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u
<br />C
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<br />Junta (USAGE 1965:12 -13, 23; 1973:52 -53, 63 -64; 198Jb:20 -23, 28, Appendix Q. Recent
<br />ground water studies have noted that the water table in the La Junta vicinity rose during the early
<br />1980s when the Compact's storage plan resulted in increasing the amount of water stored and the
<br />duration of that storage (Watts and Lindner- Lunsford 1992:51).
<br />To illustrate the flood control function between Pueblo Dam (1975) and John Martin Darn,
<br />Table 2 -1 lists the annual peak discharges at USGS stream gaging stations upstream of JMD in
<br />1942 through 1999.
<br />Table 2 -1. Annual Peak Discharges (cfs) per calendar year at USGS stream gages on the
<br />Arkansas River above John Martin Darn (JMD), 1921, 1942 to 1999. (Data from USGS).
<br />1945
<br />8,050
<br />16,100
<br />Catlin
<br />12,900
<br />. Las
<br />Year
<br />Avondale
<br />Nepesta
<br />Dam
<br />La Junta
<br />Animas
<br />Annotation for floods of record below Pueblo Dam
<br />_
<br />1921
<br />No data.
<br />180,000
<br />No data
<br />200,000
<br />187,000
<br />Major flood event from above JMD (dam not
<br />1948
<br />13,100
<br />12,200
<br />No data
<br />15,800
<br />8,780
<br />operational)
<br />1942
<br />13,900
<br />12,000
<br />No data
<br />34,800
<br />23,600
<br />Major flood event from above JMD in the
<br />1950
<br />11,600
<br />12,400
<br />No data
<br />19,500
<br />8,170
<br />Purgatory drainage basin (dam not operational)
<br />1943
<br />3,520
<br />2,860
<br />No data
<br />2,890
<br />2,740
<br />1944
<br />5,360
<br />8,680
<br />No data
<br />7,730
<br />9,280
<br />Spring runoff from above JMD
<br />1953
<br />No data
<br />11,900
<br />No data
<br />17,700
<br />6,260
<br />(Channel capacity = 15,000)
<br />1945
<br />8,050
<br />16,100
<br />No data
<br />12,900
<br />8,840
<br />1946
<br />6,720
<br />15,800
<br />No data
<br />6,520
<br />4,670
<br />1947
<br />11,300
<br />14,600
<br />No data
<br />12,800
<br />9,580
<br />Spring runoff from above JMD
<br />1948
<br />13,100
<br />12,200
<br />No data
<br />15,800
<br />8,780
<br />1949
<br />9,770
<br />10,500
<br />No data
<br />7,300
<br />5,380
<br />1950
<br />11,600
<br />12,400
<br />No data
<br />19,500
<br />8,170
<br />1951
<br />10,300
<br />14,700
<br />No data
<br />27,900
<br />6,370
<br />1952
<br />No data
<br />6,180
<br />No data
<br />5,066
<br />3,060
<br />1953
<br />No data
<br />11,900
<br />No data
<br />17,700
<br />6,260
<br />1954
<br />No data
<br />12,200
<br />No data
<br />9,720
<br />5
<br />1955
<br />No data
<br />40,200
<br />No data
<br />50,000
<br />44,000
<br />Major flood event from above JMD
<br />1956
<br />No data
<br />3,560
<br />No data
<br />5,000
<br />3,150
<br />1957
<br />No data
<br />38,200
<br />No data
<br />17,500
<br />21,500
<br />Major flood event from above JMD
<br />1958
<br />No data
<br />14,800
<br />No data
<br />20,400
<br />6,280
<br />1959
<br />No data
<br />5,880
<br />No data
<br />680
<br />286
<br />1960
<br />No data
<br />9,680
<br />No data
<br />9,860
<br />4,950
<br />1961
<br />No data
<br />15,700
<br />No data
<br />6,800
<br />4,340
<br />1962
<br />No data
<br />14,400
<br />No data
<br />7,860
<br />3,820
<br />1963
<br />No data
<br />9,220
<br />No data
<br />5,600
<br />1,830
<br />1964
<br />No data
<br />5,850
<br />No data
<br />2,630
<br />1,600
<br />1965
<br />50,000
<br />43,100
<br />43,200
<br />31,700
<br />22,100
<br />Catastrophic flood event from storm near JMD
<br />1966
<br />8,550
<br />19,000
<br />13,200
<br />11,700
<br />6,200
<br />1967
<br />4,670
<br />4,530
<br />10,800
<br />15,100
<br />4,970
<br />1968
<br />5,750
<br />4,260
<br />8,960
<br />6,820
<br />2,660
<br />Catlin
<br />La
<br />Las
<br />7
<br />1
<br />
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