PERMFILE61538

• Permit No: C1980005A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: NPDES PERMIT
• Section_Exhibit Name: TAB 7 APPENDIX 7-5
• Media Type: D
• Archive: Yes

COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT, Water Quality Control Division
Rationale -Page 5, Permit No. CO-0000221
Table V-3 -Self-Monitoring Resells for Outfall 004
Reported Previous No. of
Concenbations Permit limitation:
Parameter Avg/Mir/Mas I~rtitation Excursions
Flow, MGD
30dm~ avg 0.322/0.048/1.0714 none -
datly max O.S37/0.048/3.0176 none -
TSS, mg/P
30day avg 18/8/24 35 0
daily max 18/8/24 70 0
Total Recaverab[e Iron, mg/P
30-day avg 0.1410.05!0.27 1.0 0
daily max 0.14/0.05/0.27 7.0 0
Oil & Grease, mg/P none visible 10 0
pH, s. u. -f7.26/8.31 6.5-9.D 0
Total Dissolved Solids, mglP
30day avg 3822/3430/4383 none -
daily max 4099/3730/4490 none -
Whole Efflueru Toxicity, Chronic '
Ceriod hnia sp. S Pass, 1 Fai! Stat Dif-7I % 1
tmeo es sp. 5 Pass, 1 Fail Stat Di(-7! 90 1
Table V-4 -- Self-Monitoring Results jor OutjaU 005
• Reported
Concentrations
Parameter Avg/Min/Max
Previous
Permit
limitation
No. of .
limitation
Excursions
Flow, MGD
30day avg 0.050/0.0009/0.0777 none -
dail}' max 0.11810.0035/0.12]0 none -
TSS, mg/f
30da} avg 11/<5/32 35 0
daih max 11/<S/32 70 0
Total Iron, mg/P
30day avg 0.26/0.03/0.41 3.0 0
daih~ max 0.26/0.03/0.41 6.0 0
Oil & Grease, mg/P none visible 10 0
pH, s.u. -/7.96/8.90 6.5-9.0 O
Total Dissolved Solids, mg/P
30d~. avg 1217/IOOS/1400 none -
daily max 1297/]040/1450 none -
1 Whole Effluent Toxicity, Acute
Ceriodayhnia sp. 1 of 3 LC,,,<]00% LC,,,> 100% 1
i