How much wastewater does Malta Sewage Treatment Lagoons treat?

Malta Sewage Treatment Lagoons is permitted for a design flow of 0.28 MGD. Its average daily flow is not available in the current EPA data.

What treatment technology does Malta Sewage Treatment Lagoons use?

Klarifi has identified aerated lagoons, uncovered lagoons at the Malta facility.

What is the NPDES permit for Malta Sewage Treatment Lagoons?

The facility discharges under NPDES permit MT0020389, currently administratively continued, expiring May 2023.

Is Malta Sewage Treatment Lagoons in compliance?

Discharge monitoring reports show no violations at Malta Sewage Treatment Lagoons in the last three years.

Who operates Malta Sewage Treatment Lagoons and how do I contact them?

Malta Sewage Treatment Lagoons is a publicly owned treatment works in Malta, Montana. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Malta Sewage Treatment Lagoons

Malta, MT · Phillips County · Publicly Owned Treatment Works

Average flow: —

Design flow: 0.28 MGD

NPDES permit: MT0020389; Administratively continued

Permit expires: May 2023

Population served: 1,860; CWNS 2022

Malta Sewage Treatment Lagoons is a publicly owned wastewater treatment works in Malta, Phillips County, Montana, serving about 1,860 residents. Treatment on site includes aerated lagoons, uncovered lagoons. It discharges under NPDES permit MT0020389 (administratively continued), which expires in May 2023, with 0 recorded violations in the last three years.

Treatment technology

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

Aerated lagoons

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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

1 verified contact for Malta Sewage Treatment Lagoons, with validated emails and direct phone numbers.

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Names, validated emails and direct phone numbers for decision-makers at Malta Sewage Treatment Lagoons, plus the full compliance history and discharge data.

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Nearby wastewater treatment plants in Montana

Town Of Saco

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Town Of Fort Peck WWTF

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Town Of Nashua WWTF

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Havre WWTF

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Town Of Jordan Wastewater Treatmetn Facility

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Malta Sewage Treatment Lagoons: 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 9, 2025.

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