Mc Cordsville, IN: High Radon Risk — 53/100 (2026)
1 ZIP code · 3 water systems · Updated 2026-06-03
Drinking water quality in Mc Cordsville has lagged behind IN benchmarks — documented violations keep the safety grade low.
How Mc Cordsville Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Mc Cordsville Water
- Homes built before 1986: 15% — older plumbing may contain lead solder.
- Estimated remediation: $2,900 per household.
- CDC health risk index: 13.29 — above typical levels.
Who Supplies Your Water in Mc Cordsville
Residential water service in Mc Cordsville, IN is divided among 3 separate utilities, drawn from 3 systems on file with federal regulators.
Overview
We track water quality and home safety data for 1 ZIP code in Mc Cordsville, Indiana (population ~15,027), covering 3 community water systems serving approximately 888,028 people region-wide.
No EPA violations recorded across any ZIP codes in Mc Cordsville — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Mc Cordsville: D (53/100)
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
Mc Cordsville water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Mc Cordsville
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 46055 | D | CITIZENS WATER - INDIANAPOLIS | 880,345 |
All ZIP Codes in Mc Cordsville
- 46055 [D]
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 Mc Cordsville
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 Mc Cordsville
Housing age data helps assess potential lead pipe and infrastructure risks. Newer housing stock generally means lower plumbing-related contamination risk.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Lead exposure in tap water isn't just a function of what water utilities deliver — it's also shaped by the plumbing inside individual homes. Structures built before 1986 may contain lead-soldered copper joints, and homes built before 1970 face an additional risk from lead pipes themselves. Mc Cordsville's median build year of 2003 suggests the housing stock is broadly weighted toward the safer post-1986 era, but the age distribution shown above makes clear that the pre-1986 share of the inventory still represents a meaningful fraction worth understanding for anyone in an older home.
Most homes in Mc Cordsville were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for Mc Cordsville Homeowners
Setting Mc Cordsville remediation figures against its property market, the resulting ratio sits comfortably in the low tier — a classification that reflects the kind of household financial position where most homeowners can identify documented issues, schedule the work, and absorb the cost without it registering as a significant budget disruption.
Remediation costs in Mc Cordsville are relatively low compared to home values. The $1,900–$4,100 estimated range is a small fraction of median property value. Home values are 83% above the Indiana average.
Lead Exposure Risk for Children in Mc Cordsville
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.
Reading aggregate data alone gives a clean picture for Mc Cordsville — system samples below the federal action mark and 15% pre-rule housing — yet that math averages many service connections. A one-tap draw gives the only direct read for a specific home.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Mc Cordsville
Mc Cordsville's flood exposure sits in the moderate range: 4 NFIP claims on record and 100% of ZIP codes within FEMA-designated flood zones. Residents with private wells or older infrastructure have reasonable grounds to factor flood timing into their water quality awareness.
Mc Cordsville has a moderate flood history with 4 FEMA claims averaging $5,438 per payout. 100% 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>$2,900</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 Mc Cordsville
- 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. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Mc Cordsville, IN