Low waterWater level apps for planning cruises on inland waterways

David Ingelfinger

 · 16.07.2026

Due to the ongoing drought, inland waterway transport is restricted and cargo ships can only sail with a reduced load. Recreational boating will also be more severely affected if the drought continues. | Marc John
Photo: picture alliance / Bonn.digital
​The ongoing drought is causing water levels to fall in many German inland waterways. Specialised systems can help provide accurate information on current and future water levels. Here are three water level apps for German and international inland waterways.

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Low water levels affect not only commercial shipping but also, increasingly, recreational boating. On inland waterways in particular, knowing the current water level and medium-term trends is vital in order to allow for shallow stretches in good time.

My levels

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“Meine Pegel” is the official water level and flood app from the flood centres and provides access to around 3,000 gauging stations in Germany. Users can set their own thresholds and receive push notifications if a water level rises above or falls below a certain level. The app not only provides current readings but also water level forecasts for around 400 gauges, which can be very useful for medium-term planning of river trips. The app is free of charge and ad-free, as it is a government service. The high reliability of the data is praised, whilst the design is rather functional and understated compared to commercial apps.

RiverApp

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The RiverApp provides water level data from around 40,000 monitoring stations worldwide. The German network of federal waterways – from the Rhine to the Elbe – is also fully covered. The app displays current water levels, trends and water temperatures. By integrating official data sources, skippers can monitor specific sections of rivers and track changes in water levels over several days.

The pricing structure is divided into different models. Whilst the basic data is available on an ad-supported basis, the premium versions unlock push notifications and an ad-free map view. The ad-supported basic version is free of charge. The premium upgrade costs €1 per month, €7 per year or a one-off payment of €29.99 for permanent use.

  • For iOS and Android
  • Costs: Free basic version / Premium subscription: €0.99 per month and €6.99 per year / Lifetime licence: a one-off payment of €29.99.

Level Alarm

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The ‘PegelAlarm’ app has access to around 30,000 international monitoring stations in German-speaking countries, across much of Europe and in the USA. Rather than having to switch between the websites of various national authorities, the app brings together the different data sources in one place.

As well as providing regular updates on water levels, the app features a rain radar for monitoring the weather. Skippers can set individual alert thresholds for each monitoring station. If the water level rises above or falls below the specified threshold, the smartphone will sound an alarm – either via a tone, vibration or the LED flash. In the Pro version, the app also provides specific water level forecasts for selected stations, historical maximum values and the option to receive alerts directly via text message in the event of poor network coverage.

  • For iOS and Android
  • Costs: Free basic version / Premium subscription: €1.99 per month or €19.99 per year

​​​You can find more apps here:


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Weit entfernt von den Küsten im Rhein-Main-Gebiet aufgewachsen, fand David Ingelfinger erst im Alter von elf Jahren auf den niederländischen Gewässern zum Segelsport. Was als Familienurlaub ohne großartige Vorkenntnisse begann, mündete in einer steilen Lernkurve, aus der die dauerhafte Leidenschaft fürs Segeln entsprang. Seine praktischen Erfahrungen festigte er über die Jahre mit dem Erwerb des SKS und zahlreichen Meilen als Skipper auf Charteryachten im Ijsselmeer, der Nordsee sowie im Mittelmeer. Nach seinem Studium der Publizistik schlägt er nun die Brücke zwischen dem journalistischen Handwerk und der Praxis auf dem Wasser und bringt seine Begeisterung für den Sport als Volontär in die Redaktion der YACHT ein.

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