2013-05-28_HYDROLOGY - M1977344

• Permit No: M1977344
• IBM Index Class Name: HYDROLOGY
• Doc Date: 5/28/2013
• Doc Name: March 2013 Groundwater Monitoring Report
• From: ARCADIS
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: TC1
• Media Type: D
• Archive: No

DIVISION OF RECLAMATION, MINING AND SAFETY
Department of Natural Resources
1313 Sherman St., Room 215
Denver, Colorado 60203
Phone: [phone]
FAX: [phone]
February 24, 2009
STATE OF COLORADO
COLORADO
D I V I S I O N OF
RECLAMATION
MINING
SAFETY
Dear Mr. Joel
To fulfill the requirements of Technical Revision # 6, for permit # M- 1977 -344, Portland Cement quarry and
plant, ground water monitoring plan, the Division sets the following monitoring and compliance wells.
The site is located in Fremont County, North side of the Arkansas River. Groundwater flows in the area in a
southerly direction towards the river.
Holcim will sample MW -7 WELL Compliance well, annually for the following parameters.
Total Dissolved Solids
Sulfate (SO4)
Potassium (K)
Sodium (Na)
Iron (Fe)
Manganese (Mn)
(TDS) 3,918 MG /L
2,080 MG /L
17 MG /L
226 MG /L
4.5 MG /L
0.88 MG /L
In addition Holcium will drill in April 2009, compliance well MW -13 near the entrance to the quarry and
will provide five quarters of data, so the Division will determine the appropriate parameters for the well. and
set compliance parameters. In addition to MW -7, Holcim will also monitor MW -12, as a background well
and provide the same parameters as MW -7 on an annual basis. When two consecutive parameters are
exceeded more than 10 %, during the reporting year for compliance well MV -7, Holcim will increase the
frequency of monitoring to bi- yearly. If the upward trend continues, Holcim will submit an explanation and
provide a remedial plan.
If you have questions, please contact me at 302 866 -3567 xt 8129.
Sincerely,
erhan Keffele
Office of Office of
Mined Land Reclamation Denver • Grand )unction • Durango Active and Inactive Mines
Bill Ritter, Jr.
Mr. Joel Bolduc
Governor
Holcim, (US) Irtc
Harris v Sherman
Executive Director
3500 Highway 120
Ronald W. Cattany
Florence, CO 81226
Division Director
Natural Resource Trustee
Re: Proposed Groundwater Monitoring
Plan, DRMS Permit # M -1977 -344 Portland Cement Plant.
Dear Mr. Joel
To fulfill the requirements of Technical Revision # 6, for permit # M- 1977 -344, Portland Cement quarry and
plant, ground water monitoring plan, the Division sets the following monitoring and compliance wells.
The site is located in Fremont County, North side of the Arkansas River. Groundwater flows in the area in a
southerly direction towards the river.
Holcim will sample MW -7 WELL Compliance well, annually for the following parameters.
Total Dissolved Solids
Sulfate (SO4)
Potassium (K)
Sodium (Na)
Iron (Fe)
Manganese (Mn)
(TDS) 3,918 MG /L
2,080 MG /L
17 MG /L
226 MG /L
4.5 MG /L
0.88 MG /L
In addition Holcium will drill in April 2009, compliance well MW -13 near the entrance to the quarry and
will provide five quarters of data, so the Division will determine the appropriate parameters for the well. and
set compliance parameters. In addition to MW -7, Holcim will also monitor MW -12, as a background well
and provide the same parameters as MW -7 on an annual basis. When two consecutive parameters are
exceeded more than 10 %, during the reporting year for compliance well MV -7, Holcim will increase the
frequency of monitoring to bi- yearly. If the upward trend continues, Holcim will submit an explanation and
provide a remedial plan.
If you have questions, please contact me at 302 866 -3567 xt 8129.
Sincerely,
erhan Keffele
Office of Office of
Mined Land Reclamation Denver • Grand )unction • Durango Active and Inactive Mines