Laserfiche WebLink
31 January 2003 <br /> • AGE-NC Project No 96-0232 <br /> r Page 10 of 17 <br /> 1 { <br /> depression in the area of Flag City Chevron wells MW-1 and MW-2 (Figure 4) The ground water <br /> gradients were approximately 0 001 ft/ft or less near the Flag City Chevron,the Rocky's Restaurant <br /> r and t ' <br /> he Three B s Truck Plaza sites <br /> 3 4 1 2 Second Zone Aawfer <br /> rGround water elevation data collected in the Second Zone Aquifer (40 to 60 feet bsg) Inferred a <br /> radially-Inward ground water flow, towards the south-southwest'm the area of Flag City Chevron <br /> r wells MW-6B, MW-8A, MW-9A and MW-10B (Figure 5) West of the Flag City Chevron site <br /> ground water was inferred to flow towards the east Ground water gradients were approximately <br /> 0 001 ft/ft or less near the Flag City Chevron,the,Rocky's Restaurant and the Three B's Truck Plaza <br /> r sites <br /> r3 4 1 3 Secondary Aquifer Zone <br /> Ground water elevation data collected in the Secondary Aquifer Zone(85 to 105 feet bsg) Inferred <br /> a radially-inward ground water flow, with a net flow towards the south in the area of Flag City <br /> Chevron wells MW-8B,MW-9B and MW-1 OD(Figure 6) West of the Flag City Chevron site ground <br /> water was Inferred to flow towards the east Ground water gradients were approximately 0 001 ft/ft <br /> or less near the Flag City Chevron, the Rocky's Restaurant and the Three B's Truck Plaza sites <br /> s <br /> 3 4 1 4 Primary Aquifer Zone' , <br /> Ground water elevation data collected In the Primary Aquifer Zone (130 to 150 feet bsg) inferred a <br /> I radially-inward ground water flow, with a net flow towards the south in the area of Flag City <br /> Chevron wells MW-8C, MW-9C and MW-l0E (Figure 7) West of the Flag City Chevron site <br /> ground water was Inferred to flow towards the east-southeast Ground water gradients were <br /> approximately 0 001 ft/ft or less near the Flag City Chevron, the Rocky's Restaurant and the Three < <br />` B's Truck Plaza sites r <br /> 3 4 2 Laboratory Results of Ground Water Samples <br /> During the December 2002 sampling`event, TPH-g and TPH-mo were not detected in any of the <br /> analyzed water samples,,however, TPH-d was detected in samples collected from MW-12A at a <br /> concentration of 270 µg/l The laboratory reports noted'that the TPH-d sample chromatogram had <br /> no recognizable patterns Based on further laboratory review of the TPH-d sample chromatograms, <br /> the laboratory further indicated to AGE that the TPH-d detections did not have typical diesel <br /> Advanced Geo Environmental,Inc <br />