Electric lighting is used on the wharves in Hamburg's harbour for the first time. Now, ships can also be loaded and unloaded at night.
The first public electric lighting is installed on the town hall square and in parts of the harbour. The electricity needed for this is generated in Hamburg's first power station in the old city water mill (now Poststrasse).
The 'Börsenkeller' wine restaurant acquires an electricity meter, thus becoming the first electricity customer in Hamburg.
The first electric harbour cranes in the world come into use.
On March 15, a joint stock company under the name of 'Hamburgische Electricitäts-Werke AG' - HEW (Hamburg Power Stations) is founded. Its task is to generate and supply the Hamburg urban area with electric energy and district heating.
Supply of district heating in Hamburg begins. The first customer is the Hamburg town hall.
Building of the first HEW administration building begins at the Horsemarket, now Gerhard-Hauptmann-Platz.
HEW shares are registered on the stock market.
The state takes an initial 50 per cent share in the company. A concession contract establishes the supply area of HEW.
HEW, along with the Rudolf-Otto-Meyer company, founds the Hamburg District Heating Plant Co. Ltd. (Fernheizwerk Hamburg GmbH). With this, the use of combined heat and power (CHP) begins.
The first traffic light on Stephansplatz inaugurates the era of electrical traffic management in Hamburg.
On 1 April, with the Greater Hamburg Act, large-scale exchanges of territory between Prussia and Hamburg take effect. HEW's supply area is almost doubled, as the towns of Altona, Harburg and Wandsbek now also belong to Hamburg.
The first commercial apprentices are trained at HEW.
HEW supplies electricity from the East Hannover power plant to West Berlin - it is fed into the GDR grid at Hagenow and, in return, electricity is supplied from East to West Berlin.
HEW operates its first experimental wind power plant.
The thousandth district heating customer is connected. The supply network covers 100 kilometres.
HEW moves into its administrative building in the City Nord district of Hamburg.
The information centre on the construction site of the Brunsbüttel nuclear power plant is opened. It is the first of its kind in Germany.
With the commissioning of the Stade nuclear power plant, HEW begins to generate electricity by nuclear power.
HEW acquires a majority holding in the Hamburg Gasworks GmbH (HGW).
Start of the sale of the HEW shares held by the City of Hamburg.
Vattenfall AB acquires 25.1 per cent of the shares in HEW, and increases this holding to 96.8 per cent by 2002.
HEW acquires 89.5 per cent of Bewag shares. Renaming of Neue Kraft (New Power), consisting of HEW, VEAG and Laubag, as Vattenfall Europe.
Separation of the operating business of HEW AG into Erste HEW-Verwaltungs AG, followed by fusion of VEAG and HEW AG, and renaming of the resulting holding company to Vattenfall Europe AG.
Appointment of a joint Board for the companies Bewag and HEW, each with co-determination bodies.
Vattenfall sells 25 percent of the district heating and electricity grids in Hamburg to the city of Hamburg.
Vattenfall Europe AG becomes Vattenfall GmbH.
Vattenfall sells its remaining 75 procent of the electricity grid to the city of Hamburg.
The 1.548 MW coal-fired plant Moorburg becomes operational.