PERMFILE138305

• Permit No: C1981071
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: RN EXHIBIT 1 TO EXHIBIT 8
• Media Type: D
• Archive: No

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PART I
Page 2a of 17
Permit No.: CO-0027154
A. TERMS AND CONDITIONS
1. Effluent Limitations
Beginning July 1, 1984 and lasting through December 31, 1985 the
permittee is authorized to discharge within the limitations specified
below, from outfall(s) serial number(s) 001, 002; 003, 004, 006, 007, 008
and 018. The outfalls of the sedimentation ponds as shown in Figure 1 on
Page 17a and Figure 2 on Page 17b of [he permit.
a) Effective during periods of no precipitation
C
Effluent Parameter
Discharge Limitations
Maximum Concentration
30-day avg. a/ Daily Max. b/
Flow - (MGD) N/A N/A
Total Suspended Solids (mg/1) 35 70
Total Iron (mg/1) 3.5 7.0
Salinity N/A N/A
pH - (Standard Units) shall remain between 6.5 and 9.0 c/.
011 and grease shall not exceed 10 mg/1 c/ in any grab sample nor shall there
be a visible sheen.
b) Effective during periods of precipitation less than or equal to the
10-year, 24-hour event far this facility.
Any discharge or increase in the volume of a discharge caused by
precipitation within any 24-hour period less than or equal to the
10-year, 24-hour precipitation event (or snowmelt of equivalent
volume) may comply with the following limitations instead of the
limitations of Parts I.A.I.a.
Effluent Parameter Discharge Limitations
Maximum Concentration
Daily Maximum b/
Settleable Solids (ml/1) 1/ i/ 0.5
Salinity NA
pH - (Standard Units) shall remain between 6.5 and 9.0 b/. Oil and grease
shall not exceed 10 mg/1 h/ in any grab sample nor shall there be a visible
sheen.
1/ - Pursuant [0 40 CFR 434.63 (a)
• a/ b/ i/ - See Page 4d Modified 10/7/83
(Added)
Code: i - 7 Date: 9 - 84 Corrected 7/9/84
Amended ~~_~ ~ - ~~