Fort Walton Beach Ordinance — 1750 sale real property 109 Ready — reading text

j s:= Ii d' I rI I" ' i ii"'" I I Sediment. Sediment samples were collected from various locations to assess contamination via surface water migration pathways. Analytical resul ts for metals in Table 10. Analytical results for organics are reported in Table are reported IfI I ' ll. Analytical findings of results contaminated for or pesticides potentially are reported contaminated in Table sediments 12. Specific are summarized below. I Sediment for J Sediment sample RLSD- Ol was selected to represent background chemistry I I the site. RLSD- 03 ( 2, 890 mg/ kg and 1', 700 Aluminum and calcium were detected in samples RLSD- 05 ( l, 950 mg/ kg and i mg/ kg), 1, 200 RLSD- 04 ( 6, 720 mg/ kg and 2, 800 mg/ kg), All of these concentrations mg/ kg). exceeded three times the concentration detected in the background sample. 1,'M i 1 Barium was detected in RLSD- 03 ( 21 mg/ kg) RLSD- 04 ( mg/ kg) concentration. 19 at concentra- tions exceeding three times the background RLSD- 04 II Iron was 3, 080 mg/ kg), detected in RLSD- 02 ( 529 mg/ kg), and RLSD- 05 ( 2, 120 rng/ kg) at concentrations RLSD- 03 ( exceeding three 8, 430 mg/ kg), times the concentration detected in the background sample. 03 ( lOa mg/ kg, 33 vanadium were detected in' RLSD- Magnesium, manganese, and and 6 I mg/ kg), and 4 I mg/ kg), RLSD- 04 ( 200 mg/ kg, 48 mg/ kg, mg/ kg, and and 3 I mg/ kg). RLSD- 05 ( 70 I rng/ kg, 5 I mg/ kg, 1 IC! 05 ( 8 mg/ kg) and lead Copper detected in RLSD- 03 ( 14 mg/ kg) and RLSD- was 8 All of these 03 ( 44 mg/ kg and 8. mg/ kg). and nickel were detected in RLSD- metals were undetected in the background sample. 03 ( 179 mg/ kg), RLSD- 04 ( 34 Zinc was detected in RLSD- 02 ( 4 I mg/ kg), RLSD- and RLSD- 05 ( 153 mg/ kg) and was undetected in the background IJ mg/ kg), sediment sample. 04 ( 120 J ~ g/ kg) and RLSD- 05 Acetone was detected in sediment sample RLSD- the background sample. 37 mg/ kg). Acetone was not detected in all sediment samples, including the Pif" ' phthalate was detected in Di- n- butyl detected in the The highest concentrations were J I background sample. and RLSD- 04 ( 1, 400 mg/ kg). background sample 290 T; all of the following: anthracene, Sediment sample RLSD- 03 contained rJ benzo( b) flouranthene, 410 I; benzo( a) pyrene, 290 T; benzo( g, 520 I; h, i,) perylene, f1ouranthene, 700 I; 290 T,; chrysene, 310 I; di- n- buty1 phthalate, 580 I. This 320 I; and pyrene, indeno[ 1, 2, 3- cd] pyrene 290 T; phenanthrene, 42 ,ug/ gl_",;,',' alpha- chlordane ( kg) , Id sample also contained the following pesticides: endosulfan sulfate 46 ~ g/ kg), DDT- p, p' ( 8. 2 J , ug/ kg), gamma- chlordane ( were undetected 1260 ( 58 , kg). All of these compounds 5. 4 , ug/ kg) and PCB- ug/ I in the background sample. and RLSD- 05 ( 1. 1 , ug/ kg) and DDE- p, p' was detected in RLSD- 03 ( 7. 8 ~ g/ kg) r- J the background sample RLSD- Ol ( 2. 5 ~ g/ kg). r. \ RAl.P2 29 FINAL ( 11241951  1 1', I f"! . Soil. samples were collected from various Soil reported in locations to assess contamination Analytical results for metals are via the soil exposure pathway. in Table 11. Analytical Table 10. Analytical