Water Model


0000 SOUTHWEST FLORIDA HYDROLOGIC MODEL (PRESENT)
0001 NOTE FOR PRIMITIVE CONDITIONS THREE STATEMENTS MUST BE CHANGED
0002 NOTE FOR PRIMITIVE CONDITIONS C14=7.5E5, C15=1.57E6 AND C25=1.57E6
0003 NOTE
0004 NOTE TIME INCREMENT FUNCTIONS
0005 NOTE USE MONTH.K FUNCTION AND 13 VALUES FOR ENTERPOLATION BETWEEN POINTS
0006 NOTE USE TOM.K AND 12 VALUES FOR EXACT POINTS REPEATED
0007 L TOM.K=FIFGE(1,(FIFGE(TOM.J+1,TOM.J,MONTH.J+DT,TOM.J+1)),MONTH.J+DT,13)
0008 N TOM=1
0009 L MONTH.K=FIFGE(1+DT,MONTH.J+DT,MONTH.J,13)
0010 N MONTH=1
0011 NOTE C40 AND SPEC CARD MUST BE CHANGED EACH TIME LENGTH OF RUN IS CHANGED
0012 NOTE CHECK RAINFALL CARDS EACH TIME LENGTH OF RUN IS CHANGED
0013 NOTE L1=SOIL & GROUND WATER VOLUME (ACRE FEET) TO 6 FT DEPTH PLOTTED AS S
0014 NOTE L2=SURFACE WATER VOLUME (ACRE FEET) PLOTTED AS W
0015 NOTE L3=DRYLAND AREA (ACRES) PLOTTED AS L
0016 NOTE L4=WETLAND AREA (ACRES) PLOTTED AS F
0017 NOTE L3,L4, AND RT10 ARE AUXILIARIES, NOT LEVELS OR RATES
0018 NOTE
0019 L L1.K=L1.J+DT*(RT1.JK-RT2.JK-RT4.JK-RT5.JK+RT16.JK)
0020 L L2.K=L2.J+DT*(RT6.JK+RT4.JK+RT7.JK-RT8.JK-RT9.JK)
0021 A L3.K=C8-L4.K
0022 A L4.K=TABHL(TABAT,L2.K,0.,55E5,5E5)
0023 NOTE
0024 NOTE RATE EQUATIONS FOR SOIL TANK
0025 NOTE RT1 = RAIN INPUT TO SOIL
0026 NOTE RT2 = GROUNDWATER RUNOFF
0027 NOTE RT3 = REVERSIBLE INTERFLOW BELOW MOISTURE EQUIVALENT