Table 1. Source Parameters of Historical Earthquakes [Rogers et al., 1991]

Code	Date (Yr/Mo/D)	Time (hr:mn)	lat (°)	lon (°)	z (km)	M_w	Strike (°)	Dip (°)	Rake (°)	Ref¹	Location
ov	1872/03/26	10:30	36.70	-118.10	6	7.6	340	80	-170		Owens Valley, California ²
pv	1915/10/03	06:53	40.50	-117.50	9	7.5	194	44	-61	p1	Pleasant Valley, Nevada ³
c1	1932/12/21	06:10	38.80	-117.98	14	7.2	1	72	-176	c1	Cedar Mountain, Nevada
c2	1932/12/21	06:10	38.68	-118.21	12	6.6	347	81	-179	c2	Cedar Mountain, Nevada
ex	1934/01/30	20:16	38.26	-118.46	14	6.3	248	40	-91	e1	Excelsior Mountain, Nevada
rm1	1954/07/06	11:13	39.29	-118.36	10	6.6	336	78	-140	f1	Rainbow Mountain, Nevada
rm2	1954/07/06	22:07	39.20	-118.40	8	6.0	348	70	-157	f2	Rainbow Mountain, Nevada
sw1	1954/08/24	05:51	39.35	-118.34	12	6.8	355	51	-145	f3	Stillwater-Fallon, Nevada
sw2	1954/08/31	22:20	39.72	-118.47	10	5.8	0	58	-162	f4	Stillwater-Fallon, Nevada
fp	1954/12/16	11:07	39.20	-118.00	15	7.2	350	60	-150	f6	Fairview Peak, Nevada
dv	1954/12/16	11:11	39.67	-117.87	12	6.8	350	50	-90	f7	Dixie Valley, Nevada

¹ reference Doser [1986] and Doser [1988]

² reference Beanland and Clark [1994]

³ reference Wallace [1983]

Table 2. Source Parameters Estimated by Moment Tensor Inversion.

