How much wastewater does Thompson City Of treat?

Thompson City Of is permitted for a design flow of 0.001 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Thompson City Of use?

Klarifi has identified uncovered lagoons at the Thompson facility.

What is the NPDES permit for Thompson City Of?

The facility discharges under NPDES permit NDG320915, currently effective, expiring September 2029.

Is Thompson City Of in compliance?

Discharge monitoring reports show 1 violation at Thompson City Of in the last three years, 1 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Thompson City Of and how do I contact them?

Thompson City Of is a publicly owned treatment works in Thompson, North Dakota. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Thompson City Of

Thompson, ND · Grand Forks County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.001 MGD

NPDES permit: NDG320915; Effective

Permit expires: September 2029

Population served: 1,138; CWNS 2022

Thompson City Of is a publicly owned wastewater treatment plant in Thompson, Grand Forks County, North Dakota, serving about 1,138 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit NDG320915 (effective), which expires in September 2029, with 1 recorded violation 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: 1

Effluent violations: 1

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

Key contacts

1 verified contact for Thompson City Of, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Thompson City Of, plus the full compliance history and discharge data.

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Thompson City Of: 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 May 7, 2025.

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