Revision History for Scientific Investigations Report 2020–5099 By Toby D. Feaster, Katharine R. Kolb, Jaime A. Painter, and Jimmy M. Clark Methods for Estimating Selected Low-Flow Frequency Statistics and Mean Annual Flow for Ungaged Locations on Streams in Alabama ----------------------------------------------------- Posted online September 21, 2020 ----------------------------------------------------- Revised and reposted September 29, 2020, version 1.1 Added a cooperator to the list on the front cover and on the title page: Alabama Department of Environmental Management. In table 1, the source for mean annual precipitation was changed to PRISM 2010 (https://prism.oregonstate.edu/normals/).