Catawba County, North Carolina: drinking water report. Catawba County – Hickory – serves about 160,000 residents in the western Piedmont foothills.
Catawba County – Hickory – serves about 160,000 residents in the western Piedmont foothills. The county draws from Lake Hickory on the Catawba River. The furniture and fiber optic cable manufacturing industries have shaped the local economy and environmental landscape.
Lake Hickory provides a reliable surface water source. UCMR5 data shows minimal PFAS detections. The county's manufacturing legacy includes some industrial contamination sites, but these have primarily affected soils rather than the lake-based drinking water supply.
According to NC DEQ's 2024 monitoring data, county systems met all federal standards. The Catawba River's overall health benefits from the series of reservoirs along its length, which act as settling basins for sediment and some contaminants.
Catawba County benefits from a lake-based supply in the western Piedmont. Water quality is consistently good.
Check your water for data specific to your area. A basic carbon filter improves taste. Our water filter guide covers options. Pull your detailed report, and visit our North Carolina page for statewide data.
Drinking water is one exposure route. These federal datasets also cover Catawba County, NC.
The EPA places Catawba County, NC in Zone 2 - a moderate-risk category, with a predicted average indoor radon level between 2 and 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.
44% of homes in Catawba County, NC were built before 1980, and 10% 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 Catawba County, NC averages 8 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