Figure 23. U.S. Geological Survey (USGS) and Georgia Environmental Protection Division (GAEPD) surface water quality monitoring locations within the Okefenokee National Wildlife Refuge Region of Hydrologic Influence (RHI).Okefenokee_WRIA_Final_wAppendices_08172015 | Okefenokee Swamp watershed boundaries | 1 August 2015 | |
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