Arkansas City Water Environment Protection Facility

Contact Information

Personnel are available:

Monday–Friday: 7:00 AM – 4:00 PM

Weekends & Holidays: 7:00 AM – 11:00 AM
Phone: (620) 441-4495

Facility History & Upgrades

The Arkansas City Water Environment Protection Facility has served our community for decades, evolving through several major upgrades to keep pace with environmental standards and community needs.

• 1958 – Original facility constructed, featuring Trickling Filters and Anaerobic Sludge Digestion.
• 1982 – Expanded to include Activated Sludge treatment, boosting capacity to 2.1 million gallons per day (MGD) with peak flow capability of 4.7 MGD.
• 2001 – Major upgrade introduced:
  • Ultraviolet (UV) light disinfection system
  • High river-level pump station to manage treated effluent during flooding events
  • Replacement of aging equipment, including pumps and bar screens
  • Focus: improved protection of the Arkansas River by reducing bacteria in effluent.
• 2020–2023 – Modernization project:
  • Engineering team guided design-bid-build process
  • Construction began in 2022 with a new administration building
  • Comprehensive $13 million rehabilitation of core wastewater treatment processes
  • Project completed in October 2023.