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Wastewater effluent movement

By Coastal and Marine Hazards and Resources Program
Cartoon shows a cross-section of a beach and how wastewater moves through the system under ground.
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Detailed Description

Cartoon diagram showing how wastewater effluent (yellow arrows) moves from injection wells to underwater springs off Kahekili Beach Park in west Maui, Hawai‘i. Blue arrows show generalized direction of groundwater flow. Green shades: Waikulu Basalt; tan shades: sedimentary deposits. Corals are healthier (darker brown) farther from seafloor springs. Not to scale. Highly modified from figure 7 in USGS Scientific Investigations Report 2012–5010.

Sources/Usage

Public Domain.