Statewide Alternative Daily Cover (ADC) by Material Type Percentages

ADC means Board-approved materials other than soil used as a temporary overlay on an exposed landfill face. Complete ADC definition. ADC by material type available starting in 1998.

Year	Ash	Auto Shredder Waste	C and D	Compost	Contaminated Sediment	Green Material	Mixed	Other	Sludge	Tires
1998	0.5%	9.7%	4.0%	0.0%	0.0%	64.9%	0.7%	0.6%	17.5%	2.0%
1999	0.3%	10.9%	8.7%	0.0%	0.0%	63.6%	0.2%	1.0%	14.8%	0.5%
2000	1.4%	9.6%	19.4%	0.2%	0.0%	57.2%	1.9%	1.2%	8.6%	0.5%
2001	1.1%	10.8%	17.6%	0.4%	2.1%	60.8%	1.0%	1.0%	4.7%	0.5%
2002	0.5%	12.0%	10.9%	0.1%	0.5%	67.7%	1.3%	1.0%	5.3%	0.7%
2003	0.1%	12.8%	6.1%	0.2%	0.0%	69.5%	0.4%	1.8%	8.4%	0.6%
2004	0.1%	10.9%	4.4%	0.1%	0.0%	69.3%	1.1%	2.8%	9.6%	1.7%
2005	0.2%	14.6%	7.0%	0.0%	0.0%	64.7%	0.6%	4.7%	7.5%	0.8%
2006	0.1%	16.2%	9.1%	0.0%	0.0%	63.0%	0.7%	3.0%	7.1%	1.0%

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DRS web reports are based upon information reported by permitted facility operators and compiled by County/Regional Agency disposal reporting coordinators. Only finalized data are shown in these reports.

Last updated: June 11, 2008

Local Government Central http://www.ciwmb.ca.gov/LGCentral/
Larry N. Stephens: lstephen@ciwmb.ca.gov (916) 341-6241