California Air Resources Board 2004 Almanac (web)																															
Appendix A		Salton Sea Air Basin Emission Trends and Forecasts							Table A-19																						
	"NOx Emissions (tons/day, annual average)"								"ROG Emissions (tons/day, annual average)"																						
County	1975	1980	1985	1990	1995	2000	2005	2010	1975	1980	1985	1990	1995	2000	2005	2010															
Imperial	43	38	37	42	44	37	34	32	46	46	38	38	37	33	32	31															
Riverside	32	34	39	31	28	27	21	16	35	36	39	30	23	20	13	11															
																															
	"Directly Emitted PM10 Emissions (tons/day, annual average)"								"CO Emissions (tons/day, annual average)"																						
County	1975	1980	1985	1990	1995	2000	2005	2010	1975	1980	1985	1990	1995	2000	2005	2010															
Imperial	261	265	262	253	233	229	232	235	224	219	194	195	163	122	105	93															
Riverside	18	19	20	30	26	24	24	25	276	276	297	224	169	121	83	66															
																															
	"Directly Emitted PM2.5 Emissions (tons/day, annual average)"																														
County	1975	1980	1985	1990	1995	2000	2005	2010																							
Imperial	59	60	58	57	55	52	53	53																							
Riverside	6	5	5	7	6	6	6	6