Identification of Hydraulic Connection Points between Different Confined Aquifers in the Liyazhuang Coal Mine

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/5597548/figures/5597548.fig.006a.svgz" name="5597548.fig.006a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Variations in the water level within 150 days after water inrush</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/5597548/figures/5597548.fig.006b.svgz" name="5597548.fig.006b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Variations in the water level within 750 days after water inrush</td></tr></table>

<div>Variations in the water level at the observation holes with respect to time.</div>

Geofluids

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Figure 6

Figure 6: Identification of Hydraulic Connection Points between Different Confined Aquifers in the Liyazhuang Coal Mine 