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Orne River

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Subject: Normandy, Orne, Caen, Operation Goodwood, Richard O'Connor, Operation Totalize, Operation Tonga, Blainville-sur-Orne, Fleury-sur-Orne, Bofors 40 mm gun
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Orne River

For the river Orne in Lorraine, see Orne (Moselle).
Orne
Origin Aunou-sur-Orne
Mouth

English Channel
49°16′42″N 0°13′34″W / 49.27833°N 0.22611°W / 49.27833; -0.22611 (English Channel-Orne)Coordinates: 49°16′42″N 0°13′34″W / 49.27833°N 0.22611°W / 49.27833; -0.22611 (English Channel-Orne)

Basin countries France
Length 170 km (110 mi)
Source elevation 240 m (790 ft)
Avg. discharge 27.5 m3/s (970 cu ft/s) at mouth
Basin area 2,932 km2 (1,132 sq mi)

The Orne (Ptolemeus Olina) is a river in Normandy, within northwestern France.[1] It discharges into the English Channel at the port of Ouistreham. Its source is in Aunou-sur-Orne, east of Sées. The Odon is one of its tributaries.

The Orne flows through the following departments and towns:

Name

The name of the Orne river in Normandy, which is referred to as the Olina by Ptolemy, is a homonym of Fluvius Olne, the Orne saosnoise in Sarthe, which Xavier Delamarre traces back to the Celtic olīnā (elbow).

Hydrology and water quality

The waters of the Orne are typically moderately turbid and brown in colour. pH levels of the Orne have been measured at 8.5[2] at the town of St. Andre sur Orne where summer water temperatures approximate 18 degrees Celsius. Electrical conductivity of the Orne has been measured at 30 micro-Siemens per centimeter.

See also

Notes

  • The Orne at the Sandre database
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