HYDRO23319

• Permit No: C1981019
• IBM Index Class Name: Hydrology
• Doc Date: 1/5/2004
• Doc Name: Addendum to 2003 Annual Impoundment Inspection Report
• From: Knight Piesold and Co
• To: DMG
• Permit Index Doc Type: Prof Pond Certifications
• Media Type: D
• Archive: No

KENNECOTT ENERGY COMPANY
COLOWYO COAL COMPANY L.P.
ANNUAL IMPOUNDMENTINSPECTION
SMALL IMPOUNDMENTS I STOCK PONDS
DATE: 9/19/03

m untlment Name Erosion, Instability,
Structural Weakness,
Hazardous Conditions
4.05.9 15 a
Monitoring Procedures
and Irmtmmentation
4.05.9 15 h
Depth of
Impounded Waters
4.05.9 15 c
Elevation of
Impounded Waters
4.05.9 15 c
Existing Storage
Capacity
4.05.9 15 d
Other Structural Instahility
or Mai~rtenanca Required
4.05.9 15 a
Experienced
Impoundment
Ins eclor 4.05.914
Date
of
Ins ection
Stock Pond A None Annual Inspections Dry Dry 0.041 None K.R. Blunt 9 /1 912 0 0 3
Stock PondB None Annual Inspections Dry Dry 0.068 None K.R. 81unt 9/i9/2003
Stock Pond C None Annual Inspections Dry Dry 0.060 None K.R. Blunt 9/19/2003
Sock Pond D None Annual Inspections Dry Dry 0.067 None K.R. Blunt 9/19/2003
Stock Pond E None Annual Inspections Dry Dry 0.055 None K.R. Blunt 9/19/2003
Stock Pond F None Annual Inspectons Dry Dry 0.036 None K.R. Blunt 9/19/2003
Stock Pond G None Annual Inspections Dry Dry 0.030 None K.R. Blunt 9/19/2003
Stock Pond H None Annual Inspections Dry Dry 0.038 None K.R. Blunt 9/19/2003
Stock Pond I None Annual Inspections Dry Dry O.D22 None K.R. Blunt 9/19/2003
Stock Pond J None Annual Inspections Dry Dry 0,47 None K.R. Blunt 9/19/2003
Stock Pond K None Annual Inspections 2 (t. water 7390.5 0,95 None K.R. Blunt 9/19/2003
Sock Pond L None Annual Inspections Dry Dry 0,27 None K.R. Blunt 9/19/2003
Stock PondM None Annual Inspections Dry Dry 0,25 None K.R. Blunt 9/19/2003
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