My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
PERMFILE62071
DRMS
>
Back File Migration
>
Permit File
>
700000
>
PERMFILE62071
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
8/24/2016 11:08:31 PM
Creation date
11/20/2007 7:25:49 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1982056
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Section_Exhibit Name
Exhibit 35 Backfill Hydrology Evaluation
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.
/
45
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
<br />APPENDIX II <br />DETAILS OF CALCULATIONS <br />• <br />A) Annual Recharge to Eastern Backfill Area <br />Area of Eastern Backfill <br />Estimated Annual Recharge Rate <br />Total Recharge = (6 x 10') (0.25) <br />B) Storage Changes in Eastern Backfill <br />Area <br />= 6 x l0~ft <br />= 0.25 ft/yr <br />= 1.5 x l0~ft /yr <br />200gpm <br />(i) Snowmelt Recharge Period <br />Assumption: All recharge for year occurs during snowmelt <br />period. <br />Length of Active Recharge Period = 60 days <br />Recharge during this period (from (A) above) = 1.5 x 10~ ft <br />Average discharge rate during this period = IOOOgpm <br />= 1.93 x lOsft/day <br />Total discharge during this period: <br />(1.93 x 105 ft /day) (60 days) = 1.16 x 10~ ft <br />Storage change during period = 3.4 x 106 ft <br />(Recharge-Discharge) <br />(ii) Rest of the Year <br />Assumption: All discharge during period derived from <br />excess storage <br />Quantity of Period <br />Length of Water in Excess Storage <br />(from i above) <br />Average discharge rate during period: <br />(3.4 x 10~ ft )/ (305 days) <br />= 305 days <br />= 3,4 x 106 ft <br />= 1.I1 x 10~ ft /day <br />= 58gpm <br />• <br />
The URL can be used to link to this page
Your browser does not support the video tag.