Oral history interview with Angus Duncan conducted by Jim Strassmaier from July 15 to September 24, 1999, as part of the Northwest Power Planning Council Oral History Project. Duncan discusses his career in public service, particularly his service as a member of the Northwest Power Planning Council from 1990 to 1995.

Oral history interview with Tom L. Eckman conducted by Michael O'Rourke from September 16, 1998, to September 29, 2000, as part of the Northwest Power Planning Council Oral History Project. Eckman was manager of conservation resources for the Northwest Power Planning Council, now known as the Northwest Power and Conservation Council, from 1982 to 2014.

Oral history interview with Ted Hallock conducted by Clark Hansen from March 15-November 2, 1993, as part of the Oregon Legislature Oral History Series. Hallock was a radio broadcaster, journalist, and Oregon state senator.

Oral history interview with Roy H. Hemmingway conducted by Michael O’Rourke from August 29 to October 20, 2000, as part of the Northwest Power Planning Council Oral History Project. Hemmingway represented Oregon on the Northwest Power Planning Council, now known as the Northwest Power and Conservation Council, from 1981 to 1986.

Oral history interview with Peter J. Paquet conducted by Michael O'Rourke from October 21, 1998, to April 18, 2000, as part of the Northwest Power Planning Council Oral History Project. Paquet was wildlife and resident fish manager for the Northwest Power Planning Council, now known as the Northwest Power and Conservation Council, from 1984 to 2014.

Oral history interview with Norma Paulus conducted by Clark Hansen from February 10, 1999, to November 2, 2000, and from February 10-27, 2010. Paulus served as a state legislator from 1970 to 1976 and as Oregon secretary of state from 1977 to 1985.

Oral history interview with Ed W. Sheets conducted by Michael O'Rourke from November 10, 1998, to September 28, 2000, as part of the Northwest Power Planning Council Oral History Project. Sheets discusses serving as executive director of the Northwest Power Planning Council, now known as the Northwest Power and Conservation Council, from 1981 to 1995.

Oral history interview with Al Wright conducted by Michael O'Rourke from April 15 to October 28, 2002, as part of the Northwest Power Planning Council Oral History Project. Wright was executive director of the Pacific Northwest Utilities Conference Committee from 1985 to the mid-1990s.