My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
REV95044
DRMS
>
Back File Migration
>
Revision
>
REV95044
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
8/25/2016 3:20:13 AM
Creation date
11/21/2007 11:45:28 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981010
IBM Index Class Name
Revision
Doc Date
6/14/2002
Doc Name
Proposed Decision Letter & Form, (Enclosure-Review Check List ARR & AHR)
From
DMG
To
Trapper Mining Inc
Type & Sequence
TR90
Media Type
D
Archive
No
There are no annotations on this page.
Document management portal powered by Laserfiche WebLink 9 © 1998-2015
Laserfiche.
All rights reserved.
/
12
PDF
Print
Pages to print
Enter page numbers and/or page ranges separated by commas. For example, 1,3,5-12.
After downloading, print the document using a PDF reader (e.g. Adobe Reader).
View images
View plain text
Require- <br /> Require- ment <br />Requirement ment complied Comment <br /> citation with ? lyes <br /> / nol <br />O. Filing CDMG <br />frequency of regulation yes <br />and re orts 4.05.6(13 <br />P. Timely filing CDMG <br />of pond regulation yes <br />re orts 4.05.6 13 <br />Q. Content of CDMG <br />pond reports regulation yes <br /> 4.05.6 13 <br />R. Sampling Table 4.8- <br />frequency of 13a of <br />ground water CDMG <br />i <br />i yes <br />monitoring m <br />ng <br />n <br />Permit C- <br />wells 81-010 <br />S. Para- <br />meters Table 4.8- <br />to be 13 of <br />analyze CDMG <br />d in mining yeS <br />ground permit C- <br />water 81-010 <br />sam les <br /> The 3 White Sandstone is the only permeable stratigraphic unit <br /> in the ground water flow path of any spoil leachate that is <br /> predicted to discharge from Trapper's pits; therefore, the 3"' <br />T. Basic CWQCC White is the only stratigraphic unit whose ground water quality <br />Standards regulation may be negatively impacted by mining at Trapper. Wells GE-3 <br />for Ground s yeS and GP-9 monitor [he 3rd White immediately downgradient from <br />Water 41.4 and <br />41.5 Trapper's pits at locations where the largest leachate plumes can <br /> be expected to form. Data from these welts indicate Trapper was <br /> in compliance with the Basic Standards in 2001, if compliance <br /> oints were established at the well locations. <br />U. Restoration Each pit disrupts the potentiometric surface. After <br />of ground reclamation, pits show full recovery of the potentiometric <br />water CDMG surface outside of backfilled pits and partial recovery of <br />recharge to regulation yea potentiometric surface inside backfilled pits. Spoil springs may <br />approximate 4.05.11(3) reduce ground water recharge by diverting ground water flow to <br />' <br /> surface flow, but Trapper <br />s expected total aggregate spoil spring <br />premining dischazge of less than 1 cfs will be too small to reduce recharge <br />rate below the a roximate reminin rate. <br />Page 3 <br />
The URL can be used to link to this page
Your browser does not support the video tag.