Research Article
Possible Continuous Vertical Water Leakage of Deep Aquifer: Records from a Deep Well in Tianjin Province, North China
Table 3
Derived parameters from the mixed flow model.
| | Time period (year) | Vertical hydraulic conductivity of aquitard (m/s) | Horizontal transmissivity of aquifer (m2/s) | Storage coefficient of aquifer | | Average | Standard deviation | Average | Standard deviation | Average | Standard deviation |
| | 1981-1991 | 4.76-07 | 1.14-07 | 4.73-06 | 4.52-07 | 7.32-06 | 2.29-06 | | 2011-2021 | 4.35-07 | 1.11-07 | 6.97-06 | 4.97-07 | 5.75-06 | 1.35-06 |
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