2021-12-06_HYDROLOGY - M2012032

• Permit No: M2012032
• IBM Index Class Name: Hydrology
• Doc Date: 12/6/2021
• Doc Name Note: Loss of Containment Sample Results
• From: Ouray Silver Mines, Inc
• To: DRMS
• Email Name: LJW
• Email Name: THM
• Media Type: D
• Archive: No

AOZ Laboratories, Inc.
2773 Downhill Drive Steamboat Springs, CO 80487 [phone]
Ouray Silver Mines ACZ Project ID: L69169
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M365 1 - Auto Ascorbic Acid
RA Relative Percent Difference (RPD) was not used for data
(digest)
val dabon because the concentration of the duplicated
samole is too low for accurate evaluation (< 1 Ox MDL)
WG530712 Potassium ;1312) M6010D ICP
ZG T')e ICP o, ICP-MS Serial Dilution was not used for data
validation because r' e sample concentration was less than
50 times the MDL
WG530627 Residue Filterable JDS) @180C (1312) SM2540C
N1 See Case Na,-ar;ve
SN12540C
RA Relative Percent Diffe,ence (RPD) was not used for data
val,dation because the concentration of the duplicated
sambie s too low for accurate evaluation (< 10x MDL)
WG531061 Residue, Non -Filter (TSS) @180C (1312- SM2540D
RA Relative Percent Difference (RPD) was not used for data
DII
validation because the concentration of the duplicated
sample ;s too low for accurate evaluation (< 10x MDL)
SM2540D
Z3 Sample volume yielded a residue less than 2 5 mg
W G530915 Selenium (1312) M6020B ICP-MS
RA Relative Percent Difference (RPD) was not used for data
vandat on because the concentration of the duplicated
sample is too low for accurate evaluation (< 1Ox MDL)
Si'ver (1312) M6020B ICP-MS
RA Relative Percent Difference (RPD) was not used for data
validation because the concentration of the duplicated
sample is too low for accurate evaluation (< 10x MDL)
WG5307'2 Sodiuri (1312) M6010D ICP
RA Relative Percent Difference (RPD) was not used for data
vandation because the concentration of the duplicated
sample is too low for accurate evaluation (< 10x MDL)
WG532073 Sulfate (1312-DI) M300 0 - Ion Chromatography
HD Analysis is outside the intended scope of the method, which
does not provide hold time information for soil extracts No
hold time is observed for collection to extraction The
referenced method hold time is observed for extraction -to -
analysis
WG530915 Thallium (1312) M6020B ICP-MS
RA Relative Percent Difference (RPD) was not used for data
validation because the concentration of the duplicated
sample is too low for accurate evaluation (< 10x MDL)
W G530712 T n (1312) M6010D ICP
RA Relative Percent Difference (RPD) was not used for data
validation oecause the concentration of the duplicated
sample is too low for accurate evaluation (< 10x MDL)
WG530612 Total Alkalinity SM23203 - Titration
06 Sample was received above recommended temperature
W G5309' 5 Uranium (1312) M6020B ICP-MS
RA Relative Percent Difference (RPD) was not used for data
val,dat on because the concentration of the duplicated
sample is too low for accurate evaluation (< 10x MDL)
Vanadium t1312) M602013 ICP-MS
RA Relative Percent Difference (RPD) was not used for data
validation because the concentration of the duplicated
samples too low for accurate evaluation (< IOx MDL)
Zinc (1312) M6020B ICP-MS
RA Relative Percent Difference (RPD) was not used for data
validat,on Decause the concentration of the duplicated
sari is too low for accurate evaluation (< 10x MDL)
REPAID 15 06 05 01
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