Groundwater 65 people served
1 violation (5yr)
· All resolved
Oak Ridge Mobile Com 4
1 health-based Groundwater 60 people served
2 violations (5yr)
· 1 health-based · All resolved
Lead tested: 4.8 ppb (limit: 15 ppb) ✓
Oak Ridge Mobile Com 3
Groundwater 58 people served
0 violations
Lead tested: 2.65 ppb (limit: 15 ppb) ✓
Carriage Light Mhp - Lots 39-58
1 health-based Groundwater 56 people served
4 violations (5yr)
· 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Highland Citgo
Groundwater 50 people served
0 violations
Maple Retail
Groundwater 50 people served
0 violations
Louy Llc
All resolved Groundwater 50 people served
1 violation (5yr)
· All resolved
Evergreen Springs - System #1
All resolved Groundwater 45 people served
1 violation (5yr)
· All resolved
Lead tested: 0 ppb (limit: 15 ppb) ✓
Camp Niobe
Groundwater 40 people served
0 violations
Evergreen Springs - System #2
Groundwater 35 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb) ✓
Riverside Dental
Groundwater 27 people served
0 violations
Cedar Grove Mobile Home Park
Groundwater 25 people served
0 violations
Contaminants Found
Revised Total Coliform RuleHealth-Based
Missed testing deadlines — not a detection of bacteria.
35 violations
All resolved
TTHMHealth-Based
15 violations
Has active
Lead and Copper RuleHealth-Based
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
13 violations
Has active
LEAD AND COPPER RULE REVISIONSHealth-Based
13 violations
All resolved
Total Haloacetic Acids (HAA5)Health-Based
11 violations
Has active
Groundwater RuleHealth-Based
9 violations
Has active
Stage 1 Disinfectants and Disinfection Byproducts RuleHealth-Based
2 violations
All resolved
ArsenicHealth-Based
A naturally occurring element that can cause cancer and other health effects at high levels.
1 violation
All resolved
Consumer Confidence RuleMonitoring
Annual water quality report delivery requirement.
25 violations
Has active
Public NoticeMonitoring
12 violations
Has active
E. COLIMonitoring
8 violations
All resolved
ChlorineMonitoring
Used to disinfect water — generally safe at regulated levels.
6 violations
All resolved
ChloramineMonitoring
3 violations
All resolved
Gross Alpha, Excl. Radon and UMonitoring
2 violations
All resolved
Surface Water Treatment RuleMonitoring
2 violations
All resolved
Radium-226Monitoring
2 violations
All resolved
Radium-228Monitoring
2 violations
All resolved
NitrateMonitoring
At high levels, nitrate can cause blue baby syndrome in infants.
2 violations
All resolved
Benzo(a)pyreneMonitoring
1 violation
All resolved
DICHLOROMETHANEMonitoring
1 violation
All resolved
cis-1,2-DichloroethyleneMonitoring
1 violation
All resolved
TrichloroethyleneMonitoring
1 violation
All resolved
BenzeneMonitoring
1 violation
All resolved
1,2-DichloroethaneMonitoring
1 violation
All resolved
CHLOROBENZENEMonitoring
1 violation
All resolved
1,1-DichloroethyleneMonitoring
1 violation
All resolved
TolueneMonitoring
1 violation
All resolved
Carbon tetrachlorideMonitoring
1 violation
All resolved
1,1,2-TrichloroethaneMonitoring
1 violation
All resolved
Xylenes, TotalMonitoring
1 violation
All resolved
1,2-DichloropropaneMonitoring
1 violation
All resolved
Vinyl chlorideMonitoring
1 violation
All resolved
TetrachloroethyleneMonitoring
1 violation
All resolved
1,2,4-TrichlorobenzeneMonitoring
1 violation
All resolved
o-DichlorobenzeneMonitoring
1 violation
All resolved
1,1,1-TrichloroethaneMonitoring
1 violation
All resolved
p-DichlorobenzeneMonitoring
1 violation
All resolved
StyreneMonitoring
1 violation
All resolved
trans-1,2-DichloroethyleneMonitoring
1 violation
All resolved
EthylbenzeneMonitoring
1 violation
All resolved
Lead & Copper Levels
Lead (Pb)
Within limit0 ppb measured
Action level: 15 ppb
Sampled: Jul 2025
Copper (Cu)
Exceeds limit1490 ppb measured
Action level: 1300 ppb
Sampled: Jun 2024
How Does This Compare?
Troy (48334) has more violations than 98% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 187.
Fewer violations 98th 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
Activated Carbon Filter
Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.
Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor
Look for:NSF/ANSI 42 & 53 certified
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.