Location	Surveyed Trees	Symptomatic Oak Nearby? %	Sampled Trees	SOD Positive Sampled Trees %	Estimated True Infection Rate %	Symptomatic Surveyed Trees %
Big Sur	87	38.1	21	4.8	3.8	80.5
Carmel	985	3.7	215	2.3	1.1	48.2
East Bay-East	56	12.5	48	22.9	12.7	55.4
East Bay-South	54	0.0	4	0.0	0.0	7.4
East Bay-West	584	6.2	97	6.2	1.1	18.2
Marin	1073	22.9	144	9.0	2.5	28.1
Mendocino	592	12.3	73	6.8	1.4	20.1
Napa	53	0.0	40	2.5	1.5	60.4
Peninsula-East	816	17.9	162	10.5	6.0	57.0
Peninsula-North	177	7.4	27	3.7	1.0	26.0
Peninsula-South	300	17.0	88	42.0	19.1	45.3
Peninsula-West	3558	20.7	439	31.4	6.1	19.4
San Francisco	2982	0.0	198	0.0	0.0	9.9
San Luis Obisbo	699	3.6	139	0.0	0.0	18.7
Santa Cruz	324	3.0	66	6.1	3.6	59.6
Sonoma-East	390	17.9	78	21.8	9.7	44.4
Sonoma-North	124	18.9	37	5.4	1.8	33.9
Sonoma-West	532	10.8	102	10.8	2.9	26.5
Trinity-Humboldt-Siskiyou	118	0.0	34	0.0	0.0	19.5
Total=	13504	12.2	2012	9.8	3.5	35.7