Sample Name: P2-16-16.8

Sample date: April 16, 2007
Operable Unit: 5
Sample Type: soil
Sample Depth: 16-16.8ft
Location Description: Sediment

Contaminants above Illinois EPA soil background level  :

• Barium
• Cadmium
• Copper
• Selenium

Latitude: +41.3201187      Longitude: -89.3013167

Metal Contaminants:

Contaminant	Background Level	Amount Detected
Aluminum	9200 mg/kg	7,140 mg/kg
Antimony	3.3 mg/kg	<11 mg/kg
Arsenic	11.3 mg/kg	5 mg/kg
Barium	122 mg/kg	142 mg/kg
Beryllium	0.56 mg/kg	0.51 mg/kg
Cadmium	0.5 mg/kg	0.69 mg/kg
Calcium	5525 mg/kg	117,000 mg/kg
Chromium	13 mg/kg	13 mg/kg
Cobalt	8.9 mg/kg	6.5 mg/kg
Copper	12 mg/kg	21 mg/kg
Iron	15000 mg/kg	14,100 mg/kg
Lead	20.9 mg/kg	9.7 mg/kg
Magnesium	2700 mg/kg	12,500 mg/kg
Manganese	630 mg/kg	447 mg/kg
Mercury	0.5 mg/kg	<0.19 mg/kg
Nickel	13 mg/kg	21 mg/kg
Potassium	1100 mg/kg	886 mg/kg
Phosphorus	(No background)	NT mg/kg
Selenium	0.37 mg/kg	0.68 mg/kg
Silver	0.5 mg/kg	<1.8 mg/kg
Sodium	130 mg/kg	<894 mg/kg
Thallium	0.42 mg/kg	<4.5 mg/kg
Vanadium	25 mg/kg	18 mg/kg
Zinc	60.2 mg/kg	57 mg/kg

Notes: A value of NT indicates that this sample was not tested for a particular contaminant. A value of ND indicates that the contaminant was not detected in the test that was done for it.