Sample Name: E9-0-0.5

Sample date: April 11, 2007
Operable Unit: 5
Sample Type: soil
Sample Depth: 0-0.5ft
Location Description: Sediment

Contaminants above Illinois EPA soil background level  :

• Aluminum
• Cadmium
• Chromium
• Copper
• Iron
• Lead
• Manganese
• Mercury
• Selenium
• Silver
• Thallium
• Zinc

Latitude: +41.3188033      Longitude: -89.3122046

Metal Contaminants:

Contaminant	Background Level	Amount Detected
Aluminum	9200 mg/kg	9,410 mg/kg
Antimony	3.3 mg/kg	<10 mg/kg
Arsenic	11.3 mg/kg	5.2 mg/kg
Barium	122 mg/kg	117 mg/kg
Beryllium	0.56 mg/kg	0.51 mg/kg
Cadmium	0.5 mg/kg	2.7 mg/kg
Calcium	5525 mg/kg	47,400 mg/kg
Chromium	13 mg/kg	29 mg/kg
Cobalt	8.9 mg/kg	7.1 mg/kg
Copper	12 mg/kg	40 mg/kg
Iron	15000 mg/kg	19,900 mg/kg
Lead	20.9 mg/kg	35 mg/kg
Magnesium	2700 mg/kg	15,900 mg/kg
Manganese	630 mg/kg	631 mg/kg
Mercury	0.5 mg/kg	0.19 mg/kg
Nickel	13 mg/kg	20 mg/kg
Potassium	1100 mg/kg	1,640 mg/kg
Phosphorus	(No background)	NT mg/kg
Selenium	0.37 mg/kg	0.51 mg/kg
Silver	0.5 mg/kg	0.63 mg/kg
Sodium	130 mg/kg	217 mg/kg
Thallium	0.42 mg/kg	0.64 mg/kg
Vanadium	25 mg/kg	19 mg/kg
Zinc	60.2 mg/kg	295 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.