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Table 1: Summary of Groundwater Elevations,Gradients and Bearings City of Escalon-Former Arco Mini Mart 1305 Escalon Ave. Escalon,CA Project No. 750.2 Date Elevation of Groundwater MW-1 MW-2 MW-3 MW-4 MW-5 MW-101 Avg.Elev.** Gradient Gradient GWL Elev.GWL Elev.GWL Elev.GWL Elev.GWL Elev.GWL Elev. Bearing Slope TOC 118.03 118.07 118.18 118.13 117.04 117.62 (ft/ft) TOS 61.83 61.17 61.50 55.13 57.04 32.62 TD 41.83 41.17 1 41.50 40.13 42.04 31.12 04/18/00 56.55 56.56 56.70 56.60 N80°W 0.0025 06/12/00 56.70 56.72 56.85 56.76 N75°W 0.0025 07/14/00 56.39 56.42 56.53 56.45 N720W 0.0024 09/01/00 55.75 55.76 55.90 55.80 N81°W 0.0025 12/01/00 56.16 56.17 56.30 56.13 56.21 55.74 56.19 N830W 0.0023 02/22/01 56.75 56.76 56.89 56.69 56.77 56.50 56.77 N830W 0.0023 05/15/01 56.60 56.62 56.75 56.53 56.63 56.38 56.63 N78°W 0.0024 08/15/01 55.29 55.30 55.44 55.25 55.33 55.06 55.32 N770W 0.0010 11/16/01 54.94 54.93 55.07 54.88 54.97 54.87 54.96 N870W 0.0021 Date Elevation of Groundwater(Wells Resurveyed According to AB 2886 on 1/14/02) MW-1 MW-2 MW-3 MW-4 MW-5 MW-101 Avg.Elev.** Gradient Gradient GWL Elev.GWL Elev.GWL Elev.GWL Elev.GWL Elev.GWL Elev. Bearing Slope TOC 120.28 120.32 120.44 120.38 119.3 119.87 (ft/ft) TOS 64.08 63.42 63.76 57.38 59.30 34.87 TD 44.08 43.42 43.76 42.38 44.30 33.37 01/14/02 57.72 57.73 57.87 57.65 57.75 57.69 57.74 S890W 0.0019 03/14/02 58.17 58.19 58.33 58.12 58.21 58.24 58.20 N81°W 0.0018 06/28/02 57.70 57.73 57.84 57.63 57.72 57.68 57.72 N680W 0.0019 09/23/02 56.13 56.13 56.27 56.09 56.17 56.12 56.16 N830W 0.0013 *TOC MW-1,MW-2,MW-3 elevations surveyed on 4/19/00. Wells MW-4,MW-5,MW-101 surveyed on 11/10/00. Wells surveyed in to City of Escalon Benchmark No.2. **Wells MW-1 through MW-5 TOS=top of screen yeaingrcal�icFuricslnu 12/5/02