Scientific Investigations Report 2006–5205
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5205
Table 5. Estimated irrigation pumpage, by primary and standby/reserve water rights, in 5-year increments, Yakima River Basin, Washington, 1960–2000.
[Years: 1890 is the first year for irrigation pumpage associated with water rights. Estimates for total pumpage added prior to 1960 and after 2000 also are shown. Standby/reserve: Estimates based on pumpage occurred in all years and is not the actual pumpage; pumpage occurred only in 1977, 1979, 1987, 1988, 1992, 1993, and 1994. All values in acre-feet]
Years | Pumpage | ||
---|---|---|---|
Estimated pumpage added |
New primary |
New standby/ reserve |
|
1890–1959 | 42,000 | 41,896 | 104 |
1960–64 | 9,299 | 9,299 | 0 |
1965–69 | 20,271 | 20,249 | 22 |
1970–74 | 25,010 | 23,743 | 1,267 |
1975–79 | 99,474 | 49,399 | 50,075 |
1980–84 | 28,845 | 17,507 | 11,338 |
1985–89 | 20,687 | 14,927 | 5,760 |
1990–94 | 21,821 | 10,398 | 11,423 |
1995–2000 | 3,635 | 812 | 2,823 |
2001–03 | 1,567 | 1,373 | 194 |