COPCO NO 1 DAM, CA

Total of Precipitation (Inches)

(041990)

File last updated on April 19, 2024
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)	JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC		ANN
1959	-----	z	-----	z	-----	z	-----	z	2.10		0.19		0.00		1.25		0.48		0.33		0.02		1.21		5.58	d
1960	1.49		4.83		3.22		0.85		1.51		0.00		0.07		0.01		0.00		1.02		5.09		3.22		21.31
1961	1.17		2.97		2.71		1.77		1.50		0.74		0.00		0.25		1.39		2.63		3.76		2.95		21.84
1962	1.94		1.41		1.22		0.58		1.51		0.08		0.03		0.50		0.56		0.85	f	2.49		2.84		13.16	a
1963	1.63		2.72		1.33		3.53		1.06		1.58		0.01		0.08		0.22		1.65		3.76		1.01		18.58
1964	5.42		0.41		1.58	c	0.69		0.71		1.80		0.29		0.22		0.08		0.21		2.27		10.71		24.39
1965	3.33		0.48		0.05		2.62		0.23		0.73		0.26		1.74		0.00		0.15		3.25		1.72		14.56
1966	3.67		0.57		1.60		0.46		0.39		0.33		0.09		0.65		0.50		0.26		4.02		4.35		16.89
1967	3.68		0.47		2.70		2.20		1.88		1.01		0.00		0.00		0.27		1.24		1.19		2.64		17.28
1968	1.93		2.07		1.43		0.50		0.82		0.35		0.00		1.17		0.17		1.29		3.52		2.72		15.97
1969	6.47		1.53		0.67		1.50		0.31		1.23		0.64		0.00		0.21		1.68		0.88		7.13		22.25
1970	6.46		1.52		1.69		0.43		0.41		1.75		0.01		0.00		0.02		1.81		7.70		3.77		25.57
1971	2.72		0.85		3.58		1.75		2.41		1.02		0.26		0.13		0.83		1.70		3.50		2.84		21.59
1972	4.71		2.35		3.69		1.34		0.81		1.46		0.00		0.25		0.59		1.00		1.01		3.24		20.45
1973	1.93		0.97		1.57		0.64		0.98		0.04		0.03		0.02		1.15		2.94		6.04		3.10		19.41
1974	4.07		2.40		2.82		2.56		0.08		0.00		0.33		0.20		0.00		0.61		1.21		3.01		17.29
1975	2.30		3.76		4.90		1.40		0.34		1.13		0.73		0.45		0.25		2.29		1.99		2.68		22.22
1976	1.24		3.32		1.19		0.72		0.34		0.26		0.39		3.57		0.57		0.36		1.08		0.27		13.31
1977	1.24		0.80		1.27		0.38		2.86		0.83		0.06		0.57		2.77		1.06		3.39		5.46		20.69
1978	2.14		1.54		2.41		2.27		0.82		1.99		0.17		2.08		1.68		0.03		1.32		0.91		17.36
1979	2.06		2.67		1.17		1.70		2.25		0.10		0.16		0.98		0.37		3.40		4.11		2.21		21.18
1980	3.51		2.96		1.53		1.27		0.80		1.23		0.05		0.00		0.50		0.89		1.57		2.86		17.17
1981	1.40		2.16		1.65		1.89		1.50		0.29		0.01		0.00		0.68		1.96		6.14		7.21		24.89
1982	1.73		4.75		2.49		0.73		0.17		1.33	a	0.43		0.33		0.69		2.50		2.81		5.64		23.60
1983	1.85		4.39		3.85		1.24		0.72		0.60		0.33		2.58		0.39		1.04		6.38		6.72		30.09
1984	0.27		2.72		2.49		1.79		0.46		0.77		0.03		0.96		0.19		2.45		6.22		2.00		20.35
1985	0.08		2.34		1.03		0.30		1.47		0.42		0.97		0.19		2.66		1.17		2.43		1.10		14.16
1986	2.37		6.07		2.01		0.82		1.23		0.96		0.00		0.02		2.49		1.00		2.39		1.03		20.39
1987	3.52		1.24		1.55		0.15		1.12		0.58		1.47		0.34		0.13		0.01		1.30		4.69		16.10
1988	3.18		0.12		0.87		1.12		2.68		2.02		0.00		0.29		0.21		0.00		5.88		1.79		18.16
1989	2.45		0.90		4.82		2.34		2.11		0.43		0.00		1.00		2.31		1.69		0.85		1.16		20.06
1990	4.82		1.49		2.59		1.48		3.56		0.13		0.98		0.40		0.69		0.86		2.18		0.90		20.08
1991	1.12		1.44		3.32		1.19		2.44		1.44		0.92		0.24		0.10		0.72		2.07		1.61		16.61
1992	1.16		1.57		1.41		1.18		0.37		1.40		0.88		0.01		0.41		1.56		1.65		4.05		15.65
1993	3.97		1.98		3.00		2.61		2.24		2.21		0.09		0.56		0.04		0.59		0.51		2.29		20.09
