TABLE 4 : AVERAGE DAILY DIRECT INSOLATION
DATA COLLECTED DURING 1979
WEST SOLAR MONITORING NETWORK (KWH/SQ. M - DAY)*
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STATION NAME JAN FED MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 1979 1978 1977 1976 AVG.
AVG. AVG. AVG. AVG. ANNUAL
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ARIZONA PUBLIC SERVICE
GILA BEND ---- 6.23 6.45 8.99 9.84 9.19 9.09 8.Z7 7.48 6.93 6.45 5.80 ---- ---- ---- ---- ----
PARKER ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- ---- 5.41 ---- ---- ---- ---- ----
SAGUARO ---- ---- ---- 8.08 8.84 8.45 7.52 7.86 5.18 ---- ---- ---- ---- ----
LOS ANGELES DEPT WATER & POWER
INGLEWOOD ---- ---- ---- ---- ---- ---- ---- 5.21 6.17 4.72 5.29 4.84 ---- ---- ---- ---- ----
LOS ANGELES 2.91 4.20 3.92 6.04 4.60 6.50 7.14 5.44 5.78 4.85 5.01 4.89 5.11 ---- ---- ---- 5.11
SAN PEDRO ---- ---- ---- ---- ---- ---- ---- ---- ---- 5.35 4.44 ---- ---- ---- ---- ----
SUN VALLEY 3.52 4.47 4.27 6.43 5.90 8.36 7.89 5.88 6.69 5.00 5.74 5.21 5.78 ---- ---- ---- 5.78
WEST LOS ANGELES 3.22 4.52 4.78 6.54 4.85 7.67 7.60 5.53 6.55 4.77 5.23 4.67 5.49 ---- ---- ---- 5.49
NEVADA POWER COMPANY
BOULDER CITY (DRI) 3.22 ---- ---- ---- 8.36 9.40 9.38 ---- 8.53 6.53 6.27 5.25 ---- ---- ---- ---- ----
LAS VEGAS 2.88 5.51 5.68 8.12 8.52 10.14 9.59 7.82 8.72 6.66 6.09 3.60 6.94 ---- ---- ---- 6.94
PUBLIC SERVICE OF COLORADO
ALAMOSA 5.12 6.68 6.46 8.33 6.42 9.30 8.71 8.15 ---- ---- 6.46 6.12 ---- ---- ---- ---- ----
PUBLIC SERVICE NEW MEXICO
ALBUQUERQUE 4.09 5.33 5.45 5.44 7.07 8.37 8.84 6.90 6.70 6.20 6.45 5.77 6.38 6.49 ---- ---- 6.44
SALT RIVER PROJECT
PAGE 2.72 4.07 5.55 7.78 6.67 8.54 8.07 7.31 7.31 6.53 6.26 4.97 6.32 ---- ---- ---- 6.32
SAN DIEGO GAS & ELECTRIC
ESCONDIDO 2.27 5.03 6.27 6.79 4.51 7.13 7.91 6.24 7.19 4.86 5.42 5.44 5.76 5.65 ---- ---- 5.71
SAN DIEGO ---- ---- ---- ---- ---- ---- ---- ---- ---- 4.70 5.56 5.47 ---- ---- ---- ---- ----
SOUTHERN CALIFORNIA EDISON
ALHAMBRA 3.14 4.56 4.11 5.80 4.85 6.60 7.29 5.45 6.14 4.33 5.15 4.78 5.18 ---- ---- ---- 5.18
BARSTOW 3.57 5.77 6.20 8.93 9.24 10.45 9.83 8.00 8.07 7.23 6.64 5.98 7.49 7.46 7.43 7.46 7.46
BLYTHE 3.77 5.67 5.95 8.19 7.70 9.51 9.50 9.23 8.06 6.71 6.43 5.64 7.20 ---- "6.9,9" 7.44 7.21
LANCASTER 3.71 6.09 6.30 8.85 9.41 10.51 10.20 8.89 8.40 7.10 6.40 6.11 7.66 7.46 7.27 7.91 7.58
PALM SPRINGS 3.35 6.33 6.17 8.21 7.90 9.13 9.06 7.44 7.39 6.62 6.57 5.86 7.00 6.93 6.75 ---- 6.89
RIDGECREST 4.12 6.68 6.78 8.97 9.59 10.72 10.44 8.02 8.46 7.23 6.62 5.67 7.78 ---- 7.62 8.16 7.85
VICTORVILLE 3.52 6.25 5.84 8.56 8.83 10.25 9.75 8.22 7.90 6.71 6.68 5.75 7.36 7.35 7.36 7.76 7.46
YUCCA VALLEY 3.74 7.14 6.75 9.00 8.83 10.24 10.08 8.45 8.60 7.64 7.08 6.26 7.82 7.85 7.74 7.98 7.85
TUCSON GAS & ELECTRIC
TUCSON 3.39 6.25 5.29 ---- ---- ---- 8.05 9.12 ---- ---- ---- ---- ---- ---- 6.36 ---- 6.36
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*ABSOLUTE SCALE
BTU/SQ.FT.-DAY = 317 X KWH/SQ.M-DAY
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