FORGE nodal array 1

The nodal array was used to reveal the shallow Vs structure nearby the test well of the DOE project, Utah Frontier Observatory for Research in Geothermal Energy (FORGE) in Milford, Utah. The nodal array is composed of two subarray with different grains: one with 600 m spacing, and the other one with 4 km spacing. There are 93 FairfieldNodal ZLand 3-Channal sensors installed. Besides the Vs structure, The data have been used to detect the microseismic events occurring in this region (Trow et al, 2018).