Water Quality in Hill City, SD (57745)

EPA violation data for public water systems serving ZIP code 57745.

Active Health Violations

4 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.

More violations than 91% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

1,894

Population

Water Systems

Violations (5yr)

Health-Based

Location

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Water Systems Serving This Area (74)

Country Store At Three Forks

Groundwater 1,000 people served

0 violations

Hill City

Groundwater 872 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓ Copper tested: 1380 ppb (limit: 1300 ppb)

Palmer Gulch Lodge/Mt Rushmore Koa

Groundwater 850 people served

0 violations

Rafter-J Bar Ranch

Groundwater 374 people served

0 violations

Mountain Meadow Resort

All resolved

Groundwater 330 people served

1 violation (5yr) · All resolved

Leavenworth Pine Village Koa

Groundwater 262 people served

0 violations

Creekside Llc

All resolved

Groundwater 235 people served

3 violations (5yr) · All resolved

Blue Wing Recreation Area

Groundwater 200 people served

0 violations

Dianne S Gift Corral

Groundwater 200 people served

0 violations

Apple Springs Subdivision

All resolved

Groundwater 180 people served

1 violation (5yr) · All resolved

Lead tested: 6 ppb (limit: 15 ppb) ✓

Camp Ranchero

Groundwater 170 people served

0 violations

Paradise Cove, Llc

Groundwater 167 people served

0 violations

Usfs-Bhnf Pactola Campground

Groundwater 166 people served

0 violations

Usfs-Bhnf Woodsy/Smokey Cg

Groundwater 145 people served

0 violations

Usfs-Bhnf Roubaix Lake Cg

Groundwater 124 people served

0 violations

Larsson'S Crooked Creek Cg-North Wel

All resolved

Groundwater 124 people served

1 violation (5yr) · All resolved

Three Forks Campground And Rv Park

1 health-based

Groundwater 122 people served

4 violations (5yr) · 1 health-based

Ray Smith Hoa-Rs East Well

1 health-based

Groundwater 115 people served

4 violations (5yr) · 1 health-based · All resolved

Usfs-Bhnf Dutchman Campground

Groundwater 99 people served

0 violations

Horsethief Campground-Original Well

Groundwater 90 people served

0 violations

Usfs-Bhnf North Beach And Pa

Groundwater 82 people served

0 violations

Usfs-Bhnf Horsethief Lake Cg

Groundwater 79 people served

0 violations

Prairie Dog Taproom

All resolved

Groundwater 75 people served

1 violation (5yr) · All resolved

Spring Creek Inn

1 health-based

Groundwater 72 people served

5 violations (5yr) · 1 health-based · All resolved

No Bad Days Campground

All resolved

Groundwater 60 people served

5 violations (5yr) · All resolved

High Country-Ranch West Well

All resolved

Groundwater 58 people served

3 violations (5yr) · All resolved

Usfs-Bhnf Bismark Lake Campground

Groundwater 57 people served

0 violations

Usfs-Bhnf Chipper/Thumper Cg

Groundwater 56 people served

0 violations

Black Hills Cabins And Motel @ Quail

Groundwater 56 people served

0 violations

Usfs-Bhnf Comanche Park Campground

Groundwater 55 people served

0 violations

Larsson'S Crooked Creek Cg-New

1 health-based

Groundwater 54 people served

1 violation (5yr) · 1 health-based · All resolved

Larsson'S Crooked Creek Cg-South Wel

Groundwater 52 people served

0 violations

Silver Dollar Saloon

Groundwater 50 people served

6 violations (5yr)

Sawtooth Campground And Cabins

All resolved

Groundwater 45 people served

3 violations (5yr) · All resolved

Firehouse Campground

Groundwater 45 people served

0 violations

Usfs-Bhnf Rocky Campground

Groundwater 41 people served

0 violations

Usfs-Bhnf Oreville Campground

Groundwater 40 people served

0 violations

Hill City Visitor Center

Groundwater 38 people served

0 violations

Robin'S Roost Cabins

All resolved

Groundwater 34 people served

1 violation (5yr) · All resolved

Mountain View Lodge

Groundwater 34 people served

3 violations (5yr)

Camelot Motel

Groundwater 32 people served

0 violations

Usfs-Bhnf Black Fox Campground

Groundwater 29 people served

0 violations

Freedom Ridge Cabins

All resolved

Groundwater 29 people served

1 violation (5yr) · All resolved

Blue Spruce Valley Cabins & Cg

Groundwater 27 people served

0 violations

Moonshine Gulch Saloon

All resolved

Groundwater 25 people served

8 violations (5yr) · All resolved

Usfs-Bhnf Mountain City Picnic Area

Groundwater 25 people served

0 violations

Usfs-Bhnf Lakeshore Picnic Are

Groundwater 25 people served

0 violations

Usfs-Bhnf Dalton Lake Campground

Groundwater 25 people served

0 violations

Mountain Meadow Lot 3 Well

Groundwater 25 people served

0 violations

Usfs-Bhnf Pactola Point #2

Groundwater 25 people served

0 violations

Usfs-Bhnf Pactola Point #1

Groundwater 25 people served

0 violations

Mountain Meadow Lot 2 Well

Groundwater 25 people served

0 violations

Usfs-Bhnf Grizzly Bear Picnic Area

Groundwater 25 people served

0 violations

Pactola Water Association

Groundwater 25 people served

0 violations

Usfs-Bhnf Jenny Gulch Picnic Area

Groundwater 25 people served

0 violations

Usfs-Bhnf Harry Mills Picnic Area

Groundwater 25 people served

0 violations

Usfs-Bhnf Custer Trails Campground

Groundwater 25 people served

0 violations

Lantern Inn Motel

Groundwater 25 people served

0 violations

Usfs-Bhnf Pactola Workcenter

Groundwater 25 people served

0 violations

Usfs-Bhnf Reder Dwellings

Groundwater 25 people served

0 violations

Usfs-Bhnf Bear Gulch Picnic Area

Groundwater 25 people served

0 violations

Usfs-Bhnf Elkhorn Spring Picnic Area

Groundwater 25 people served

0 violations

Usfs-Bhnf Whitetail Campground

Groundwater 20 people served

0 violations

Usfs-Bhnf Hanna Campground

Groundwater 18 people served

0 violations

Creekside Mountain Resort

Groundwater 15 people served

0 violations

Usfs-Bhnf Timon Campground

Groundwater 13 people served

0 violations

Lode Stone Motel

Groundwater 11 people served

0 violations

Usfs-Bhnf Ditch Creek Campground

Groundwater 10 people served

0 violations

Usfs-Bhnf Castle Peak Campground

Groundwater 10 people served

0 violations

G-Bobs

Groundwater 10 people served

0 violations

Lazy S Campground

Groundwater 10 people served

0 violations

Usfs-Bhnf Willow Creek Horse Camp

Groundwater 8 people served

0 violations

Usfs-Bhnf North Cove Group Cg

Groundwater 5 people served

0 violations

Usfs-Bhnf South Beach Picnic Area

Groundwater 5 people served

0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

35 violations

All resolved

Groundwater RuleHealth-Based

1 violation

All resolved

Public NoticeMonitoring

8 violations

Has active

E. COLIMonitoring

6 violations

All resolved

Lead & Copper Levels

Lead (Pb)

Within limit

1 ppb measured Action level: 15 ppb

Sampled: Jul 2024

Copper (Cu)

Exceeds limit

1380 ppb measured Action level: 1300 ppb

Sampled: Jan 2023

How Does This Compare?

Hill City (57745) has more violations than 91% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 51.

Fewer violations 91th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.