Sacramento Valley Air Basin								

"CO Emission Trends (tons/day, annual average)"								
Emission Source	1975	1980	1985	1990	1995	2000	2005	2010
All Sources	3010	3015	2877	2503	1875	1446	1192	1006
Stationary Sources	28	30	18	54	42	45	46	48
Area-wide Sources	362	376	387	367	342	329	332	334
On-Road Mobile	2450	2389	2246	1813	1225	822	576	398
   Gasoline Vehicles	2442	2377	2228	1793	1210	808	565	389
   Diesel Vehicles	8	12	17	20	16	13	12	9
Other Mobile	170	220	227	269	265	250	239	226