2008-08-15_PERMIT FILE - C1981008A

• Permit No: C1981008A
• IBM Index Class Name: Permit File
• Doc Date: 8/15/2008
• Doc Name: NPDES Discharge Permit
• Section_Exhibit Name: Section 2.05.3‎(3)‎ Attachment 2.05.3‎(3)‎-18
• Media Type: D
• Archive: Yes

Part I
Permit No: CO-0000213
Page 8
Outfa11008A (Continued)
ALTERNATE LIMITATIONS
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 subject to burden of proof requirements described in Part I.A.3.
Effluent Parameter
Effluent Limitations
Maximum Concentrations
30-Dav Average 7-Dav Average Dailv Maximum
Flow, MGD Report NA Report
Total Suspended Solids (TSS), mg/1 Report
pH, s.u. (minimum-maximum) NA
Oil and Grease, mg/1 NA
Total Iron, ug/1 Report
Total Recoverable Iron, ug/1 Report
Total Mercury, ug/1 Report
Total Ammonia as N, mg/1(effective through December 31, 2009)
Report
Total Ammonia as N, mg/l (effective beginning January 1, 2010)
January 0.74
February 0.91
March 2.4
April 2.5
May 0.61
June 0.16
July 0.25
August 0.34
September 1.9
October 5.1
November 3.0
December 2.7
Total Dissolved Solids, mg/1 Report
Settleable Solids, ml/1 Report
Whole Effluent Toxicity, Acute Lethality NA
See Part I.C. for Definitions.
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
NA
Report
6.5-9 d/
10 d/
Report
Report
Report
Report
2.7
3.6
10.0
13.3
5.7
1.7
2.7
3.6
12.0
17.7
12.2
7.5
Report
0.5
NA LC50 >100%
AMENDED: OCTOBER 24, 2007 EFFECTIVE: DECEMBER 1, 2007 EXPIRATION• MARCH 31 2012
Attachment 2.05.3(3)-18-53