ARCHIVED REPORTS XR0000115 - Laserfiche WebLink

Home Browse Search

IMI 06 Historical TPH-G Concentrations in Groundwater The Earthgrains Company Stockton,California Monitoring Well IDIConcentration(ug/1) Parameter Date MW-1 MW-2 MW-3 MW-4 MW-5 MW-6 MW-7 MW-8 MW-9 MW-10 MW-11 MW-12 MW-13 TPH-G 7/10187 78,000 ND(50) ND(50) 4126188 1,200 ND(50) 3119190 17,300 ND(50) ND(50) ND(50) ND(50) ND(50) 3,300 12/20/901 9,500 ND(50) ND(50) ND(50) ND(50) 419/921 65,900 200 ND(50) ND(50) ND(50) 8/191921 96,000 ND(50) 12/23/921 88,000 ND(50) 417!93 196,000 ND(50) ND(50) 7130193 53,000 ND(50) ND(50) ND(50) 10/21/93 41,000 ND(50) ND(50) 12/29/93 67,000 ND(50) ND(50) 3123194 69,000 1,600 ND(50) 14 000 ND(50) ND(50) ND(50) 3,800 ND(50) ND(50) 6,500 6t7/941 34,000 530 ND(50) 7,900 ND(50) ND(50) ND(50) 1,400 ND(50) ND(50) 7,100 918194 28,000 1,200 ND(50) 6 600 ND(50) ND(50) ND(50) 2 400 ND(50) ND(50) 6 800 2112196 26,000 ND(50) ND(50) 3,700 ND(50) ND(50) ND(50) ND(50) 310 2,600 5114196 27,000 ND(50) ND(50)l 3,800 ND(50) 1 53 210 ND(50) 600 5,000 9/18196 24,000 ND(50) ND(50) ND(50) ND(50) ND(50) 65 ND(50) 300 1 2,100 12/18/96 23,000 ND(50) ND(50) 6500 ND(50) ND(50) ND(50) ND(50) ND(50) ND(50) ND(50) 900 69 7/151971 22,000 ND(50) ND(50) ND(50) ND(50) ND(50) 200 ND(50) ND(50) 240 ND(50) 2000 ND(50) 10/23/97 24,000 ND(50) ND(50) ND(50) 88 ND(50) 130 ND(50) 4100 ND(50) 101281981 16,000 ND(50) ND(50) ND(50) ND(50) ND(50) 1 340 ND(50) 1900 ND(50) MVV-1 200,000 180,000 160,000 140 000 , 120,0004 3 +MWA c 100 000 " 80,000 =� 60 000 40,000 _ - 20 000 0 F�4Q Jul-87 Apr-88 Jan-89 Oct-89 Jul-90 Apr-91 Jan-92 Oct-92 Jul-93 Apr-94 Jan-95 Oct-95 Jul-96 Apr-97 Jan-98 Oct-98 Date ND Not detected at or above laboratory detection limit shown in parentheses TPH-G Total petroleum hydrocarbons as gasoline ug/I Micrograms per liter E 11213821t259971histtvh As ]