HYDRO22692

• Permit No: M2002004
• IBM Index Class Name: Hydrology
• Doc Date: 7/29/2003
• Doc Name: Transmittal of Groundwater Analytical Results
• From: GCC Rio Grande Inc.
• To: DMG
• Media Type: D
• Archive: No

AGZ Laboratories, Inc.
7773 Downhill Drive Steamboat Sorinos_ CO A04A7/R00) 334-5493
Metals Analysis
r • . •. r.
Aluminum, dissolved M200.71CP U mg/L 0.03 0.2 05/09/0320:01 bf
Antimony, dissolved M200.8 ICP-MS 0.0006 B mg/L 0.0002 0.001 05/08/03 9:01 jb
Arsenic, dissolved M200.8 ICP-MS 0.0053 mg/L 0.0005 0.003 05/08/03 19:35 jb
Barium, dissolved M200.71CP 0.017 mg/L 0.003 0.01 05/12/03 19:32 scp
Beryllium, dissolved M200.71CP U mg/L 0.002 0.01 05/09/0320:01 bf
Boron, dissolved M200.71CP 0.24 mg/L 0.01 0.05 05/09/0320:01 bf
Cadmium, dissolved M200.8 ICP-MS 0.0001 B mg/L 0.0001 0.0005 05/08/03 9:01 jb
Calcium, dissolved M200.71CP 390 mg/L 0.2 1 05/09/0320:01 bf
Chromium, dissolved M200.71CP U mg/L 0.01 0.05 05/09/0320:01 bf
Cobalt, dissolved M200.71CP U mg/L 0.01 0.05 05/10/0323:54 bf
Copper, dissolved M200.8 ICP-MS 0.0111 mg/L 0.0005 0.003 05/08/03 9:01 jb
Iron, dissolved M200.7 ICP 0.08 mg/L 0.01 0.05 05/10/03 23:54 bf
Lead, dissolved M200.8 ICP-MS 0.0003 B mg/L 0.0001 0.0005 05/08/03 9:01 jb
Lithium, dissolved M200.7 ICP 0.16 mg/L 0.02 0.1 05/12/03 19:32 scp
Magnesium, dissolved M200.7 ICP 150 mg/L 0.2 1 05/09/03 20:01 bt
Manganese, dissolved M200.71CP 0.554 mg/L 0.005 0.03 05/09/03 20:01 bt
Mercury, dissolved M1631, Atomic Fluorescence 0.0050 ug/L 0.0002 0.0005 05/06/03 11:22 gjl
Nickel, dissolved M200.7 ICP 0.01 B mg/L 0.01 0.05 05/09/03 20:01 bf
Selenium, dissolved SM 3114 C, AA-Hydride 0.068 mg/L 0.002 0.01 05/07/03 10:15 vrfg
Silver, dissolved M200.8 ICP-MS ~ U mg/L 5E-05 0.0003 05/08/03 19:35 jb
Thallium, dissolved M200.8 ICP-MS 0.00016 B mg/L 5E-05 0.0003 05/08/03 19:35 jb
Vanadium, dissolved M200.7 ICP U mg/L 0.005 0.03 05/09/03 20:01 bf
Zinc, dissolved M200.7 ICP U mg/L 0.01 0.05 05/09/03 20:01 bi
Wel Chemist
r -• r. -
Chloride M325.2 - Colorimetdc 49 mg/L 1 5 05/08/03 10:13 prw
Fluoride SM4500F-C 0.8 mg/L 0.1 0.5 05/01/0316:03 mah
Hardness as CaC03 SM23408 -Calculation 1590 mg/L 1 7 05/30/03 0:00 talc
Lab Filtration SM 3030 B 04/25/03 1727 kmc
Lab Filtmtion & SM 3030 B 04/26/03 9:00 kb
Acidification
Nitrate as N, dissolved Calculation: N03N02 minus N02 1.85 mg/L 0.02 0.1 05/30/03 0:00 talc
Nitrate/Nitrite as N, M353.2 -Automated Cadmium 1.88 mg/L 0.02 0.1 04/25103 17:53 kmc
dissolved Reduction
Nitrite as N, dissolved M353.2 -Automated Cadmium 0.03 B mg/L 0.01 0.05 04/25/03 17:53 kmc
Reduction
Nitrogen, ammonia M350.1 -Automated Phenate U mg/L 0.1 0.5 05/10/0311:02 clt
Sulfate M375.3 - Gravimetric 1690 mg/L 10 20 04/30/03 7:31 mah
REPIN.01.11.00.01
' P/ease refer to Extended Qualifier Report for tletail.
L41002: Page 6 of 33
Brown and Caldwell ACZ Sample ID: L41002-04
Project ID: 22421.002 Date Sampled: 04/23/03 18:45
Sample ID: MW-005 Date Received: 04125/03
Sample Matrix: Ground Water