Ambient noise station-correlation spectra for USArray stations

K12A-TA secondary stations.

G13A-TA H10A-TA H11A-TA H12A-TA H13A-TA I09A-TA I10A-TA I11A-TA J09A-TA J10A-TA
J11A-TA J12A-TA J13A-TA K08A-TA K09A-TA K10A-TA K13A-TA K14A-TA L08A-TA L09A-TA
L12A-TA L13A-TA M09A-TA M10A-TA M11A-TA M12A-TA M13A-TA N09A-TA N10A-TA N11A-TA
N12A-TA N13A-TA O10A-TA O11A-TA O12A-TA
HLID-US