November 09, 2016

WAT 2016 in Essen (Ger)

Joerg Koelbl reports about the topic „Is waterloss a criteria for network maintenance?“

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20.-21. October 2016

Water Ideas 2016 Workshop in Bologna/Italy

January 2016

Congratulations to Allan Lambert! He has been voted No. 8 of 25 International Water Industry Leaders in a poll by the readers of Water & Wastewater International. Find further info under What’s New on the LEAKSSuite website

October 2015

Austrian ILI Data Set online

A set of verified Austrian ILI data (Infrastructure Leakage Index) has been published on Allan Lambert‘s Leakssuite website: Link to Leakssuite

September 2015

SVGW Workshop „Pipe Networks“

Participants from Switzerland, Germany and Austria discussed topics of pipe condition, water loss, asset- and excavation management as well as online monitoring in a 2-days cooperation workshop in Zurich (CH). Joerg Koelbl reported about „Leakage-Management - Experiences of Case-Studies from different EU-States“.

August 2015

Completion of EIB Project „Support to NRW Reduction in Bulgaria“

Joerg Koelbl supported the German consulting firm IncoWest with a European Investment Bank (EIB) programme to provide operational support to a number of municipalities and water companies throughout Bulgaria to reduce their Non-Revenue Water (NRW) and to improve the overall efficiency of water services.

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June 2015

aqua press INTERNATIONAL 02/2015: Report about the „EU Reference Document Good Practices on Leakage Management WFD CIS WG PoM“ with focus on the Austrian Case Studies provided by Blue Networks about „Small Utilities“ and „Salzburg“. Read the online version of aqua press INTERNATIONAL.

20-21 May 2015

OVGW Congress in Graz

The OVGW Congress Gas Water focuses on future oriented ideas and  achievements of both sectors, gas and water.

Joerg Koelbl reports about the topic„Water Loss Management in Europe“

1 March 2015

Blue Networks starts into the 4th year!

January 2015

EU Reference Document Good Practices on Leakage Management WFD CIS WG PoM including two Austrian case Studies by Blue Networks is available now

Download Main Report

Download Case Studies

Dissemination Plan

22-24 October 2014

IWA Water Ideas Conference in Bologna, Italy

Joerg Koelbl speaks about the topics„Learnings from implementing the IWA Methodology to National Water Loss Guidelines“ and „Leakage reduction in small Austrian Utilities“

June 2014

Milestone in Project Golfpark Grottenhof:

The approval process has been completed rapidly

30 March - 4 April 2014

IWA Water Loss 2014 Conference, Vienna, Austria

Joerg Koelbl speaks about the topics „Virtual Zone Monitoring“ and „A review of the Update of the German W 392 Guidelines“

5-6 February 2014

Efficient Water Distribution Seminar, Brimingham, UK

Joerg Koelbl speaks about the topic „An international view of performance measures“

November 2013

Project-News from Golfpark Grottenhof:

Milestone hearing of environmental approval process successfully achieved - start of construction in springtime 2014 possible

September 2013

New: Our Operation and Maintenance Manual:

We provide a practicable solution for the preparation of an Operation and Maintenance Manual for water supply utilities according OVGW directive W 85 and offer our support for the ongoing actualisation of the document.

August 2013

New: Download our Company Profile: BlueNetworks_Company-Profile.pdf

26 April 2013

An exciting project has finally been presented to the public:

Golfpark Grottenhof.

Blue Networks is responsible for the Project Management and coordination of an Environmental Impact Study.

9-12 April 2013

5th IWA International Conference on Benchmarking and Performance Assessment of Water Services
Medellin Kolumbien

Joerg Koelbl is Co-Author of Heimo Theuretzbacher-Fritz (Graz University of Technology) in a paper about the overall industry improvement of the water sector triggered by benchmarking.

September 2012

Kooperationsworkshop Wasserverluste, Hirschwang

In a 2-day workshop experts from Austria, Germany and Switzerland discussed main topics of water loss management. The workshop was organised by MA31 - Vienna Water. Blue Networks developed the program and moderated the workshop.

Download publications about the workshop (in German language)

in Forum Gas Wasser Wärme 06/2012  Forum-GWW_2012_06_WS-WV.pdf

and in Aqua & Gas 12/2012

AquaEtGas_1212_1063 97.pdf

June 2012

Blue Networks is PiReM-Partner

As of now we are part of the interdisciplinary PiReM-network with commercial  and scientific partners. With the innovative softwaretool PiReM we provide computer based, state-of-the-art rehabilitation planning services and support herewith a professional asset management for water supply networks and other utility services.

23-25 May 2012

IWA Water Loss Europe 2012, Ferrara, Italy

Joerg Koelbl presents the topic „Detailed analyses of water loss management processes in support of network asset management“ at the IWA Water Loss Europe 2012 conference.

Download paper:


18-20 April 2012

European Utility Conference, Vienna, Austria

Joerg Koelbl presents the topic„Innovative network monitoring technologies for hydraulically not separated large zones“

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Welcome to Blue Networks!

We are consulting engineers for water management, environmental engineering and technical geology and we are specialised on the sustainable optimisation and conservation of pipe-bounded infrastructures. Furthermore, we provide comprehensive services in the fields of urban water management, geology, energy and environment.