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PERMFILE116216
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PERMFILE116216
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Entry Properties
Last modified
8/24/2016 10:12:06 PM
Creation date
11/25/2007 1:55:50 AM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1984062
IBM Index Class Name
Permit File
Doc Date
12/11/2001
Doc Name
CHANGE IN PN COG-850013 FORMERLY CO-0036021 ROUTT CNTY
From
CDOH
To
CYPRUS MINERALS CO
Section_Exhibit Name
EXHIBIT 4 (Part 2) NPDES CHANGE
Media Type
D
Archive
No
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COLORADO DEPARTMENT OF HEALTH, Water duality Control Division <br />Rationale - Page 2. Petmit No. COC-850013 • <br />II. FACILITY INFORMATION: (Continued) <br />G. Facility Flow: 001: Most often, no discharge occurs. <br />[Then discharges occurred: <br />2.88 MGD (or 2000 gpm) - average flow <br />2.88 MCD (or 2000 gpm) - maximum flow <br />The above flows have been reported on <br />discharge monitoring forms for three <br />quarters of discharge during the period <br />from 1987 through 1989. During two other <br />quarters, "trickle" flows Cfrom 0.006 to <br />0.08 MGD) occurred. For the remaining <br />quarters during this three year period, "No <br />Discharge" was reported. <br />Flow for 001 is measured by a Pygmy meter <br />in the decant culvert from the <br />sedimentation pond. <br />III. RECEIVING STREAM: <br />A. Identification, Classification and Standards <br />1. Identification: The discharge goes to Middle Creek (Segment • <br />13b), which is tributary to Trout Creek. Trout Creek is <br />tributary to the Yampa River. Segment 13b includes Middle Creek <br />and Trout Creek from its confluence with Middle Creek to its <br />confluence with Fish Creek. <br />2. Classification: Segment 13b is classified for the following <br />uses: Recreation, Class 1; Aquatic Life, Class 1 CCold); <br />Agriculture. <br />3. ?lumeric Standards: The standards which have been assigned in <br />accordance with the above classifications can be found in 3.3.0 <br />Classifications and Numeric Standards for the Upper Colorado <br />River Basin and North Platte River (Planning Region 12) (5 CCR <br />1002-8), as amended July 6, 1988. It should be noted that this <br />facility does not discharge pollutants which are limited by <br />water quality standards with the exception of pH. <br />B. Receiving Water Data <br />1. Stream Low Flow: Not Applicable; effluent limitations are not <br />flow based. <br />• <br />
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