Surmelin
| Surmelin | ||
 The confluence of the Surmelin and Dhuis in the Condé-en-Brie Castle Park |
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| Data | ||
| Water code | FR : F61-0400 | |
| location | France , Grand Est and Hauts-de-France regions | |
| River system | His | |
| Drain over | Marne → Seine → English Channel | |
| source | in the municipality of Loisy-en-Brie 48 ° 54 ′ 18 ″ N , 3 ° 52 ′ 21 ″ E |
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| Source height | approx. 223 m | |
| muzzle | in the municipality of Mézy-Moulins in the Marne Coordinates: 49 ° 4 ′ 7 ″ N , 3 ° 31 ′ 12 ″ E 49 ° 4 ′ 7 ″ N , 3 ° 31 ′ 12 ″ E |
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| Mouth height | approx. 62 m | |
| Height difference | approx. 161 m | |
| Bottom slope | approx. 3.8 ‰ | |
| length | 42 km | |
| Left tributaries | Dhuis | |
The Surmelin is a river in France that runs in the Grand Est and Hauts-de-France regions. It rises under the name Ru Moret in the Forêt de Vertus , in the municipality of Loisy-en-Brie . In its upper reaches, the river disappears into the calcareous subsoil for about 300 meters and then reappears on the surface as a karst spring . It generally drains in a north-westerly direction through the Brie landscape and finally flows into the Marne as a left tributary after a total of 42 kilometers in the municipality of Mézy-Moulins . On its way, the Surmelin crosses the Marne and Aisne departments .
Places on the river
(Order in flow direction)
