Anderson, IN: 24 Health Violations — 63/100 (2026)
8 ZIP codes · 7 water systems · Updated 2026-06-03
Anderson lands near the IN median for water safety — compliance results are mixed, and the city's middle-grade standing reflects genuine variability across service areas rather than one problem driving the whole picture.
How Anderson Compares
Data: EPA SDWIS Last verified: 2026-06-03
Water Quality Map: Anderson, IN
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Score Distribution
How ZIP codes in Anderson score across all safety grades.
What You Should Know About Anderson Water
- Your city's water systems recorded 88 violations in the past 5 years.
- Average lead level: 0.0014 mg/L.
- Homes built before 1986: 81% — older plumbing may contain lead solder.
- Estimated remediation: $2,775 per household.
- CDC health risk index: 14.72 — above typical levels.
Who Supplies Your Water in Anderson
Anderson, IN is covered by 3 major water utilities out of 7 federally tracked systems, each managing its own pipes, treatment processes, and EPA filings. What a household gets from the tap depends on which provider's system serves that address.
Overview
We track water quality and home safety data for 8 ZIP codes in Anderson, Indiana, covering 7 community water systems serving approximately 78,780 people.
8 of 8 ZIP codes (100%) have recorded EPA violations. 24 health-based violations documented.
Home Safety Score
Average Home Safety Score for Anderson: C (63/100)
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
Anderson water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0014 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
- Zone 1 (High): 8 ZIP codes
- Zone 2 (Moderate): 0 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 |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | 54 | 8 |
| Consumer Confidence Report Rule | Reporting | 36 | 8 |
| Surface Water Treatment Rule | Treatment Technique | 9 | 8 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 46011 | C | 11 | 3 | Anderson Water Department |
| 46012 | C | 11 | 3 | Anderson Water Department |
| 46013 | C | 11 | 3 | Anderson Water Department |
| 46014 | C | 11 | 3 | Anderson Water Department |
| 46015 | C | 11 | 3 | Anderson Water Department |
| 46016 | C | 11 | 3 | Anderson Water Department |
| 46017 | C | 11 | 3 | Anderson Water Department |
| 46018 | C | 11 | 3 | Anderson Water Department |
All ZIP Codes in Anderson
- 46011 [C] — 11 violations ⚠
- 46012 [C] — 11 violations ⚠
- 46013 [C] — 11 violations ⚠
- 46014 [C] — 11 violations ⚠
- 46015 [C] — 11 violations ⚠
- 46016 [C] — 11 violations ⚠
- 46017 [C] — 11 violations ⚠
- 46018 [C] — 11 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 Anderson
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 Anderson Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in Anderson
With 81% 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
When more than half a city's housing predates the 1986 federal ban on lead solder, plumbing-era lead risk becomes a citywide concern rather than an exception. Anderson's median build year of 1960 places it squarely in that category.
Over half of homes in Anderson 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 Anderson Homeowners
Property value and cost data for Anderson produce a moderate remediation-share classification — a level where advance financial planning has real practical value and the commitment is realistic for most homeowners who approach it deliberately.
Remediation costs are moderate relative to home values in Anderson. The estimated $1,750–$4,425 range is manageable for most homeowners but still worth budgeting for. Home values are 22% below the Indiana average.
Lead Exposure Risk for Children in Anderson
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.
Older stock in Anderson represents 81% of the inventory, and citywide monitoring runs at or above the federal action level — making an in-home read a standard household-level step.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Anderson
Within the NFIP's national dataset, Anderson falls in moderate-exposure territory — 98 documented incidents spanning multiple decades, with 63% of local ZIP codes sitting inside FEMA flood boundaries. That combination warrants inclusion in any thorough local water quality review.
Anderson has a moderate flood history with 98 FEMA claims averaging $8,671 per payout. 63% 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>$2,775</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.
What You Can Do in Anderson
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. Filters rated for Stage 1 DBP Rule can reduce the most common contaminant found in Anderson's water.
- Check your home's plumbing. With 81% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Anderson, IN