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HYDRO30371
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HYDRO30371
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Last modified
8/24/2016 8:49:06 PM
Creation date
11/21/2007 12:19:37 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981033
IBM Index Class Name
Hydrology
Doc Date
12/5/2002
Doc Name
3rd Quarter 2002 DMRs
From
Bear Coal Company
To
DMG
Permit Index Doc Type
DMR’s
Media Type
D
Archive
No
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L^~ GOMMERCIALTESTING dENGINEERING GO. <br />~" f~ESULTS COnt. <br />~. <br />.' <br />,. <br />Test Protocol Conc. % % Survival 48 Hr. LC sa <br /> Hi Blank 100% <br />i 50% 95% 6 <br />EDTA Add <br />tion Test <br />75% <br />15% 4.1 <br /> 100% 0°.~0 <br /> Hi Blank 100% <br />Sodium Thiosulfate Addition 50% 100% 67 <br />9 <br />Test 75% 30% . <br /> 100% 0% <br /> Hi Blank 100% <br />AcidBase Ion Exchange Resin 50% 100% > <br />00 <br />Test 75% 100% 1 <br /> 100% 100°,~° <br />TABLE 2. INITIAL TOXICITY TEST C. D(IBIA SURVIVAL DATA <br />,r <br />~i <br /> <br />I <br />I <br />.v <br />Concentration # Exposed Mortalities %Survival 48 Hr. LC ;° <br />100% 20 20 0.00 <br />75% 20 18 10.0 <br />50% 20 3 85.0 4 <br />58 <br />25% 20 0 100 . <br />1.7% 20 0 100 <br />Control 20 0 100 <br />6 <br />~: <br />~I <br />F.y26 <br />
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