USGS National-Strong Motion Program
Preliminary Corrected Peak Ground Acceleration and Velocity and Pseudo-Spectral Acceleration Values for
March 30, 2009, Morgan Hill, California Earthquake (posted 03/30/2009; updated 08/11/2009)
Mw 4.3, 03/30/2009, 17:40 UTC, 03/30/2009, 10:40 AM PDT, 37.285 N, 121.620 W, 6.2 km depth, Regional Network ID# nc40234037
Sta	Inst	Inst	State: City; Recorder Location	Owner	Lat	Lon	Dist	Az	Ch	Sensor	Orient	PGA	PGV	PSA at:
Code	type	S/N			deg	deg	km	deg	No	type	deg	cm/s/s	cm/s	0.3 s	1.0 s	3.0 s
1652	K2	1357	CA:Morgan Hill; Anderson Dam	USGS	37.1655	-121.6295	13.3	184
			Toe						1	FBA-23	333	-6.5	-0.41	1.74	0.343	0.0336
			Toe						2	FBA-23	UP	5.2	-0.33	0.87	0.328	0.0241
			Toe						3	FBA-23	63	7.4	0.44	2.00	0.550	0.0576
			Mid-dam, center						4	FBA-11	333	8.2	0.34	2.53	0.249	0.0330
			Mid-dam, center						5	FBA-11	63	-9.5	-0.58	2.39	0.670	0.0613
			Mid-dam, right						6	FBA-2g	63	-8.1	-0.52	1.96	0.665	0.0610
			Right crest						7	FBA-23	333	-20.7	-1.18	6.57	0.508	0.0537
			Right crest						8	FBA-23	UP	-8.9	-0.52	2.85	0.455	0.0386
			Right crest						9	FBA-23	63	-19.0	-1.18	4.35	0.899	0.0778
			Center crest						10	FBA-23	333	-17.9	-1.04	3.69	0.425	0.0478
			Center crest						11	FBA-23	UP	-14.7	0.89	5.02	0.551	0.0454
			Center crest (sensor inoperative)						12	FBA-23	63
1758	Etna	2034	CA:Morgan Hill; El Toro Fire Sta	USGS	37.1414	-121.6631	16.4	194	1	EpiSen	180	14.5	0.89	3.59	0.587	0.0315
									2	EpiSen	90	-32.6	1.75	7.25	1.190	0.0783
									3	EpiSen	UP	-17.4	-1.16	4.18	0.476	0.0334
1696	Etna	3994	CA:Cherry Flat Reservoir, left abut	USGS	37.3963	-121.7580	17.4	315	1	EpiSen	90	-10.5	0.36	1.02	0.261	0.0233
									2	EpiSen	360	6.9	0.28	0.81	0.295	0.0167
									3	EpiSen	UP	7.6	0.18	0.54	0.149	0.0157
1752	Etna	2015	CA:Woodside; Filoli Visitor Center	USGS	37.4678	-122.3079	64.2	289	1	EpiSen	90	-6.1	0.22	1.11	0.164	0.0065
									2	EpiSen	360	5.5	0.17	0.82	0.211	0.0104
									3	EpiSen	UP	1.7	0.08	0.38	0.073	0.0031
1861	K2	2398	CA:Oakland; Fire Training Center	USGS	37.7922	-122.2637	80.0	315	1	EpiSen	90	-4.3	0.24	2.03	0.303	0.0148
									2	EpiSen	360	5.7	-0.41	2.29	0.337	0.0181
									3	EpiSen	UP	3.4	-0.12	0.86	0.077	0.0040