PERMFILE100123

• Permit No: C1980005
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: IMPACTS TO FISH CREEK WATER QUALITY INCLUDING THE EAST WADGE EXTENSION AREA DISTURBANCE
• Section_Exhibit Name: TAB 07 ATTACHMENT 7-1
• Media Type: D
• Archive: No

Table 7-1-7 •
Calculated Impacts to Fish Creek Based on Spoil Discharge
and Chemical Measurements Made in the Cow Camp Creek Drainage
(Site 004) and the Bond Creek Drainage (Site SW-S2-9)
Fish Creek Below Cow Camo Creek
June 1.2762 tons + 26.0304 tons = 27.3066 = 433 mg/1
0.9285 AF/day + 5.4336 AF/day x .0013 0.06305
433 mg/1 - 421 mg/1 = 12 mg/1 increase in TDS
July 0.7821 tans + 12.8080 tons = 13.5901 = 557 mg/1
0. 897 AF/day + 17.6576 AF/day x .00136
557 mg/1 - 533 mg/1 = 24 mg/1 increase in TDS
Fish Creek Below Bond Creek
June 0.0232 tons + 29.0628 tons = 29.0860 = 460 mg/1 •
0.0317 AF/day + 46.4256 AF/day x .00136 0.0632
460 mg/1 - 460 mg/1 = 0 mg/1 increase in TDS
July 0.0367 tons + 14.0295 tons = 14.0662 = 571.6 mg/1
0.0436 AF/day + 18.0544 AF/day x .00136 0.0246
571.6 mg/1 - 571 mg/1 = 0.6 mg/1 increase in TDS

7-1-10 Revised 05/16/88