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<br />1 <br />, <br />! <br /> <br />~' <br /> <br />1997 OPERATIONS SUMMARY AND RESERVOIR STATUS <br /> <br />" <br />" <br /> <br /><.) <br /> <br />" <br />, <br /> <br />~ <br /> <br />Water year 1997 observed above normal hydrologic conditions in the basin with above normal <br />precipitation translating into above average snowpack, At the beginning of the runoff season <br />the basin wide snowpack was about 146 percent of average, <br /> <br />::-; <br /> <br />Unregulated inflow into Lake Powell was 20,058 MCM (16,261 MAF) in water year 1997, <br />approximately 139% of average, This inflow resulted in a gain of approximately 1,433 MCM <br />(1.162 MAF) of storage in Lake Powell, Approximately 741 MCM (.600 MAF) of storage was <br />gained in upstream reservoirs, approximately 2,706 MCM (2,193 MAF) was gained in Lower <br />Basin reservoirs, and the total Colorado storage system gain approximately 4,880 MCM (3,955 <br />MAF) during water year 1997, It is estimated that with average inflow during 1998, the system <br />will remain relatively full. During 1997, all deliveries of water to meet obligations pursuant to <br />"The Law of the River" were maintained, <br /> <br />, <br /> <br />~; <br />r' <br />, <br />~:;; <br /> <br />~~ <br /> <br />l; <br /> <br />Tables I(a) and 1(b) list the expected October 1, 1997 reservoir vacant space, live storage, water <br />elevation, percent of capacity, change in storage, and change in water elevation during water <br />year 1997, <br /> <br />i;\ <br />~ <br />~ <br />~; <br />i< <br />0< <br />< <br />f:-J <br />.' <br />-~~ <br /> <br />w' <br />~ <br />~ <br />f'>j <br />,-~ <br />!\ <br />'<0 <br /> <br />r,l <br />;,~ <br />;-1 <br />. <br />,;.J; <br /> <br />" <br />>,: <br />;.:.: <br /> <br />.", <br />fJ4 <br />;4 <br />.'~ <br />'! <br />~~~ <br />~ <br />~ <br />~ <br />:~I <br />~~~ <br />~~:. <br />~.. <br /> <br />I' <br />'. <br />.' <br /> <br />September 3, 1997 <br /> <br />3 <br /> <br />~ <br />::!' <br />~ <br />