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1999-01-25_HYDROLOGY - M1977378
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1999-01-25_HYDROLOGY - M1977378
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Last modified
3/15/2021 12:29:56 PM
Creation date
5/31/2012 8:54:03 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
M1977378
IBM Index Class Name
HYDROLOGY
Doc Date
1/25/1999
Doc Name
4th Qtr 1998 Rpt
From
Sunnyside Gold Corp
To
EPA
Permit Index Doc Type
Hydrology Report
Media Type
D
Archive
No
Tags
DRMS Re-OCR
Description:
Signifies Re-OCR Process Performed
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November 1998 Monthly Report <br /> Page 2 <br /> - Sunnyside Mine Pool Mitigation - Alkaline Solution Injection <br /> This project was not active in November 1998. The water <br /> pool pH, at the American Tunnel bulkhead, was 3 .94 and the <br /> bulkhead pressure was 365 psi around month end. <br /> Sunnyside will continue to monitor these parameters. <br /> "B List" Projects <br /> - Columbus Mine Portals -Mine Waste Dumps <br /> - London Mine Portals - Waste Dumps <br /> Work, permitting or arrangement for access is not planned <br /> until it becomes evident that the work plans for these <br /> projects require implementation. <br /> Sunnyside has continued towards implementation of the work <br /> plans submitted for addition under the Consent Decree as <br /> "B List" projects. Based on CDPHE's assurance that they <br /> will become "B List" projects, Sunnyside has included them <br /> under the MLR and Stormwater permits and began <br /> construction on the Mayflower Facility - Upland <br /> Hydrological Control project. The drainage interception <br /> structure and lined ditch for drainage c was completed and <br /> the lined ditch for drainage a and b was started before <br /> activity was suspended for the winter. <br /> - Cement Creek Diversion and Water Treatment <br /> Cement Creek diversion and water treatment was active <br /> continuously throughout November. The flow of Cement <br /> Creek in November was below the treatment system's <br /> capacity and the entire flow was diverted for treatment. <br /> The flow diverted and treated in November ranged from 389 <br /> G.P.M. to 667 G.P.M. <br /> The November, 1998 monitoring results for; dissolved <br /> metals in the AT-004 discharge; Cement Creek diverted for <br />
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