How much wastewater does City Of Navasota Old WWTP treat?

City Of Navasota Old WWTP treats an average of 0.88 MGD and is permitted for a design flow of 1.8 MGD.

What treatment technology does City Of Navasota Old WWTP use?

Klarifi has identified clarifiers, carrousels / oxidation ditches at the Navasota facility.

What is the NPDES permit for City Of Navasota Old WWTP?

The facility discharges under NPDES permit TX0071790, currently effective, expiring April 2029.

Is City Of Navasota Old WWTP in compliance?

Discharge monitoring reports show 12 violations at City Of Navasota Old WWTP in the last three years, 12 of them effluent limit exceedances. The full history is available in Klarifi.

Who operates City Of Navasota Old WWTP and how do I contact them?

City Of Navasota Old WWTP is a publicly owned treatment works in Navasota, Texas. Klarifi lists 26 verified decision-maker contacts for this facility, available with a free trial.

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City Of Navasota Old WWTP

Navasota, TX · Grimes County · Publicly Owned Treatment Works

Average flow: 0.88 MGD

Design flow: 1.8 MGD

NPDES permit: TX0071790; Effective

Permit expires: April 2029

Population served: —; CWNS 2022

City Of Navasota Old WWTP is a publicly owned wastewater treatment works in Navasota, Grimes County, Texas treating an average of 0.88 million gallons per day against a permitted design capacity of 1.8 MGD. Treatment on site includes clarifiers, carrousels / oxidation ditches. It discharges under NPDES permit TX0071790 (effective), which expires in April 2029, with 12 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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Carrousels / oxidation ditches

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Compliance snapshot (last 3 years)

Total violations: 12

Effluent violations: 12

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

Key contacts

26 verified contacts for City Of Navasota Old WWTP, with validated emails and direct phone numbers.

Unlock 26 verified contacts (23 more than shown)

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

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City Of Navasota Old 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 February 26, 2025.

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