2008-07-30_HYDROLOGY - C1980007

• Permit No: C1980007
• IBM Index Class Name: HYDROLOGY
• Doc Date: 7/30/2008
• Doc Name: 2nd Quarter 2008 DMRS ‎(CO-0038776)‎
• From: Mountain Coal Company
• To: WQCD
• Permit Index Doc Type: DMR’s
• Email Name: TAK
• Media Type: D
• Archive: No

ENVIRO-CHEM
ANALYTICAL, INC.
ANALYTICAL TESTING LABORATORY
685 W. Gunnison, Suite #108, Grand Junction, CO 81501-7249, [phone], FAX [phone]
Mountain Coal -West Elk Mine
Sample I.D.:
Sample Date:
Sample Received:
Report No: ECA/MCC 08-49
NF Gunnison Upstream
15-May-08 8:30 AM Field pH 7.8
16-May-08 4:40 PM Field Temp 9 C
Parameters Results Units Date Tested Analyst Method No. MDL
pH 7.83 s. u. 5/19/08 EM SM 4500 B 0.1
Conductivity 150.76 umhos/cm 5/19/08 EM SM 2510 B 1
Total Dissolved Solids 233 mg/L 5/20/08 EM SM 2540 C 0.5
Total Suspended Solids 146 mg/L 5/20/08 EM EPA 160.2 0.5
Total Settleable Solids 44 mg/L 5/20/08 EM SM 2540 G 0.5
Total Iron 1790 ug/L 5/22/08 RM SM 3111B/3500 0.01
Dissolved Iron 350 ug/L 5/22/08 RM SM 3111B/3500 0.01
Potentially Diss Iron 940 ug/L 5/22/08 RM SM 3111B/3500 0.01
Total Recoverable Iron 1760 ug/L 5/22/08 RM SM 3111 B/3500 0.01
Alkalinity 56.68 mg/L 5/21/08 EM SM 2320 B 0.1
Bicarbonate 56.68 mg/L 5/21/08 EM SM 2320 B 0.1
Carbonate 0 mg/L 5/21/08 EM SM 2320B 0.1
Bromide 0.072 mg/L 5/23/08 EM SM 4500 B 0.1
Chloride 6.24 mg/L 5/27/08 EM SM 4500 C 0.1
Residual Chlorine 0.052 mg/L 5/16/08 LT SM 4500 G 0.025
Boron 0.087 mg/L 5/23/08 EM SM 4500 C 0.075
Alumnium 0.25 mg/L 5122/08 RM SM 3111D/3500 0.05
Barium 0.14 mg/L 5/22/08 RM SM 3111 D/3500 0.02
Cadmium 0.001 mg/L 5/20/08 RM SM 3111B/3500 0.005
Calcium 15.97 mg/L 5/21/08 RM SM 3111B/3500 0.1
Lithium 0.016 mg/L 5/27/08 RM SM 3111 B/3500 0.1
Magnesium 4.63 mg/L 5/20/08 RM SM 3111 B/3500 0.1
Manganese 0.046 mg/L 5/20/08 RM SM 3111 B/3500 0.01
Potassium 0.82 mg/L 5/22/08 RM SM 3111B/3500 0.1
Silica 12 mg/L 5/27/08 EM SM 4500 D 0.1
Sodium 5.26 mg/L 5/22/08 RM SM 3111 B/3500 0.1
Strontium 0.16 mg/L 5/27/08 RM SM 3111 B/3500 0.1
Zinc 0.017 mg/L 5/20/08 RM SM 3111B/3500 0.05
Ammonia 0.26 mg/L 5/28/08 EM SM 4500 F 0.02
Nitrate <0.15 mg/L 5/16/08 LT SM 4500 D 0.15