Water of Hour (Ourthe)
The Eau of Hour still called Ruisseau of Hour is a small tributary river of the Ourthe and thus tributary of a tributary of the Meuse. The river runs entirely in Belgium, in province of Luxembourg and Namur. Its confluence with Ourthe is on the level of the locality of Noiseux, commune of Nap-Leuze.
Flow
The medium flow of the river measured with Baillonville in its lower course, between 1985 and 2003 (catchment area of 68 km ²) is of 0,78 m ³ a second. During the same period one recorded:
- a maximum average annual flow of 1,11 m ³ in 1995.
- a minimal average annual flow of 0,49 in 1990.
Source: Ministry for the Walloon region .
References
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