Gregory- City Of__________(e)
Gregory, SD 57533 · Gregory County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- 0.2 MGD
- NPDES permit
- SD0022179
- Administratively continued
- Permit expires
- September 2024
- Population served
- 2,291
- CWNS 2022
Gregory- City Of__________(e) is a publicly owned wastewater treatment plant in Gregory, Gregory County, South Dakota, serving about 2,291 residents. It discharges under NPDES permit SD0022179 (administratively continued), which expires in September 2024, with 0 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Gregory- City Of__________(e).
Available with a free Klarifi account
See the full treatment train at Gregory- City Of__________(e): structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
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 Gregory- City Of__________(e) 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 Gregory- City Of__________(e) with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Gregory- City Of__________(e).
No verified contacts on file yet
Klarifi verifies plant and municipal decision-makers continuously. Start a free trial to browse contacts at nearby plants and flag this one for verification.
Nearby wastewater treatment plants in South Dakota
Colome · 15 mi away
—
Bonesteel · 26 mi away
—
Platte · 30 mi away
0.14 MGD
Oacoma · 41 mi away
0.39 MGD
Lake Andes · 44 mi away
—
Kimball · 44 mi away
—
Reliance · 47 mi away
—
Fort Thompson · 52 mi away
—
Gregory- City Of__________(e): 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 March 14, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Biosolids · Filter press · all terms