How much wastewater does Carthage WWTP treat?

Carthage WWTP treats an average of 2.92 MGD.

What is the NPDES permit for Carthage WWTP?

The facility discharges under NPDES permit MO0039136, currently administratively continued, expiring March 2023.

Is Carthage WWTP in compliance?

Discharge monitoring reports show 4 violations at Carthage WWTP in the last three years, 4 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates Carthage WWTP and how do I contact them?

Carthage WWTP is a publicly owned treatment works in Carthage, Missouri. Klarifi lists 1 verified decision-maker contact for this facility, available with a free trial.

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Carthage WWTP

Q: What treatment technology does Carthage WWTP use?

Klarifi has identified clarifiers, uncovered lagoons, biological treatment, other, biosolids aerobic digestion, biosolids thickening, disinfection, uv, flow equalization, lagoon, aerobic at the Carthage facility.

Carthage, MO · Jasper County · Publicly Owned Treatment Works

Average flow: 2.92 MGD

Design flow: —

NPDES permit: MO0039136; Administratively continued

Permit expires: March 2023

Population served: 74,700; CWNS 2022

Carthage WWTP is a publicly owned wastewater treatment works in Carthage, Jasper County, Missouri treating an average of 2.92 million gallons per day, serving about 74,700 residents. Treatment on site includes clarifiers, uncovered lagoons, biological treatment, other, biosolids aerobic digestion, biosolids thickening and other unit processes. It discharges under NPDES permit MO0039136 (administratively continued), which expires in March 2023, with 4 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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Uncovered lagoons

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Biological Treatment, Other

unit process

Biosolids Aerobic Digestion

unit process

Biosolids Thickening

unit process

Disinfection, UV

unit process

Flow Equalization

unit process

Lagoon, Aerobic

unit process

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Compliance snapshot (last 3 years)

Total violations: 4

Effluent violations: 4

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

Key contacts

1 verified contact for Carthage WWTP, with validated emails and direct phone numbers.

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

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—

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Carthage WWTP: 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 20, 2025.

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