Elkhart County, Indiana: drinking water report. Elkhart County in northern Indiana has a population of about 206,000 and sits in the heart of RV…
Elkhart County in northern Indiana has a population of about 206,000 and sits in the heart of RV manufacturing country – the county produces roughly 80% of all recreational vehicles made in the United States. That industrial concentration matters for water quality because RV manufacturing involves paints, solvents, adhesives, and cleaning chemicals that have contaminated local groundwater over decades. The county draws water from wells tapping glacial aquifers.
The Elkhart area has multiple Superfund and state cleanup sites tied to industrial solvent contamination. According to the Indiana Department of Environmental Management's 2024 groundwater report, trichloroethylene (TCE) and tetrachloroethylene (PCE) have been detected in monitoring wells across the county at levels requiring remediation. Several Elkhart city wells have been taken offline or fitted with treatment systems to address these volatile organic compounds.
The EPA's UCMR5 data also shows PFAS detections in Elkhart County water systems. The county's manufacturing operations, particularly those involving metal coating and surface treatment, are likely PFAS contributors. A 2023 IDEM assessment documented four public water systems in the county with PFAS concentrations above Indiana's health advisory level of 8 ppt for combined PFOS and PFOA.
Industrial solvent contamination in Elkhart County is not hypothetical – it is documented across multiple sites. If you are on a private well, testing for VOCs is a practical step that costs under $100 and can identify problems before they become health concerns.
Check your water to see monitoring data for your ZIP code. For TCE/PCE, activated carbon filters certified to NSF 53 are effective. For PFAS, reverse osmosis provides broader protection. Our water filter guide breaks down which filters handle industrial versus military contaminants. Pull your detailed report for trend data, and visit our Indiana page for statewide patterns.
Drinking water is one exposure route. These federal datasets also cover Elkhart County, IN.
The EPA places Elkhart County, IN in Zone 1 - the EPA's highest-risk category, where the predicted average indoor radon level is above 4 pCi/L. Zone maps predict an area's radon potential from geology and existing indoor readings; they say nothing about a specific house. Testing is the only way to know your own level.
55% of homes in Elkhart County, IN were built before 1980, and 20% before 1950. Residential lead paint was banned in 1978, so housing age is the strongest available proxy for lead-paint exposure. This describes the county's housing stock, not any one home.
Modelled annual fine-particle pollution (PM2.5) in Elkhart County, IN averages 9 µg/m³, within the EPA's annual standard of 9 µg/m³. These are CDC modelled county estimates rather than readings from a specific monitor.
How radon zones work · Air quality by county · Lead exposure guide