Copyright and Disclaimer


All images and text on this website are the sole property of Jon Engels except where credit under an image or text is given. No images or text may be used without written authorisation.

Images of tailings impoundment and embankment failures have either been provided by mining companies, government agencies or have been classed as public domain. Any discrepancies should be sent via the contact form here. Also, images that are perhaps sensitive to a company, project or individual can be removed on request.


The information on this website is designed to aid tailings related professionals and interested individuals. All the information contained in the site has been provided by reliable sources and researched extensively. No responsibility can be held against the owner of this website or the University of Leeds for any losses or damages that may occur from using the information or for any misjudgment/misinterpretation/sensitivity that is presented. The site is provided as a free information source with the opportunity for suppliers, individuals, or organisations to contribute to the research the site owner is carrying out.

Any information stated is not intended to address the specific circumstances of any particular individual or entity; not necessarily comprehensive, complete, accurate or up to date; sometimes linked to external sites over which has no control and for which assumes no responsibility; not professional or legal advice. does not warrant that the use of this information is free of any claims of copyright infringement. Please note that it cannot be guaranteed that a document available on-line exactly reproduces an officially adopted text.

Accordingly, all and third party information is provided "AS IS". Moreover, any external links to sites included are developed by persons over whom exercises no control.

Accordingly, assumes no responsibility for the content of any sites included. In no event shall be liable for any damages whatsoever, and in particular shall not be liable for special, indirect, consequential, or incidental damages, or damages for lost profits, loss of revenue, or loss of use, arising out of or related to the and web sites or the information contained in it, whether such damage arises in contract, negligence, tort, under statute, in equity, at law or otherwise.