Redfield
EPA ID: SD4600277 · 2,214 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Redfield (SD4600277): no EPA violations recorded in the last five years. Federal monitoring records confirm Redfield has operated without any EPA violations for the full five-year window - covering every contaminant category and reporting cycle across a service area of approximately 2,214 residents, with no gaps in the compliance record.
Data: EPA SDWIS
Service Area Map
Coverage area for Redfield Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Redfield serves a community with a median household income of $69,130 and an estimated 3,094 residents across its service area. Approximately 78% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Redfield's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Wastewater Proximity Note: This service area ranks in the 60th percentile nationally for proximity to wastewater discharge points. Surface water sources near wastewater outfalls may face additional treatment challenges.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in South Dakota
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Redfield (EPA ID: SD4600277) is a community water system in South Dakota that serves approximately 2,214 people from surface water sources.
This system serves ZIP code 57469 in Redfield.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.006 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by SD or modeled from parcel and building-footprint data.
- 57469 - Redfield
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Redfield (SD4600277) on EPA.gov.
Frequently Asked Questions
Is Redfield water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Redfield in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Redfield serve?
Redfield serves approximately 2,214 people across 1 ZIP code in South Dakota.
Where does Redfield get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Redfield Water Quality Report, SD. https://zipcheckup.com/water-system/sd4600277/
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author = {{ZipCheckup}},
title = {{Redfield Water Quality Report, SD}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/sd4600277/}
}