THE -AREA AS A GLOBAL NODE FOR FUTURE WATER MANAGEMENT

Dr. Uli Paetzel, CEO of & LIPPEVERBAND Dr. Lars Günther, operation manager wwtp Bottrop June 20th, 2017 EMSCHERGENOSSENSCHAFT / LIPPEVERBAND Public water associations for over a 100 years

COOPERATIVE AREA LV

COOPERATIVE AREA EG

EUROPE NORTH -WESTPHALIA OUR COOPERATION PARTNER

Emschergenossenschaft

Commercial & Municipalities industrial companies

Mining industry WATER MANAGEMENT: KEY FIGURES Emschergenossenschaft and Lippeverband 2016

Stream network 736 km Sewer network 1,321 km Pumping stations 352 Polder areas 842 km² Wastewater treatment plants 59 Design capacity 7.27 Mill. PE Volume of treated wastewater 0.85 Billion m 3/a Stormwater treatment Lippeverband Facilities 438 Installed volume 1,161,183 m3 Flood protection Flood retention basins 57 Installed retention volume 5.0 Mill. m 3 Dykes 193 km Emschergenossenschaft ECONOMIC KEY FIGURES Emschergenossenschaft and Lippeverband 2015

Lippeverband Turnover 409 Mill. EUR

Investments 443 Mill. EUR

Total balance 4.7 Billion EUR

Fixed assets 4.3 Billion EUR

Operative cash flow 130 Mill. EUR

Profit non profit Emschergenossenschaft Employees 1,598 OUR MOTIVATION …

KEY FACTS

− We manage the natural river catchments of and

− We are service providers around the water cycle

− Together we are the largest water board in Germany

− We are water board cooperatives in the form of public sector entities

− We are a water board since 1899 INTEGRATED WATER MANAGEMENT FOR THE COMPLETE WATER CYCLE

Stormwater management Water extraction

River maintenance

Waste disposal Flood protection Renaturation

Waste water treatment Polder management THE EMSCHER VALLEY IN TIMES OF INDUSTRIALIZATION Booming economy – increasing population

Population development and coal production 1850 to 1920

Coal production Population

Geografische Rundschau 7-8/2013 THE EMSCHER VALLEY AROUND 1900 Flooding caused epidemics and diseases THE CONSTRUCTION OF THE TECHNICAL EMSCHER SYSTEM 1900 – 1940 1992 – START OF THE EMSCHER CONVERSION Biggest infrastructural project in Europe FROM GREY TO BLUE – EMSCHER CONVERSION From mining and steel production to a modern and eco-friendly region THE EMSCHER CONVERSION The largest infrastructure project in the region

− Budget frame: > 5 billion Euros

− Construction of 4 decentral wastewater treatment plants

− 423 km of sewers

− 326 km of renatured waterways

WASTEWATER-FREE IN 2020/21 EMSCHER WASTEWATER SEWER „Wastewater motorway“ for the new Emscher system

DINSLAKEN

OBER- HAUSEN

GELSEN- BOTTROP DUISBURG KIRCHEN

HOLZ- WICKEDE

− Length: 51 km − Depth: 10 – 40 m − Sewers: 73 km − Shafts: 113 − Pipe elements: 35.000 − Pumping stations: 3 − Diameter: DN 1600 – DN 2800 − Construction period: 2009 – 2019 CHALLENGING CONDITIONS ALONG THE EMSCHER High population density CHALLENGING CONDITIONS ALONG THE EMSCHER Infrastructural change

Stahlwerk Phoenix Ost, DO-Hörde Phoenix See, DO-Hörde CHALLENGING CONDITIONS ALONG THE EMSCHER Climate Change

180 900 Niederschlag im Emschergebiet in mm (November 2015 - August 2016) 160 800

140 700

120 600

100 500

80 400

60 300

40 200

20 100

0 0 Nov Dez Jan Feb Mrz Apr Mai Jun Jul Aug

WW- Jahr 2016 120-jähr. Mittel WW- Jahr 2016 120-jähr. Mittel THE EMSCHER CONSTRUCTION: A TECHNICALLY AND ENGINEERING MASTERSTROKE

THE TRANSFORMATION OF A REGION From mining and steel production to a modern and eco-friendly region A PERMANENT VALUE FOR PEOPLE AND REGION Creating jobs and economic benefits

BaustellePrimary sedimentation AKE in Bottrop tanks in Dinslaken A PERMANENT VALUE FOR PEOPLE AND REGION Urban Development

BorbeckerLake Phoenix Mühlenbach, in Dortmund Essen A PERMANENT VALUE FOR PEOPLE AND REGION Giving back diversity to the region

Brandheide, Recklinghausen A PERMANENT VALUE FOR PEOPLE AND REGION Increasing biodiversity

+ 280

1990: 170 species 2016: 450 species A PERMANENT VALUE FOR PEOPLE AND REGION Discovering and learning

Dortmund-Aplerbeck MORE THAN ENGINEERING AND ECOLOGY: THE MASTERPLAN EMSCHER-ZUKUNFT 2884 single projects for urban development and landscape planning

Script for the Emscher reconstruction and the structural transformation of the New Emscher Valley

Water economy Ecology Urban development Design and Construction URBAN DEVELOPMENT Lake Phoenix in Dortmund

− Floodwater retention basin for 250,000 m³

− Lake ecosystem and leisure facilities URBAN DEVELOPMENT BernePark: Subsequent use of a former wastewater treatment plant

Berne Park in Bottrop URBAN DEVELOPMENT Rainwater decoupling as a designing element – urban area Bausemshorst in Essen (Vivawest) PARTICIPATION Precondition for the success THE EMSCHER TRANSFORMATION A great chance for the whole region

− Modernization of the technical wastewater infrastructure − Designing of landscape and the urban shape

− Development of the Emscher as linear habitat with new − Improving the quality of life ecological areas and leisure facilities − Economic improvement of the Emscher region THANK YOU FOR YOUR ATTENTION!