Fig. 1. Study area.
Fig. 2. Representation of a watershed using square grid cells and link-node structures in STREAM (Cho et al., 2015).
Fig. 3. Diagram for water flows in the rice paddy field.
Fig. 4. Monitoring stations for flow-rate and reservoir water storage ratio.
Fig. 5. Hydrographs and scatter plots of the observed and the simulated daily flow rates at the SeokDong Station.
Fig. 6. Hydrographs and scatter plots of the observed and the simulated daily flow rates at the Oksan Reservoir Station
Fig. 7. Hydrographs and scatter plots of the observed and the simulated daily flow rates at the Sangcheon Reservoir Station
Fig. 8. Hydrographs and scatter plots of the observed and the simulated daily flow rates at the Bansan Reservoir Station
Fig. 9. Boxplot of 30-year annual rainfall rate for the RCP 4.5 (a) and the RCP 8.5 (b) scenarios at the Buyue Station.
Fig. 10. 30-year monthly rainfall rate for the RCP 4.5 (a) and the RCP 8.5 (b) scenarios and the monthly-observed rainfall rate during the period 1976-2005 at the Buyue Station.
Fig 11. Boxplot of 30-year annual average air temperature for the RCP 4.5 (a) and the RCP 8.5 (b) scenarios at the Buyue Station.
Fig. 12. 30-year monthly average air temperature for the RCP 4.5 (a) and the RCP 8.5 (b) scenarios and observed monthly average air temperature during 1976-2005 at the Buyue Station.
Fig. 14. Surface runoff, interflow, and aquifer discharge from watershed for observation data and RCP 4.5 and 8.5 scenarios.
Fig. 13. Evapotranspiration and discharge to rainfall for observation data and RCP 4.5 and 8.5 scenarios
Table 1. Land use within the study area
Table 2. The recommended water depths for paddy fields
Table 3. General performance ratings for recommended statistics for a daily time step (Moriasi et al., 2015)
Table 4. Model statistical performance measures evaluated based on daily river flows at the monitoring stations for calibration and validation periods
Table 5. Model statistical performance measures evaluated based on daily water storage ratio at the reservoir monitoring station
Table 6. Selected model parameters and values for stream flow and water quality calibration
Table 7. Water mass balance of Geum-Cheon and En-San-Cheon Watershed for RCP 4.5 and RCP 8.5 scenarios
Table 8. Water mass balance of paddy fields in the Geum-Cheon and En-San-Cheon Watershed for RCP 4.5 and RCP 8.5 scenarios
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