Data sample imported from daily SWAT output.rch file with read_swat_output function from data-raw/daily/output.rch.
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A data frame with 55 variables:
Date
Year
Month
Day
File type
Reach number.
Day
Area drained by reach (km2).
Average daily streamflow into reach during time step (m3/s).
Average daily streamflow out of reach during time step (m3/s).
Average daily rate of water loss from reach by evaporation during time step (m3/s).
Average daily rate of water loss from reach by transmission through the streambed during time step (m3/s).
Sediment transported with water into reach during time step (metric tons).
Sediment transported with water out of reach during time step (metric tons).
Concentration of sediment in reach during time step (mg/L).
Organic nitrogen transported with water into reach during time step (kg N).
Organic nitrogen transported with water out of reach during time step (kg N).
Organic phosphorus transported with water into reach during time step (kg P).
Organic phosphorus transported with water out of reach during time step (kg P).
Nitrate transported with water into reach during time step (kg N).
Nitrate transported with water out of reach during time step (kg N).
Ammonium transported with water into reach during time step (kg N).
Ammonium transported with water out of reach during time step (kg N).
Nitrite transported with water into reach during time step (kg N).
Nitrite transported with water out of reach during time step (kg N).
Mineral phosphorus transported with water into reach during time step (kg P).
Mineral phosphorus transported with water out of reach during time step (kg P).
Algal biomass transported with water into reach during time step (kg chl-a).
Algal biomass transported with water out of reach during time step (kg chl-a).
Carbonaceous biochemical oxygen demand of material transported into reach during time step (kg O2).
Carbonaceous biochemical oxygen demand of material transported out of reach during time step (kg O2).
Amount of dissolved oxygen transported into reach during time step (kg O2).
Amount of dissolved oxygen transported out of reach during time step (kg O2).
Soluble pesticide transported with water into reach during time step (mg active ingredient).
Soluble pesticide transported with water out of reach during time step (mg active ingredient).
Pesticide sorbed to sediment transported with water into reach during time step (mg active ingredient).
Pesticide sorbed to sediment transported with water out of reach during time step (mg active ingredient).
Loss of pesticide from water by reaction during time step (mg active ingredient).
Loss of pesticide from water by volatilization during time step (mg active ingredient).
Transfer of pesticide from water to river bed sediment by settling during time step (mg active ingredient).
Transfer of pesticide from river bed sediment to water by resuspension during time step (mg active ingredient).
Transfer of pesticide from water to river bed sediment by diffusion during time step (mg active ingredient).
Loss of pesticide from river bed sediment by reaction during time step (mg active ingredient).
Loss of pesticide from river bed sediment by burial during time step (mg active ingredient).
Pesticide in river bed sediment during time step (mg active ingredient).
Number of persistent bacteria transported out of reach during time step (# cfu/100 mL).
Number of less persistent bacteria transported out of reach during time step (# cfu/100 mL).
Conservative metal #1 transported out of reach (kg).
Conservative metal #2 transported out of reach (kg).
Conservative metal #3 transported out of reach (kg).
Total nitrogen transported with water out of reach during time step (kg N).
Total phosphorus transported with water out of reach during time step (kg N).
Nitrate concentration in reach N mg/L
Water temperature degrees C.
Reach number dublicate.
For further details, see https://swat.tamu.edu/media/116601/ch32_output.pdf
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