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Authority for the Environment, Climate, Energy and Agriculture

Infiltration of rainwater - permit-free

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Address and contact information


Authority for the Environment, Climate, Energy and Agriculture
Water Management
Neuenfelder Straße 19 21109 Hamburg

Room: G.04.342

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Facility info

Mensch in einem Rollstuhl Accessible

Public transport

S3/S31 Wilhelmsburg, Bus 13/151/152/154/156/252 Dratelnstraße

Important notes


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Documents required

Application and building templates.

You can download the form for reporting a permit-free infiltration of rainwater here.

Please note

Permission is not required
  • provided that no more than 250 square meters of paved area is connected to the drainage system
  • infiltration outside of Zones I and II of water protection areas
  • as well as outside of contaminated sites and suspected contaminated sites, and
  • the requirements for harmless infiltration from the ordinance are complied with.


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Procedure & Fees


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Processing time

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Legal notes

Legal basis

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Public Service Disclaimer

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