EV	YrMoDa	HrMn	Lat (°)	Lon (°)	Z ^net (km)	Z (km)	M ^net	M_w	S1 (°)	D1 (°)	R1 (°)	S2 (°)	D2 (°)	R2 (°)	%dc	Region (*/+)
1	19901024	0615	38.05	-119.13	12.56	16	5.00	5.30	143	84	-137	47	47	-9	92	LeeVining
2	19920629	1014	36.72	-116.30	11.77	8	5.70	5.57	180	42	-131	49	59	-59	83	LittleSkull
3	19920720	2009	39.32	-119.16	4.99	5	3.87	4.13	237	89	7	147	83	179	92	Fallon
4	19921010	1754	37.99	-118.58	7.97	8	4.18	3.74	76	80	-14	168	76	-169	94	MonoLake
5	19930210	2148	40.41	-119.56	7.48	10	4.59	4.46	190	47	-92	12	43	-88	97	PyramidLake
6	19930517	2320	37.18	-117.83	9.13	12	6.10	5.98	193	48	-102	31	44	-77	97	EurekaValley
7	19930518	0103	37.16	-117.80	9.04	8	4.60	4.67	184	76	-109	59	23	-37	98	EurekaValley
8	19930518	2348	37.07	-117.82	11.78	6	5.00	4.80	174	61	-133	57	50	-38	59	EurekaValley
9	19930518	2357	37.05	-117.83	8.25	10	4.40	4.23	159	87	-144	66	54	-4	65	EurekaValley
10	19930519	0320	37.14	-117.82	8.85	9	3.90	4.30	206	73	-78	350	21	-124	90	EurekaValley
11	19930519	1413	37.13	-117.79	7.01	4	5.00	4.90	198	74	-82	350	18	-117	78	EurekaValley
12	19930520	0117	37.19	-117.80	8.19	10	4.00	4.05	152	73	-141	48	53	-22	96	EurekaValley
13	19930526	1911	37.09	-117.78	5.99	4	4.20	3.75	189	65	-95	20	25	-80	83	EurekaValley
14	19930603	0222	37.12	-117.80	8.95	9	3.90	3.57	190	62	-117	57	38	-50	86	EurekaValley
15	19930608	1958	37.01	-117.76	2.33	2	4.00	3.95	19	67	-86	189	23	-99	86	EurekaValley
16	19940912	1223	38.81	-119.64	6.40	8	5.89	5.81	134	73	-157	37	68	-18	86	DoubleSpringFlat
17	19940912	1714	38.82	-119.65	4.80	6	3.90	3.82	42	61	-49	161	49	-140	97	DoubleSpringFlat+
18	19940912	2357	38.78	-119.67	0.00	4	4.95	5.28	13	69	-81	169	23	-113	91	DoubleSpringFlat
19	19940913	0615	38.76	-119.68	0.00	4	3.96	4.22	177	46	-91	358	44	-89	94	DoubleSpringFlat
20	19940913	2122	38.84	-119.62	0.00	4	3.96	4.21	154	70	-138	47	51	-26	96	DoubleSpringFlat
21	19940915	0045	38.78	-119.65	6.60	8	3.94	3.50	284	73	158	21	69	18	84	DoubleSpringFlat
22	19940920	0317	38.75	-119.59	5.47	6	4.14	3.83	325	84	-171	234	81	-6	90	DoubleSpringFlat
23	19940920	0337	38.76	-119.58	3.72	6	4.20	3.68	64	88	-15	155	75	-178	86	DoubleSpringFlat
24	19940920	0517	38.76	-119.59	5.20	4	4.07	4.35	221	87	-53	315	37	-175	77	DoubleSpringFlat
25	19940920	1538	38.75	-119.59	0.00	10	3.91	4.44	232	85	17	141	73	175	91	DoubleSpringFlat
26	19940920	1540	38.75	-119.59	5.36	6	4.14	4.48	47	86	-27	139	63	-176	89	DoubleSpringFlat
27	19941010	0307	38.77	-119.60	5.59	4	4.16	4.45	136	70	-147	33	59	-24	80	DoubleSpringFlat
28	19950106	0012	38.78	-119.66	0.00	8	4.12	4.27	19	51	-68	165	44	-115	91	DoubleSpringFlat
29	19950218	2017	38.79	-119.66	6.00	8	3.98	3.92	17	54	-66	160	43	-119	96	DoubleSpringFlat
30	19950422	1431	38.79	-119.68	2.76	8	4.39	4.12	22	51	-70	172	43	-113	96	DoubleSpringFlat
31	19950817	2239	35.78	-117.66	5.55	8	5.40	5.20	217	63	-63	379	37	-131	98	Ridgecrest
32	19950920	2327	35.76	-117.64	5.42	8	5.76	5.40	149	87	-171	58	81	-3	96	Ridgecrest
33	19950925	0447	35.81	-117.62	9.39	10	4.91	4.42	288	86	174	18	84	4	93	Ridgecrest
