All contaminated sites queries should be directed to DWER’s Contaminated Sites Information Line on 1300 762 982 or contaminated.sites@dwer.wa.gov.au All queries will be dealt with during normal office hours only (i.e. 8.30am to 4.30pm). The Contaminated Sites Register dataset is to remain Private and Confidential, and is not to be discussed with external parties particularly members of the general public.