Scientific Investigations Report 2006–5212
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5212
An Assessment of Flow Data from Klamath River Sites Between Link River Dam
and Keno Dam, South-Central Oregon
Prepared in cooperation with the Bureau of Reclamation
By John C. Risley, Glen W. Hess, and Bruce J. Fisher
Table of Contents
Conversion Factors, Datum, and Abbreviations
Abstract
Introduction
Water-Balance Flow-Data Quality
Non-Water-Balance Flow Data
Time-Series Trend Analysis
Discussion
Summary and Conclusions
Acknowledgements
References Cited
Figures
Figure 1. Location of the Klamath River–Lake
Ewauna study area, in south-central Oregon, the water-balance reach, and flow-measurement
sites.
Figure 2. Water-balance reach of the
Klamath River, south-central Oregon, showing diversions and return flows used
in computing the water balance.
Figure 3. Comparison of April–September
net river and canal flows for the water-balance reach of the Klamath River,
south-central Oregon, 1961–2004.
Figure 4. Link River (headwaters of
the Klamath River) and the westside power canal, south-central Oregon.
Figure 5. April-September net river
and canal flows estimated using the USGS flow record for the Link River without
westside power canal flow, south-central Oregon, 1961–2004.
Figure 6. Comparison of U.S. Geological
Survey and Bureau of Reclamation-PacifiCorp westside power canal flows, south-central
Oregon, 1961-2004.
Figure 7. Precipitation for Klamath
Falls, south-central Oregon, water years 1961–2004.
Figure 8. Monthly flows in four diversion
canals, south-central Oregon, water years 1961–2004.
Figure 9. Monthly flows in three return-flow
canals, south-central Oregon, water years 1961-2004.
Figure 10. Cumulative monthly canal
diversion flows for the water-balance reach of the Klamath River, south-central
Oregon, water years 1961–2004.
Figure 11. Cumulative residual monthly
canal diversion flows for the water-balance reach of the Klamath River, south-central
Oregon, water years 1961–2004.
Figure 12. Monthly flow for Ady Canal
at Stateline Road, south-central Oregon, water years 1961–2004.
Figure 13. Cumulative monthly canal
return flows for the water-balance reach of the Klamath River, south-central
Oregon, water years 1961–2004.
Figure 14. Cumulative residual monthly
canal return flows for the water-balance reach of the Klamath River, south-central
Oregon, water years 1961–2004.
Figure 15. Cumulative monthly flow
at Link River at Klamath Falls, south-central Oregon, water years 1961–2004.
Figure 16. Monthly flow through the
“A” Canal at Klamath Falls, south-central Oregon, water years 1961–2004.
Tables
Table 1. Streamflow-measurement sites
on the water-balance reach of the Klamath River, south-central Oregon.
Table 2. Water-balance scenarios.
Table 3. Difference between flow at
Klamath River at Keno, Oregon and the sum of upstream diversion and return flows.
Table 4. Net mean monthly and mean
annual flows for the water-balance reach of the Klamath River, south-central
Oregon, water years 1961–82 and 1983–2004.
Table 5. Annual flow records of U.S.
Geological Survey and Bureau of Reclamation–PacifiCorp Link River and westside
power canal, south-central Oregon, water years 1961-2004.
Table 6. Diversion and return flows
not used in water-balance calculations for the reach of the Klamath River, south-central
Oregon.
Table 7. Mean monthly and mean annual
diversion flows for the water-balance reach of the Klamath River, south-central
Oregon, water years 1961–82 and 1983–2004.
Table 8. Mean monthly and mean annual
return flows for the water-balance reach of the Klamath River, south-central
Oregon, water years 1961–82 and 1983–2004.
Table 9. Mean monthly and mean annual
flows through the “A” Canal, Klamath Falls, south-central Oregon, water years
1961–82 and 1983–2004.
Table 10. Mean monthly and mean annual
flows for the Klamath River at Keno, south-central Oregon, water years 1961–82
and 1983–2004.
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Send questions or comments about this report to the author, J.C.
Risley, (503) 251-3279.
For more information about USGS activities in Oregon, visit the USGS
Oregon Water Science Center home page.
U.S.
Department of the Interior | U.S. Geological
Survey
