2017-04-11_REPORT - M1977424 ‎(2)‎

• Permit No: M1977424
• IBM Index Class Name: Report
• Doc Date: 4/11/2017
• Doc Name: Annual Fee/Report/Map
• From: Occidental Oil Shale, Inc.
• To: DRMS
• Annual Report Year: 2017
• Email Name: THM
• Media Type: D
• Archive: No

Table 4 Notes: LW -002 discharge originates at the Research Mine portal, the manometer measures head behind a
concrete dam inside the sealed adit.
2 LW -001 discharge originates at the L-1 portal of Logan Wash Mine and during the reporting period discharged into
the Infiltration Trench. All measurements recorded by electronic flowmeter display.
3 Upper Manhole is located on Retort Water Pipeline in Logan Wash approximately 3000 ft down drainage of the
Lower Dump.
Lower Manhole is located on Retort Water Pipeline immediately north of Evaporation Pond.
NM = not measured
Pond Leak Detection Vault
Sump Pumpsystem.
LW -002
LW -001
Upper
Lower
Manometer
(L-1 Portal)
Manhole'
Manhole`'
Date
(inches)
(g m)
(gm)
(Q m)
Other
12/27/16
NM
NM
NM
2.15
1/25/17
NM
NM
NM
2.26
Evaporation Pond Leak
Detection Vault sump
Pump float switch failure.
2/1/17
NM
NM
NM
NM
Replaced float switch.
2/8/17
NM
NM
NM
2.13
2/22/17
NM
NM
2.02
2.08
3/1/17
NM
NM
2.01
2.11
3/10/17
11.25
1.37
NM
NM
Download LW -001 flow
meter; emptied LW -002
pipe. Pond inspection. Pond
Leak Detection pump
failure.
Table 4 Notes: LW -002 discharge originates at the Research Mine portal, the manometer measures head behind a
concrete dam inside the sealed adit.
2 LW -001 discharge originates at the L-1 portal of Logan Wash Mine and during the reporting period discharged into
the Infiltration Trench. All measurements recorded by electronic flowmeter display.
3 Upper Manhole is located on Retort Water Pipeline in Logan Wash approximately 3000 ft down drainage of the
Lower Dump.
Lower Manhole is located on Retort Water Pipeline immediately north of Evaporation Pond.
NM = not measured