PROJECT: BORING ID:
ERDC Site Wide Monitoring Plan (13 002-4) KAR13-005
LOCATION: WELL ID:
Keno Hills Silver District (KHSD) ONEK / CLR6 / Crystal Lake (Completed)
DRILLING CONTRACTOR: NORTHING: EASTING:
Access Consulting Group 7087641 483919
DRILLING EQUIPMENT: GROUND SURFACE ELEV. (masl): TOC ELEVATION (m ags):
Midnight Sun Drilling Inc. N/A 0.99
TOTAL DEPTH (m): DRILLING METHOD: WATER DEPTH (m bgs):
Air Rotary 24.99 18.8
LOGGED BY: SAMPLING METHOD: DATE STARTED: DATE COMPLETED:
EB 2 Feet (0.61 m) Continuous Sampling August 31, 2013August 31, 2013
Graphic 
Description Well Construction
Log
Depth (m)
Locking Casing 
Cap
0 0
Sand Pack
Casing
SILT, oxidation low to medium, some Gravel, some Cobble, 
1
organics noted, brown, loose, dry to damp
2 QUARTZITE, bedrock contact, oxidation high, some Graphitic  2
Schist, red to dark grey, wet to saturated
3 GRAPHITIC SCHIST, dark grey to black, dry
4 4
QUARTZITE, oxidation high, some Graphitic Schist, red to 
5
dark grey, dry to damp
6 6
7
GRAPHITIC SCHIST, oxidation medium, some Quartzite, dry 
to damp
8 8
QUARTZITE, oxidation low, dark grey, damp
9
10 10
GRAPHITIC SCHIST, some Quartzite, grey to black, damp. 
PVC Riser
Oxidation very low at 11 meters.
11 Grout
12 12
QUARTZITE, some Graphitic Schist, light to dark grey, dry to 
damp
13
14 GRAPHITIC SCHIST, black, dry to damp 14
15
16 16
QUARTZITE, some Graphitic Schist, light to dark grey, dry to 
damp
17
18 18
GRAPHITIC SCHIST, some Quartzite, dark grey, dry to damp
19
QUARTZITE, light grey, dry to damp
20 20
GRAPHITIC SCHIST, black, dry to damp
21 Bentonite
22 22
QUARTZITE, some Graphitic Schist, grey, dry to damp. 
23
Sand Pack
Saturated from 23.75 to 25.0 meters. EOH @ 24.99 meters.
PVC Screen
24 24
25
PVC End Cap
NOTES:  Well is 2 inches in diameter.
QZ17-076 - YWB - January 29, 2018
EOH @ 24.99m.