34	19951115	2033	39.65	-120.01	13.70	10	4.60	4.38	194	70	-70	328	28	-133	88	BorderTown
35	19951222	0900	38.73	-119.59	6.80	10	4.67	4.78	17	54	-56	149	48	-127	82	DoubleSpringFlat
36	19951223	0540	38.75	-119.59	6.90	4	4.72	4.72	219	72	-32	321	60	-159	62	DoubleSpringFlat+
37	19951228	1828	38.73	-119.61	8.60	12	4.91	4.67	318	88	-163	227	73	-2	85	DoubleSpringFlat
38	19960102	0626	38.75	-119.59	6.74	14	4.03	3.60	9	62	-67	147	36	-126	85	DoubleSpringFlat
39	19960107	1432	35.77	-117.65	5.90	6	5.21	4.93	59	83	-9	150	81	-173	71	Ridgecrest
40	19960108	1052	35.78	-117.64	5.07	2	4.30	4.68	176	68	-95	10	22	-77	96	Ridgecrest
41	19960309	0119	38.72	-119.61	5.08	8	4.21	3.74	129	64	-138	17	53	-33	94	DoubleSpringFlat
42	19960627	0549	38.63	-119.47	12.80	12	4.27	4.24	352	45	-97	182	45	-83	97	DoubleSpringFlat
43	19961127	2017	36.08	-117.65	1.20	6	5.30	5.00	334	83	-140	238	50	-9	92	Coso
44	19961202	2332	40.01	-119.62	13.10	12	3.80	4.00	164	75	-128	55	40	-23	73	PyramidLake*
45	19961212	1835	38.67	-119.52	4.20	3	4.45	4.70	223	71	-39	327	54	-157	79	DoubleSpringFlat
46	19961213	1653	38.67	-119.51	5.10	4	4.20	4.44	225	80	-26	320	65	-169	84	DoubleSpringFlat
47	19970414	1120	38.07	-118.73	8.40	7	4.17	3.96	330	84	162	62	72	7	82	MonoLake
48	19970703	1749	35.79	-117.63	4.67	7	4.27	4.05	155	83	-164	63	74	-7	81	Ridgecrest
49	19970821	1535	38.60	-118.51	11.30	4	4.19	4.01	351	68	-109	214	28	-51	96	Hawthorne
50	19970821	1611	38.59	-118.51	11.10	4	4.54	4.58	340	73	-122	225	36	-30	83	Hawthorne
51	19970821	1636	38.59	-118.50	9.97	8	4.55	4.30	354	66	-135	242	50	-32	94	Hawthorne
52	19970912	1336	36.85	-116.26	13.17	10	3.90	4.00	351	83	162	83	72	8	75	CalicoHills!
53	19971029	1000	37.58	-118.42	10.55	12	3.98	3.58	190	56	-85	1	34	-98	95	Bishop
54	19971102	0834	37.85	-118.21	6.10	7	4.33	4.02	161	87	-169	70	79	-3	100	FishLakeValley
55	19971102	0851	37.85	-118.22	6.40	5	5.30	5.09	341	86	-167	250	78	-5	82	FishLakeValley
56	19971102	1503	37.84	-118.20	6.50	6	4.49	4.40	257	87	-11	347	79	-177	87	FishLakeValley
57	19971102	1622	37.87	-118.23	6.30	7	4.40	3.98	75	82	16	343	74	171	77	FishLakeValley
58	19971105	1749	39.95	-120.82	6.58	14	4.48	4.34	210	87	-14	300	76	-177	85	Quincy
59	19971105	2259	37.25	-117.85	10.20	11	4.24	4.11	176	57	-108	26	37	-64	90	EurekaValley
60	19971115	0600	37.25	-117.85	6.10	4	4.98	4.97	339	60	-132	220	50	-41	86	EurekaValley
61	19971122	1206	37.64	-118.95	8.38	2	4.50	4.73	168	82	-72	282	20	-155	88	MammothLakes
62	19971122	1720	37.64	-118.94	7.66	4	4.80	4.85	278	83	-145	183	56	-9	96	MammothLakes
63	19971122	1810	37.64	-118.92	8.20	4	4.70	4.68	82	77	-23	333	37	-23	81	MammothLakes
64	19971130	2117	37.64	-118.94	7.10	4	4.80	4.87	105	65	-158	5	70	-27	82	MammothLakes
65	19971231	2036	37.63	-118.87	6.59	8	4.80	4.62	195	84	-30	288	61	-173	91	MammothLakes
66	19980115	1512	39.44	-120.17	9.00	9	3.80	3.80	223	89	-47	314	43	-179	100	Portola*
67	19980217	2208	39.84	-120.48	9.98	12	4.01	4.04	111	88	170	202	80	2	92	Portola
68	19980225	0051	38.19	-118.51	9.51	9	4.10	3.90	54	76	-16	148	74	-165	89	MonoLake
