North Texs Regional Airport WWTP
137 North Warehouse Rd, Denison, TX 75020 · Grayson County · Publicly Owned Treatment Works
- Average flow
- 0.22 MGD
- Design flow
- 0.41 MGD
- NPDES permit
- TX0047210
- Administratively continued
- Permit expires
- August 2026
- Population served
- 600
- CWNS 2022
North Texs Regional Airport WWTP is a publicly owned wastewater treatment works in Denison, Grayson County, Texas treating an average of 0.22 million gallons per day against a permitted design capacity of 0.41 MGD, serving about 600 residents. It discharges under NPDES permit TX0047210 (administratively continued), which expires in August 2026, with 1 recorded violation in the last three years.
Treatment technology
One treatment structure or unit process identified at North Texs Regional Airport WWTP.
Available with a free Klarifi account
See the full treatment train at North Texs Regional Airport WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 1
- Effluent violations
- 1
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at North Texs Regional Airport WWTP.
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Nearby wastewater treatment plants in Texas
Pottsboro · 5 mi away
0.45 MGD
Sherman · 10 mi away
—
Sadler · 11 mi away
0.03 MGD
Denison · 12 mi away
4.1 MGD
Bells · 16 mi away
0.36 MGD
Tom Bean · 18 mi away
0.44 MGD
Collinsville · 18 mi away
0.29 MGD
Savoy · 19 mi away
0.16 MGD
North Texs Regional Airport 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 October 26, 2026; facility record last updated August 18, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Activated sludge · Oxidation ditch · all terms