State water supply
Regional water supply association
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legal form | Administration union |
founding | July 8, 1912 |
Seat | Stuttgart , Germany |
management | Frieder Haakh Wolfgang Eisele |
Number of employees | 280 |
sales | 63.5 million euros (2016) |
Branch | Water supply |
Website | www.lw-online.de |
The state water supply (LW) is a municipal association for long-distance water supply in Baden-Württemberg , based in Stuttgart.
The company was founded in 1912 and the plants went into operation in 1917. The 106 association members (as of 2017) include cities, municipalities, associations and supply companies in Baden-Württemberg and Bavaria. Today, the state water supply operates the drinking water supply of around 250 cities and communities - including the cities of Aalen , Ellwangen , Esslingen am Neckar , Göppingen , Ludwigsburg , Schorndorf , Schwäbisch Gmünd , Stuttgart , Ulm and Waiblingen - with an annual output of more than 90 million cubic meters of drinking water .
Around three million residents are supplied from the two waterworks in Langenau and Dischingen via a pipeline network of around 775 kilometers. Up to 450,000 cubic meters can be conveyed per day. This corresponds to an amount of 5,200 liters per second. The state water supply offers its association members services for drinking water supply, such as plant tours, engineering services, water analyzes and water meters.
The water quantities obtained by the state water supply are distributed as follows:
- approx. 40% karst groundwater , of which
- approx. 40% river water that is taken from the Danube near Leipheim . The extraction is regulated by a state treaty with Bavaria.
- approx. 17% spring water from the Buchbrunnen spring in the Egautal near Dischingen
- approx. 3% external procurement.
Annual values 2016
- Water supply
- Donauried: 26.8 million m³
- Egau waterworks: 15.8 million m³
- Burgberg waterworks: 10.2 million m³
- Danube water: 39.6 million m³
- Water consumption: 3.4 million m³
- Annual volume: 95.8 million m³
- Water release
- Annual fee according to water meters: 94.9 million m³
- Water and pumping stations
- Installed capacity: 49.7 MW
- Electricity consumption: 70.1 million kWh
- Power generation plants
- Installed capacity: 6.4 MW
- Electricity generation: 17.7 million kWh
- Pipeline network
- Total lines: around 775 km
- Container content
- Total: 389,995 m³