Below you will find 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 more details, visit Industrial Wastewater Disposal Permits.

Septage Management - Valleyfield Wastewater Treatment Station


Hours of Operation

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

Emergency or after hours situations

  • Directions: Enter at 42 Avenue and 17A Street SE
  • Monday to Saturday, or outside Valleyfield business hours
  • 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 - Friday, 08:00 a.m. to 4:00 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.

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.​​​​

I am a new hauler, how can I set-up an account?
In order to set-up your new account, follow the online instructions on or contact ENMAX (310-2010) for any and all account inquiries and billing adjustments.

Where can I obtain a permitting application?
The permitting application as well as the Hauler Application is available on

How do I terminate service?
In order to terminate your service, please call 3-1-1 who will direct you to complete an automated form to request termination of services.