Davison Rural Water System Inc.
EPA ID: SD4601090 · 3,485 people served · 11 ZIP codes
ZipCheckup's reading of EPA records for Davison Rural Water System Inc. (SD4601090): no drinking-water violations recorded since 2021. Federal monitoring records show zero violations at Davison Rural Water System Inc. for the reporting cycles they cover, at a utility serving approximately 3,485 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Davison Rural Water System Inc. Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Davison Rural Water System Inc. have a median household income of $72,750 and about 28,842 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 74% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Davison Rural Water System Inc.'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.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in South Dakota
System Overview
Davison Rural Water System Inc. (EPA ID: SD4601090) is a community water system in South Dakota that serves approximately 3,485 people from surface water sources.
This system provides water to 11 ZIP codes across 11 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.001 mg/L | No | 2022-12-31 |
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
11 of 11 ZIP records with known zones are in EPA Radon Zone 1.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
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.
- 57301 - Mitchell
- 57314 - Artesian
- 57331 - Dimock
- 57334 - Ethan
- 57359 - Letcher
- 57363 - Mount Vernon
- 57366 - Parkston
- 57368 - Plankinton
- 57375 - Stickney
- 57383 - White Lake
- 57385 - Woonsocket
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Davison Rural Water System Inc. (SD4601090) on EPA.gov.
Frequently Asked Questions
Is Davison Rural Water System Inc. water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Davison Rural Water System Inc. 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 Davison Rural Water System Inc. serve?
Davison Rural Water System Inc. serves approximately 3,485 people across 11 ZIP codes in South Dakota.
Where does Davison Rural Water System Inc. get its water?
The primary water source is surface water.
How Water Systems Appear in Rankings
Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Davison Rural Water System Inc. Water Quality Report, SD. https://zipcheckup.com/water-system/sd4601090/
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url = {https://zipcheckup.com/water-system/sd4601090/}
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