Station XL S221 - Green River

Network: XL97 - Deep Probe (Archean-Proterozoic)

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
S221 Green River (40.39, -109.27) 1997-09-23 / 1997-12-31 1675 m
Crust2 Type:Q4,orogen/43km no ice, Tethian Belt, 5 km seds.
Thickness Estimate:52 km
Thickness StdDev:7.6 km
Vp/Vs Estimate:1.80
Vp/Vs StdDev:0.03
Vs Estimate:3.453 km/s
Poisson's Ratio:0.28
Peak Value:0.04
Assumed Vp:6.207 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.830
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

2 with match > 90% ( 50.0 %) and 2 with match > 80% ( 50.0 %) out of 4.

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Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 52 km 1.80 6.207 km/s 3.453 km/s 0.28
Crust2.0 43 km 1.76 6.207 km/s 3.535 km/s 0.26 Q4,orogen/43km no ice, Tethian Belt, 5 km seds.
Global Maxima 52 km 1.80 6.207 km/s 3.453 km/s 0.28 amp=0.039645437
Local Maxima 1 45 km 1.68 6.207 km/s 3.7 km/s 0.22 amp=0.031690232
Local Maxima 2 48 km 1.74 6.207 km/s 3.578 km/s 0.25 amp=0.03048272
Local Maxima 3 62 km 1.65 6.207 km/s 3.768 km/s 0.21 amp=0.021728935
Local Maxima 4 53 km 1.99 6.207 km/s 3.127 km/s 0.33 amp=0.017662423
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps6.75 SECOND
PpPs23.66 SECOND
PsPs/PpSs30.41 SECOND

Events Processed for this Station

Download zip of receiver functions as SAC

View Record Section

Plot maxima for each earthquake.

Events Used in the Stack

(2 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
93.23938 53.6 deg 138.168 deg Northern Peru 1997/10/28 06:15:17 GMT (-4.4, -76.7) 112 km 6.6 MB, 6.3 MS, 7.2 UNKNOWN, 6.6 ME
93.15823 79.2 deg 147.376 deg Near Coast Of Central Chile 1997/10/15 01:03:33 GMT (-30.9, -71.2) 58 km 6.8 MB, 6.8 MS, 7.3 UNKNOWN, 7.1 MW

Losers

(2 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason
55.23827 88.8 deg 241.214 deg Fiji Islands Region 1997/10/17 15:02:00 GMT (-20.9, -178.8) 579 km 5.3 MB, 6.0 UNKNOWN, 6.0 MW
42.989014 73.1 deg 140.789 deg Northern Chile 1997/09/28 23:13:13 GMT (-22.4, -68.4) 107 km 5.7 MB, 5.6 UNKNOWN, 5.6 MW