Credit Investor Presentation

£m impact Robust plans across common AMP7 ODIS £100m flying start investment targeting improved performance in key areas P10 penalties (£55) (£50) (£45) (£40) (£35) (£30) (£25) (£20) (£15) (£10) (£5) £0 Water quality compliance (CRI) Reducing interruptions to water supply Leakage Per capita consumption Mains repairs Unplanned outage Internal flooding Incidents Pollution incidents Sewer collapses Treatment works compliance P90 rewards £5 £10 £15 £20 £25 £30 £35 Projected P10 underperformance payments and P90 outperformance payments for United Utilities' common and comparative performance commitments over 2020-25 excluding C-MeX and D-MeX. Source: Ofwat Final Determination, December 2019 سا Accelerated investment with a flying start Smarter networks, increased visualisation and predictability Systems Thinking & Innovation Central planning and decision making capability Embedded innovative technologies with AMP7 trials already underway Leading Capability in our people and ways of working Integration, optimisation and collaboration across all our asset plans United Utilities • Credit Investor presentation . 37

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