69	19980306	0547	36.07	-117.64	1.80	8	5.24	4.97	329	73	-149	228	60	-20	88	Coso
70	19980306	0549	36.06	-117.63	0.90	6	4.85	4.64	336	88	166	66	76	2	73	Coso
71	19980306	0554	36.07	-117.63	1.10	4	4.47	4.42	222	69	-43	330	51	-152	89	Coso
72	19980306	0736	36.06	-117.65	2.20	4	4.45	4.14	306	76	-164	213	75	-14	75	Coso
73	19980307	0036	36.08	-117.62	1.70	4	5.04	4.80	337	88	-161	247	71	-2	94	Coso
74	19980320	1043	37.91	-118.13	5.70	9	4.44	4.14	67	87	7	336	83	177	97	FishLakeValley
75	19980424	1617	38.47	-118.41	9.00	6	4.60	4.17	160	68	-154	59	66	-25	98	Mina
76	19980609	0524	37.59	-118.80	6.75	4	4.96	5.10	122	79	-146	24	57	-13	84	MammothLakes
77	19980611	0633	37.58	-118.78	8.26	6	4.30	3.84	121	70	-123	3	38	-34	82	MammothLakes
78	19980626	2007	37.59	-118.81	6.23	2	4.20	4.00	295	86	-155	204	65	-4	70	MammothLakes
79	19980702	0339	36.92	-117.54	6.20	3	4.92	4.77	242	70	-4	333	86	-160	80	UbeHebeCrater
80	19980704	1118	40.14	-119.65	11.16	10	3.86	3.85	36	70	-42	144	51	-153	98	PyramidLake
81	19980705	1624	36.94	-117.55	2.80	2	4.00	3.99	342	87	-127	248	37	-6	99	UbeHebeCrater
82	19980715	0453	37.56	-118.81	6.22	4	5.10	5.01	356	48	-71	149	46	-110	96	MammothLakes
83	19980801	0601	37.57	-118.79	6.30	4	4.30	4.20	14	64	-41	125	54	-147	90	MammothLakes
84	19980802	1445	37.57	-118.80	6.79	4	4.30	4.13	13	63	-69	153	34	-125	99	MammothLakes
85	19980826	1550	37.16	-117.84	9.00	8	3.84	3.61	192	60	-80	353	31	-106	73	EurekaValley
86	19981021	0831	39.76	-120.67	16.00	8	4.26	4.03	173	76	-37	274	55	-162	86	Portola
87	19981030	0953	39.31	-119.98	10.53	11	4.78	4.74	125	83	-169	33	79	-7	83	LakeTahoe
88	19981212	0141	37.51	-116.29	0.00	12	4.51	4.24	187	88	-144	96	54	-3	90	WarmSprings
89	19981229	0019	37.99	-115.33	13.39	10	4.10	3.61	355	85	-169	265	79	-5	66	Caliente
90	19990105	1155	39.76	-120.66	11.15	10	3.31	3.37	94	84	-173	4	83	-6	89	Portola*
91	19990125	1852	36.78	-115.96	0.00	4	4.20	4.40	196	64	-103	45	29	-65	100	FrenchmanLake*
92	19990127	1044	36.79	-115.96	2.00	8	4.80	4.61	196	64	-103	45	29	-65	87	FrenchmanLake*
93	19990419	1236	39.69	-118.05	5.00	14	4.10	3.47	278	77	26	182	65	165	90	DixieValley
94	19990515	1322	37.53	-118.82	5.59	10	5.60	5.42	292	81	-169	200	79	-9	95	MammothLakes
95	19990515	1754	37.51	-118.83	7.33	4	4.70	4.57	195	77	-34	294	57	-165	86	MammothLakes
96	19990517	0637	37.51	-118.83	3.27	2	4.30	3.98	6	60	-73	156	34	-116	100	MammothLakes
97	19990526	1804	37.55	-118.80	4.20	2	4.23	3.82	180	64	-19	279	72	-153	81	MammothLakes
98	19990526	2122	37.52	-118.83	6.94	4	4.30	3.97	173	81	-34	269	56	-169	82	MammothLakes
99	19990603	2136	37.54	-118.81	3.29	4	4.40	4.27	6	68	-27	107	65	-156	92	MammothLakes
100	19990801	1606	37.39	-117.08	7.60	4	5.34	5.62	201	43	-127	67	57	-60	98	ScottysJunction
101	19990801	1627	37.35	-117.04	5.00	4	4.90	4.97	270	88	-33	1	57	-178	93	ScottysJunction
102	19990802	0605	37.38	-117.07	2.59	8	4.61	4.93	79	63	-33	185	61	-149	82	ScottysJunction
103	19990926	1615	37.38	-117.10	9.00	8	4.22	4.12	246	62	-98	83	29	-75	96	ScottysJunction
104	19990926	2011	37.37	-117.09	9.10	4	4.16	4.07	352	70	-158	254	69	-22	82	ScottysJunction
