California Air Resources Board 2004 Almanac (web)																															
Appendix A		Northeast Plateau Air Basin Emission Trends and Forecasts							Table A-15																						
	"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															
Lassen	9	9	9	9	8	8	7	6	11	15	15	14	13	12	12	11															
Modoc	6	6	5	5	5	5	4	4	6	7	6	6	5	4	4	4															
Siskiyou	18	19	18	18	17	15	12	10	29	29	28	28	26	23	22	22															
																															
	"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															
Lassen	19	19	20	21	20	23	22	22	65	81	81	76	73	61	58	54															
Modoc	18	18	19	19	18	18	18	17	31	33	31	30	25	20	18	16															
Siskiyou	32	34	33	33	33	33	33	33	355	347	334	334	309	280	270	261															
																															
	"Directly Emitted PM2.5 Emissions (tons/day, annual average)"																														
County	1975	1980	1985	1990	1995	2000	2005	2010																							
Lassen	7	7	7	7	7	7	7	7																							
Modoc	6	5	5	5	5	5	5	4																							
Siskiyou	20	21	19	19	19	19	19	19