2006 Washington Initiative 937
Ballot Initiative 937 (official name Initiative measure no. 937, known as I-937) is a clean energy initiative passed in the US state of Washington, appearing on the ballot in the November 2006 elections. It passed with 52 percent of the vote. Content of the proposal. The initiative requires large utilities to obtain 15% of their electricity from new renewable resources such as solar and wind (but excluding hydro) by 2020 with incremental steps of 3% by 2012 and 9% by 2016. It also requires that utilities undertake all cost-effective energy conservation. Precedents. Similar legislation has  been enacted in at least 20 other states including the following. (The table is sorted by date and then by descending percentage. I-937 is included in bold.) Unless indicated otherwise, data are from Supporters. Supporters included the following: Opponents. Opponents included many small co-op electrical providers (even though the initiative affects only utilities with greater than 25,000 customers) as well as the following: