Description Usage Format Note Source
Mean annual runoff and basin characteristics
1 |
A tibble with 13 rows and 10 variables:
ROFF
mean annual runoff
PRECIP
precipitation
AREA
drainage area
SLOPE
average slope
LENGTH
the length of the drainage basin
PERIM
the perimeter of the basin
DI
the diameter of the largest circle which could be inscribed within the drainage basin
Rs
shape factor
FREQ
the stream frequency – the ratio of the number of streams in the basin to the basin area
Rr
relief ratio
The data comes from Statistical Methods for Water Resources Book written by: DR.Helsel and R.M. Hirsch (2002).
http://water.usgs.gov/pubs/twri/twri4a3/
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