Three waters report and outlook For the quarter ending 30 June 2017 Our water, our future. Our operating conditions Three waters report and outlook The after effects of the November 2016 earthquake have For the quarter ending 30 June 2017 dropped away but are still having an impact on our business. Operationally we are still seeing a higher number of leaks in our networks, particularly in areas where our network is Contents seismically vulnerable. We also continue to have higher levels Our operating conditions ................................................................. 2 Front page picture of infiltration in certain parts of our wastewater network, A dawn blessing was held for particularly in the Wellington CBD. We are still investigating Outcome 1 – Safe and healthy water ........................................... 3 the harbour bores barge and drilling rig before it was towed the sources but it is believed this is partly related to Outcome 2 – Respectful of the environment ............................. 5 to site in Wellington Harbour. earthquake damaged pipes. Outcome 3 – Resilient networks support the economy .......... 7 Our head office in Petone has some questions around its In the news building strength and we are working on understanding Health and safety ............................................................................... 9 what this may mean for us as a frontline infrastructure company in the future. http://www.stuff.co.nz/national/ Value for money ...............................................................................10 health/91957456/earthquake-damage-a- The construction labour market remains tight. Our contractors are telling us that finding and possible-source-of-ecoli-in-lower-hutt-water Programme delivery ........................................................................11 retaining key staff is tricky. The construction industry needs an additional 30,000 workers by http://www.stuff.co.nz/ Stakeholder engagement ............................................................... 12 environment/92132386/whats-polluting- 2019. One in five new jobs created between 2016 and 2019 would be in construction, according our-urban-harbours-and-streams to Ministry of Business, Innovation and Employment forecasts. A labour crunch in construction http://www.stuff.co.nz/national/ was also highlighted by Statistics NZ which showed that almost 80 per cent of construction health/92182391/expert-wants-details-of- firms reported vacancies last year. Around 3,600 out of roughly 4,600 construction businesses ecoli-in-lower-hutts-aquifer-made-public represented in the survey had needed staff, and nearly 60 per cent said they had hard-to-fill http://www.radionz.co.nz/news/ vacancies. Trade-related skills, management or supervisory skills, and professional or technical skills national/330086/lower-hutt-water-likely- were the hardest skills to find in job applicants. to-be-’permanently-chlorinated’ http://www.radionz.co.nz/news/ New connection applications national/330521/drilling-to-begin-to-access- wellington’s-undersea-freshwater Four cities https://www.tvnz.co.nz/one-news/ Previous quarter This quarter new-zealand/wellingtonians-could-soon- drinking-water-beneath-harbour https://www.stuff.co.nz/dominion-post/ news/94106831/government-6m-to-part- 81 fund-emergency-water-supplies-in-the- 88 wellington-region Year to date: 169 This quarter, last year: 100 Year to date, last year: 211 2 Your public water company. Safe and healthy water THREE WATERS REPORT AND OUTLOOK 1 APRIL – 30 JUNE 2017 Outcome 1 Treatment installed for Lower Hutt water supply Our investigations into the possible causes We delivered and consequences of the recent detection of bacteria in aquifer water concluded in 12,825 million litres Drinking water supplied July, without identifying a specific source of safe drinking water to 144,000 of the bacteria. This means we have to act 14,500 12 months: 1 Jul 2015on - 30the assumption Jun 2016 the same12 thing months: 1 Jul 2016 could connections - 30 Jun 2017 during this quarter. Jul - Sep Q1 12147.0happen again, and as a result, we continued 12434.9In the same quarter last year (April 14,000 to chlorinate the water supply to the Hutt Oct - Dec Q2 13228.8Valley. We are also fast-tracking a project to 13102.2– June 2016), we delivered 12,537 13,500 Jan - Mar Q3 13899.4install ultraviolet treatment at the Waterloo 13293.9million litres. Treatment plant, in time for summer. 