Linda Sutton Performance and Water Quality Enhancer 20 th May 2013

1. Linda Sutton Performance and Water Quality Enhancer 20th May 2013 Hartlepool Water is a business name of Anglian Water Services Limited

2. Overview • Population served approx. 90,000 • Properties connected approx. 44,000 • Supply around 31 Ml/day via approx 600km of water main • All groundwater sources; 18 boreholes, 11 sites • Highly mineralised, typical total hardness of 450 mg/l CaCO3, naturally occurring Fluoride • 3 Treatment Works, 6 Service Reservoirs, 3 Supply Points and 3 Water Quality Zones

3. Performance/Compliance • 2012 4974 samples taken - 1 Treatment Work sample exceeded the turbidity specification (1.2 NTU) • 2011 5355 samples taken - 1 Treatment Work sample exceeded the turbidity specification • 2010 5110 samples taken - 1 Service Reservoir sample had 1/100ml total coliform • 2009 4580 samples taken - 1 Outlet Treatment Work sample had 3/100ml total coliforms; 2 different zone samples had 1/100ml total coliform • 2008 4676 samples taken - no samples failed

4. Events • 2012 5 discoloured water events all classified as minor events • 2011 1 discoloured water event classified as a minor event 1 sampling anomaly event classified as a minor event • 2010 1 discoloured water event classified as a significant event • 2009 1 discoloured water event classified as a minor event • 2008 1 non-event; boil water notice on Private Distribution System

5. Consumer Contacts

6. Customer Contacts Discolouration

7. Acceptability of water to consumers (appearance, taste & odour, illness)

8. Compliance Zone/Supply Points • Mean Zonal Compliance Iron – 100% • Mean Zonal Compliance – 100% Distribution System Integrity • Distribution Maintenance Index (Turbidity, Iron and Manganese – 100%

9. Compliance Treatment performance indices • Process Control Index (Colour, pH, Nitrate, Nitrite, Aluminium, Fluoride, THM, Bromate – 100%