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2020-11-30_REVISION - M1977300
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2020-11-30_REVISION - M1977300
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Last modified
1/9/2025 4:54:58 AM
Creation date
11/30/2020 11:49:35 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1977300
IBM Index Class Name
Revision
Doc Date
11/30/2020
Doc Name
Adequacy Review Response
From
Colorado Legacy Land
To
DRMS
Type & Sequence
AM5
Email Name
AME
MAC
Media Type
D
Archive
No
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- - - SCHWART-LOER MINE <br /> TABLE E-6.COMPLIANCE ORDER ON CONSENT,NUMBER IC-150123-1,MONTHLY SURFACE WATER SAMPLING REQUIREMEI� <br /> Surface Water QualityStandards(CDPHE,2018)^ CDPHE Stream Standards,Segment <br /> - 17b,Ralston Creek'(CDPHE,2o19) <br /> Human Health Aquatic Life Aquatic Life Sample Analytical Detection Sample Suite <br /> on" <br /> Units (Total Contentratons) (Dissolved Concentrations) (Dissolved Concentrations) Tyle Method(s) Limit Name <br /> Chronic 30- <br /> Domestic Water Acute 1- Chroni�30-D.y <br /> AgricultureDay Acute 1-Day <br /> WaterSupply +Fish Day Av <br /> Average _ <br /> Thallium 7440-28-0 mg/l, M200.81CP Sample Suite <br /> 0.0005 0.24 �:�1 Grob MS 0.0001 #2 <br /> Uranium 7440-61-1 mg/L - _ Grab M200.81CP- 0.0001 Sample Suite <br /> 0.03 - - 4,12 2.57 MS #2 <br /> Zinc,Dissolved 7440-66-6 mg/L Sample Suite <br /> 5 2 7400 0.19 "" 0.19 Grab M200.71CP 0.01 Sample <br /> Notes: _ <br /> Acute and chronic standards for chromium III/Vl,copper,lead,manganese,nickel,selenium,silver,and zinc are calculated using an average hardness value of 163 mg/Las Ca C:1 <br /> 'Metals standards for aquatic life are stated as disolved unless otherwise specified <br /> µg/L=micrograms per liter <br /> CAS No.=Chemical Abstract Registry Number <br /> CaCO,=Calcium carbonate <br /> CDPHE-Colorado Department of Public Health and Environment <br /> ICP=Inductively Coupled Plasma <br /> ICP-MS=Inductively Coupled Plasma Mass Spectrometry - <br /> mg/L=milligrams per liter <br /> N/A=Not applicable <br /> pCi/L=pideenries per liter <br /> WAD=Weak Acid Dissociable <br /> "Standard calculated per Reg-31 using an average hardness value of 163 mg/L as CaCO, <br /> ,Standard calculated per CDPHE,2019 <br /> 11111111bodskillbillided per CDPHE,2019 Am <br /> Citation: <br /> A=CDPHE,2018.5 CCR 1002,Regulation 31-The Basic Standards and Methodologies for Surface Water,Part 31.11:Radionuclide Standards and Basic Standards for Organic Chemicals,Table It-Inorganic Parameters,and Table Ill-Metal Parameters, <br /> January. <br /> B=CDPHE.2019.Regulation 38-Stream Classification and Water Quality Standards,Clear Creek Basin,Segment 17b.Mainstem of Ralston Creek Including all Tributaries and Wetlands from the Source to the Inlet of Arvada Reservoir.June. <br /> =CDPHE,2016.5 CCR 1002,Regulation 41-The Basic Standards for Ground Water(Radioactive Materials Standards,Table A Ground Water Organic Chemical Standards,Table 1 Domestic Water Supply-Human Health <br /> Standards,Table 2 Domestic Water Supply-Drinking Water Standards,and Table 4 TDS Water Quality Standards),December.(https://www.mlomdo.gov/pacific/sites/default/files/41 2016%2812%29.pdo <br /> flat€:Whenever CDPHE provided a range of values(i.e.,first number is health-based value,second number is the EPA maximum contaminant level),the value listed In this table is the EPA maximum contaminant level. <br /> AMEREMENT5 <br /> NOVEMBER 2020 <br /> 34 <br />
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