Water Quality in Keystone, SD (57751)
EPA violation data for public water systems serving ZIP code 57751.
No Health-Based Violations
None of the 36 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are14 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 72% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
893
Population
36
Water Systems
14
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (36)
Nps-Mount Rushmore National Memorial
All resolvedPowder House Lodge
Village Campground
Keystone
Rushmore Mountain Coaster
All resolvedRush Mountain Adventure Park
All resolvedRushmore View Motel
Rushmore Tramway Adventures
Battle Creek Campgd, Keystone
Four Presidents Best Western
Miner`S Restaurant
The Lodge At Mount Rushmore
Rushmore Under Canvas
Miner`S Motel
Kemp'S Kamp East
Spokane Creek Cabins & Campground
All resolvedCamp Judson
Battle Creek Camp
Timber Ridge Campground
Kemp'S Kamp West
Rushmore Bar
B & B Trailer Court
American Pines Cabins
All resolvedHoly Smoke Restaurant
Holy Smoke Cabins
Kemp'S Kamp Upper
Miner`S Rv Park
Wildcat Valley
Kemp'S Kamp Middle
Rustic Ridge Guest Cabins
Echo Valley Cabins
Pine Rest Cabins
All resolvedRushmore Resort & Campground
Elk Haven Horse Camp
Old Home Campground
Canyon Cafe
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2022
How Does This Compare?
Keystone (57751) has more violations than 72% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 14, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.