I use waterbutts, so isnt an issue
Looking for a sumergeable transfer pump and came across this... what do you think, will it do the job of transfering 400L no more than 10M away once each morning ? http://cgi.ebay.co.uk/SUBMERSIBLE-DIRTY-WATER-PUMP-Pond-Garden-FLOAT-SWITCH_W0QQitemZ250433522044QQcmdZViewItemQQptZUK_HomeGarden_Garden_PondsWaterFeatures_UK?hash=item3a4f00497c&_trksid=p3286.c0.m14