2021-10-27_HYDROLOGY - M1977300

• Permit No: M1977300
• IBM Index Class Name: HYDROLOGY
• Doc Date: 10/27/2021
• Doc Name: Substitute Water Supply Plan
• From: Colorado Legacy Land
• To: DRMS
• Annual Report Year: 2021
• Report Quarter_Month: 3
• Email Name: AME
• Email Name: MAC
• Media Type: D
• Archive: No

COLORADO LEGACY LAND
TABLE 4:DAILY AVERAGE MINE POOL ELEVATIONS
Date Distance Below Steve Elevation of Water Level
Level(feet) (feet above mean sea level)
rs/19/2021 >354.4 <6,247.31
9/20/2021 >354.4 <6,247.31
9/21/2021 >354.4 <6,247.31
9/22/2021 >354.4 <6,247.31
9/23/2021 >354.4 <6,247.31
9/24/2021 >354.4 <6,247.31
9/25/2021 >354.4 <6,247.31
9/26/2021 >354.4 <6,247.31
9/27/2021 >354.4 <6,247.31
9/28/2021 >354.4 <6,247.31
9/29/2021 >354.4 <6,247.31
9/30/2021 >354.4 <6,247.31
Notes:
The elevation of the Steve Adit is 6601.71 feet above mean sea level. This was surveyed by Lambert
Land Consulting on 7/23/2020.
On 9/13/2021,the mine pool was dewatered below the elevation of the mine pool transducer.From
9/13/2021-9/30/2021,the transducer readings confirmed that the mine pool was below the
elevation of the transducer,<6,247.31 ft amsl.
On 9/23/2021,the water treatment plant was shut down for the winter season,and the mine pool
began to refill.
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