Alberta oil sands water guide

Water recycling in in situ oil sands operations

Thermal in situ projects recover produced water, treat it and reuse much of it for steam generation.

In situRecycle

Editorial review: August 11, 2026 · Lydia M. Carstairs

System role

The water circulates repeatedly between surface facilities and the reservoir.

How it is managed

AER reports high recycling across in situ operations, which is a genuine reduction in make-up water demand.

Environmental context

Treatment and steam generation still require energy and create residual streams.

What to keep in mind

A high recycle percentage should be read alongside total water use, source type and disposal volumes.

High-level industrial education only. Water-treatment chemistry, tailings facilities, steam systems and environmental controls are regulated site-specific systems; this site does not provide operating recipes, setpoints or procedures.