2018-07-03_HYDROLOGY - M2004051

• Permit No: M2004051
• IBM Index Class Name: HYDROLOGY
• Doc Date: 7/3/2018
• Doc Name Note: Groundwater Concerns
• Doc Name: Correspondence
• From: Aggregate Industries
• To: DRMS
• Email Name: PSH
• Media Type: D
• Archive: No

blue earth
SOLUTIONS
June 12, 2018
Colorado Department of Natural Resources
Division of Reclamation, Mining and Safety
Attn: Mr. Peter Hays
1313 Sherman Street; Room 215
Denver Colorado, 80203
RE: Aggregate Industries—WCR,Inc. Wattenberg Lakes, Permit No. M-2004-051
Groundwater Monitoring Update
Dear Mr. Hays:
On behalf of our client, Aggregate Industries — WCR, Inc., this letter provides updated
information regarding the Wattenberg Lakes site mining activities and groundwater
monitoring results. The site and mining phases are shown in Figure 1.
Town of Wattenberg ;;r"r;•�': ;„.' .�
o Slurry Wall
l�
Mw 1 Platte Valley
r�
r 1
'c` r r Operation
M-1989-120
Wattenberg
Lakes t,
M-2004-051 { M
Slurry wall
«are•=>W� --a. j+•, �. -
i
��Zl �—" tie•.'. . '> I ._.._ �
�' t ' ,," ,,a• 1 1) Parker-Dersham Resources(M-2006-003)and
{
Baseline Resources(M-1997-058 i
Figure 1. Wattenberg Lakes Site
Blue Earth Solutions,LLC P.O.Box 2427 Fort Collins,CO 80522 [phone]