Laserfiche WebLink
131085 Envaonmenial Mmrageinent !ac <br /> 002-70950 04 U-Haut#709 50 <br /> Groundwater Monitonng Report <br /> 1123103 <br /> The approximate extent of hydrocarbon contamination in groundwater associated with "B" casing wells <br /> ' is shown in Figures 5 and 6 <br /> Analytical results of groundwater samples collected from the "C" casing wells, screened between <br /> approximately 60 and 100 feet bgs, revealed the highest concentration of hydrocarbons to be located <br /> ' around wells MW-2C, and MW-4C All other "C" casing wells reported hydrocarbon concentrations <br /> below 1,000 lig/L TPHg, or below laboratory detection limits The approximate extent of hydrocarbon <br /> contamination in groundwater associated with "C"casing wells is shown in Figures 7 and 8 <br /> The laboratory analysis of for fuel additives (MTBE, TBA, DIPS, ETBE, and TAME) yielded <br /> concentrations below laboratory reporting limits in samples from all wells <br /> ' Analytical results of the groundwater samples collected from wells MW-213 and MW-2C (analyzed by <br /> EPA Method 8260 full list) indicated detections of BTEX, 1,2-Dichloroethane, 1,2,4-Trimethylbenzene, <br /> ' and 1,3,5-Trimethylbenzne Refer to the analytical report included in Appendix C for details <br /> 3 4 PURGE WATER TREATMENT AND DISPOSAL <br /> Purged groundwater generated during groundwater sampling activities at the site is stored in a 1,000- <br /> gallon polyethylene tank located on the west side of the U-Haul building The water is to remain stored <br /> 1 on-site until the tank is full, at which time Blaes Environmental will contract an approved waste- <br /> transportation firm to remove the water for treatment at an approved waste management facility <br /> 1 <br /> 1 <br /> 1 <br /> I <br /> 8 <br />