Orange Water and Sewer Authority (OWASA)
Serves Chapel Hill ยท Population ~62,000
- Hardness2.0GPGSoft to slightly hard. Some scale buildup over time.Mild
- Chlorine1.3ppmFree chlorine. Standard carbon filtration removes it.Filter recommended
- PFAS9 compoundsOWASA documents 9 PFAS in finished water after standard treatment.RO required
- Lead0.003ppmOlder UNC-area homes higher risk; treatment-plant water is clean.RO recommended
- TDS135ppmTotal dissolved solids. Cane Creek + University Lake sources.Normal
- pH7.4Slightly alkaline. Within EPA recommended range.Within range
- THMs44ยตg/LDisinfection byproducts. Within EPA limits.Filter recommended
- SourceSurfaceUniversity Lake, Cane Creek Reservoir, Quarry Reservoir (Cape Fear basin)Documented
