Geophysical Research at H2O

The Hawaii-2 cable (laid in 1964 by AT&T, retired from telephone service in 1989, and acquired by IRIS in 1996) acts as the extension cord for power and data transmission from the Makaha shore station to H2O.
cable_d_1
The junction box (jbox) is the power strip at H2O, with several outlets for scientific instruments.
jbox_3-4
ROV JasonII was used to connect instruments to the jbox.
Jason_plugging_into_jbox1
Seismic instruments were installed at H2O for earthquake research (click for seismic data from IRIS).
seismic_caisson_implanted
 
Learn more about the H2O engineering and installation: Article in WHOI's Oceanus Magazine, Alan Chave's H2O website.
Learn more about seismic research at H2O: IRIS Newsletter announcement , Fred Duennebier's H2O website , proposed downhole seismometer .

Return to H2O homepage.
Page updated on 23 June 2006 by Stace Beaulieu (stace@whoi.edu)