Sterling Heights, MI Water Safety: 86/100 (2026)
5 ZIP codes · 3 water systems · Updated 2026-06-03
Throughout Sterling Heights and across its water systems, EPA compliance data for MI shows above-average performance — violations are minimal, none of the tracked systems have recorded repeated MCL exceedances in recent cycles, and the safety picture has held steady across multiple reporting periods.
How Sterling Heights Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Sterling Heights, MI
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
How ZIP codes in Sterling Heights score across all safety grades.
What You Should Know About Sterling Heights Water
- Homes built before 1986: 65% — older plumbing may contain lead solder.
- Estimated remediation: $1,500 per household.
- CDC health risk index: 13.71 — above typical levels.
Who Supplies Your Water in Sterling Heights
3 water utilities share the residential service territory in Sterling Heights, MI — out of 3 total systems in federal records.
Overview
We track water quality and home safety data for 5 ZIP codes in Sterling Heights, Michigan (population ~133,473), covering 3 community water systems serving approximately 361,569 people region-wide.
No EPA violations recorded across any ZIP codes in Sterling Heights — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Sterling Heights: A (86/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Sterling Heights water systems draw from: Surface water.
Lead & Copper
- Lead data: not yet available for Sterling Heights
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 5 ZIP codes
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 48310 | A | City of Sterling Heights, | 127,000 |
| 48311 | A | City of Sterling Heights, | 127,000 |
| 48312 | B | City of Sterling Heights, | 127,000 |
| 48313 | A | City of Sterling Heights, | 127,000 |
| 48314 | A | City of Sterling Heights, | 127,000 |
All ZIP Codes in Sterling Heights
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Health Outcomes in Sterling Heights
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Housing & Infrastructure in Sterling Heights
With 65% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Decades of residential development in Sterling Heights took place before the two main regulatory milestones that reduced plumbing-era lead risk: the phase-out of lead pipes before 1970, and the federal ban on lead solder in 1986. With a median build year of 1980, the housing stock here is anchored in that earlier period. The distinction between pre-1970 and 1970-to-1986 construction matters: the oldest homes may have lead pipes in the service line and lead solder in the copper joints, while the 1970-to-1986 tier still carries the solder risk even after lead pipes became less common. Together, these two risk layers affect a majority of the residential properties in the city — a fact the aggregate water quality data doesn't directly reveal.
Over half of homes in Sterling Heights were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Sterling Heights Homeowners
In Sterling Heights, property values comfortably outpace what documented remediation typically costs — the equity share is proportionally low.
Remediation costs in Sterling Heights are relatively low compared to home values. The $1,000–$2,150 estimated range is a small fraction of median property value. Home values are 29% above the Michigan average.
Lead Exposure Risk for Children in Sterling Heights
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Locally, 65% of Sterling Heights homes carry interior plumbing from the era when lead solder was still permitted in new builds, and citywide monitoring approaches or crosses the EPA action benchmark. Households can find a draw-test kit and certified filtration through verified retailers.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Sterling Heights
Although Sterling Heights's flood history doesn't reach high-severity thresholds, NFIP data documents 51 claims and FEMA maps place 80% of ZIP codes in designated flood zones — a combined profile that makes flood-related water quality considerations a reasonable planning baseline.
Sterling Heights has a moderate flood history with 51 FEMA claims averaging $15,987 per payout. 80% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$1,500</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for Sterling Heights, MI