| Acheron | Acheron River flow data |
| ann.cv | Calculate interannual coefficient of variation |
| baseflows | Measures of central tendency and baseflow via the Lynne-Hollick (LH) baseflow filter |
| Colwells | Colwells indices |
| Cooper | Cooper Creek flow data |
| CTF | Cease-to-flow (CTF) spell statistics |
| daily.cv | Calculate daily cofficient of variation |
| day.dist | Calculate average timing of events (doy) |
| flood.length.max | Calculates the maximum flood length in a time series. |
| four.digit.year | Correct conversion of years to four digit format |
| get.days | Function to determine the number of days 365 or 366 in a given year. |
| high.spell.lengths | Calculate the length of all high flow spells |
| high.spells | Calculates high flow spell statistics |
| hydro.year | Determine hydrologic year for the purposes of deriving spell characteristics |
| hydrostats | calculate hydrologic statistics |
| low.spell.lengths | Calculate the length of all low flow spells |
| low.spells | Calculate low flow spell statistics |
| monthly.cv | Calculate monthly coefficient of variation |
| partial.series | Partial and annual exceedence series. |
| recode | recode |
| seasonality | Calculate seasonality of discharge |
| ts.format | Format dates as POSIXct |