Grosse Pointe, MI: 2 Health Violations - Home Safety 87/100
2 ZIP codes · 7 water systems · Updated
ZipCheckup grade for Grosse Pointe: A.
No federal data flags a major home-safety concern for this ZIP.
Water systems serving Grosse Pointe hold a strong EPA compliance record - the city places among the better-performing areas in MI with few health-based violations on file.
How Grosse Pointe Compares
Data: EPA SDWIS
What You Should Know About Grosse Pointe Water
- Your city's water systems recorded 22 violations in the past 5 years.
- Average lead level: 0.0071 mg/L.
- Homes built before 1986: 95% - older plumbing may contain lead solder.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 14.63 - above typical levels.
Who Supplies Your Water in Grosse Pointe
Grosse Pointe, MI draws its residential water from 3 separate providers among the 7 federally tracked systems. Each operates independently, with its own infrastructure, rate structure, and compliance record.
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Overview
We track home safety data for 2 ZIP codes in Grosse Pointe, Michigan (population ~48,713), covering 7 community water systems serving approximately 693,251 people region-wide. The EPA snapshots used for this build directly map water systems to 2 of 2 ZIP codes.
2 of 2 ZIP codes with a reported violation count in the available EPA record (100%) have recorded EPA violations. 2 health-based violations appear in the available health breakdown.
Home Safety Score
Average Home Safety Score for Grosse Pointe: A (87/100)
Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| PFAS MCL Screen | UCMR 5 testing against the covered federal MCLs |
| Radon Risk | EPA radon zone classification |
| Annual AQI | EPA AirData county-year median with at least 90 observed days |
Water Sources
Grosse Pointe water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0071 mg/L (EPA action level: 0.015 mg/L)
- 0 of 2 ZIP codes with known status 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): 2 ZIP codes
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 14 | 2 |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 11 | 2 |
| Stage 1 DBP Rule | Treatment Technique | 9 | 2 |
| Surface Water Treatment Rule | Treatment Technique | 3 | 2 |
| Lead and Copper Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 48236 | A | 17 | 1 | Grosse Pointe Woods |
| 48230 | A | 11 | 1 | Grosse Pointe Park |
All ZIP Codes in Grosse Pointe
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
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Health Outcomes in Grosse Pointe
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
Top Contaminants in Grosse Pointe Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Grosse Pointe
With 95% 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
Reading the housing age data for Grosse Pointe - median build year 1930 - the overriding implication is that the plumbing materials inside a typical home here reflect pre-1986 construction standards. In practical terms, that means lead-soldered copper joints are common across much of the housing stock. Where those materials are present, water can leach lead as it moves through joints - a pathway that corrosion control treatment under federal rules is designed to reduce, though it cannot eliminate lead risk where the plumbing materials themselves contain lead.
Over half of homes in Grosse Pointe 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 Grosse Pointe Homeowners
In Grosse Pointe, property values comfortably outpace what documented remediation typically costs - the equity share is proportionally low.
Remediation costs in Grosse Pointe are relatively low compared to home values. The $800–$1,800 estimated range is a small fraction of median property value. Home values are 120% above the Michigan average.
Lead Exposure Risk for Children in Grosse Pointe
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.
Practically, the structural drivers in Grosse Pointe - 95% pre-rule stock and citywide monitoring at or beyond the regulatory benchmark - make an in-home draw the practical way to translate aggregate averages into the specific conditions at one address.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in Grosse Pointe
Historical NFIP data for Grosse Pointe contains 60 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $4,198. Among ZIP codes with claim records, 50% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.
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. The <strong>$1,200</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
Deep Dive Reports
Detailed analysis for Grosse Pointe, MI