Ambient noise station-correlation spectra for USArray stations

M01C-TA secondary stations.

HATC-TA I02A-TA I03A-TA I04A-TA J02A-TA J03A-TA J04A-TA J05A-TA K01A-TA K02A-TA
K04A-TA K05A-TA L02A-TA L04A-TA L05A-TA M02C-TA M03C-TA M04C-TA M05C-TA N02C-TA
O01C-TA O02C-TA O03C-TA P01C-TA
GASB-BK HUMO-BK JCC-BK WDC-BK YBH-BK