Record No. 14111194 WITHOUT CONTROLS WITH EXISTING CONTROLS TREATMENT The risk: describe what can happen and how it can happen Op Maintenance - Water To be revised once WSP in place for all supplies - 2014 Ref: 13125554 - Blenheim Supply Bulk to be superseded by Water Safety Plans - residual will become operational risks appended to the WSPs. Security/Storage Risk?? To be revised once PHRMP in place for all Category Risk Area supplies - 2014 Ref: 13125554 - Blenheim Storage Natural Earthquake All Tanksand Part of Dam break Essons Dam Hazard reservoirs analysis. Will check break analysis - designed and compliance with Dam BWi Dec 2013. sited to Regulations under earthquake Building Act. standards. Alternative source. 5 D H Water 4 E M Y restrictions. Dam break analysis (Essons Valley). Earthquake activated valves (Blenheim and Picton). Page 143 5 – 1secneuqesnoC doohilekiL E - A ksiR fo leveL gnitsixe eht era tahW slortnoc5 – 1 secneuqesnoCdoohilekiLE-AksiRfoleveLslortnoc gnitsixe eht erA etauqedastnemmoC nalP noitcA