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<br />Water (ha:-m)
<br />
<br />Table 2-1.Mean annual Grand Valley water and salt budgets (Walker, et al., 1977).
<br />
<br />Salt (Mgm)
<br />
<br />Walker,
<br />et a1.
<br />
<br />Kruse
<br />
<br />River Inflows
<br />Plateau Creek
<br />Colorado River near Cameo
<br />Colorado River near Grand
<br />Junction
<br />
<br />13,800
<br />297,650
<br />
<br />13,800
<br />297,650
<br />
<br />178,000
<br />489,450
<br />
<br />3,450
<br />
<br />178,000
<br />489,450
<br />
<br />Evaporation and Phreatophyte
<br />Use (net)
<br />Canal Diversions
<br />Lateral Diversions
<br />Seepage
<br />Operational Wastes
<br />
<br />2,950
<br />
<br />54,100
<br />7,620
<br />22,100
<br />83,820
<br />
<br />52,900
<br />3,700
<br />12,400
<br />69,000
<br />
<br />Lateral Diversions
<br />Seepage
<br />Field Tailwater
<br />Cropland Consumptive Use
<br />Cropland precipitation
<br />Deep Percolation
<br />
<br />5,300
<br />24,600
<br />18,600
<br />-3,100
<br />7,500
<br />52,900
<br />
<br />6,100
<br />25,140
<br />19,100
<br />-3,100
<br />6,860
<br />54,100
<br />
<br />Irrigation Return Flows
<br />(Subsurface) a
<br />Canal Seepage
<br />Lateral Seepage
<br />Deep Percolation
<br />Phreatophyte Withdrawals
<br />(net)
<br />
<br />3,700
<br />5,300
<br />7,500
<br />
<br />7,620
<br />6,100
<br />6,860
<br />
<br />-8,400
<br />12,180
<br />
<br />-8,100
<br />8,100
<br />
<br />Irrigation Return Flows (surface)
<br />Ooerationa1 Wastes
<br />Field Tailwater
<br />
<br />12,400
<br />24,600
<br />37,000
<br />
<br />22,100
<br />25,140
<br />47,240
<br />
<br />River Outflows
<br />Colorado River at Colorado-Utah
<br />State Line 462,100
<br />
<br />462,100
<br />
<br />Walker,
<br />et al.
<br />
<br />62,600
<br />1,352,600
<br />
<br />1,371,700
<br />2,786,900
<br />
<br />301,100
<br />21,100
<br />70,600
<br />392,8"....
<br />
<br />30,200
<br />140,00C
<br />
<br />130,900
<br />301,100
<br />
<br />163,200
<br />232,200
<br />416,801)
<br />
<br />812,20C
<br />
<br />70,600
<br />140,000
<br />210,600
<br />
<br />3,445,900b
<br />
<br />Kruse
<br />
<br />62,600
<br />l, 352 ,.600
<br />
<br />1,371,700
<br />2,786,900
<br />
<br />307,900
<br />43,400
<br />125,800
<br />477,100
<br />
<br />34,700
<br />143,100
<br />
<br />130,100
<br />307,900
<br />
<br />268,500
<br />231,700
<br />368,000
<br />
<br />868,200
<br />
<br />125,800
<br />143,100
<br />268,900
<br />
<br />3,S18,SOOC
<br />
<br />aThis segment of the budget includes all salt pickup and mass balance for salts will not be
<br />achieved.
<br />blnc1udes 30,000 Mgm of naturally contributed salts.
<br />clncludes 72,600 Mgm of naturally contributed salts.
<br />Note: 1 ha-rn = 8.108 acre-ft: 1 Meqagram = 1.102 English short tons.
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