Electronic Supplement to
Preliminary Event Detection of Earthquakes Using the Cascadia Initiative Data

by Emily A. Morton and Susan L. Bilek

Table S1. Seismic Stations Used for Subspace Detection Based on Proximity to Catalog Events and Appearance of Event Waveform in the Data for that Station

Station Network* Latitude (° N) Longitude (° W) Elevation (m)
M08A 7D 44.12 124.9 −126.4
J25A 7D 44.47 126.62 −142.8
J26A 7D 44.65 125.47 −2864
M07A 7D 44.9 125.12 −1356.5
J33A 7D 45.11 124.57 −348.7
J34A 7D 45.31 125.41 −2574
M06A 7D 45.53 124.93 −1439
J41A 7D 45.81 124.54 −175
J49A 7D 46.44 124.43 −120
J42A 7D 45.93 125.3 −1439
J50A 7D 46.64 125.3 −1909
J65A 7D 47.89 125.14 −165.2
J57A 7D 47.08 124.45 −55.8
J67A 7D 48.15 127.08 −2612
J68A 7D 48.48 127.83 −2590
J73A 7D 48.77 126.19 −143.3
M01A 7D 49.15 126.72 −132.9
BABR UW 44.62 123.79 418
MPO UW 44.5 123.55 1249
NEWO UW 44.62 124.05 2
RNO UW 43.92 123.72 850
HEBO UW 45.21 123.76 875
KMO UW 45.64 123.49 975
FISH UW 45.93 123.56 324.6
MONO UW 44.85 123.24 60
MEGW UW 46.27 123.88 351
NLO UW 46.09 123.45 826
RADR UW 46.42 123.8 568
LEBA UW 46.55 123.56 72.8
FORK UW 47.95 124.57 48
OFR UW 47.93 124.4 152
OOW UW 47.73 124.19 561
OCP UW 48.3 124.63 487
WISH UW 47.12 123.77 45
OSR UW 47.51 123.96 815
OBC UW 48.04 124.08 938
OTR UW 48.09 124.35 712
I02D TA 44.11 123.85 109
G03D TA 45.21 123.26 222
F04D TA 46.08 123.01 236
D03D TA 47.53 123.09 262
COR IU 44.59 123.3 110
BMSB CNDC 48.8356 125.1355 10
OZB CNDC 48.96 125.49 671
YOUB CNDC 48.90 124.26 771
LZB CNDC 48.61 123.51 844
EDB CNDC 49.87 127.12 189
ETB CNDC 49.38 126.54 1
GDR CNDC 49.78 126.06 100
ALB CNDC 49.27 124.83 26
NC89 NV 48.67 126.85 −1256

* Networks show the Incorporated Research Institutions for Seismology Data Management Center (IRIS-DMC) network code (7D, Cascadia Initiative ocean-bottom seismometer [OBS] stations; UW, Pacific Northwest Regional Seismic Network; TA, EarthScope USArray Transportable Array, part of IRIS-DMC; IU, Global Seismograph Network; NV, Neptune Canada Cabled OBS Network), with the exception of CNDC, which pertains to the Canadian Seismic Network and is not available through IRIS-DMC.

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