Location	Surveyed Trees	Symptomatic Oak Nearby? %	Sampled Trees	SOD Positive Sampled Trees %	Estimated True Infection Rate %	Symptomatic Surveyed Trees %
Big Sur	19	0.0	4	75.0	55.3	73.7
Carmel	1188	4.2	214	47.7	18.9	39.6
East Bay-East	98	40.5	42	40.5	15.7	38.8
East Bay-South	5	0.0	6	0.0	0.0	100
East Bay-West	292	9.2	98	27.6	7.5	27.1
Marin	468	17.6	136	27.2	21.3	78.4
Mendocino	325	2.2	45	4.4	1.2	26.5
Napa	915	6.9	116	1.7	0.5	31.6
Peninsula-East	68	8.9	56	67.9	35.9	52.9
Peninsula-North	36	28.6	14	21.4	6.5	30.6
Peninsula-South	2073	21.4	126	62.7	38.1	60.8
Peninsula-West	2940	18.2	225	65.3	14.3	21.9
San Francisco	1474	0.6	165	5.5	1.3	23.0
San Luis Obisbo	1401	0.7	289	0.0	0.0	30.3
Santa Cruz	555	11.0	118	33.1	19.4	58.7
Sonoma-East	1018	9.9	131	64.1	32.9	51.3
Sonoma-North	187	7.7	68	27.9	3.9	13.9
Sonoma-West	1086	10.1	89	69.7	21.1	30.3
Trinity-Humboldt-Siskiyou	250	0.0	71	0.0	0.0	14.0
Total=	14379	9.4	2009	31.5	12.8	40.5