REP46160

• Permit No: M1992069
• IBM Index Class Name: Report
• Doc Date: 5/6/2002
• Doc Name: Monitoring Report ‎(diesel)‎
• From: Paragon
• To: DMG
• Media Type: D
• Archive: No

' TABLE 2
SUMMARY OF GROUNDWATER SAMPLE RESULTS
(Page 1 of 1)
PROJECT NAME: Aggregate industries F Street Gravel Pit
PROJECT LOCATION: 4509 F Street, Greeley, Colorado
PROJECT NUMBER: 1001018
Dissolved
Sample Sample Benzene Toluene Ethylbenzene Xylenes TEPH Oxygen
Name Date (µg/L) (µaJ[,) (µg/L) (µg/L) (mg/L) (mg/L)
Abatement Pit GW 05/17/01 <0.5 <0.5 <0.5 47. 126. NM
MW-t 07/25/01 <0.5 <0.5 <0.5 <0.5 <0.5 0.9
MW-1 10/18/01 <0.5 <0.5 <0.5 <0.5 <0.5 4.5
MW-I 01/29/02 <0.5 <0.5 <0.5 <0.5 <0.5 1.5
MW-1 04/04/02 <0.5 <0.5 <0.5 <OS <0.5 1.0
MW-2 07/25/01 <0.5 <0.5 <0.5 3.6 <0.5 0.6
MW-2 10/18/01 <0.5 <0.5 <0.5 <0.5 <0.5 0.7
MW-2 01/29/02 <0.5 <0.5 <0.5 <0.5 <0.5 1.0
MW-2 04/04/02 <0.5 <0.5 <0.5 <0.5 <0.5 0.8
MW3 07/25/01 <0.5 <0.5 <0.5 <0.5 <0.5 0.7
MW-3 10/18/Ot <0.5 <OS <0.5 <0.5 <0.5 4.8
MW-; 01/29/02 <OS <0.5 <0.5 <0.5 <0.5 2.1
MW-3 04/04/02 <0.5 2.1 1.3 6.9 <0.5 ].0
MW-4 07/25/01 <0.5 <0.5 <0.5 <0.5 <0.5 0.9
MW-4 10/18/01 <OS <0.5 <OS <OS <0.5 4.0
MW-4 01/29/02 <0.5 <0.5 <0.5 <0.5 <0.5 1.0
MW-4 04/04/02 1.1 2.1 1.6 9.3 <0.5 13
MW-5 10/l8/O1 <0.5 <0.5 <0.5 <0.5 <0.5 0.8
MW-5 01/29/02 <OS <0.5 <0.5 <0.5 <0.5 1.0
MW-5 04/04/02 <0.5 <0.5 <0.5 <0.5 <0.5 0.9
EW-1 07/25/01 <OS <0.5 <0.5 <0.5 <0.5 NM
EW-1 10/18/01 <OS <0.5 <0.5 <0.5 <0.5 NM
EW-1 01/29/02 <0.5 <0.5 <OS <0.5 <0.5 NM
EW-1 04/04/02 <0.5 <0.5 <0.5 <0.5 <0.5 0.3
MCLs 5. 1,000. 700. 10.000. NR NR
Notes:
1) The approximate sample locations are shown on Figure 4.
2) TEPH =Total Extractable Petroleum Hydrocarbons.
3) pg/L=micrograms per liter,
4) mg/L=milligrams per liter.
i) MCLs =Maximum Contaminant Levels which are the Colorado Groundwater Standards from "Basic Standards for Ground Water" Regulation Al
b) <=Less than the laboratory detection limit.
7) NM=No[Measured.
R) NR =Not Regulated.
PARAGON