REP00595

• Permit No: C1981025
• IBM Index Class Name: Report
• Doc Date: 2/3/2000
• Doc Name: 1999 Annual Hydrology Report
• From: MINREC Inc
• To: DMG
• Annual Report Year: 1999
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

MIN EC, INC., NOTR HOMPSON CR K MINES

REFUSE PILE PIEZOMETER - D-2A

WATER
DATE LEVEL pH TEMP COND ELEV
Dec-91 28.9 7.5 9 3000 74202
Mar-92 28.4 7.3 10 3200 7420.7
Jun-92 28.6 7.5 10 3200 7420.5
Sep-92 29.3 7.4 11 2200 7419.8
Dec-92 26.0 7.4 10 3100 7423.1
Mar-93 27.6 7.6 10 2800 7421.5
Jun-93 27.9 7.4 10 2200 7421.2
Sep-93 28.5 7.4 10 2500 7420.6
Dec-93 28.5 7.0 9 2800 7420.6
Mar-94 28.6 7.0 9 2700 7420.5
Jun-94 _ 26.3 6.7 10 2900 7422.8
Sep-94 29.3 7.3 12 3000 7419.8
Dec-94 29.0 7.1 9 2700 7420.1
Mar-95 27.8 7.2 8 3200 7421.3
un-95 26.4 7.2 11 2900 7422.7
Sep-95 28.2 7.2 11 2400 7420.9
Dec-95 28.3 7.5 10 2400 7420.8
Mar-96 27.4 7.4 8 2900 7421.7
Jun-96 28.1 7.5 12.6 2700 7421.0
Sep-96 28.4 7.2 11.8 2600 7420.7
Dec-96 28.4 7.4 7.0 2300 7420.7
Mar-97 28.1 7.4 9.0 2700 7421.0
Jun-97 26.8 7.1 10.4 1900 7422.3
Sep-97 25.5 7.1 12.3 1190 7423.6
Dec-97 28.0 6.9 10.6 2000 7421.1
Mar-98 26.6 6.8 12.0 860 7422.5
un-98 27.2 7.1 11.9 1000 7421.9
Sep-98 28.0 7.0 13.0 1120 7421.1
Dec-98 28.0 7.2 12.6 1390 7421.1
Mar-99 27.8 7.2 11.5 1460 7421.3
Jun-99 27.2 7.1 10.2 2500 7421.9
Sep-99 28.0 7.3 10.2 1790 7421.1
Dec-99 28.8 7.1 10.3 2500 7420.3