PERMFILE51163

• Permit No: C1982057A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: NPDES PERMIT NO. CO-0000221
• Section_Exhibit Name: TAB 15 APPENDIX 15-4
• Media Type: D
• Archive: Yes

P:\R I' 1
Page
Perms No CO-00011227
• \. TERM\IS AND CONDIT]ONS
L EffLrent Limitations fcontinuedl
c. Outfalls 1105 0[1fi 010. Ol I. 01?, 013 014. Ol6 and [117
F.flluent Parameter
30-Dav Ae~
Flow, A7GD
Total Suspended Solids, mg/P
Total Iron, mg/P
Setleable Solids, mP/P
Otl and Grease, mg1Q
pH, s.u. (minimum-maximum)
Whole Effluent Toxicity, Acute
Report
3~
3.0
Report
Report
Report
NIA
Discharge Limitations
ALTERNATE LRr ^TAT[ONS
Dail}' i\ias
Report
70
6.0
Report
10
6.5-9.0
LCso> 100%
Any discharge or increase N the volume of a discharge caused by precipuation within any 24-hour period less than or equal to the
10-vear 24-hour precipitation event (or snowmelt of equivalent volume) may comply with [he Following limitations subject to
burden of proof requirements described in Part I.A.2.
Effluent Parameter Discharge Limitations -
30-Day Ave Daily Mar
Flow, MGD Report Report
Total Suspended Solids, mg/P Report Report
•
Total Iron, mg/P Report Report
Settleable Solids, mP/P Report 0.5
Oil and Grease, mg/P Report 10
pH, s.u. (minimum-maximum) Report 6.5-9.0
Whole E(Fluent Toxicity, Acute N/A LCyp> 100%
Any discharge or increase in volume of a discharge caused by precipitation within any 24-hour period greater than the 10-vear
~4-hour event (or series of storms or snowmelt of equivalent volume) may comply with the following limitattons subject to burden
of proof requirements described in Part I.A.2.
Eflluen[ Parameter Discharge Limitations
30-Dav Ave Daily Max
Flow, MGD Report Report
Total Suspended Solids, mg/P Report Report
Total Iron, mg/P Report Report
Settleable Solids, mQ/P Report Report
Oil and Grease, mg/P Report 10
pH, s.u. (minimum-maximum) Report 6.5-9.0
Whole Effluent Toxicity, Acute N/A LCso> l00%
• See Part I.C. fur DeFinitions. Amendment No. 1 Issued J U L 2 g 1999 Effective SEP u ~ 1999