bkpt_pwit               Identify breakpoint location with PWIT
bkpt_ymax               Identify breakpoint location with Ymax
clean_vahydro           Clean dataset of ecological and hydrologic data
elfchange               Plot percent richness change for various
                        percent flow reductions
elfdata                 Retrieve and format data for ELF generation
elfdata_vahydro         Retrieve data from DEQ VAHydro database and
                        format data for ELF generation. Contact
                        Virginia DEQ Office of Water Supply to request
                        access to the VAHydro database.
elfgen                  Generate Ecological Limit Function (ELF)
richness_change         Calculate change in richness resulting from a
                        percent reduction in flow
watershed.df            elfdata for NHD Watershed HUC 0208020104
