Here is a list of lakes that have gauges. If you know of more please post them.
Bistineau
http://bistineau.lakesonline.com/Level/ (http://bistineau.lakesonline.com/Level/)
Caddo
http://caddo.lakesonline.com/Level/ (http://caddo.lakesonline.com/Level/)
Cross
http://cross.lakesonline.com/Level/ (http://cross.lakesonline.com/Level/)
Claiborne
http://claiborne-la.lakesonline.com/Level/ (http://claiborne-la.lakesonline.com/Level/)
D'Arbone
http://darbonne.lakesonline.com/Level/ (http://darbonne.lakesonline.com/Level/)
Toledo Bend
http://toledobend.uslakes.info/Level/ (http://toledobend.uslakes.info/Level/)