xxxxxxxxxxxxxxxxxxxxxxxxx xxxxxxxxxxxxxxxxxxxxxxxxx Revision History for U.S. Geological Survey Scientific Investigations Report 2017–5101 By Shelby L. Hunter, Chad E. Ashworth, and S. Jerrod Smith Bathymetric Surveys of the Neosho River, Spring River, and Elk River, Northeastern Oklahoma and Southwestern Missouri, 2016–17 ----------------------------------------------------- Posted online September 26, 2017 ----------------------------------------------------- Revised and reposted October 25, 2017 The text version was modified on page 4 "indicative of backwater from" was replaced with "the same elevation as"; "at the time of survey" was added; and "as backwater areas" was deleted from the sentence.The new sentence reads "Water-surface elevations of 743.4 ft above North American Vertical Datum of 1988 (NAVD 88) (742.0 ft above Pensacola datum, the normal pool elevation) were the same elevation as Grand Lake O’ the Cherokees at the time of survey; however, measured water-surface elevations varied by several tenths of a foot greater or less than 743.4 ft above NAVD 88 because of local pooling from bridges or debris, wind effects, and small GPS survey error." The text was modified on page 7 "According to" was changed to "The," "elevation" was changed to "elevations," and "backwater from the Grand Lake O'the Cherokees (at an elevation" was deleted from the sentence. The new sentence reads "The RTK GPS water-surface elevations of about 743.4 ft above NAVD 88 extended through appendix map extent 2–10 for the Neosho River (appendix 1–1), through appendix map extent 3–6 for the Spring River (appendix 1–2), and through appendix map extent 4–4 for the Elk River (appendix 1–3)."