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Septage and FOG disposal locations and hours

Below you will find the hours and locations for septage and FOG (fat, oil, grease) disposal.

Please note: you must have a permit in order to transport loads of wastewater, septage or FOG to a City site for disposal. For details, visit Industrial Wastewater Disposal Permits.

Septage Management - Valleyfield Wastewater Treatment Station

For information about compliance requirements and the changes to current operations, please see the Valleyfield FAQs.

Summer hours of operation (July-October)

  • Monday to Friday: 5:15am to 7:30pm
  • Saturdays​, Sundays and Holidays 6:15am to 5:30pm

Winter hours of operation (November-June)

  • Monday to Saturday 6:15am to 5:30pm
  • Sunday and Holidays: Closed

Bonnybrook Septage Station only accepts septage in emergency and after-hours situations:

  • Directions: Enter at 42 Avenue and 17A Street SE
  • Monday to Friday (closed all holidays): 8 a.m. to 4 p.m.
  • By appointment only
  • Contact the chief operator at 403-312-0127 to schedule an appointment

FOG management - Bonnybrook FOG Disposal Station

  • Directions: Enter at 42 Avenue and 17A Street SE
  • Hours: Monday to Saturday, 7 a.m. to 6:30 p.m.

For access during after-hours and on statutory holidays, the chief operator (403-312-0127) must be contacted (at least one hour before gate access is required).

Permits and access cards are specific to vehicles

A current permit must be kept in the vehicle for which it is registered and be available for inspection by City employees upon request. Only the access card identified with a permit and vehicle is to be used by the hauler.

As of July 6, 2015, access cards will only be required for truck and trailer(s) who will disposing of FOG (fats, oils and greases).

Other issues or questions related to disposal

Account information, billing, and customer information updates
Please contact ENMAX at 403-310-2010.

Site questions and other inquiries about Wastewater Septage and FOG Disposal
Please contact 311 and request a WATS - Wastewater Treatment Inquiries service request.

Compliance issues regarding disposal of Wastewater Septage and FOG
Please contact 311 and request a WATR - Industrial Monitoring Inquiry service request.​​​​