Tap water in Rapid City, SD — ZIP 57701
11 public water systems serving about 86,899 people. PFAS "forever chemicals" have been detected here.
F
Failing
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 57701
Rapid City
PWSID SD4600406 · serves 72,009 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 5.6 ppt
Box Elder
PWSID SD4600046 · serves 14,000 ·
groundwater
7 health-based / 7 total violations (5 yrs)
Weston Heights Homeowners Associatio
PWSID SD4600862 · serves 412 ·
groundwater
1 health-based / 3 total violations (5 yrs)
Ar Ranch
PWSID SD4602379 · serves 88 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Spearfish Meadows
PWSID SD4600875 · serves 87 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Whispering Willows
PWSID SD4602094 · serves 64 ·
groundwater
0 health-based / 3 total violations (5 yrs)
Elk Valley Ranchettes
PWSID SD4602189 · serves 62 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Elk Creek Valley View Assoc
PWSID SD4602363 · serves 52 ·
groundwater
0 health-based / 0 total violations (5 yrs)
West Nike Subdivision
PWSID SD4602260 · serves 50 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Cedar Gulch 2
PWSID SD4602295 · serves 40 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Rimrock Heights Homeowners Associati
PWSID SD4602356 · serves 35 ·
groundwater
0 health-based / 0 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