Authority for the Environment, Climate, Energy and Agriculture

Groundwater lowering report measurement data

If you lower the groundwater level, you may be required to report how much water you have extracted or how the groundwater level is changing. Learn how and where to report the measurement data.

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Message monitoring data groundwater lowering

Detailed description

If you want to lower the groundwater level, you need a water law permit.


The granting of this permit is often subject to certain conditions (conditions). These may include the requirement to regularly report to the relevant authority:

  • how much water you have pumped or
  • how the groundwater level has changed.
 

Information

Prerequisites

You already have a permit to lower (extract) groundwater and with the permit you have been required to report measurement data.

Documents required

No

Please note

There are no special features to consider.

Deadlines

You can find the deadlines in your water law permit for groundwater lowering.

Procedure

  • You receive permission with conditions.
  • They set up the prescribed measuring points.
  • You transmit the data in accordance with the instructions given to you with the permission.

Processing time

Your message will be received immediately.
If your data requires action, the responsible department will contact you shortly.

Fees

No

Legal remedies

Not applicable. This is a notification by you

Legal basis

§ 13 Water Resources Act (WHG)


https://www.gesetze-im-internet.de/whg_2009/__13.html

Forms and downloads

Links on hamburg.de

Address and contact information

Authority for the Environment, Climate, Energy and Agriculture

Water Management

We have a limited number of customer parking spaces. To reserve a parking space, please contact our receptionist by e-mail at zugang@bsw.hamburg.de or by telephone on +49 40 428 40 - 50 50. Our working hours are: Monday to Thursday from 8:00 a.m. to 3:15 p.m , Friday from 8 a.m. to 1:30 p.m.

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Keywords: Lowering of groundwater Exemption permission

Last updated: 16.02.2026