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<br />September 10, 1970
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<br />One of the biggest sto~ in history hit the southwestern Colorado
<br />area on Friday, September 4th~ Saturday, September Sth; and Sunday, Septem-
<br />ber .6th.
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<br />Precipitation at Durango measured 3.43 inches ,for the 4th and 5th.
<br />Precipitation at Navajo Re~ervoir measured 2.2'7 inches for the 4th
<br />and 5th,
<br />Precipitation at Lemon Reservoir measured 4.66 inches for the.4th'
<br />and 5th.
<br />Precipitation at Vallecito Reservoir measured 3.72 inches for the
<br />. 4th, 5th, and 6th,
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<br />As a result of this storms
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<br />'The elevation at Navajo Reservoir rose 4.l3-feet and content rosc
<br />46,500 acre-feet,
<br />Die elevatiml at Lemon Reservoir rose 10.63 feet and content rose
<br />5,365 acre-feet.
<br />The elevation at Vallecito Reservoir rose 7.78 feet and content
<br />rose 18,203 acre-feet.
<br />The elevation at Lake pqweli rose 1.53, feet and content rose
<br />149,000 acre-feet. ,
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<br />At the rate of, d..11y change at Lake FO'o<1e11 befure the storm this would'
<br />meSh an increase in storage of 185,000 acre-feet and a rise in elevation
<br />of 1,93 feet, as the releases have been approximately the same.
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<br />Releases at Navajo Reservoir were cut back from 700 c.f.s. on Saturday,
<br />September 5th to 500 c.f.s. and were increased to 1300 c.f.s" on Thursday"
<br />September 10th.
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<br />This storm brought Navajo Reservoir to a' re'cord high'of 6048,33 feet in
<br />~1evation with ,a content of 1,202,100 acre-feet as of 7:00 a,m., Thursday,
<br />September 10, 1970. The previous high for Navajo ..as reached on August 6, '
<br />1969, with an elevation of'6044.99 feat and a content of 1,164,200 acre-feet.
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