Laserfiche WebLink
<br />~ <br />.. <br />:~ <br />t <br />'l:! <br />:~ <br />, <br />., <br />:' <br /> <br />Paragraph 2 allows Colorado to depart from the schedule of deliveries bY~lIoWing an annual debit or the <br />, <br />accrued debit to be up to 100,000 acre-feet. This provision allows forkthe natural variation in runoff <br />:r! <br />within the San Luis Valley. Article VI also allows for an amount great!- than 100,000 acre-feet if the <br />If, <br />'II <br />,~ <br />water is stored in reservoiTs constructed after 1937. This water would the~ become available to Colorado <br />r <br /> <br />users if Elephant Butte Reservoir spills. <br /> <br />, <br />~: <br /> <br />~ <br /> <br />Paragraph 6 states that in any year in which actual spilL occurs, the accrue~Creqits of either state would be <br />:~ <br />proportionally reduced by the amount of spill and the amount of spill rrj~st be increased by the gain in <br />. :~ <br />storage prior to the time of spill in post-I929 reservoirs. Thus, the state~ lose some credit water but do <br />t <br />not have a delivery obligation for the year in which a spill occurs. f <br /> <br />" <br />1; <br />;~ <br />Jl <br />. <br />Paragraph 7 states that in a year of spill of usable water or at the time of :Iypothetical spill, as defined in <br /> <br />the Compact, all accrued debits of either or both states are cancelled. Thit, in fact, did occur in 1985 and <br />. . <br />wiped out a large accrued debt for Colorado (512,000 acre-feet). Elepha;t Butte Reservoir spilled again <br /> <br />in 1986, 1987, 1988, 1994 and 1995. J <br />iJ <br />it <br />i[i <br />:!'t <br />Since 1985, Colorado has operated without any accrued debits. This 'Is due to the manner of river <br />{, <br />administration in Colorado using real-time streamflow information along with accurate projections of <br />I <br />" <br />runoff and return flows. This administration is described in the paper prejaredbY Steve Vandiver andis <br /> <br />,~ <br />included in these proceedings. A careful review of the Vandiver Teport 111 show the importance of real- <br />. i~ <br />time information for river administration and for management to maximiz@beneficial use. <br />E <br />Eo <br />. <br />t; <br />J= <br />[- <br />Paragraph 8 allows the reduction of accrued debits of either state if the unfj)led capacity of project storage <br />t <br />is less than the accrued debit. The debits would be reduced proportionallYiJor each state to a total equal to <br />.~ <br />the amount of unfilled capacity. This paragraph also provides fot: tit reduction of credit water in <br /> <br />t ' <br />t <br />~ <br />L' <br />~ <br /> <br />. <br />, <br />f <br /> <br />:~ <br />'9 <br />