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Covariance Correction For Estimating Groundwater Level Using Deterministic Ensemble Kalman Filter

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Academic year: 2021

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Figure

Fig. 1. Zayandehrud River (blue) passes through Najafabad sub-basin (brown) and neighboring sub-basins in Zayandehrud River basin
Fig. 2. Najafabad aquifer divided into five zones for calibration and its particular wells
Table 1. Calibrated values for hydrogeological coefficients Zone number Hydraulic conductivity (m/day) Specific yield (%)
Fig. 4. RMSE values for filter; a: with 2×Kexact, b: with 5×Kexact and c: with 10×K exact
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