HYDRO23509

• Permit No: C1981038
• IBM Index Class Name: Hydrology
• Doc Date: 4/30/1990
• Doc Name: 1ST QTR 1990 REPORTS
• From: CYPRUS ORCHARD VALLEY MINE
• To: MLRD
• Permit Index Doc Type: OTHER SURFACE WATER
• Media Type: D
• Archive: No

EAST ROATCAP CREEK MONITORING REPORT
NAME OF RUNOFF, TSS TDS
DATE SAMPLER YES NO FLOW CFS* UPPER LOWER UPPER LOWER COMMENTS/WEATHER CONDITIONS ~
07/16/87 Gar Heinritz X 0.40 a rox. <2 (2 604.0 626.0 None
08/08/87 Gar Heinritz X 0.40 a rox. 4,0 10.0 370.0 418.0 None
09/04/87 Gar Heinritz X 0.40 a rox. 4.0 4.0 640.0 618.0 None
10/87 Not monitored,
11/04/87 John Menke X 0.45 a rox. 2,0 8,0 550.0 612.0 Water clear clear 6 cool.

12/02/87
John Menke
X
0.40 a rox.
<2
4,0
588.0
676.0 star c ear, acattere snow on i -
sides freezin conditions.
01188 Not monitored due to tam orar shut-do

03/02/88
John Menke
X
0.25 a tox.
132.0
56.0
354,0
384.0 star c ear, west er warm, snow me tinE
No run-off from elo es.

03/23/88
John Menke
X
3,40 a rox,
10,0
36,0
304.0
298.0 eat er warm, snow me tang, no snow on
mine site or general vicinit .
04/19/88 Sohn Menke X 30,0 a rox. 8.0 10,0 148,0 154.0 Ground dr weather warm 6 clear.
06/01/86 John Menke K 0,49 a rox. 4.0 6.0 240.0 276.0 Ground dr weather warm 6 clear.
01/12/88 John Henke X 0,07 a rox. 4.0 4.0 508,0 522,0 Water clear,
09/01/88 Elisa Greco X 0.004 a rox 6.0 4.0 438,0 416,0 Water clear.
09/24/88 Elisa Greco X 0,004 a rox 4.0 6.0 602.0 594,0 Water _clear, _
10/20/88 Elisa Greco X 0,004 a rox 6.0 4.0 590.0 632.0 None
11/14/88 Elisa Greco X 0,004 a rox <2.0 <2.0 446.0 152.4 Water mudd ,
12/29/88 Elisa Creco X 0,004 a rox 2.0 <2.0 562.0 616,0 Snow resent on all slo ea.

01!30/89
Elisa Greco
X
0,004 a rox
2.0
24.0
530,0
574.0 now present on a s opes
and ice resent on stream.

02/14/89
Elisa Greco
X
0,004 a rox
<2.0
30.0
544.0
616,0 ow presen on a s opes
and ice resent on at re am.
03/15/89 Elisa Greco X 3.0 a prox 32.0 22.0 202,0 222.0 None

°Flow estimated from depth of water through OVWM culvert.