2003 Almanac (page 318)  Table A-13  County Emission Trends and Forecasts																
North Coast Air Basin																

	"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
Del Norte	6	6	5	5	4	3	3	3	10	11	8	7	6	6	5	5
Humboldt	38	40	34	35	28	28	25	23	63	39	32	30	24	20	18	17
Mendocino	23	22	21	23	19	15	13	11	29	25	19	19	17	14	13	11
Sonoma*	15	22	25	26	23	21	18	14	11	19	19	20	18	14	11	9
Trinity	2	3	3	3	2	2	2	2	7	8	6	6	6	6	5	4

	"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
Del Norte	8	9	9	10	10	10	11	11	130	127	116	113	104	96	94	91
Humboldt	28	29	27	25	23	22	22	22	327	291	260	243	189	156	140	123
Mendocino	19	17	18	19	20	20	22	23	162	151	144	140	111	87	78	67
Sonoma*	5	6	6	9	7	6	6	6	59	147	155	147	118	90	74	63
Trinity	16	19	20	19	20	18	18	17	70	75	74	75	66	60	57	54


	"Directly Emitted PM2.5 Emissions (tons/day, annual average)"															
County	1975	1980	1985	1990	1995	2000	2005	2010								
Del Norte	5	6	6	6	6	6	6	6								
Humboldt	17	17	16	13	11	11	11	10								
Mendocino	10	7	7	7	7	7	8	8								
Sonoma*	2	3	3	5	3	3	3	3								
Trinity	6	7	7	6	6	6	6	6								
																
*  A portion of Sonoma County lies within the San Francisco Bay Area Air Basin.