How much wastewater does Town Of Poplar WTP treat?

Town Of Poplar WTP treats an average of 0.59 MGD and is permitted for a design flow of 0.6 MGD.

What treatment technology does Town Of Poplar WTP use?

Klarifi has identified clarifiers, carrousels / oxidation ditches at the Poplar facility.

What is the NPDES permit for Town Of Poplar WTP?

The facility discharges under NPDES permit MT0030597, currently administratively continued, expiring June 2025.

Is Town Of Poplar WTP in compliance?

Discharge monitoring reports show 176 violations at Town Of Poplar WTP in the last three years, 8 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Town Of Poplar WTP and how do I contact them?

Town Of Poplar WTP is a publicly owned treatment works in Poplar, Montana. Klarifi lists decision-maker contacts for this facility, available with a free trial.

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Town Of Poplar WTP

Poplar, MT · Roosevelt County · Publicly Owned Treatment Works

Average flow: 0.59 MGD

Design flow: 0.6 MGD

NPDES permit: MT0030597; Administratively continued

Permit expires: June 2025

Population served: 3,289; CWNS 2022

Town Of Poplar WTP is a publicly owned wastewater treatment plant in Poplar, Roosevelt County, Montana treating an average of 0.59 million gallons per day against a permitted design capacity of 0.6 MGD, serving about 3,289 residents. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit MT0030597 (administratively continued), which expires in June 2025, with 176 recorded violations in the last three years.

Treatment technology

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

Clarifiers

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Carrousels / oxidation ditches

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Compliance snapshot (last 3 years)

Total violations: 176

Effluent violations: 8

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

Key contacts

Decision-makers at Town Of Poplar WTP.

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Town Of Poplar 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 August 19, 2026.

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