USGS Western Region Coastal and Marine Geology

Torresan, M.E., and Gardner, J.V.,2000, Acoustic Mapping of the Regional Seafloor Geology in and Around Hawaiian Ocean Dredged-Material Disposal Sites, U.S. Geological Survey Open-file Report 00-124.

Figure 25 - Close-up view of shaded-relief map of the Hilo disposal site showing lava flow (left) and drown reef (right center) that bound disposal site.

Light blue area is less than 340 m deep. Medium blue area is between 340 and 350 m deep. Dark blue area is between 350 and 360 m deep. Purple area is over 360 m deep.

[Fig 25 Hilo Site Pseudo-Color Image Closeup ]

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Maintainer: Susan A. Cochran
Last modified: 13 Dec 2000

U.S. Department of the Interior, U.S. Geological Survey, Western Region Coastal and Marine Geology