Water Quality Report

Oelrichs, SD (57763): 2 Violations Recorded for Mapped Water Systems

EPA data combined for 2 water systems mapped to this ZIP (largest mapped system: Southern Black Hills Water)

EPA records for the water systems mapped to 57763 in Oelrichs, SD contain 2 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 0 are marked health-based.

Data source: U.S. Environmental Protection Agency (EPA) SDWIS

Based on EPA Drinking Water FEMA Flood Data U.S. Census CDC Energy Information Admin. USGS Water Data & 9 more federal sources
Latest air quality, EPA records and weather alerts Current data temporarily unavailable
Current EPA violation data unavailable
Water records and current conditions
Current EPA violation data unavailable
Safety Score N/A
Water Quality Concerns 2 non-health-based violation records in EPA data
Lead Risk Below action level 0.002 mg/L, 90th percentile, sample period ending 2025-12-31
NFIP Claim History N/A
Data confidence: High (direct measurement) Medium (sampled / sub-geography) Low (modeled / inferred) Methodology →

At a Glance

  • Water EPA records for water systems mapped to this ZIP show 2 violations (non-health) (since 2021).
  • Lead The reported 90th-percentile lead result of 0.002 mg/L is below the EPA action level for water systems; EPA's health goal for lead is zero.
  • Radon EPA Zone 2 - county-level radon potential, not a home measurement.
Contaminant Summary
Violations on record (not health-based)
2 violations
Report data assembled: Jul 27, 2026 EPA water-system identity: source date or period is not present in ZipCheckup's accepted source record EPA violation history: more than two update cycles old Lead, copper and UCMR measurements: source date or period is not present in ZipCheckup's accepted source record
2
Water Systems
947
People Served
0
Health Violations (since 2021)
Groundwater
Water Source
0.002 mg/L
Reported Lead Result
Zone 2
County Radon Potential · Moderate
$115K
Median Home Value29% below state median ($162K)

Get updates when new water-quality data is available for your area

Free alerts when new EPA data affects ZIP code 57763. No spam - just safety updates.

Unsubscribe anytime. We only send updates when your safety score changes. See our Privacy Policy.

See incorrect data? Let us know

Score Breakdown

Overall Home Safety Score: Score unavailable

Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.

Canonical components

EPA water compliance
96/100
Observed
PFAS MCL screen
Unknown
Evidence missing
EPA radon zone
50/100
Observed
Annual EPA AirData AQI
Unknown
Evidence missing

Required domains

Drinking water
Unknown
Indoor environment
50/100
Outdoor environment
Unknown

Coverage: 2 of 4 components and 1 of 3 domains observed.

Model 4.0.0; series home-safety-v4-cross-vertical.

Safety & Health (5) MODERATE

Your Water System

ZIP code 57763 in Oelrichs, South Dakota is mapped to the water system Southern Black Hills Water (EPA ID: SD4602309). This system provides water to approximately 947 people from groundwater sources.

There are 2 community water systems serving this area.

Water Systems Serving This Area

System Name EPA ID Population Source
Southern Black Hills Water SD4602309 947 Groundwater
Fall River Wud SD4602201 1,057 Groundwater

Other Water Quality Reports in South Dakota

Nearby Water Quality Reports

Data Sources

This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Southern Black Hills Water (SD4602309) on EPA.gov.

5 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.

📊 EPA Safe Drinking Water · View source →
Environmental Hazards (10) MODERATE
Home & Infrastructure (6) OK
Cost & Community (7) HIGH

CPSC product recall notices

These national notices are not matched to this ZIP code or water system.

View all recalls →

📊 CPSC · View source →

Protect Your Home in Oelrichs

Based on local data for ZIP 57763, these services may benefit homeowners in your area.

Based on local data for your area. Use the tools below to explore your options.

Gutter Installation & Repair

The median home in 57763 was built around 1971. Aging gutters can cause foundation damage, basement flooding, and mold - a professional assessment can prevent costly repairs.

Typical cost: Gutter installation: typically $1,000–$2,500 for a standard home

Estimate Your Home Maintenance Costs

Window Replacement

The median build year of homes in Oelrichs is 1971; check the age and condition of your own windows. ENERGY STAR windows can save $101–$583/year on energy bills.

Typical cost: Window replacement: typically $300–$800 per window installed

Estimate Your Home Maintenance Costs

Roofing Inspection & Repair

Homes built around 1971 may be on their second or third roof. A professional inspection can catch damage before leaks start.

Typical cost: Roof inspection: typically $75–$300; repairs $300–$1,500

Estimate Your Home Insurance Needs

Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.

Frequently Asked Questions

Is the tap water in 57763 safe to drink?

EPA SDWIS records 2 violations since 2021 across the water systems mapped to ZIP 57763 (primary system: Southern Black Hills Water), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.

Where does 57763's water come from?

The recorded water source for Southern Black Hills Water, a system mapped to ZIP code 57763, is Groundwater. This system serves approximately 947 people.

How can I get my water tested in Oelrichs?

If Southern Black Hills Water supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.

Is lead a concern in 57763 tap water?

The Lead and Copper Rule record selected for 57763 reports a 90th-percentile lead result of 0.002 mg/L for a water system mapped to this ZIP (record date 2025-12-31). The EPA action level is 0.015 mg/L. This result is below the EPA action level; it does not show the lead level in each home.

What is the radon risk for 57763?

57763 is mapped to a county in EPA Radon Zone 2 (moderate county-level radon potential; EPA recommends testing every home), located in Fall River County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.

How to cite this page

APA ZipCheckup. (2026). Oelrichs, SD (57763): 2 Violations Recorded for Mapped Water Systems. https://zipcheckup.com/report/57763/
BibTeX 
@misc{zipcheckup-report-57763,
  author = {{ZipCheckup}},
  title  = {{Oelrichs, SD (57763): 2 Violations Recorded for Mapped Water Systems}},
  year   = {2026},
  url    = {https://zipcheckup.com/report/57763/}
}

Page version: October 2026.

Nearby ZIP Code Reports

Water quality comparison for ZIP codes near 57763

ZIP Code City, State Distance Grade Violations
57782 Smithwick, SD 10.1 mi N/A 0
57766 Oral, SD 16.2 mi N/A 2
57747 Hot Springs, SD 22.6 mi N/A 2
57722 Buffalo Gap, SD 24.1 mi N/A 0
57764 Oglala, SD 24.1 mi N/A 0
69337 Chadron, NE 25.7 mi N/A 1
69367 Whitney, NE 27.6 mi N/A 0
57770 Pine Ridge, SD 31.3 mi N/A 0
57735 Edgemont, SD 31.3 mi N/A 2
69339 Crawford, NE 34.5 mi N/A 0

Overall safety breakdown

Home Safety Score →

Find the right water filter

Water Filter Matcher →

Compare filters, tests & services

Compare My Options →

Compare with another ZIP

Compare Tool →
Coverage: 12/17 risk factors Data sources →
Get alerts for 57763