2020-04-30_HYDROLOGY - M2008017

• Permit No: M2008017
• IBM Index Class Name: Hydrology
• Doc Date: 4/30/2020
• Doc Name Note: GW Modeling Rpt
• Doc Name: Hydrology Report
• From: Operator
• To: DRMS
• Permit Index Doc Type: Hydrology Report
• Email Name: ECS
• Email Name: MAC
• Media Type: D
• Archive: No

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90
80
60
5040
30
20
70
60
50
40
5
0
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3
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504010
9
0
66
>69
39
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9
216N
5N65W³
Map Legend
Derr PitWeld County, Colorado
Date: November 11, 2019
Datum/Projection: NAD83/Colorado State
Plane North, ft
Sources:CDSS Well Permit Database 100119, Hurr & Schneider(OF-93-124), ESRI World Topo Map
Figure 5
Saturated Thickness ofAlluvial Material
0 3,0001,500
Feet
(contour interval = 10')
*Modeled predevelopment water
table minus bedrock elevation
!.Registered Well Used for
Monitoring
#*DWR Water Well
Saturated Thickness
Derr Pit Model
Loloff Pit Slurry Wall
Derr Pit with Planned Slurry Wall
(2020)
Derr Pit Amendment with
Future Slurry Wall
Each well point labeled with saturated thickness.