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Table 1 <br /> Summary of Proposed Monitoring Wells for Expanded Off-Site Assessment <br /> South Gifford Road Landfill <br /> Indian River County, Florida <br /> Cluster Name Well Name Total Screened Screen Rationale Laboratory Analyses <br /> Depth Interval Length <br /> Screened intervals are consistent with other A, B , or D zone <br /> GR-MW 18A 15 5 to 15 10 wells . Proposed location colocated with DPT-221 , northwest <br /> GR-MW 18 of DPT-223 , and north of DPT-208 . No detections of VOCs in VOCs only <br /> (Proposed location on GR-MW 18B 40 30 to 40 10 DPT-221 or DPT-223 . Exceedances of GCTL for cis- 1 ,2-DCE (EPA <br />Method 802113) <br /> County property) in DPT-208 at 40-60 ft BLS , with highest at 50 ft. Also in <br /> GR-MW 18D 60 50 to 6010 DPT-208 , exceedances of GCTL for TCE at 50-70 ft BLS and <br /> detections below GCTL of trans- 1 ,2-DCE from 5040 ft BLS . <br /> GR-MW 19A 15 5 to 15 10 Screened intervals are consistent with other A, B , or D zone <br /> GR-MW 19 wells. Proposed location southwest of DPT-227 and northwest <br /> (Proposed location on GR-MW 19B 35 30 to 40 10 (upgradient) of DPT-222 . Exceedances of GCTLs for TCE at VOCs <br /> only <br /> private property) 30 ft and 50 ft BLS , for VC at 30 ft BLS , and for cis- 1 ,2-DCE (EPA Method 8021B <br />) <br /> from 30-50 ft BLS in DPT-222 . Low levels (below GCTLs) o <br /> GR-MW 19D 55 45 to 55 10 cis- 1 ,2-DCE and trans- 1 ,2-DCE at 30 ft BLS in DPT-227 . <br /> Screened intervals are consistent with other A, B , or D zone <br /> GR-MW20A 15 5 to 15 10 wells. Proposed location northwest (upgradient) of DPT-207 <br /> GR-MW20 and DPT-206 . Exceedance of GCTL for VC at 10 ft BLS and VOCs only <br /> (Proposed location on GR-MW20B 40 30 to 40 10 detections (below GCTLs) of cis- 1 ,2-DCE at 10-80 ft BLS in (EPA <br /> Method 8021B) <br /> County right-of-way) DPT-207 . Exceedances of GCTLs for TCE at 50-60 ft BLS <br /> GR-MW20D 60 50 to 60 10 and cis- 1 ,2-DCE at 50 ft BLS, detections (below GCTLs) of <br /> cis- 1 ,2-DCE at 40 ft BLS and 6040 ft BLS in DPT-206 . <br /> GR-MW21A 15 5 to 15 10 <br /> GR-MW21 <br /> (Proposed location on GR-MW21B 40 30 to 40 10 Screened intervals are consistent with other A, B , or D zone <br /> VOCs only <br /> County property) wells . Proposed location upgradient of landfill. (EPA Method 8021B ) <br /> GR-MW21D 60 50 to 60 10 <br /> GR-MW22A 15 5 to 15 10 <br /> GR-MW22 <br /> (Proposed location on GR-MW22B 40 30 to 40 10 Screened intervals are consistent with other A, B , or D zone <br /> VOCs only <br /> private property) <br /> wells . Proposed location upgradient of landfill per FDEP . (EPA Method 8021B ) <br /> GR-MW22D 60 50 to 60 10 <br /> Page 1 of 1 <br />