Ada, MI: 4 Health Violations — 81/100 (2026)
4 ZIP codes · 6 water systems · Updated 2026-06-03
For households in Ada, MI water data shows a consistently above-average safety picture.
How Ada Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Ada Water
- Your city's water systems recorded 16 violations in the past 5 years.
- Average lead level: 0.0013 mg/L.
- Estimated remediation: $1,000 per household.
- CDC health risk index: 12.13 — above typical levels.
Who Supplies Your Water in Ada
Residential addresses in Ada, MI are served by 3 primary water providers out of 6 systems in federal records. Each system maintains separate infrastructure and files its own EPA compliance reports, so service conditions are not uniform across the city.
Overview
We track water quality and home safety data for 4 ZIP codes in Ada, Michigan (population ~20,492), covering 6 community water systems serving approximately 281,199 people region-wide.
4 of 4 ZIP codes (100%) have recorded EPA violations. 4 health-based violations documented.
Home Safety Score
Average Home Safety Score for Ada: B (81/100)
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
Ada water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0013 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
- Zone 1 (High): 0 ZIP codes
- Zone 2 (Moderate): 4 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 5 | 4 |
| Stage 1 DBP Rule | Treatment Technique | 5 | 4 |
| Surface Water Treatment Rule | Treatment Technique | 5 | 4 |
| Consumer Confidence Report Rule | Reporting | 5 | 4 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 49301 | B | 4 | 1 | Ada Township |
| 49355 | B | 4 | 1 | Ada Township |
| 49356 | B | 4 | 1 | Ada Township |
| 49357 | B | 4 | 1 | Ada Township |
All ZIP Codes in Ada
- 49301 [B] — 4 violations ⚠
- 49355 [B] — 4 violations ⚠
- 49356 [B] — 4 violations ⚠
- 49357 [B] — 4 violations ⚠
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 Ada
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 Ada Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Cost Context: What Remediation Means for Ada Homeowners
In Ada, documented water and safety issues can be addressed without making a meaningful dent in home equity — the financial proportionality here is favorable, and the commitment fits within standard property planning frameworks.
Remediation costs in Ada are relatively low compared to home values. The $350–$1,850 estimated range is a small fraction of median property value. Home values are 150% above the Michigan average.
Lead Exposure Risk for Children in Ada
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.
Lead risk in Ada appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Ada
NFIP records stretching across multiple decades show Ada accumulating 39 claims and carrying 25% of its ZIP codes inside FEMA flood zones — evidence of meaningful exposure that extends beyond isolated incidents. The mechanisms linking flooding to water quality haven't changed: treatment facilities can be overwhelmed, wells can be infiltrated, and distribution systems can experience backflow. For a community at this exposure level, those mechanisms shift from hypothetical to periodically relevant.
Ada has a moderate flood history with 39 FEMA claims averaging $19,619 per payout. 25% 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>$1,000</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 Ada, MI