How much wastewater does Mandan Landfill / Ts treat?

Mandan Landfill / Ts treats an average of 1.77 MGD.

What is the NPDES permit for Mandan Landfill / Ts?

The facility discharges under NPDES permit ND0022861, currently effective, expiring September 2026.

Is Mandan Landfill / Ts in compliance?

Discharge monitoring reports show no violations at Mandan Landfill / Ts in the last three years.

Who operates Mandan Landfill / Ts and how do I contact them?

Mandan Landfill / Ts is a publicly owned treatment works in Mandan, North Dakota. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Mandan Landfill / Ts

Q: What treatment technology does Mandan Landfill / Ts use?

Klarifi has identified biosolids thickening, disinfection, uv, lagoon, aerobic, screening at the Mandan facility.

Mandan, ND · Morton County · Publicly Owned Treatment Works

Average flow: 1.77 MGD

Design flow: —

NPDES permit: ND0022861; Effective

Permit expires: September 2026

Population served: 21,161; CWNS 2022

Mandan Landfill / Ts is a publicly owned wastewater treatment plant in Mandan, Morton County, North Dakota treating an average of 1.77 million gallons per day, serving about 21,161 residents. Treatment on site includes biosolids thickening, disinfection, uv, lagoon, aerobic, screening. It discharges under NPDES permit ND0022861 (effective), which expires in September 2026, with 0 recorded violations in the last three years.

Treatment technology

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

Biosolids Thickening

unit process

Disinfection, UV

unit process

Lagoon, Aerobic

unit process

Screening

unit process

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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

1 verified contact for Mandan Landfill / Ts, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Mandan Landfill / Ts, plus the full compliance history and discharge data.

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Mandan Landfill / Ts: 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 February 10, 2025.

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