"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
Los Angeles	1343	1245	1326	1174	956	760	594	496	2131	1717	1657	1229	893	692	552	492
Orange	286	297	339	316	264	225	176	139	486	460	461	357	259	210	172	156
Riverside	87	93	103	129	115	101	81	62	106	105	113	112	98	86	73	68
San Bernardino	134	145	154	162	137	121	92	74	158	170	176	152	123	104	86	77


	"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
Los Angeles	168	168	185	192	169	172	176	179	14307	11304	11426	8870	6469	4587	3115	2397
Orange	43	51	59	65	59	66	68	69	3095	2859	2989	2421	1815	1338	951	758
Riverside	44	50	54	63	63	68	71	73	723	698	796	859	730	583	433	353
San Bernardino	40	42	43	46	48	52	55	57	1197	1293	1210	1113	891	689	512	418