Belle Fourche WTP
Belle Fourche, SD · Butte County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 2 MGD
- NPDES permit
- SD0021628
- Effective
- Permit expires
- April 2028
- Population served
- —
- CWNS 2022
Belle Fourche WTP is a publicly owned wastewater treatment plant in Belle Fourche, Butte County, South Dakota. Treatment on site includes aerated lagoons, uncovered lagoons. It discharges under NPDES permit SD0021628 (effective), which expires in April 2028.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Compliance snapshot (last 3 years)
- Total violations
- —
- Effluent violations
- —
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Belle Fourche WTP.
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Lead · 24 mi away
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Sturgis · 27 mi away
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Summerset · 41 mi away
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Hill City · 55 mi away
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Rapid City · 59 mi away
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Belle Fourche WTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed September 11, 2026; facility record last updated March 7, 2025.