How much wastewater does City Of Tioga WWTF treat?

City Of Tioga WWTF treats an average of 0.13 MGD and is permitted for a design flow of 0.18 MGD.

What treatment technology does City Of Tioga WWTF use?

Klarifi has identified uncovered lagoons at the Tioga facility.

What is the NPDES permit for City Of Tioga WWTF?

The facility discharges under NPDES permit TX0055221, currently effective, expiring November 2026.

Is City Of Tioga WWTF in compliance?

Discharge monitoring reports show 8 violations at City Of Tioga WWTF in the last three years, 8 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates City Of Tioga WWTF and how do I contact them?

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

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City Of Tioga WWTF

Tioga, TX · Grayson County · Publicly Owned Treatment Works

Average flow: 0.13 MGD

Design flow: 0.18 MGD

NPDES permit: TX0055221; Effective

Permit expires: November 2026

Population served: 1,235; CWNS 2022

City Of Tioga WWTF is a publicly owned wastewater treatment works in Tioga, Grayson County, Texas treating an average of 0.13 million gallons per day against a permitted design capacity of 0.18 MGD, serving about 1,235 residents. Treatment on site includes uncovered lagoons. It discharges under NPDES permit TX0055221 (effective), which expires in November 2026, with 8 recorded violations 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: 8

Effluent violations: 8

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 Tioga WWTF, with validated emails and direct phone numbers.

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

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City Of Tioga WWTF: 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 April 11, 2025.

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