My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
HYDRO29812
DRMS
>
Back File Migration
>
Hydrology
>
HYDRO29812
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
8/24/2016 8:48:41 PM
Creation date
11/20/2007 11:31:17 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981041
IBM Index Class Name
Hydrology
Doc Date
6/8/1992
Doc Name
RATIONAL FOR PUBLIC NOTICE POWDERHORN COAL CO
Permit Index Doc Type
NPDES
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.
/
54
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 />COLORADO DEPARTMENT OF HEALTH, Water Quality Control Division <br />Rationale - Page 3. Permit No. CO-0027146 <br />III. RECEIVING STREAM: <br />A. Identification, Classification and Standards (continued) <br />Tab Le III-1 -- Water Quality Standards <br />Parameter <br />Physical and Bioloeical <br />pH <br />Metals <br />Iron (Fe) <br />Physical and Bioloeical <br />pH <br />Standard <br />SEGMENT 2 <br />6.5 - 9.0 s.u. <br />2.0 mg/1 (chronic) <br />SEGMENT 4 <br />6.5 - 9.0 s.u. <br />B. Receiving Water Daca <br />1. Stream Lov Flow; The flows wFich will be used co calculate <br />effluent liaications are acute flaws, chose that occur for one <br />day every three years (1E3), or chronic, chose that occur for <br />chirry days every three years (30E3). These flows have been <br />determined by the Water Quality Concrcl Division and are shown <br />in Table IIZ-2. <br />Tab 1e III-2 -- Low Flows <br />Type <br />FLaw <br />COLORADO RIVER <br />Chronic (30E3): <br />Annual <br />1,086 cfs (702 MGD) <br />COAL CREEK <br />Acute (lE3) and Chronic (30E3): <br />Annual <br />0 cfs (0 MCD) <br />
The URL can be used to link to this page
Your browser does not support the video tag.