Supporting Technical Assessments

0. 60. 120. 180. 240. 300. 0.001 0.01 0.1 1. Time (sec) Normalized Head (m/m) WELL TEST ANALYSIS Data Set: C:\...\WFBH006S RHT Hvorslev_DA.aqt Date: 09/30/20 Time: 07:05:07 PROJECT INFORMATION Company: GHD Client: OGL Project: 12535468 Location: Waihi North Test Well: WFBH006S Test Date: 04/09/2020 AQUIFER DATA Saturated Thickness: 0.61 m Anisotropy Ratio (Kz/Kr): 1. WELL DATA (WFBH006D RHT) Initial Displacement: 0.241 m Static Water Column Height: 0.61 m Total Well Penetration Depth: 1. m Screen Length: 1. m Casing Radius: 0.025 m Well Radius: 0.048 m SOLUTION Aquifer Model: Unconfined Solution Method: Hvorslev K = 0.0001049 m/sec y0 = 0.2417 m

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