Arrowsmith, IL: High Radon Risk — 62/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Arrowsmith shows moderate tap water quality for IL — some areas carry documented EPA violations while others meet standards without issues.
How Arrowsmith Compares
Data: EPA SDWIS Last verified: 2026-06-03
What You Should Know About Arrowsmith Water
- Homes built before 1986: 84% — older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
- CDC health risk index: 11.4.
Who Supplies Your Water in Arrowsmith
As of current federal records, Arrowsmith, IL is served primarily by one water utility among 1 tracked system. That single provider handles infrastructure investment, rate adjustments, and regulatory reporting under EPA oversight.
Overview
We track water quality and home safety data for 1 ZIP code in Arrowsmith, Illinois, covering 1 community water system serving approximately 612 people.
No EPA violations recorded across any ZIP codes in Arrowsmith — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for Arrowsmith: C (62/100)
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
Arrowsmith water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Arrowsmith
- 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 |
|---|---|---|---|
| 61722 | C | Arrowsmith | 315 |
All ZIP Codes in Arrowsmith
- 61722 [C]
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 Arrowsmith
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 Arrowsmith
With 84% 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
Because the majority of Arrowsmith's housing predates 1986, when lead solder was banned from new plumbing, the median build year of 1956 reflects a city where lead-era plumbing materials are common rather than exceptional.
Over half of homes in Arrowsmith 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 Arrowsmith Homeowners
Property value and cost data for Arrowsmith 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 Arrowsmith. The estimated $1,600–$3,300 range is manageable for most homeowners but still worth budgeting for. Home values are 34% below the Illinois average.
Lead Exposure Risk for Children in Arrowsmith
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.
Routinely in Arrowsmith, where 84% of housing predates the solder ban and aggregate utility readings hover near the federal threshold, a faucet-level draw functions as a standard household step for families with small kids.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Flood & Climate Risk in Arrowsmith
Flood zone coverage in Arrowsmith is limited, and NFIP data confirms that pattern with a modest claim total. Limited flood frequency generally means limited risk of the water-quality disruptions that large flood events can trigger.
Arrowsmith has a relatively low flood history with 1 FEMA claims on record. While risk is limited, severe weather events can still impact water infrastructure.
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>$2,400</strong> remediation cost per household.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in Arrowsmith
- 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. With 84% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Arrowsmith, IL