Ambient noise station-correlation spectra for USArray stations

I02A-TA secondary stations.

E03A-TA F03A-TA F04A-TA F05A-TA G03A-TA G04A-TA G05A-TA G06A-TA H02A-TA H03A-TA
H04A-TA H05A-TA H06A-TA I03A-TA I04A-TA I05A-TA I06A-TA J02A-TA J03A-TA J04A-TA
J05A-TA K01A-TA K02A-TA K04A-TA K05A-TA L02A-TA L04A-TA M01C-TA M04C-TA
HUMO-BK YBH-BK