What is the address of City Of Marion?

The address on the plant’s EPA facility record is PO Box 58, Marion, ND 58466, in La Moure County. Its coordinates are 46.6126, -98.3294. For some plants the record holds the utility’s mailing address rather than the plant gate.

How much wastewater does City Of Marion treat?

City Of Marion 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 City Of Marion use?

Klarifi has identified one treatment structure or unit process at the Marion facility. The full treatment train, with exact unit counts, is shown in Klarifi with a free account.

What is the NPDES permit for City Of Marion?

The facility discharges under NPDES permit NDG321555, currently effective, expiring September 2029.

Is City Of Marion in compliance?

Discharge monitoring reports show no violations at City Of Marion in the last three years.

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

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

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City Of Marion

PO Box 58, Marion, ND 58466 · La Moure County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.001 MGD

NPDES permit: NDG321555; Effective

Permit expires: September 2029

Population served: 154; CWNS 2022

City Of Marion is a publicly owned wastewater treatment plant in Marion, La Moure County, North Dakota, serving about 154 residents. It discharges under NPDES permit NDG321555 (effective), which expires in September 2029, with 0 recorded violations in the last three years.

Treatment technology

One treatment structure or unit process identified at City Of Marion.

Available with a free Klarifi account

See the full treatment train at City Of Marion: structures, unit processes and planned upgrades, with exact unit counts.

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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 City Of Marion, with validated emails and direct phone numbers.

Unlock 1 verified contact

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

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City Of Marion: 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 February 14, 2025.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Oxidation ditch · Anaerobic digester · all terms

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