Tap water in Natchitoches, LA — ZIP 71457
2 public water systems serving about 35,325 people. PFAS "forever chemicals" have been detected here.
A
Excellent
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5
testing. Levels and the 2024 federal limits are shown per system below.
Water systems serving 71457
City Of Natchitoches Water System
PWSID LA1069007 · serves 26,910 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 3.1 ppt
Natchitoches Parish Wwks District 2
PWSID LA1069006 · serves 8,415 ·
groundwater
0 health-based / 1 total violations (5 yrs)
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology