Suncor Energy Oil Sands Overview

Teck Oil Sands Tour September 9, 2015

Core Business

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Available Resource

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Only 20% of world reserves

available for development by

public companies

55% of reserves available

to public companies

found in the oil sands

Crude Oil Life Cycle

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Satellite View of Suncor’s Base Mining & Upgrading Operations

5 Pipeline connections to

Edmonton and Hardisty

Tailings Reclamation

facilities

Suncor Base Operations

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Fort Hills Operations- Paraffinic Froth Treatment Replaces Upgrading

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Mining Prep - Tree Clearing Mine Preparation: Clearing the Forest, Sequestering Muskeg and Draining

the Surface

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Mine Preparation: Building Access Roads and Utilities

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Overburden Mining Mine Preparation: Removal of Overburden

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Mine Face

muskeg

overburden

oilsand

limestone

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Mining – Delivering Ore to Extraction Delivering Ore to the Processing Plant

Delivering Ore to the Dump Pocket

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Ore Processing Plant – Primary Extraction

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Delivery point

Secondary extraction

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Primary

extraction

Secondary

extraction

Oil Sands Processing- Separation

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Photo courtesy of Syncrude

Oil Sands Processing- Separation

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Primary Extraction – Hot Water Flotation Bitumen froth secondary extraction

Bitumen is Sent to Storage Tanks - Material Settles Before Being Upgraded

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Secondary

extraction

tanks &

upgrading

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Tailings is Sent to Tailings Ponds

Tailings Reduction and Remediation

• Tails are the leftovers after the oil is removed

• Sand (coarse tails), clays (fine tails, mature fine tails), trace oils & kerogens

• The sand is received in sands dumps

• Fine tails become clay suspensions

• Water must be removed to reclaim land

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Step 1: Native Seed Collection Step 2: Soil Salvage & Placement

Step 3: Barley Nurse Crop Step 4: Tree & Shrub Planting

Reclamation Preparing for Reclamation

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• Suncor is the first oil sands company to complete surface reclamation of a tailings pond.

• This 220-hectare site was Suncor’s first settling pond for oil sands tailings in 1967.

Wapisiw Lookout: First reclaimed tailings pond