ARCHIVED REPORTS XR0000431 - Laserfiche WebLink

Home Browse Search

Pel • Ta Page 8 of 30 Groundwater Elevation and Analytical Data ARCO Service Station 92133 2908 Benjamin Holt Or,Stockton,CA Well Depth Product Groundwater Groundwater Xylenes Well Date Elevation to Water Thickness Elevation Elevation TPHg Benzene Toluene Ethylbenzene (total) MtBE DO Number Sampled (ft,MSL) (ft,TOC) ((ft) (ft,MSL) Change(ft) (ppb) (ppb) {ppb} (ppb) (ppb) (ppb) (mg/L) 12/4/89 -- -- -- . 1/4/90 1800 -- -1499 211190 1782 -- -1481 018 2115/90 1778 -- -1477 004 - 2/22/90 1858 -- -1557 -080 318190 1765 -- -1464 093 - 3,600 740 340 980 4/5190 1767 -1466 -002 .. 4/19/90 1773 -- -1472 -006 -- __ _ 5110190 1811 -- -1510 -038 5/24/90 1813 -- -1512 -002 615/90 1812 -- -1511 0 01 6/19190 1880 -- -1579 -0 68 -- - 7/12190 1872 -- -1571 008 8116190 Dry .- 9117/90 Dry -- -- -- - 10/11/90 Dry .. _ - 12/6190 Dry -- .. .. - 2/12/91 1886 -- -1585 - 2125191 18 84 -- -1583 002 -- - 4/23/91 1814 -- -1513 0 70 _ 7/15191 Dry -- -- -- 10/8191 Dry -- -- -- - 1122/92 Dry -- - - 4/22/92 1855 -- -1554 7129/92 Dry -- -- -- -- - 10/29/92 Dry - E-6 1/27/93 1728 -- -1427 (cont} 4129193 � 26,000 3,300 310 1,000 1,600 - 15 47 -1246 181 33,000 3,200 270 1,400 2,300 8/5193 1711 -- -1410 -164 16,000 2,500 57 1,100 1,000 11/10/93 1734 -1433 -023 27,000 2,500 73 1,200 1,800 3/21194 1684 -- -1383 0 50 21,000 2,000 150 1,200 2,100 6127/94 1658 -- -1357 0 26 17,000 2,000 47 1,300 1,600 9/29194 -- -- -- 29,400 3,100 <100 1,800 2,900 12/8/94 1588 -- -1287 - 18,000 2,100 240 1,800 2,600 318/95 2 82 1334 -- -1033 2 54 47,000 880 170 870 2,900 611/95 -- -- -- - -- 9/1 f/95 1410 -- -1109 -- 15,000 320 <20 400 130 1215/95 1 41 1455 -- -1314 -2 05 -- -- _ _ _ 3/18/96 938 •- -7 97 517 1,200 14 <5 24 27