GENERAL48188

• Permit No: C1981017
• IBM Index Class Name: General Documents
• Doc Date: 8/1/2001
• Doc Name: CDPS General Permit Authorization to Discharge Under the Colorado Discharge Permit System
• From: Stormwater Permit Ponds Folder
• Permit Index Doc Type: Reclamation Project
• Media Type: D
• Archive: No

COLORADO DEPARTMENT OF PUBLIC HEALTH & ENVIRONMENT -Water Quality Control Division
Rationale -Page 4 Permit No. COR-040000
IV. STORMWATER DISCHARGES ASSOCIATED WITH MINING OPERATIONS (cont.)
3. Inactive mine sites where, in conformance with the Voluntary Cleanup and Redevelopment Act, (CRS 25-16-
303), mine-waste remediation projects are undertaken. In this case, the SWMP would be prepared, relying in
pan on information contained in the Voluntary Cleanup Plan. Once the Voluntary Cleanup Plan is approved
by the Hazardous Materials and Waste ManagetnenY Division, the owner, or third party with permission of the
owner, would submit the completed permit application. After the permit cenijication is issued, stonnwater
discharges from the remediation project would be authorized. Certification under this permit would be
terminated when the termination criteria and other conditions listed at Part LF of the pennit are tnet.
C. Tyyes of Activities NOT Covered
This permit does nat authorize stonnwater discharges from other types of regulated industrial activities. Other types
of regulated industrial activities that require stonmwater discharge permits pursuant to different sections of the
regulations [5 CCR 1002-61 Section 61.3(2) (e) (ii) (A-B,D-K)] are covered under separate general permits.
This pennit also does not authorize the discharge of process water ar mine drainage. Applications for process water
or mine drainage discharge permits can be obtained from the Permits Unit of the Water Quality Control Division at
the address listed in Part I.A.3 of the pennit. stonnwater which mixes with process water or mine drainage prior to
discharge is considered to be process water or mine drainage.
Table 1 -Mineral Industry Stormwater Penrdt Coverage
SIC General
Code /ndustry Type Permit Note
10 Metal Mining and Milling COR-040000 (1)
12 Coal Mining COG-8500 (2)
13 Oil and Gas Extraction (including Oil-shale operations) COR-010000 (3)
14 Mining and Quarrying of Sand & Grave[ (and other COG-500000 (4)
Nonmetallic Minerals Except Fuels)
]0, 12 Inactive Metal (and Coal) Mines COR-040000 (5)
-- Mine-waste Retnediation COR-040000 (6)
Notes:
(1) This permit, Colorado General Stormwater Discharge Permit for Meta[ Mining, number COR-040000.
(2) S[ormwater discharges from coal mines with surface runo[/ only are covered by general permit COG-
850000. Coverage for stonnwater discharges from coal mines with discharge sources which are
authorized under individual COPS permits, is provided by this permit, Colorado General stonnwater
Discharge Permit number COR-040000.
(3) stonnwater discharges from oil and gas extraction (including oil-shale operations) are covered under
the Colorado Genera[ Srormwater Discharge Permit for Light Industry, number COR-010000.
(4) Stormwater discharges from active and inactive sand, gravel and other non-metallic quarrying and
mining operations are covered under Colorado General Stormwater Discharge Permit number COG-
500000.
(S) stonnwater discharges from inactive meta[ and coal mines are covered under this pennit, Colorado
General stonnwater Discharge Permit number COR-040000.
(6) Stormwater discharges from mine-waste remediation operations are covered under this permit,
Colorado General stonnwater Discharge Permit number COR-040000.