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400992599 19 2016-02-19T09:20:23.47-07:00 100264 XTO ENERGY INC

382 CR 3100

AZTEC NM 87410 Jessica Dooling 970 675-4122 970 769-6048 Jessica Dooling Piceance EH&S Supervisor 2016-02-19T09:20:23.47-07:00 2016-02-19T09:20:23.453-07:00 444859 in process jdooling 2016-02-19T07:30:59.827-07:00 jdooling jessica_dooling@xtoenergy.com 0.00000 jessica_dooling@xtoenergy.com jdooling jdooling 2016-02-19T09:20:16.877-07:00 1 400988434 400992599 Spencer, Stan 2016-02-11T00:00:00-07:00 OTHER RIO BLANCO NWNW 21 2S 97W 6 Y NON-CROP LAND Clear, calm, ~45 F 0 0 At approximately 11:30 on 2/11/2016 the lease operator noticed a leak on the 3” steel backwash line releasing produced water at Black Sulfur Tank Battery. The backwash line runs from the filters (used to remove solids from the produced water system) to the gun barrel tank. The line was isolated, produced water and impacted soils were removed for proper disposal and Table 910-1 soil confirmation sample was collected, data pending. Upon inspection a pin hole in the line was identified. The line was repaired pending determination of line integrity. Approximately 9 Bbls of produced water were released. 435082 400988434 true 2016-02-11T00:00:00-07:00 39.869660 -108.288373 FEE XTO Energy 0 0 0 false <_x0032_7_approved>false S false 0 0 >=5 and <100 0 0 true false false true false 0 2016-02-12T11:04:08.937-07:00 400992599 For review by Stan Spencer Delineation and remediation are in process, additional information to follow. 400992599 400992599 FORM 19 SUBMITTED 400992599.pdf 400992599 1 2016-02-19T00:00:00-07:00 0 0 true false false false false false 0 false Visual observation, ground was frozen at time of spill. Frozen produced water above ground surface and impacted soils were removed to a depth of 1 inches bgs, COGCC Table 910-1 compliance samples were collected (data pending). Additional impacted soils will be removed and COGCC Table 910-1 soil compliance samples will be collected if needed. Harve loam, 0-4% slopes 9 1 2078 780 780 792 792 0 0 0 0 9 9 0 0 0 0 false false 0 0 false false false false false false false false false false false true 6 10 1 400992599 1 2016-02-19T00:00:00-07:00 false false false true Internal Corrosion The release was the result of a pin hole in the 3" steel backwash line. The backwash line runs from the filters (used to remove solids from the produced water system) to the gun barrel tank. Root Cause: Internal Corrosion The identified section of line has been tempoarily repaired, pending replacement of the affected section,~242 feet, with appropiate corrosion resistant poly line. 1 true false false 0 0 Thread was being aborted.