The Maine Export of Surplus Hydroelectric Power Referendum, also known as Referendum Question No. 1, was on the September 9, 1929 ballot in Maine as a legislatively-referred state statute, where it was defeated. The measure would have allowed the exportation of surplus hydroelectric power out of state.
| Maine Referendum Question No. 1 (1929)|
|Yes|| 54,070|| 45.78%|
Election results via: Main State Law and Legislative Reference Library, Referenda Votes on Acts of the Maine Legislature 1910-
Text of measure
The full text of the ballot language can be read here.