Black Butte Ranch Corporation
EPA ID: OR4100086 · 740 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Black Butte Ranch Corporation (OR4100086): no EPA violations recorded in the last five years. Throughout five consecutive years of federal water monitoring, Black Butte Ranch Corporation recorded zero violations - solid performance for a utility serving 740 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Black Butte Ranch Corporation Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Black Butte Ranch Corporation serves a community with a median household income of $100,848 and an estimated 7,500 residents across its service area.
💧 Where Does Your Water Come From?
Black Butte Ranch Corporation's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Oregon
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
Black Butte Ranch Corporation (EPA ID: OR4100086) is a community water system in Oregon that serves approximately 740 people from groundwater sources.
This system serves ZIP code 97759 in Sisters.
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 | 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 3 (Low Risk)
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 OR or modeled from parcel and building-footprint data.
- 97759 - Sisters
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Black Butte Ranch Corporation (OR4100086) on EPA.gov.
Frequently Asked Questions
Is Black Butte Ranch Corporation water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Black Butte Ranch Corporation 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 Black Butte Ranch Corporation serve?
Black Butte Ranch Corporation serves approximately 740 people across 1 ZIP code in Oregon.
Where does Black Butte Ranch Corporation get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Black Butte Ranch Corporation Water Quality Report, OR. https://zipcheckup.com/water-system/or4100086/
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author = {{ZipCheckup}},
title = {{Black Butte Ranch Corporation Water Quality Report, OR}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/or4100086/}
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