CONCORD WASTEWATER PLANT, CA

Total of Precipitation (Inches)

(041967)

File last updated on December 4, 2021
a = 1 day missing, b = 2 days missing, c = 3 days, ..etc..,
z = 26 or more days missing, A = Accumulations present
Long-term means based on columns; thus, the monthly row may not
sum (or average) to the long-term annual value.
MAXIMUM ALLOWABLE NUMBER OF MISSING DAYS : 5
Individual Months not used for annual or monthly statistics if more than 5 days are missing.
Individual Years not used for annual statistics if any month in that year has more than 5 days missing.

YEAR(S)JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDECANN
1991-----z-----z-----z-----z-----z-----z-----z-----z0.03 1.74 0.51 1.83 4.11h
19921.43 5.65 2.43 0.19 0.00 0.20 0.00 0.00 0.00 1.13 0.13 5.28 16.44
19937.46 3.40 1.57 0.48 0.58 0.20 0.00 0.00 0.00 0.33 2.26 1.87 18.15
19941.75 3.92 0.26 0.58 1.48 0.04 0.00 0.00 0.00 0.42 5.49 1.96 15.90
199510.16 0.14 8.10 0.90 0.87 1.14 0.00 0.00 0.00 0.00 0.01 5.30 26.62
19965.09 6.21 2.33 1.12 2.02 0.00 0.00 0.00 0.00 0.72 2.13 5.71 25.33
19978.03 0.11 0.22 0.09 0.42 0.22 0.00 0.40 0.01 0.77 5.24 2.42 17.93
19986.59 11.13 2.42 0.98 2.70 0.00 -----z0.00 0.11 0.37 2.52 0.67 27.49a
19992.46 4.70 2.03 1.59 0.06 0.00 0.00 0.00 0.00 0.37 1.72 0.38 13.31
20004.02 7.64 1.79 1.10 -----z0.07 0.00 0.00 0.11 1.20 0.73 0.08 16.74a
20010.53 5.40 0.97 0.67 0.00 0.01 0.00 0.00 0.10 0.27 3.66 7.25 18.86
20020.97 1.48 1.68 0.10 0.90 0.00 0.00 0.00 0.00 0.00 2.10 6.72 13.95
20031.06 0.91 1.47 3.24 0.05 0.00 0.00 0.20 0.00 0.00 1.65 5.97 14.55
20043.34 5.57 0.60 0.09 0.07 0.00 0.00 0.00 0.09 2.59 1.84 3.33 17.52
20054.07 3.20 2.53 1.30 1.25 0.15 0.00 0.00 0.00 0.09 1.20 11.79 25.58
20062.20 1.80 6.18 3.81 0.65 0.00 0.00 0.00 0.00 0.10 1.45 2.39 18.58
20070.43 3.58 0.15 0.76 0.30 0.00 0.00 0.00 0.10 1.62 0.67 2.96 10.57
20087.26 2.24 0.15 0.00 0.00 0.00 0.00 0.00 0.00 0.06 2.69 2.73 15.13
20091.14 6.84 2.23 1.22 0.61 0.00 0.00 0.00 0.06 2.90 0.53 3.29 18.82
20106.17 2.64 1.80 3.47 0.93 0.00 0.00 0.00 0.00 0.75 1.99 5.58 23.33
20111.32 4.02 5.65 0.25 0.70 1.75a0.00 0.00b0.00a0.78 0.87 0.07a15.41
20122.78 1.21a4.28 2.59 0.03 0.04b0.00 0.00 0.00 0.65 3.92 5.92b21.42
20130.45 0.37 0.56 0.80 0.03 0.12 0.00 0.00 0.70a0.00a1.49 0.52 5.04
20140.11 4.58 1.88 1.65 0.00 0.00 0.03 0.07 0.36 0.50 1.11 9.10 19.39
20150.00 2.99 0.10 1.23 0.09 0.22 0.00 0.00 0.03 0.05 1.48 2.60 8.79
20165.79 0.93 5.77 1.39 0.27 0.00 0.00 0.00 0.00 2.71 1.76 2.60 21.22
20179.95 7.06 1.77 2.91 0.00 0.00 0.00 0.00 0.00 0.30 2.10 0.05 24.14
20183.56 0.00 5.20 2.52 0.00 0.00 0.00 0.00a0.00 0.02 3.04 1.78 16.12
20194.13 6.50 3.46 -----z-----z-----z-----z-----z-----z-----z-----z-----z14.09i
Period of Record Statistics
MEAN3.65 3.72 2.41 1.30 0.54 0.15 0.00 0.02 0.06 0.73 1.94 3.58 17.68
S.D.3.02 2.74 2.09 1.10 0.69 0.39 0.01 0.09 0.15 0.85 1.36 2.92 5.24
SKEW0.67 0.60 1.09 0.88 1.60 3.29 4.80 3.68 3.46 1.40 1.05 0.94 -0.32
MAX10.16 11.13 8.10 3.81 2.70 1.75 0.03 0.40 0.70 2.90 5.49 11.79 26.62
MIN0.00 0.00 0.10 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.01 0.05 5.04
YRS28 28 28 27 26 27 26 27 28 28 28 28 25