105	19991011	2243	38.76	-112.02	2.34	4	3.88	4.20	15	58	-125	248	46	-47	81	Utah
106	19991020	1015	37.36	-117.11	7.20	6	4.40	4.12	221	75	-96	64	17	-68	87	ScottysJunction
107	19991026	2259	36.46	-117.88	10.00	10	4.47	3.95	129	88	-142	38	52	-2	95	LonePine
108	19991108	0153	37.36	-118.58	9.41	8	4.42	3.96	141	71	-115	16	31	-39	99	Bishop*
109	20000228	2308	36.07	-117.60	0.30	6	4.22	4.11	40	83	20	307	70	172	77	Coso
110	20000304	1613	37.84	-118.19	1.50	11	4.10	3.98	149	87	-175	59	85	-3	96	FishLakeValley
111	20000523	0442	36.32	-118.07	0.40	4	4.00	3.90	274	85	44	179	46	173	92	LonePine
112	20000527	0335	35.78	-117.65	0.80	4	4.00	3.94	345	82	-168	253	78	-8	97	Ridgecrest
113	20000705	1226	40.19	-119.67	5.00	4	3.50	3.68	5	56	-99	202	35	-76	92	PyramidLake
114	20001202	1535	39.44	-120.40	7.50	10	4.80	4.26	355	43	-135	229	62	-57	84	Truckee
115	19941118	2050	39.17	-119.69	12.93	14	4.19	4.17	230	78	-7	322	83	-168	93	CarsonCity
116	19961008	1401	37.94	-118.14	5.64	4	4.02	4.23	358	61	-178	267	89	-29	82	FishLakeValley
117	20001119	1254	40.49	-119.52	4.90	4	4.30	4.11	42	41	-62	187	55	-112	98	Gerlach
118	20000926	0720	38.69	-119.50	10.00	8	4.70	4.36	47	53	-2	138	88	-143	98	DoubleSpringFlat
119	19970506	1912	35.45	-118.43	6.00	4	4.21	4.12	175	27	-106	13	64	-82	73	LakeIsabella
120	19990711	1820	35.73	-118.48	4.71	8	4.41	4.08	351	42	-85	164	48	-95	84	LakeIsabella
121	20001220	2322	40.99	-121.70	11.20	4	4.30	4.47	329	38	-109	172	54	-76	93	Burneys
122	20001220	2339	40.99	-121.70	19.00	4	4.60	4.48	311	39	-113	159	55	-72	96	Burneys
129	19990820	1350	44.79	-112.79	16.00	12	5.10	4.67	258	21	-13	121	74	-75	87	Idaho
130	19920902	1026	37.09	-113.47	20.00	16	5.60	5.32	0	38	-110	205	54	-75	85	SaintGeorge
131	19940203	0905	42.76	-110.78	7.00	4	5.80	6.07	352	18	-131	215	77	-78	88	EasternIdaho
132	19930811	0548	37.53	-118.89	5.10	8	4.50	4.27	135	35	-136	7	67	-63	96	MammothLakes
133	19950305	0007	37.60	-118.84	11.10	10	4.3	4.32	102	76	-168	9	79	-15	72	MammothLakes
134	19950305	0248	37.59	-118.84	11.40	5	4.1	4.15	91	67	-150	341	67	-42	86	MammothLakes
135	19960330	1522	37.62	-118.86	8.40	8	4.00	4.17	304	58	-176	212	87	-32	78	MammothLakes*
136	19960330	2315	37.63	-119.00	7.00	8	4.00	4.30	303	55	-169	207	93	-36	93	MammothLakes
137	19960402	0150	37.63	-118.86	7.10	8	4.20	4.37	303	56	-171	209	83	-34	92	MammothLakes
138	19970210	2326	37.57	-118.86	9.60	10	4.20	4.21	55	70	-1	145	89	-160	75	MammothLakes
139	19940913	1149	38.78	-119.61	7.81	8	3.70	3.92	130	70	-161	34	72	-21	78	DoubleSpringFlat*
141	19950527	0549	39.81	-119.65	3.67	4	3.80	3.98	132	40	-160	27	77	-51	78	DoubleSpringFlat*
142	20010802	1621	37.24	-117.81	9.00	10	4.30	4.07	337	22	-124	193	72	-78	92	EurekaValley
143	20011008	0537	41.23	-115.86	0.00	4	4.60	4.09	3	37	-109	206	55	-76	99	Elko
144	20020324	1044	37.01	-115.10	5.00	10	4.20	4.08	183	73	-170	90	81	-18	79	SoEaNevada
145	20020614	1240	36.72	-116.30	11.90	10	4.40	4.56	223	30	-80	31	61	-96	74	LittleSkull
146	19900115	0529	37.98	-118.25	11.70	4	4.97	4.81	170	76	176	261	86	14	81	FishLakeValley

