ENFORCE36150

• Permit No: C1981071
• IBM Index Class Name: Enforcement
• Doc Date: 8/11/1997
• Doc Name: PN C-81-071 NOV CV-97-012
• From: COLO YAMPA COAL CO
• To: DMG
• Violation No.: CV1997012
• Media Type: D
• Archive: No

~' III IIIIIIIIIIIII III
Colorado Yampa ~oai t company
COLORADO YAMPA 29515 Routt County Road #27
~ COAL COMPANY Oak Creek, Colorado 80467
A Cyprus Amax Company [phone]
August 8, 1997
Kent Gorham
Environmental Protection Specialist
Colorado Division of Minerals and Geology
1313 Sherman Street, Room 215
Denver, Colorado 80203
Re: Permit No. C-81-071, Notice of Violation CV-97-012
Dear Mr. Gorham;
RECEIVED
AUG 1 ~ 1991
Division of Minerals 8lieoiogy
Sediment Pond inspection reports were not completed for the sediment ponds associated
with Permit No. C-81-071 for the second quarter of 1997. The NOV was written as
"Failure to conduct second quarter, 1997 pond inspections as required by Rule
4.05.6(13)." With regard to sediment pond inspections, Rule 4.05.6(13) states:
"All sedimentation ponds shall be examined by n qualified registered
professional engineer or other yuulifred individuals under their direction.
The professional engineer or individual shall be experienced in the
c•onstrzrction of sedimentation ponds. Ponds shall be inspected for
s[ruc•tural weakness, erosion, and other hazardous conditions. The report
shall also include the level of the sediment in the pond and any other
reyrrired maintenance of the structure. These inspections shall be made
r•egulnrly during construction, upon completion of construction, and at a
minimum, on u y:rarterly basis thereafter. The report shall be retairTed at
or near the mine site and a copy of the report promptly submitted m the
Division on a yuarlerly or annucr! basis, as required by the Division. by a
registered professional engineer"
CYCC feels that the requirements of this rule were met for the second quarter; however,
the report forms were not completed nor on file at the time of the DMG inspection due to
an oversight. The following information is provided with regard to NOV CV-97-012.
Each of the ponds associated with [he NOV are visited on a weekly basis [o collect
samples as required by NPDES permit CO-0027154. Visual inspections with regard to
any structural problems, erosion, or hazardous conditions would be noted and repairs
scheduled for the pond, if necessary. A registered professional engineer, experienced in