Water Quality in North Carolina
Water hardness and contaminant data for 12 cities across North Carolina. Find your city below to see a detailed water quality profile.
12
Cities
48
Avg Hardness (PPM)
90
Hardest City (PPM)
North Carolina Cities by Water Hardness
| City | Hardness (PPM) | Level | PFAS (ppt) | Source |
|---|---|---|---|---|
| Asheville | 90 | Moderately Hard | 5 | North Fork Reservoir, Bee Tree Reservoir |
| Gastonia | 53 | Slightly Hard | 5 | Mountain Island Lake |
| Charlotte | 50 | Slightly Hard | 18 | Mountain Island Lake + Catawba River |
| Winston-Salem | 49 | Slightly Hard | 17 | Salem Lake, Yadkin River |
| Wilmington | 49 | Slightly Hard | 8 | Cape Fear River |
| Cary | 49 | Slightly Hard | 7 | Jordan Lake |
| Greensboro | 46 | Slightly Hard | 17 | Lake Brandt, Lake Townsend |
| High Point | 46 | Slightly Hard | 13 | City Lake, Oak Hollow Lake |
| Raleigh | 45 | Slightly Hard | 15 | Falls Lake + Jordan Lake |
| Durham | 35 | Slightly Hard | 12 | Lake Michie, Little River |
| Fayetteville | 32 | Slightly Hard | 3 | Cape Fear River |
| Concord | 32 | Slightly Hard | 3 | Coddle Creek Reservoir |