2001 California PM₁₀ Emission Trends and Forecasts- (tons/day, annual average)

Emission Source	1975	1980	1985	1990	1995	2000	2005	2010
All Sources	1864	2017	2004	2240	2177	2313	2466	2612
Stationary Sources	293	205	164	163	136	137	146	155
Area-wide Sources	1455	1680	1696	1915	1913	2051	2193	2332
Paved rd dust	227	258	303	346	359	386	416	439
Unpaved rd dust	429	514	531	591	617	644	706	773
Other Area-wide sources (wood burning is here)	799	908	862	977	937	1021	1071	1120
On-road mobile	37	44	64	75	61	56	58	61
Gas Vehicle	23	21	25	30	33	38	44	49
Diesel Vehicle.	14	24	39	45	27	18	14	12
Other Mobile	79	88	80	88	68	69	69	64

Table 3-4, ARB Almanac 2001 - P. 97, Chapter 3: Statewide Criteria Pollutant Emission and Air Quality Trends and Forecasts

Major Sources of Annual Ambient PM₁₀ in the SF Bay Area. (BAAQMD, 2001)

Fireplaces-Wood stoves 30%

Motor Vehicles 29%

Construction 11%

Refineries 7%

Power Plants 3%

Commercial Cooking 3%

Natural Gas Combustion 2%

Other 15%