Area	Basin-wide/Regional
Topic	Sediment: Aggregate Extraction - Sonoma Percent by Source 1960-1990

Caption:  The Chart Table sed_russian_pct_gravel_extraction_source.dbf, contains the percent of total annual aggregate extraction by source in Sonoma County for the years 1960-1977 and 1981-1990. Data are from the 1980 and 1994 Russian River Aggregate Resources Monitoring Plan.

 50 rows of a possible 26835 have been displayed.

YEAR	PCT_TERRACE	PCT_STREAM	PCT_QUARRY
1960	-	89.5	10.5
1961	-	92.6	7.4
1962	-	94.4	5.6
1963	-	90.1	9.9
1964	-	88.4	11.6
1965	3.9	83	13.1
1966	3.7	83.1	13.2
1967	36.9	49.2	13.9
1968	72.2	14	13.8
1969	70.4	16.5	13
1970	66.6	20.2	13.2
1971	75.1	14	10.9
1972	78.1	11.3	10.6
1973	72	12.7	15.3
1974	74.1	12.7	13.2
1975	66.3	13.1	20.6
1976	66.6	13.2	20.2
1977	69	11	20
1981	43	20.42	36.58
1982	34.35	24.47	41.18
1983	45.59	21.52	32.9
1984	45.33	21.72	32.96
1985	45.01	27.3	27.69
1986	45.09	2.6	29.46
1987	49.88	17.71	32.41
1988	50.9	18.53	30.57
1989	53.18	14.48	32.34
1990	52.98	8.04	38.98

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