<_x0034_00884003>

400884003 19 2015-08-13T10:45:52.563-06:00 10110 GREAT WESTERN OPERATING COMPANY LLC

1801 BROADWAY #500

DENVER CO 80202 Scot Donato 303 398-0302 303 579-7739 Rachel Peterson Project Manager 2015-08-13T10:45:52.563-06:00 2015-08-13T10:45:52.53-06:00 in process RachelPetersonWH 2015-08-13T10:07:44.453-06:00 RachelPetersonWH petersonr@agwassenaar.com 0.00000 sdonato@gwogco.com RachelPetersonWH RachelPetersonWH 2015-08-13T10:45:49.297-06:00 400884003 400884003 2015-08-10T00:00:00-06:00 TANK BATTERY WELD SESE 34 1N 67W 6 N CROP LAND clear 0 0 Rose Rock Oil truck was loading oil when it was discovered that a valve was missing on one of the sections of load line allowing oil to run out of the line. The missing valve was on the opposite end of the line from where the driver was loading. The release was found after the driver had completed his normal loading procedures and did a quick walk around the battery. 440806 400884003 true 2015-08-10T00:00:00-06:00 40.002783 -104.868047 FEE 0 0 0 true <_x0032_7_approved>false I false >=100 0 0 0 0 true true false true false 0 2015-08-13T10:07:45.077-06:00 400884003 400884003 FORM 19 SUBMITTED 400884003.pdf 400884003 400884033 OTHER aerial photo.pdf 2136962 400884003 1 SPILL 2015-08-11T00:00:00-06:00 COGCC Chris Canfield

notified by email

400884003 2 SPILL 2015-08-11T00:00:00-06:00 Weld County Troy Swain

notified by email

400884003 3 SPILL 2015-08-11T00:00:00-06:00 surface owner Carroll Marcus

GWOC spoke to by phone

303 638-5415 400884003 1 2015-08-13T00:00:00-06:00 1 0 false false false false false false 0 false All oil was released inside of the lined tank containment. There was no contact with underlying soils. No soils were impacted by this release 20 7 900 1650 1650 0 700 GWOC had a vac truck on site and immediately began sucking up the oil out of the containment and put it back into a tank. 135 bbls were recovered and the remaining 5 bbls were disposed of with the pea gravel. Full recovery with no impact to the soil. Pea gravel inside the berm was removed, and the berm and all equipment within were cleaned. 140 140 0 0 0 0 0 0 0 0 0 false false 0 0 false false false false false false false false false false false false 70 72 0 400884003 1 2015-08-13T00:00:00-06:00 true true false false Rose Rock Oil truck was loading oil when it was discovered that a valve was missing on one of the sections of load line allowing oil to run out of the line. The missing valve was on the opposite end of the line from where the driver was loading. The release was found after the driver had completed his normal loading procedures and did a quick walk around the battery. Additional employee and contractor training 0 false false false 0 0 Thread was being aborted.