2011-10-24_PERMIT FILE - C1983059

• Permit No: C1983059
• IBM Index Class Name: Permit File
• Doc Date: 10/24/2011
• Section_Exhibit Name: Exhibit 02 Other Permits
• Media Type: D
• Archive: No

COLORADO DEPARTMENT OF HEALTH
Water Quality Control Division
4210 East 11th Avenue
Denver, Colorado 80220
RATIONALE
COAL MINING FACILITIES
(SURFACE RUNOFF ONLY)
GENERAL PERMIT IN COLORADO
COLORADO DISCHARGE PERMIT NUMBER GOG-850000
Facilities performing coal mining activities are located along many streams in
Che State of Colorado. Waters discharged from coal mining facilities are
•subject to the requirements of the State of Colorado Water Quality Control
Act, 1973 as amended. Regulations of the Colorado Discharge Permit System,
(CCR, Title 5, Chapter 1002-2) and Title 40 Part 434 of the Code of Federal
Regulations (40 CFR 434) specify the wastewater discharge requirements for
this industry.
Section 6.10.2 of the Colorado Discharge Permit System Regulations provides
for the Sssuance of General Permits where covered facilities:
1. Are within prescribed geographical boundaries;
2. Involve substantially the same type of operating conditions;
3. Discharge the same type of waste;
• 4. Require the same effluent limitations or operating conditions;
5. Require similar monitoring; and
6. Are more appropriately controlled under a General Permit than
individual permits.
INDUSTRY DESCRIPTION:
The coal mining industry includes Facilities that may be involved in the
extraction, processing and out-Loading of coal. Various facilities perform
one or more of these operations. Coals are classified based on the fixed
carbon content, the volatile matter fraction, and Che heating value. The
general classification ranks are lignite, subbituminous, bituminous, and
anthracite. The primary end uses for coal are for combustion in steam boilers
and for metallurgical coke ovens. In Colorado there are approximately 70
facilities involved in the extraction (mining) of coal and/or processing
(preparation) of coal.