Ribo

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Ribo
View of the Ribo Valley

View of the Ribo Valley

Data
Water code CH : 4742
location Switzerland
River system Po
Drain over Isorno  → Melezza  → Maggia  → Ticino  → Po  → Adria
source at Pizzo della Cavegna
46 ° 14 ′ 36 ″  N , 8 ° 28 ′ 49 ″  E
Source height up to approx.  1892  m above sea level M.
muzzle between Crana and Russo in the Isorno coordinates: 46 ° 11 ′ 59 ″  N , 8 ° 37 ′ 0 ″  E ; CH1903:  690.93 thousand  /  117 152 46 ° 11 '59 "  N , 8 ° 37' 0"  O
Mouth height 631  m above sea level M.
Height difference 1261 m
Bottom slope 89 ‰
length 14.1 km
Catchment area 57.29 km²
Discharge  at the mouth of the
A Eo : 57.29 km²
MQ
Mq
3.03 m³ / s
52.9 l / (s km²)
Left tributaries Riale Boscaccio, Riale Quaranteria, Riale di Fümegn, Ri di Vergeletto, Ri di Quiello
Communities Onsernone

The Ribo is a 14.1 kilometer long left tributary of the Isorno in the Swiss canton of Ticino . It flows through the Valle di Vergeletto , a side valley of the Onsernone Valley , and drains an area of ​​57.3 square kilometers.

course

The Ribo rises on Pizzo della Cavegna on the border with Italy near Vergeletto and flows mainly in a south-easterly direction through the densely wooded Valle di Vergeletto. After the center of Vergeletto, about from the confluence of the Ri di Quiello , the Ribo makes an arc to the south and flows a little later between Crana and Russo from the left into the Isorno, of which it is the most important tributary.

Confluence with the Isorno

Individual evidence

  1. a b Geoserver of the Swiss Federal Administration ( information )
  2. Hydrological Atlas of Switzerland of the Federal Office for the Environment FOEN, Table_13
  3. a b Modeled mean annual discharge. In: Topographical catchment areas of Swiss waters: sub-catchment areas 2 km². Retrieved August 23, 2017 .