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D
47

Poor Water Quality

Rapid City, SD 57701

Pennington County · Population served: 86,899

Water Systems Serving This Area

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BOX ELDER
Groundwater · Pop. 14,000
PWSID: SD4600046
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RAPID CITY
Surface water · Pop. 72,009
PWSID: SD4600406
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WESTON HEIGHTS HOMEOWNERS ASSOCIATIO
Groundwater · Pop. 412
PWSID: SD4600862
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SPEARFISH MEADOWS
Groundwater · Pop. 87
PWSID: SD4600875
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WHISPERING WILLOWS
Groundwater · Pop. 64
PWSID: SD4602094

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
4.0
15 ppb 1 ppb Warning

PFAS / Forever Chemicals

1 detected All below limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFHxS5.6 ppt10 ppt10 pptBelow limit

Violation History (Last 5 Years)

44Total (5yr)
20Health-Based
18Major