Description Usage Arguments Value References
View source: R/calculate_GW_inflow.R
Calculates the groundwater inflow to a lake based on equation 4 in Krabbenhoft et al. (1990).
1 2 3 4 5 6 7 8 9 10 | calculate_GW_inflow(
P,
E,
d18O_pcpn,
d18O_lake,
d18O_GWin,
d18O_evap,
V = 0,
d18O_lake_dt = 0
)
|
P |
precipitation (mm) |
E |
evapotranspiration (mm) |
d18O_pcpn |
d18O isotopic composition of precipitation |
d18O_lake |
d18O isotopic composition of the lake |
d18O_GWin |
d18O isotopic composition of groundwater inflow |
d18O_evap |
d18O isotopic composition of evaporation |
V |
volume of water in the lake |
d18O_lake_dt |
change in d18O_lake in over the timestep of interest (e.g., 1 month) |
GWin - the groundwtaer inflow to the lake (mm)
Krabbenhoft, D. P., C. J. Bowser, M. P. Anderson, and J. W. Valley. (1990). Estimating Groundwater Exchange with Lakes: 1. The Stable Isotope Mass Balance Method. Water Resources Research, 26(10):2445-2453. https://doi.org/10.1029/WR026i010p02445
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