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REP30803
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REP30803
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Entry Properties
Last modified
8/25/2016 12:01:18 AM
Creation date
11/27/2007 5:44:17 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981008
IBM Index Class Name
Report
Doc Date
12/23/1999
Doc Name
NEW HORIZON MINE 1998 AHR
From
DMG
To
HARRY RANNEY
Permit Index Doc Type
HYDROLOGY REPORT
Media Type
D
Archive
No
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Require- <br /> Require- ment <br />Requirement ment complied Comment <br /> citation with ? lyes <br /> I nol <br />Q. Para- <br />meters Table <br />to be 2.04.7-I <br />analyze of CDMG <br />d in mining yes <br />ground permit C- <br />water 81-008 <br />sam les <br /> CWQCC <br />R. Basic regulation <br />Standards <br />for Ground s yes ' <br />Wa[er 41.4 and <br /> 41.5 <br /> Mine pit excavations disrupt the potentiometric surface. After <br />S. Restoration reclamation, the pits will show full recovery of the <br />of ground potentiometric surface outside the pits and partial recovery of <br />water CDMG Potentiometric surface inside backfilled pits. Spoil springs may <br />recharge to regulation yes reduce ground water recharge by diverting ground water flow to <br />approximate 4.05.11(3) surface flow, but New Horizon's expected total aggregate spoil <br />premining spring discharge of less than 1 cfs will be too small to reduce <br />rate round water rechaz a below a roximate reminin rate. <br />T. Prevention of <br />adverse The PHC predicts no adverse impacts, and monitoring data <br />impacts to CDMG indicate no adverse impacts, but the PHC may need to be <br />ground water regulation yes updated to reflect any predicted impacts identified in the review <br />systems 4.05.11 of PR-O5, currently in progress. <br />outside the <br />ermit area <br />U. Prevention of <br />impacts to CDMG <br />ground regulation Impacts, if any, have not exceeded impacts predicted in the PHC. <br />water that s <br />adversely 4.05.1(2) Yes <br />impact the and <br />postmining 4.05.11 <br />land use <br />V. Minimization <br />of <br />disturbance <br />to the CDMG The disturbance to the hydrologic balance within and adjacent to <br />hydrologic the permit area caused by mining and reclamation at New <br />balance regulation yes Horizon are the minimum that can be expected from a surface <br /> 4.05.1(1) <br />within and pit operation. <br />adjacent to <br />the permit <br />area <br />Page 3 <br />
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