2018-05-08_HYDROLOGY - M1977300

• Permit No: M1977300
• IBM Index Class Name: Hydrology
• Doc Date: 5/8/2018
• Doc Name Note: Water Quality Data and Mine Pool Level Measurements for March 2018
• Doc Name: Water Quality Data and Mine Pool Level Measurements for March 2018
• From: Colorado Legacy Land
• To: DRMS
• Email Name: MAC
• Media Type: D
• Archive: No

18'99CrmQ►roup Analytical Report 18
Client:
Analyte:
Prep Date:
Analysis Date:
Approved Method Source:
Prep 1 D:
Analytical Method ID:
Instrument:
Matrix:
Sample volume used:
Analyst:
Alexco Inc.
Silver, Ag - T
03/20/2018
03/24/2018
40 CFR 136.3
Std, Methods 3030 E.
USEPA 200.9
iCE 3500, STPGFAA
Aqueous (water, wastewater, groundwater)
50 mL Dilution Factor: I
SE
Location ID Smn Dale SCG # Results FIaes MDL RL Units
MW -15 03/16/18 418229.A U ) 0.036 0.18 pg/L
Client:
Analyte:
Prep Date:
Analysis Date:
Approved Method Source:
Prep 1 D:
Analytical Method ID:
Instrument:
Matrix:
Sample volume used:
Analyst.
Location ID
MW -15
Alexco Inc.
Lead, Pb - T
03/20/2018
03/26/2018
40 CFR 136.3
Std. Methods 3030 E.
USEPA 200.9
iCE 3500, STPGFAA
Aqueous {water, wastewater, groundwa(er)
50 mL Dilution Factor: 1
SE
Sm^ It Date SCG It Results Flaps MDL RL Units
03116118 418229.A U 1 0.04 0.18 pg/L
Qualifiers
E - Extrapolated value. Value exceeds calibration range
It - Analysis exceeded holding time
J - Estimated value detected below the RIJMRL
S - Spike recovery outside acceptance limits
U - Anal)tc not detected
X - See case narrative
Confidential and Privileged
I 1 -Apr- It