The National Library has digitised its 1974 flood maps, in response to public interest. http://catalogue.nla.gov.au/Record/1550973 http://catalogue.nla.gov.au/Record/1550980 For current information on the Queensland floods, there are severalk sources of mapping: Brisbane City Council has PDF maps for all Brisbane suburbs showing historic inundation levels and current flood advice and warnings. Ipswich City Council has similar information for Ipswich suburbs. The Bureau of Meteorology (BOM) has Queensland river maps online showing the locations of flood warning rainfall and river height stations for each river basin. BOM also has a regularly updated South West Queensland Rivers Flood Information Map The Commonwealth Department of Sustainability, Environment,Water, Population and Communities has a recent natural rivers map for Queensland which may be downloaded.