Rapid City Water Reclamation Facility
7903 Southside Drive, Rapid City, SD 57703 · Pennington County · Publicly Owned Treatment Works
- Average flow
- 9.62 MGD
- Design flow
- 12 MGD
- NPDES permit
- SD0023574
- Administratively continued
- Permit expires
- June 2022
- Population served
- 96,450
- CWNS 2022
Rapid City Water Reclamation Facility is a publicly owned wastewater treatment works in Rapid City, Pennington County, South Dakota treating an average of 9.62 million gallons per day against a permitted design capacity of 12 MGD, serving about 96,450 residents. It discharges under NPDES permit SD0023574 (administratively continued), which expires in June 2022, with 4 recorded violations in the last three years.
Treatment technology
3 treatment structures and unit processes identified at Rapid City Water Reclamation Facility.
Available with a free Klarifi account
See the full treatment train at Rapid City Water Reclamation Facility: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 4
- Effluent violations
- 4
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Rapid City Water Reclamation Facility in EPA's ICIS system.
- Formal actions
- 0
- none on record
- EPA inspections
- 1
- none on record
No formal federal enforcement case is on record for this plant.
Full case history with a free Klarifi account
Every action against Rapid City Water Reclamation Facility with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
12 verified contacts for Rapid City Water Reclamation Facility, with validated emails and direct phone numbers.
Unlock 12 verified contacts (9 more than shown)
Names, validated emails and direct phone numbers for decision-makers at Rapid City Water Reclamation Facility, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in South Dakota
Hermosa · 14 mi away
0.02 MGD
Keystone · 17 mi away
0.1 MGD
Summerset · 18 mi away
0.21 MGD
Custer · 23 mi away
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Hill City · 24 mi away
0.17 MGD
Red Shirt · 26 mi away
—
Sturgis · 33 mi away
—
Lead · 39 mi away
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Rapid City Water Reclamation Facility: 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 October 26, 2026; facility record last updated September 11, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Centrate · Ozonation · all terms