• Fundamental Maps
  • Plate 1.1
    General Topographic Map of Switzerland and Introduction to the Atlas
  • Plate 1.2
    Characteristics of Small Basins
  • Plate 1.3
    Index of Rivers and Lakes in the Swiss Waters Information System (GEWISS)
  • Plate 1.4
    Precipitation, Temperature and Runoff over the Past Few Centuries
• Precipitation
  • Plate 2.12
    Precipitation-Measuring Networks
  • Plate 2.2
    Mean Annual Corrected Precipitation Depths 1951–1980
  • Plate 2.3
    Mean Annual Corrections of Measured Precipitation Depths 1951–1980
  • Plate 2.4
    Extreme Point Rainfall of Varying Duration and Return Period 1901–1970
  • Plate 2.42
    Extreme Point Rainfall of Varying Duration and Return Period 1901–1970
  • Plate 2.5
    Extreme Regional Precipitation of Varying Duration and Return Period 1981–1993
  • Plate 2.6
    Mean Annual Precipitation throughout the European Alps 1971–1990
  • Plate 2.7
    Mean Seasonal Precipitation throughout the European Alps 1971–1990
  • Plate 2.8
    Weather Types and Distribution of Precipitation throughout
    the European Alps
• Snow and Glaciers
  • Plate 3.12
    Cryosphere-Measuring Networks: Snow, Glaciers, Permafrost
  • Plate 3.2
    Depths of Snow and Water Equivalent of the Snow Cover;
    Depths of Fresh Snow of Extreme Events
  • Plate 3.3
    Water Equivalent of the Snow Cover
  • Plate 3.4
    Spatio-Temporal Variation in the Water Equivalent of the Snow Cover
  • Plate 3.5
    Extreme Accretion of the Snow Cover
  • Plate 3.6
    Variation of the Snow Line
  • Plate 3.7
    Variations in Length and Mass of Glaciers since the Last Maximum around 1850
  • Plate 3.8
    Holocene Glacial Fluctuations
  • Plate 3.9
    Permafrost – Distribution and Particular Aspects
  • Plate 3.10
    Glacier Parameters and Their Changes, 1850–2000
  • Plate 3.11
    Mean Snow Depths, 1983–2002
• Evaporation
  • Plate 4.1
    Mean Annual Actual Evaporation 1973–1992
  • Plate 4.2
    Spatio-Temporal Variations in Net Radiation 1984–1993
• Rivers and Lakes
  • Plate 5.12
    Hydrometric Networks
  • Plate 5.2
    Discharge Regime – the Basis for the Estimation of Average Flows
  • Plate 5.3
    Influence on Rivers by Water Power Stations (> 300 kW) and the Lake Control
  • Plate 5.4
    Natural Runoff 1961–1980
  • Plate 5.5
    Influence of Civil Engineering on Rivers and Lakes
  • Plate 5.6
    Flood Discharge – Analysis of Long-Standing Measurement Series
  • Plate 5.7
    Major Floods – Differing Reactions of Catchments to Intense Rainfall
  • Plate 5.8
    Low Flow – Elements Used for Determining Q347 Flow Rate
  • Plate 5.9
    Attenuation of Flood Peaks in Rivers
  • Plate 5.10
    Water Withdrawal and Return
  • Plate 5.11
    Low Flow – Minimum Mean Discharge over Several Days
  • Plate 5.12
    Flood Discharge – Statistics for 1971–2007
• Water Balance
  • Plate 6.1
    Water Balance of River Basins
  • Plate 6.2
    Isotopes in the Water Cycle
  • Plate 6.3
    Components of the Natural Water Balance 1961–1990
  • Plate 6.4
    The Hydrological Significance of the European Alps
  • Plate 6.5
    Water Balance in Selected Medium-Sized Catchments 1961–2007
  • Plate 6.6
    Water Balance of River Basins in the 20th Century
• Material Balance
  • Plate 7.12
    Measuring Sites for the Investigation of Chemical and Physical Parameters in Rivers and Lakes
  • Plate 7.2
    Average Concentration of Selected Chemical Parameters in Surface Waters
  • Plate 7.3
    Temperature in Rivers and Lakes
  • Plate 7.4
    Sediment Concentration and Suspended-Load Transport in Rivers
  • Plate 7.5
    Types of Groundwater Pollution
  • Plate 7.6
    Changes in Selected Chemical Parameters in Rivers and Lakes, 1976–2000
  • Plate 7.7
    Temperature Fluctuations in Rivers and Streams, 1976–2005
  • Plate 7.8
    Bed-Material Loads in Selected Catchments
• Soil- and Groundwater
  • Plate 8.1
    Geological, Hydrogeological and Pedological Basic Maps and Profiles
  • Plate 8.2
    Geological and Hydrogeological Profiles, Part 1: Geology
  • Plate 8.3
    Geological and Hydrogeological Profiles, Part 2: Hydrogeology
  • Plate 8.4
    Principal Types of Aquifers
  • Plate 8.5
    Observation of Groundwater Level and Spring Discharge
  • Plate 8.6
    Groundwater Resources
  • Plate 8.7
    Vulnerability of Groundwater Resources
• Transparent Sheets
  • Sheet 1
    Names of places, mountains and regions, national grid references in accordance with 1:25 000 and 1:50 000
    Ordnance Survey maps
  • Sheet 2
    Small and medium scale catchments, large river basins

Hydrological Atlas of Switzerland – Plate 3.6, table

 
Tabelle «Entwicklung der Schneedecke (Trüebsee)»

Die Tabelle umfasst 35 Datensätze

Legende
 

Feldname	Beschreibung
Jahr	Messjahr Beispiel: Messjahr 82 = Messperiode 1981/1982
einschneien	Die Zahlen bezeichnen die Anzahl Tage ab 1. September, wobei der 31. August = 0 ist.
ausapern	Die Zahlen bezeichnen die Anzahl Tage ab 1. September, wobei der 31. August = 0 ist.

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