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 Daniel J. Evans conducted by Michael O'Rourke from February 29 to March 1, 2000, as part of the Northwest Power Planning Council Oral History Project. Evans served as the first chair of the Northwest Power Planning Council, now known as the Northwest Power and Conservation Council, from 1981 to 1983.

Oral history interview with John Harrison and John Shurts conducted by Michael O'Rourke on May 21, 1998, as part of the Northwest Power Planning Council Oral History Project. Harrison and Shurts discuss the work of the Northwest Power Planning Council, now known as the Northwest Power and Conservation Council, both on power planning and on salmon conservation.

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 Bob Saxvik conducted by Michael O'Rourke on August 16, 2000, as part of the Northwest Power Planning Council Oral History Project. Saxvik represented Idaho on the Northwest Power Planning Council, now known as the Northwest Power and Conservation Council, from 1981 to 1996.