- Jonsvatnet
Infobox lake
lake_name = Jonsvatnet
image_lake =
caption_lake =
image_bathymetry =
caption_bathymetry =
location =Trondheim andMalvik ,Sør-Trøndelag
coords = coord|63|21|49.40|N|10|35|3.99|E|type:waterbody_region:NO|display=inline,title
type =
inflow =
outflow =
catchment =
basin_countries = Norway
length =
width =
area = 14.26 km²
depth =
max-depth =
volume =
residence_time =
shore = 43.64 km
elevation = 148 m
islands =
cities =Jonsvatnet is a
lake in the municipalitiesTrondheim andMalvik ofSør-Trøndelag . It is the main source for drinking water forTrondheim .
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