How much wastewater does Gregory- City Of__________(e) treat?

Gregory- City Of__________(e) is permitted for a design flow of 0.2 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Gregory- City Of__________(e) use?

Klarifi has identified uncovered lagoons at the Gregory facility.

What is the NPDES permit for Gregory- City Of__________(e)?

The facility discharges under NPDES permit SD0022179, currently administratively continued, expiring September 2024.

Is Gregory- City Of__________(e) in compliance?

Discharge monitoring reports show no violations at Gregory- City Of__________(e) in the last three years.

Who operates Gregory- City Of__________(e) and how do I contact them?

Gregory- City Of__________(e) is a publicly owned treatment works in Gregory, South Dakota. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Gregory- City Of__________(e)

Gregory, SD · 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. Treatment on site includes uncovered lagoons. It discharges under NPDES permit SD0022179 (administratively continued), which expires in September 2024, with 0 recorded violations in the last three years.

Treatment technology

Treatment structures identified at this facility. Exact unit counts are available in Klarifi.

Uncovered lagoons

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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.

Key contacts

Decision-makers at Gregory- City Of__________(e).

No verified contacts on file yet

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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 September 11, 2026; facility record last updated March 14, 2025.

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