Haselbach (Lorze)

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Haselbach
Haselbach near Maschwanden

Haselbach near Maschwanden

Data
Water code CH : 677
location Switzerland
River system Rhine
Drain over Lorze  → Reuss  → Aare  → Rhine  → North Sea
source in the Brügimatt near Hauptikon
47 ° 13 '43 "  N , 8 ° 30' 8"  E
Source height 561  m above sea level M.
muzzle at Maschwanden in the Lorze coordinates: 47 ° 14 '0 "  N , 8 ° 25' 1"  E ; CH1903:  674 090  /  231835 47 ° 14 '0 "  N , 8 ° 25' 1"  O
Mouth height 387  m above sea level M.
Height difference 174 m
Bottom slope 14 ‰
length 12.2 km
Catchment area 19.42 km²
Discharge at the Maschwanden
A Eo gauge : 19 km².
Location: 360 m above the mouth 		NNQ (1991)
MQ 1977–2017
Mq 1977–2017
 HHQ (1978) 		11 l / s
333 l / s
17.5 l / (s km²)
 15 m³ / s
Left tributaries Arbach, Wattbach
Right tributaries Loobach, Tobelbach, Dorfbach (Mettmenstetten)
Communities Kappel am Albis , Mettmenstetten , Knonau , Maschwanden

The Haselbach is a 12 kilometer long right tributary of the Lorze in the Swiss canton of Zurich . It drains an area of ​​19.42 square kilometers in the Knonaueramt (Säuliamt) in the southwest of the canton.

geography

course

The Haselbach rises at 561  m above sea level. M. near Hauptikon in the Brügimatt corridor in the municipality of Kappel am Albis . It initially flows in a southerly direction to the confluence of the Arbach in Uerzlikon , where it takes a north-westerly course. In this section, from the source to Rossau , the stream is mostly overturned. In Rossau it takes up the Loobach , which rises only about 100 meters from the source of the Haselbach. At Mettmenstetten the stream briefly changes its course to the south-east, but continues its course in a north-westerly direction at Knonau after the confluence of the largest tributary, the Wattbach , to Maschwanden . It flows through the village in a westerly direction in several small arches and finally flows out at 387  m above sea level. M. from the right into the Lorze, which flows into the Reuss a little later .

Catchment area

The catchment area of ​​the Haselbach measures 19.42 km², of which 66.3% is agricultural area, 20.9% wooded area , 11.3% settlement area, 1.1% unproductive area and 0.5% water area. The highest point of the catchment area is 674  m above sea level. M. directly below the Homberg ( 676  m above sea level ), the average height is 487  m above sea level. M. and the mean annual precipitation is 1170.072 mm.

In addition to the neighboring communities of Kappel am Albis , Knonau , Maschwanden and Mettmenstetten , the communities of Rifferswil in the canton of Zurich and Baar , Cham and Steinhausen in the canton of Zug have a share in the catchment area.

Tributaries

  • Arbach ( left ), 1.15 km
    • Wisligbach ( left ), 0.4 km
  • Weierrainligraben ( left ), 0.25 km
  • Bäumlergraben ( left ), 0.2 km
  • Loobach ( right ), 2 km
    • Ämetweidgraben ( right ), 0.35 km
    • Weidbächli (also Bilimoosgraben) ( right ), 0.3 km
  • Tobelbach ( right ), 2.45 km
    • Bätpurbach ( right ), 0.6 km
      • Greblenbach ( left ), 0.25 km
    • Sidlerweidbach ( left ), 0.15 km
    • Asplibach ( right ), 0.45 km
    • Moosmattenbächli ( left ), 0.15 km
  • Buerengraben ( right ), 0.45 km
  • Dorfbach (also Hinterer Dorfbach) ( right ), 2.3 km
    • Hombergbach (also Niderweidgraben) ( left ), 0.8 km
    • Oberdorfbach ( right ), 0.6 km
    • Vorderer Dorfbach (also Galgenfeldbach) ( left ), 0.75 km
    • Unterdorfbach ( left ), 1.5 km
      • Ottenloobach ( right ), 0.35 km
  • Wattbach (also Gruenholzbach and Häglimoosbach) ( left ), 5.5 km
    • nameless stream from Güllen ( right ), 0.45 km
    • Rotenbach ( right ), 1.6 km
    • Staldenhölzlibach ( right ), 0.2 km
    • Schlifibach ( right ), 0.1 km
    • Langacherbach ( left ), 1.4 km
    • Gfängbach ( left ), 1.5 miles
      • nameless stream near Marchstein ZG ( left ), 0.35 km
      • Baareggerbach ( right ), 1.3 km
  • Margelbach ( right ), 1.6 km
  • Uttenbergbächli ( right ), 0.8 km
  • Ägelseegraben ( right ), 1.55 km
    • right branch ( right ), 0.25 km

Web links

Commons : Haselbach  - Collection of images, videos and audio files

Individual evidence

  1. ↑ a b c Geographic information system of the Canton of Zurich
  2. ↑ a b c Topographical catchment areas of Swiss waters: sub-catchment areas 2 km². Retrieved July 16, 2018 .
  3. ↑ Haselbach - Maschwanden. (PDF) Position 544: 1977–2016. In: Office for Waste, Water, Energy and Air, Department of Water Protection. Retrieved July 18, 2018 .