Central Valley Aquifer, Chapters A and B - MAE Class Websites
Central Valley Aquifer, Chapters A and B - MAE Class Websites Central Valley Aquifer, Chapters A and B - MAE Class Websites
192 Groundwater Availability of the Central Valley Aquifer, California COMPOSITE SCALED SENSITIVITY, UNITLESS 10 12 10 10 10 8 10 6 10 4 10 2 10 0 KC VK_LN10_VF HK_LS6_VF PAS_IRO K_TRIB_NW PHI_F Recharge and Discharge - HK_US_VF HK_WS10_VF K_SACRIVN HK_LN10_VF HK_LS7_VF HK_LS8_VF Parameter groups— VK_LS9_VF Hydraulic conductivity HK_UWS_VF COT_IRO H2O_PRO EFF_MLT2 PARAMETER IDENTIFIER Hydraulic conductivity multipliers Farm process properties EXPLANATION K_TRIB_SE RIC_IRO SEM_PRO Storage properties SUB_I Streambed conductance Figure C27. Relative composite sensitivity of computed water-level altitudes, flows, and subsidence information at calibration points to changes in parameters. Composite scaled sensitivity values are used here to show relative sensitivity; the definition and derivation are described in Hill and others (2000). The top 30 composite scaled sensitivities are plotted. VK_WS10_VF SS_QPC_MULT HK_BEDRX - - and and mechanisms. KC_S HK_LN7_VF HK_LN8_VF EFF_MLT1 KC_W HK_QPC
23% FLOW RANGE, IN MILLIONS OF ACRE-FEET PER YEAR 17% p nrd srdin wells egwin tgwin 7% 20 15 10 5 0 -5 -10 -15 3% INFLOWS Precipitation p nrd 10% Non-routed deliveries into farm Semi-routed deliveries into farm Groundwater well pumping deliveries into farm Evaporation from groundwater into the farm Transpiration from groundwater into the farm srd in wells 40% egwin tgwin ei egwout ep egw out ti 3% 30% 3% tp 8% Evaporation from irrigation out of the farm Evaporation from precipitation out of the farm Evaporation from groundwater out of the farm Transpiration from irrigation out of the farm Transpiration from precipitation out of the farm tgw out run Figure C28. Average annual components of farm budget for water years 1962–2003. ei ep ti tp dp Simulation Results and Budget 193 8% OUTFLOWS tgwout run dp 29% 12% 7% Transpiration from groundwater out of the farm Overland runoff out of the farm Deep percolation out of the farm
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23%<br />
FLOW RANGE, IN MILLIONS OF ACRE-FEET PER YEAR<br />
17%<br />
p<br />
nrd<br />
srdin<br />
wells<br />
egwin<br />
tgwin<br />
7%<br />
20<br />
15<br />
10<br />
5<br />
0<br />
-5<br />
-10<br />
-15<br />
3%<br />
INFLOWS<br />
Precipitation<br />
p<br />
nrd<br />
10%<br />
Non-routed deliveries<br />
into farm<br />
Semi-routed deliveries<br />
into farm<br />
Groundwater well pumping<br />
deliveries into farm<br />
Evaporation from groundwater<br />
into the farm<br />
Transpiration from groundwater<br />
into the farm<br />
srd in<br />
wells<br />
40%<br />
egwin tgwin<br />
ei<br />
egwout<br />
ep<br />
egw out<br />
ti<br />
3%<br />
30%<br />
3%<br />
tp<br />
8%<br />
Evaporation from irrigation<br />
out of the farm<br />
Evaporation from precipitation<br />
out of the farm<br />
Evaporation from groundwater<br />
out of the farm<br />
Transpiration from irrigation<br />
out of the farm<br />
Transpiration from precipitation<br />
out of the farm<br />
tgw out run<br />
Figure C28. Average annual components of farm budget for water years 1962–2003.<br />
ei<br />
ep<br />
ti<br />
tp<br />
dp<br />
Simulation Results <strong>and</strong> Budget 193<br />
8%<br />
OUTFLOWS<br />
tgwout<br />
run<br />
dp<br />
29%<br />
12%<br />
7%<br />
Transpiration from groundwater<br />
out of the farm<br />
Overl<strong>and</strong> runoff out<br />
of the farm<br />
Deep percolation out<br />
of the farm