1994	1.35		1.28		0.64		0.53		3.07		0.20		0.07		0.00		0.39		0.26		4.68		1.62		14.09
1995	5.40		0.59		4.43		4.38		0.98		2.38		1.67		0.02		0.06		0.61		1.23		8.52		30.27
1996	6.68		1.99		1.80		1.72		2.07		1.21		0.45		0.11		0.91		1.75		3.86		8.02		30.57
1997	5.43		1.45		1.29		1.58		1.81		3.20		1.39		1.35		1.47		2.14		1.87		1.39		24.37
1998	6.83		3.60		2.97		1.87		3.23		0.87		0.35		0.00		0.49		1.07		7.55		2.44		31.27
1999	4.30		4.66		0.60		0.76		0.47		0.05		0.00		1.10		0.00		1.21		2.06		1.30		16.51
2000	6.22		3.36		1.08		2.23		0.93		0.17		0.05		0.32		0.31		1.69		0.82		1.84		19.02
2001	1.72		0.94	a	0.97		1.53		0.68		0.50		0.50		0.00		0.83		0.34		3.86		4.64		16.51
2002	1.97		1.56		1.12		2.95		0.60		0.40		0.01		0.01		0.03		0.02		1.81		7.14		17.62
2003	2.88		1.29		2.84		4.00		0.64		0.00		0.38		0.26		0.36		0.00		2.33		3.59		18.57
2004	2.72		3.75		1.67		1.04		1.53		0.07		0.78	a	0.26	p	0.05		3.61		1.52		3.38	f	16.74	b
2005	2.09		0.93		1.48		2.26		3.31		0.40		0.01		0.00		0.62		0.84		7.01		6.36		25.31
2006	5.76		2.48		1.67		1.63		0.47		1.02		0.00		0.05		0.10		0.67		3.68		4.54		22.07
2007	1.48		5.59		0.91		0.87		0.88		0.89		1.73		0.14		0.29		4.31		1.97		2.72		21.78
2008	7.31		0.75	e	0.76		0.67		1.38		0.35		0.00		0.18		0.00		0.61		2.79		3.97		18.77
2009	1.18		1.68		2.27		0.88		2.19		1.94		0.00		0.11		0.00		0.43		1.50		0.91		13.09
2010	2.96		1.25		1.82		3.06		1.05		0.85		0.15		0.05		0.63		3.24		5.75		4.87		25.68
2011	1.11		3.11		5.77		2.03		1.64		1.41	a	0.60	a	0.24		0.03		1.37		1.94		0.88		20.13
2012	4.13		1.73		4.24		2.25		0.24	b	1.28	b	1.84		0.01	a	0.00	a	0.93		2.38	a	4.60		23.63
2013	2.49		0.34		0.55		0.36	b	1.29		0.59		0.00		0.65		2.44		0.26		0.57		0.19		9.73
2014	0.69		3.88		3.70		1.89		0.70		0.24		0.48		0.38		1.46		2.59	c	2.63	a	3.78		22.42
2015	0.71	b	3.56	b	1.76	b	0.62	a	1.28	d	0.50	d	0.60	b	0.26	a	0.10	a	1.03	a	1.01	a	7.23		18.66
2016	5.27	a	1.92	b	3.97	d	0.82	b	0.91		1.16		0.16	a	0.00		0.28		6.97	c	2.45		2.38	e	26.29
2017	3.55	c	4.37	c	2.71	d	2.42	b	0.69	c	0.46		0.00	a	0.07	d	0.21	b	0.70	b	2.95	a	0.78		18.91
2018	2.22	b	0.51	b	2.22	c	2.50	c	1.02		0.44	b	0.00	f	0.00	c	0.15	a	0.63		1.79		3.39		14.87	a
2019	2.86	a	6.48	a	1.10		2.54		1.13		0.00		0.00		1.08		2.25		0.77		0.45	a	2.41		21.07
2020	2.95	a	0.26	b	0.57	b	0.23	a	2.84	a	0.28		0.00		1.29	d	0.00	b	0.06	c	2.77	e	2.47	a	13.72
2021	1.97	a	2.57		0.98		0.75	c	0.19	c	0.43		0.00	c	0.00	f	1.55	a	3.19		1.04		2.86		15.53	a
2022	0.93	d	0.30	f	0.70	e	2.18		0.86	d	0.87	d	0.24	b	0.00	c	0.77	e	0.14	c	1.23	e	4.89	c	12.81	a
2023	2.23	d	1.89	c	4.00	l	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	-----	z	4.12	j
Period of Record Statistics
MEAN	2.94		2.21		2.06		1.53		1.29		0.82		0.34		0.46		0.62		1.33		2.80		3.35		20.17
S.D.	1.81		1.51		1.25		0.94		0.88		0.69		0.47		0.68		0.74		1.24		1.88		2.24		4.55
SKEW	0.75		0.89		0.90		0.77		0.82		1.04		1.72		2.42		1.59		1.91		0.96		1.05		0.44
MAX	7.31		6.48		5.77		4.38		3.56		3.20		1.84		3.57		2.77		6.97		7.70		10.71		31.27
MIN	0.08		0.12		0.05		0.15		0.08		0.00		0.00		0.00		0.00		0.00		0.02		0.19		9.73
YRS	64		63		63		63		64		64		63		62		64		63		64		63		58