Electronic Supplement to
Earthquakes Triggered by Hydraulic Fracturing in South-Central Oklahoma

by Austin A. Holland

Table S2. Poorly-constrained earthquake relocations from bootstrap implementation of HYPODD using cross-correlation phase arrivals.

Date	Time (UTC)	Mean ° Longitude	Mean ° Latitude	Mean Depth (km)	Magnitude (ML)	2σ variation Longitude (m)	2σ variation Latitude (m)	2σ variation Depth (m)	Mean NCCP	Mean NCCS	Mean RMS	Event ID
2011-01-17	20-34-30	-97.42321	34.55539	4.358	1.2	39.96172	162.08318	186012.422	0.0	26.8	0.007	7
2011-01-17	22-00-20	-97.42272	34.55662	89.945	1.5	38.51936	69.36609	2295337.911	17.9	36.4	0.014	17
2011-01-18	00-22-53	-97.42214	34.55678	13.294	1.0	15.52131	50.50275	495296.076	1.8	36.9	0.012	35
2011-01-18	00-34-58	-97.42296	34.55700	23.707	1.4	31.58998	87.82836	1149544.994	3.6	39.4	0.014	38
2011-01-18	01-48-40	-97.42257	34.55581	13.187	1.1	15.48438	17.62849	546353.209	9.9	45.0	0.015	51
2011-01-18	02-16-42	-97.42247	34.55564	50.322	1.0	17.11852	88.45638	2201406.038	10.8	38.6	0.018	57
2011-01-18	02-51-01	-97.42252	34.55573	19.541	1.2	23.48607	75.06193	939473.056	9.0	46.2	0.020	60
2011-01-18	03-37-25	-97.42290	34.55177	3.178	1.1	176.67390	579.23510	198870.359	2.8	33.5	0.018	65
2011-01-18	03-47-14	-97.42279	34.55489	20.663	0.8	11.31948	62.70836	866180.395	1.8	29.4	0.012	67
2011-01-18	04-39-04	-97.42193	34.55586	129.312	1.1	33.02855	91.26987	3255462.055	7.2	36.8	0.016	70
2011-01-18	05-23-23	-97.42209	34.55381	247.754	1.0	52.27297	223.76297	5780076.428	6.8	30.2	0.020	74
2011-01-18	07-33-37	-97.42012	34.54525	2.908	1.1	20.73009	31.14051	63133.235	0.0	20.9	0.005	81
2011-01-18	07-59-50	-97.41998	34.54527	119.172	1.4	57.10332	157.98182	3385743.526	9.8	15.3	0.008	83
2011-01-18	09-52-43	-97.41980	34.54583	268.545	1.4	60.02280	190.97805	5815575.474	8.0	17.3	0.010	89
2011-01-18	11-14-29	-97.42051	34.54500	257.554	0.9	122.39672	135.18322	5079602.120	0.7	6.9	0.011	92
2011-01-18	12-25-48	-97.42045	34.54545	14.643	1.5	29.87211	35.76930	591149.677	3.6	23.3	0.007	93
2011-01-18	12-43-56	-97.41958	34.54532	21.141	1.4	38.81937	152.36011	1167528.516	9.9	17.8	0.011	95
2011-01-18	13-30-50	-97.42001	34.54134	245.081	1.2	87.20723	342.63627	5434390.389	7.0	8.6	0.008	96
2011-01-18	15-13-50	-97.42123	34.54406	260.978	1.2	99.56930	496.16833	5215195.422	0.0	2.9	0.000	97
2011-01-18	21-38-53	-97.42016	34.54475	59.437	1.3	65.30313	107.09690	1887143.949	4.5	8.8	0.005	99
2011-01-19	03-12-55	-97.41803	34.54630	220.592	0.9	93.30019	298.82593	5466103.060	0.0	12.8	0.005	101
2011-01-19	04-29-55	-97.41836	34.54595	19.035	1.7	124.47546	274.42540	2023886.252	10.9	14.8	0.011	102
2011-01-19	07-18-39	-97.41877	34.54355	193.325	0.9	103.21158	401.78599	5347690.982	0.0	12.8	0.007	103
2011-01-19	09-08-50	-97.42279	34.54303	28.320	1.0	233.87360	1035.79188	1089435.413	1.8	3.2	0.002	104
2011-01-22	12-34-06	-97.42245	34.55532	35.534	1.1	20.44808	67.33555	1001032.304	8.1	37.8	0.012	106
2011-01-22	14-32-15	-97.42235	34.55500	2.901	0.9	41.39684	124.56290	129118.863	3.7	27.3	0.005	111
2011-01-22	15-06-49	-97.42197	34.55606	3.760	1.5	12.53097	26.75795	192138.442	16.2	49.3	0.016	112
2011-01-22	15-46-13	-97.42236	34.55054	4.042	0.8	130.54934	568.27613	115133.047	0.0	9.9	0.008	113
2011-01-22	23-52-34	-97.41860	34.54473	413.829	1.2	224.61591	255.19877	10315961.994	6.2	11.4	0.009	115
2011-01-23	03-13-42	-97.41986	34.54508	27.143	0.9	39.98606	243.28249	936559.628	2.3	15.0	0.007	116

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