USGS National-Strong Motion Program
Preliminary Corrected Peak Ground Acceleration and Velocity Values for
February 06, 2002, Southeast Anchorage, AK Earthquake, 2nd mainshock (posted 02/12/2002; updated 03/12/2002)
mb 4.9 (NEIC) ML 5.0, 02/06/2002, 17:19:29 UTC, 02/06/2002 08:19:29 AM AKST, 61.2076 N, 149.7294 W, 36.60 km depth
(Hypocenter and ML magnitude from Alaska Earthquake Information Center (AEIC) on 02/12/2002)
Sta	Inst	Inst	Recorder Name	Owner	Lat	Lon	Dist	Az	Ch	Sensor	Orient	PGA	PGV
No	type	S/N			deg	deg	km	deg	No	type	deg	cm/s/s	cm/s
8011	K2	1747	AK: Anchorage; Russian Jack Springs State Park	USGS	61.2089	-149.7860	3.1	273	1	EpiSensor	90	-16.17	0.67
									2	EpiSensor	360	24.12	1.14
									3	EpiSensor	UP	-30.48	0.57
8026	Etna	1397	AK: Anchorage;  Baptist Church of Christ	USGS	61.2089	-149.8289	5.4	272	1	FBA-2g	360	-64.88	2.81
									2	FBA-2g	UP	-24.43	-0.78
									3	FBA-2g	90	69.50	-2.87
8016	K2	1356	AK: Anchorage; BP Building	USGS	61.1922	-149.8645	7.5	257
			14 Floor, NE						1	FBA-11	270	-14.81	-1.04
			14th Floor, SW						2	FBA-11	270	9.67	-1.03
			8th Floor, NE  (data suspect; not corrected)						3	FBA-11	270
			8th Floor, SW						4	FBA-11	270	-15.58	-0.89
			14th Floor, Center  (data suspect; not corrected)						5	FBA-11	360
			8th Floor, Center						6	FBA-11	360	10.07	0.60
			Basement, NW						7	FBA-11	UP	25.27	0.39
			Basement, SE						8	FBA-11	UP	-22.17	0.38
			Basement, SE						9	FBA-11	270	29.76	-1.37
			Adjacent downhole (2 feet)						10	FBA-23	90	-52.60	2.04
			Adjacent downhole (2 feet)						11	FBA-23	360	43.99	-1.23
			Adjacent downhole (2 feet)						12	FBA-23	UP	-45.23	-0.54
8029	K2	1748	AK: Anchorage; Tudor Elementary School	USGS	61.1739	-149.8501	7.5	240	1	EpiSensor	90	-40.39	-1.50
									2	EpiSensor	360	44.45	-1.10
									3	EpiSensor	UP	33.56	0.81
8023	K2	1740	AK: Anchorage; Football Stadium	USGS	61.2047	-149.8763	7.9	268	1	EpiSensor	90	42.64	1.43
									2	EpiSensor	360	31.34	1.29
									3	EpiSensor	UP	16.26	0.40
8024	K2	1751	AK: Anchorage; Dowl Engineers Warehouse	USGS	61.1832	-149.8853	8.8	252	1	EpiSensor	90	78.67	3.06
									2	EpiSensor	360	-63.26	-2.27
									3	EpiSensor	UP	-35.00	0.60
2704	K2	595	AK: Anchorage; Old Federal Building	USGS	61.2191	-149.8941	8.9	278	1	FBA-2g	360	22.05	1.30
									2	FBA-2g	UP	-23.33	0.50
									3	FBA-2g	90	40.49	1.76
8027	K2	1744	AK: Anchorage; State Fish and Game	USGS	61.1609	-149.8892	10.1	239	1	EpiSensor	90	-79.27	3.07
									2	EpiSensor	360	90.22	2.92
									3	EpiSensor	UP	-43.01	0.70
8017	K2	1736	AK: Anchorage; Aho Residence	USGS	61.1959	-149.9465	11.8	264	1	EpiSensor	90	74.69	3.39
									2	EpiSensor	360	-55.62	2.60
									3	EpiSensor	UP	-27.07	0.88
8021	K2	1755	AK: Anchorage; Klatt Elementary School	USGS	61.1129	-149.9095	14.3	223	1	EpiSensor	90	-35.70	0.86
									2	EpiSensor	360	30.35	1.17
									3	EpiSensor	UP	23.87	0.56
8007	K2	1746	AK: Anchorage; International Airport	USGS	61.1824	-149.9966	14.7	259	1	EpiSensor	90	67.27	2.55
									2	EpiSensor	360	-30.87	1.22
									3	EpiSensor	UP	-29.71	-0.73
8019	K2	528	AK: Eagle River; Alaska Geologic Materials	USGS	61.3493	-149.5411	18.7	33	1	FBA-2g	360	-30.69	0.61
									2	FBA-2g	UP	25.40	-0.43
									3	FBA-2g	90	27.18	-0.84