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360 3rd St POOL22-0006 revision layout 3-20-23ALPHA SOUTHEAST, INC. 2121 CORPORATE SQUARE BLVD, STE 251 JACKSONVILLE, FL 32204 EVALUATION OF GROUNDWATER TABLE AT 360 3rd St, Atlantic Beach, Florida The purpose of the exploration was to collect information concerning the subsurface groundwater conditions near the proposed retention area. The evaluation was performed using a 5ft hand-auger. The hand-auger boring was performed at the location shown in the exhibit below. The boring was completed on, February 7, 2023, at 1510. The boring was terminated at 5 feet below existing ground. Water was encountered 4.5 ft below grade at time of boring. It is anticipated the Groundwater Elevation in the area will normally be stabilized at 3.5 feet below the existing ground at the boring location with seasonal high approximately 1 ft above observed elevation. Respectfully submitted, ALPHA SOUTHEAST, INC. FL C.A. 29643 Reynold D. Peterson, P.E. Sr Project Manager FL PE NO 84559 Boring Locations Reynold D. Peterson Digitally signed by Reynold D. Peterson Date: 2023.02.08 10:44:43 -05'00' By Toni Gindlesperger at 10:46 am, Mar 20, 2023