Table 1. Streamflow and sediment calibration parameter values in study area.
| Component | Parameter | Parameter value range | Calibrated value |
|---|---|---|---|
| Streamflow | V__GWQMN.gw | 0.20_0.60 | 0.60 |
| V__GW_REVAP.gw | 0.02_0.03 | 0.02 | |
| V__REVAPMN.gw | 0.50_1.50 | 1.38 | |
| V__RCHRG_DP.gw | 0.10_0.50 | 0.47 | |
| V__GW_DELAY.gw | 320_390 | 376 | |
| R__CN2.mgt | −0.16_−0.13 | −0.13 | |
| V__ALPHA_BF.gw | 0.80_1.00 | 0.95 | |
| V__ESCO.hru | 0.80_0.90 | 0.83 | |
| V__EPCO.bsn | 0.10_0.60 | 0.30 | |
| V__CH_K1.sub | 0.00_0.40 | 0.09 | |
| V__SURLAG.bsn | 0.50_4.00 | 3.05 | |
| V__EVRCH.bsn | 0.00_0.50 | 0.34 | |
| V__TRNSRCH.bsn | 0.00_0.10 | 0.10 | |
| V__ALPHA_BNK.rte | 0.60_1.00 | 0.84 | |
| R__SOL_AWCsol | −0.02_0.06 | 0.04 | |
| V__CH_N2.rte | 0.05_0.30 | 0.18 | |
| V__CH_K2.rte | 1.85_2.15 | 1.98 | |
| Sediment | R__USLE_P.mgt | −1.000_0.000 | −0.240 |
| R__SLSUBBSN.hru | 0.000_0.230 | 0.217 | |
| R__USLE_Ksol | −0.500_0.300 | −0.247 | |
| V__RSDCO.bsn | 0.010_0.100 | 0.083 | |
| V__BIOMIX.mgt | 0.000_0.300 | 0.297 | |
| V__SPCON.bsn | 0.000_1.000 | 0.009 | |
| V__SPEXP.bsn | 1.000_2.000 | 1.714 | |
| V__CH_ERODMOrte | 0.050_0.700 | 0.355 | |
| V__CH_COV1.rte | 0.001_0.800 | 0.518 | |
| V__CH_COV2.rte | 0.001_0.800 | 0.332 |
Notes.
“R” before the parameter name stands for relative change (the parameter is multiplied by 1 + value); “V” stands for replacement (the parameter is replaced by a value within the range).