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HYDRO30400
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HYDRO30400
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Entry Properties
Last modified
8/24/2016 8:49:08 PM
Creation date
11/21/2007 12:22:20 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1980007
IBM Index Class Name
Hydrology
Doc Date
5/1/2006
Doc Name
1st Quarter 2006 DMRs (CO-0038776)
From
Mountain Coal Company, LLC
To
WQCD
Permit Index Doc Type
DMR’s
Media Type
D
Archive
No
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Client: Mountain Coal Company CO - 0038776 SCG Project No.: 306048 <br />Site: West Elk Mine Outfa11017 <br />Abstract of Results <br />Test Concentrations: <br />Control (0), 1.9%, 12.5%, 25%, 50%, 100% <br />20 for Daphnia magna <br />Number of Organisms/Concentration: 40 for Fathead minnows <br />Replicates at each Concentration: 4 <br />Test vessel size <br />Exposure volume <br />LC50's <br />Pass/Fail Status <br />Temperature Range (°C) <br />Dissolved Oxygen Range (ml/L) <br />pH range during test <br />Alkalinity (mg/1 as CaCo,) <br />Hazdness (mg/1 as CaCo,) <br />Total residual chlorine (mg/1) <br />Total ammonia in effluent as NH3 (mg/1) <br />Daphnia magna Fathead minnow <br />30 ml 250 ml <br />15 ml <br />>100% <br />PASS <br />19.9-21.0 <br />6.7-7.2 <br />8.1-9.3 <br />Control <br />(Daphnia m/FHM) <br />66/61 <br />89/92 <br /><0.01 <br /><1.0 <br />200 ml <br />>100% <br />PASS <br />19.0-21.0 <br />5.4-8.1 <br />7.8-8.9 <br />100% <br />1590 <br />32 <br /><0.01 <br /><1.0 <br />The SeaCrest Group 4 <br />
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