PERMFILE104892

• Permit No: C1981022A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Doc Name: Wastewater Discharge Permit CO-0000132
• Section_Exhibit Name: Exhibit 2.03-E4 Part 3b
• Media Type: D
• Archive: Yes

COLORADO D/SCHARCE PERMIT SYSTEM (CDPSJ
RATIONALE-AMENDMENT NO. 1
OXBOW CARBONAND MINERALS, INC.
(/ormer[y PACIFIC BASIN RESOURCES)
SANBORN CREEK COAL MINE
CDPS PERMIT NUMBER CO-0000132, GUNNISON COUNTY
/. TYPE OFPERM/T
//. FAC/CITY/NFORMAT/ON
Amendment
A. Facility Type: Coal Mining -Mine Water, Prep Plan!
Fee Category: Category 01, Subcategory 1
and: Industrial Stormwater -greater than ! 0 acres
Category Z4, Subcategory 1
Annual Fee: 8611 + 300 = $911 TOTAL
B. S/C Cade:

C. Legal and
Facility Contact:
D. Facility Location:
E Discharge Points:
Table //-I -Discharge Poinu
1112 (Coal Underground)
Walter L. Wright
Mine Manager
Oxbow Carbon and Minerals, /nc.
P.O. Bos 535
Somerset, CO 81434
[phone] FAX' [phone]
In Sections 1 - l1 and 17, T13$ R90W,• Sections 1- 3 and 1 ! - 13, T13S, R91 W;
Section 31, T11S, R90W; and Sections 34 - 36, T12S, R91 W; at 3737 Highway
J33, west ojSomerset, CO.
Table 1/-1 shows a!! discharge points including the new point added via this
amendment.
Ou1faQ Wastewater Source Avg Flow,
MGD Daily Max
Flow, MGD 10-yr/2t-hr
Event Vol Design
Capacity Recelving Water
007 Sur ace Runa 0 1.45 0.035 MG 0.035 MG Hubbard Creek
009 Sur ace Runo 0 0.80 0.015 MG 0.025 MG No. Fk Gunnison R
0!0 Sur ace Runo 0 2.36 0.047 MG 0.047 MG Sanborn Creek
011 Mine Water 0.178 0.38 NA 0.078 MGD Sanborn Creek
011 Sur ace Runo 0 21.7 0.511 MC 0.5/2 MG Elk Creek
013 Surface Runoff 0 0.41 0.013 MG 0.013 MG No. Fk Gunnison R
0!4 Sur ace Runo 0 5,30 0.095 MC 0.095 MG No. Fk Gunnison R
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