Wednesday, July 18, 2012

Tribune-Star/Jim Avelis<br />
How low can you go: A gauge is fixed to a cement wall near a sewer outlet on the Wabash River north of the river bridges in Terre Haute. The “zero” level is about a foot above the current level of the Wabash. According to the National Weather Service Forecast Center, river stages are calculated from an arbitrary “gage zero” point. The reason we get negative levels is because these points were set long ago and the river has scoured and shifted.

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Tribune-Star/Jim Avelis
How low can you go: A gauge is fixed to a cement wall near a sewer outlet on the Wabash River north of the river bridges in Terre Haute. The “zero” level is about a foot above the current level of the Wabash. According to the National Weather Service Forecast Center, river stages are calculated from an arbitrary “gage zero” point. The reason we get negative levels is because these points were set long ago and the river has scoured and shifted.

MET071712wabash gauge