Dourdenne

Dourdenne
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Data
Water code	FR :  O93-0400
location	France , Nouvelle-Aquitaine region
River system	Garonne
Drain over	Dropt  → Garonne  → Atlantic Ocean
source	in the municipality of Ségalas 44 ° 35 ′ 33 ″  N , 0 ° 32 ′ 37 ″  E
Source height	approx.  115  m
muzzle	on the municipal boundary of Allemans-du-Dropt and La Sauvetat-du-Dropt in the Dropt coordinates: 44 ° 37 ′ 54 ″  N , 0 ° 19 ′ 12 ″  E, 44 ° 37 ′ 54 ″  N , 0 ° 19 ′ 12 ″  O
Mouth height	approx.  33  m
Height difference	approx. 82 m
Bottom slope	approx. 3.4 ‰
length	24 km
Catchment area	125 km²
Reservoirs flowed through	Lac des Graoussettes

The Dourdenne is a river in France that runs in the Lot-et-Garonne department in the Nouvelle-Aquitaine region . It rises in the municipality of Ségalas , generally drains in a westerly direction and flows into the Dropt as a left tributary after 24 kilometers at the municipal boundary of Allemans-du-Dropt and La Sauvetat-du- Dropt .

Places on the river

• Lavergne
• Miramont-de-Guyenne
• Roumagne

Individual evidence

1. ↑ Source geoportail.fr (1: 16,000)
2. ↑ estuary geoportail.fr (1: 16,000)
3. ↑ ^{a b c} The information on the length of the river is based on the information on the Dourdenne from SANDRE (French), accessed on September 25, 2011, rounded to the nearest kilometer.