13,000 Apr - Jun Q4 12537.4Investigations into possible sources of 12824.9 contaminationService Goal in the widerperformance aquifer are reporting 12,500 continuing, led by a team from the Greater Reporting to: Jun-17 Quarterly Status Customer YTD Millions of Litres Wellington Regional Council. Service Goal Aspirational Direction 12,000 Outcome StatusYTD Q1Q1 Q2 Q2 Q3 Q3 Q4 Q4 11,500 We provide safe and healthy drinking water Stay the same S S S S S 12 months: 1 Jul 2015 - 30 Jun 2016 12 months: 1 Jul 2016 - 30 Jun 2017 11,000 We operate and manage assets that are safe for our suppliers, Stay the same S S S S Q1 Q2 Q3 Q4 people and customers S Jul - Sep Oct - Dec Jan - Mar Apr - Jun We provide an appropriate region-wide fire-fighting water supply Stay the same S S S S to maintain public safety S Safe and Healthy Water Healthy and Safe We minimise public health risks associated with wastewater and Stay the same S S S S stormwater S Customer YTD Quarterly Status Service Goal Aspirational Direction Outcome Status Q1 Q2 Q3 Q4 We manage the use of resources in a sustainable way Improve S S S S S Your public water company. 3 We will enhance the health of our waterways and the ocean Improve S S S S S We influence people’s behaviour so they are respectful of the Improve S S S S environment S Respectful of the environment the of Respectful We ensure the impact of water services is for the good of the Improve S S S S natural and built environment* S Customer YTD Quarterly Status Service Goal Aspirational Direction Outcome Status Q1 Q2 Q3 Q4 We minimise the impact of flooding on people’s lives and Improve S S S S proactively plan for the impacts of climate change S We provide three water networks that are resilient to shocks and Improve S S S S stresses S We plan to meet future growth and manage demand* Improve S S S S S We provide reliable services to customers Stay the same S S S S S Resilient networks support our economy* our support networks Resilient * Minor wording changes made to better reflect the intent of the Outcome and Goal. SOI version still being tracked and reported against. Safe and healthy water THREE WATERS REPORT AND OUTLOOK 1 APRIL – 30 JUNE 2017 Outcome 1 Water supply issues: Temporary removal of Waiwhetu Aquifer bores from service Buick Street public aquifer taps reopened to public We temporarily removed four of the eight Waiwhetu Aquifer bores from service due to The Buick Street public taps were increased levels of bacterial activity at these particular bores. The current level of water reopened to the public on 26 June. demand is able to be met by the remaining four bores, and the Gear Island Water Treatment The fountain was closed in mid- Plant has returned to service following damage from the earthquake and thorough checks April due to the bacterial activity in for bacterial contamination. Once demand begins to pick up in spring and summer we will the aquifer. need to reinstate the other bores in order to meet the expected summer demand for water. We installed a small UV unit that With this in mind, we’ve begun work to install an interim UV unit at Waterloo Water treats the source water before it Treatment Plant. This is expected to be installed and operational by September. The comes out of the tap. At the flow- installation of this unit and the continued chlorination will give us confidence that the rate of water from the public taps, bacterial and protozoa risk is removed. This first interim UV unit has enough capacity to the UV unit provides effective cover the winter demand for water; we’re looking at adding an additional two UV units so barriers against contaminants that we can cover the expected summer demand. such as giardia, cryptosporidium, campylobacter and E.coli, and Macaskill Lakes – filter replacement project under way complies with the Drinking Water We have replaced and commissioned the first of the six filters at the Te Marua Water Standards of New Zealand. UV Treatment Plant with a new material that will reduce the risk of taste and odour problems, treatment is a non-chemical as well as reducing the risk of toxins from algae. We are expecting this work to be treatment option that doesn’t completed by November 2017. affect the taste of the water. Return to service of the Gear Island Water Treatment Plant The public taps at Dowse Square on Laings Road were re-opened in The Gear Island Water Treatment Plant has returned to service following damage from the early August. earthquake and thorough checks for bacterial contamination. Lower Hutt’s mayor Ray Wallace looks on as Wainuiomata resident Irving Caldwell fills bottles from the Buick Street public taps. 4 Your public water company. Outcome 2 – Respectful of the environment THREE WATERS REPORT AND OUTLOOK 1 APRIL – 30 JUNE 2017 Outcome 2 Setting limits and objectives for fresh water Consent compliance 1 April – 30 June 2017 (snapshot covering these activities) As an entity which discharges contaminants through our stormwater and wastewater network Service Goal performance reporting into freshwater bodies and also as the supplier of the region’s bulk water, Wellington Water will be Nature of work ReportingTarget to: Jun-17 Status Customer YTD Quarterly Status required to meet objectives and limits set by the Greater Wellington Regional Council through its Service Goal Aspirational Direction OutcomeExtracting water Full compliance Status Q1 Q2 Q3 Q4 Natural Resources Plan.