EV	Event ID Number	S1,D1,R1	Strike/Dip/Rake for Nodal Plane 1
YrMoDa	Origin Date Year /Month/Day	S2,D2,R2	Strike/Dip/Rake for Nodal Plane 2
HrMn	Origin Time Hour/Minutes	%dc	Percent Double Couple
Lat	Latitude	+	Double Event
Lon	Longitude	*	Fixed Depth Moment Tensor Solution
M ^net	Local Magnitude or Coda Duration Magnitude	Z	Moment Tensor Centroid Depth
M_w	Moment Magnitude M_w=log₁₀(M_o)/1.5-10.73	Z ^net	Network Hypocenter Depth

Table 3. Regional T-Axes Orientations

Region	Number Samples	Minimum	Median	Maximum	Mean	Standard Deviation
1-Sierra Nevada	57	197.8	262.4	295.9	258.6	19.3
2-Walker Lane	51	242.0	284.6	326.4	285.7	13.8
3-Basin and Range	17	199.1	308.9	342.0	302.5	29.8

Table 4. Focal Mechanism Comparisons.

	DStrike (°)	DDip (°)	DRake (°)	DMw
Harvard CMT vs. This study
Number of focal mechanisms	10	10	10	10
Mean	7.4	10.8	12.9	0.09
Median	10.5	11.5	5.0	0.09
Standard Deviation	6.8	6.6	8.0	0.06
Maximum	17.0	20.0	29.0	0.21

First Motion Focal Mechanisms vs. This study
Number of focal mechanisms	23	23	23
Mean	32.6	10.8	15.4
Median	13.0	9.0	14.0
Standard Deviation	55.0	7.9	11.0
Maximum	176.0	26.0	43.0

First Motion Focal Mechanisms vs. This study (3 mechanisms removed)
Number of focal mechanisms	20
Mean	12.0
Median	11.0
Standard Deviation	7.9
Maximum	27.0

Table 5. Jackknife Resampling Results

	Inv	Min	Median	Max	m	s
Truckee (Event 114)
Delete -j Jackknife Resampling
N=14 stations (16369 datasets)
P-plunge	50	1.0	50.0	82.0	48.4	11.2
P-trend	193	11.0	195.0	337.0	196.5	6.9
T-plunge	17	0.0	17.0	43.0	14.7	7.4
T-trend	304	90.0	303.0	328.0	297.8	29.5

Delete-1 Jackknife Resampling
N=14 stations (14 datasets)
P-plunge	50	36.0	50.0	60.0	49.7	4.8
P-trend	193	192.0	193.0	197.0	193.3	1.3
T-plunge	17	7.0	17.0	22.0	16.6	3.0
T-trend	304	300.0	304.0	305.0	303.6	1.2

Little Skull (Event 145)
Delete -j Jackknife Resampling
N=11 stations (2035 datasets)
P-plunge	75	1.0	74.0	83.0	72.6	7.0
P-trend	300	2.0	299.0	360.0	293.0	38.1
T-plunge	15	0.0	15.0	31.0	15.2	3.3
T-trend	120	104.0	119.0	316.0	120.6	9.4

Delete-1 Jackknife Resampling
N=11 stations (11 datasets)
P-plunge	75	73.0	74.0	77.0	74.5	1.0
P-trend	300	284.0	299.0	314.0	299.0	38.7
T-plunge	15	13.0	15.0	16.0	15.3	3.1
T-trend	120	118.0	120.0	123.0	119.8	1.3

m - mean

s - standard deviation

inv - moment tensor inversion results