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HYDRO23973
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HYDRO23973
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Entry Properties
Last modified
8/24/2016 8:44:14 PM
Creation date
11/20/2007 4:14:49 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Hydrology
Doc Date
5/4/2006
Doc Name
1st Qtr 2006 DMRs (CO-0036684)
From
Twentymile Coal Company
To
CDOH WQCD
Permit Index Doc Type
DMR’s
Media Type
D
Archive
No
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<br />COLORADO -CDPS WET TEST REPORT FORM -ACUTE <br />PERMITTEE; Twentymile Coal Company CDPS NO.: CO-0036684 OUTFACE: 62 FCT <br />TYPE TEST: ROUTINE: XX ACCELERATED: SPECIES: C. dubia <br />TEST RESULTS: LC50: >100% STATISTICAL METHOD: Binomial <br />TEST TIME & DATE: BEGIN: 1150 3/29/06 END: 1120 3/31/06 <br />DILUTIONS (% EFFLUENT) <br />MEASUREMENTS 0% 12.5% 25% 50% 75% 100% <br /># START OF TEST: 20 20 20 20 20 20 <br /># ALIVE AFTER 24 HRS: 20 17 20 20 20 20 <br /># ALIVE AFTER 48 HRS: 20 17 20 20 19 14 <br /># ALIVE AFTER 72 HRS: <br /># ALIVE AFTER 96 HRS: <br />RECEIVING WATER USED FOR DILUTION? NO TOTAL RESIDUAL CI' (mg/I): <0.1 <br />HARDNESS (mg/I): RECEIVING WATER: EFFLUENT: 1980 RECON WATER: 75 <br />ALKALINITY (mg/I): RECEIVING WATER: EFFLUENT: 485 RECON W ATER: 58 <br />pH: INITIAL: CONTROL 8.3 100% EFFLUENT 7.9 <br />FINAL: CONTROL 8.1 100% EFFLUENT 8.2 <br />TOTAL AMMONIA AS N (mg/I): INITIAL 100%: <1.0 FINAL 100%: <1.0 <br />WERE ALL TEST CONDITIONS IN CONFORMANCE WITH DIVISION GUIDELINES? YES <br />IF NO, LIST DEVIATIONS FROM TEST SPECIFICATIONS: ~~~ <br />~n~`^ '~ 0 <br />LABORATORY: SGS North America Inc. ANALYST: Mahan, Stoyko <br />COMMENTS: <br />~ SGS North America Inc. I Minerals Services Division <br />4865 Paris Street, Suite B-200. Denver, CO 80239 t (303 373-4772 <br />04/08/03 <br />F-52s - Member of Na SGS Graup <br />
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