SLIP is the Western Australian Government’s open data platform for sharing location-based (or spatial) information through Thousands of datasets can be accessed through SLIP via a wide range of maps. 

SLIP is a fantastic example of cross-government collaboration and efficiency; dozens of State and Local Government agencies make their data publicly available through SLIP and, supported by the WALIS initiative. Landgate manages SLIP on behalf of the State.

Most of the data can be viewed directly by anyone through public maps. Some data is available only by subscription. A small number of datasets are restricted for use between agencies in accordance with the Western Australian Whole of Government Open Data Policy.

Locate is a great way to get started with SLIP, and can be found in the Showcase section of along with links to other useful mapping portals published by a wide range of public sector agencies.

The new online Toolkit at provides useful information for data providers, consumers, developers, professionals and decision-makers, as well as support, advice and assistance to SLIP users.

SLIP Enquiries

Landgate’s Business Sales and Service team are specifically trained to handle SLIP questions.

Please contact the team at or +61 (0)8 9273 7683 (direct line), Monday to Friday, 8.30am to 5pm (AWST).

Let's collaborate!

Get in touch and let's see what we can achieve