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401503495 19 2018-01-05T16:00:02.97-07:00 47120 KERR MCGEE OIL & GAS ONSHORE LP

P O BOX 173779

DENVER CO 80217-3779 Phillip Hamlin 970 336-3500 970 515-1161 Phillip Hamlin Senior HSE Representative 2018-01-05T16:00:02.97-07:00 2018-01-05T16:00:02.957-07:00 451508 in process Cwasko 2018-01-04T15:46:23.83-07:00 Cwasko Phil.Hamlin@anadarko.com 0.00000 Phil.Hamlin@anadarko.com Cwasko Cwasko 2018-01-05T16:00:01.423-07:00 401356483 401503495 GINTAUTAS, PETER 2017-07-27T00:00:00-06:00 TANK BATTERY WELD SWNW 6 2N 66W 6 Y NON-CROP LAND Overcast ~ 85 degrees F. 0 0 On July 26, 2017, historical impacts were discovered during P&A activities beneath the produced water sump at the Magness Federal 4-6A production facility. Groundwater was encountered within the excavation at approximately 4 feet below ground surface (bgs). A groundwater sample (GW01) was collected and submitted to Origins Laboratory for analysis of benzene, toluene, ethylbenzene, and total xylenes (BTEX) by USEPA Method 8260C. Analytical results received on July 27, 2017, indicated that the benzene and total xylenes concentrations in groundwater sample GW01 were above the applicable COGCC Table 910-1 standards. A topographic Site Location Map showing the geographic setting of the release is provided as Figure 1. 401356483 false 2017-07-27T00:00:00-06:00 40.169604 -104.827153 FEE 1 0 0 false <_x0032_7_approved>false S false Unknown Unknown Unknown 0 0 false true false false true 0 2017-07-27T13:48:22.55-06:00 401503495 401503495 FORM 19 SUBMITTED 401503495.pdf 401503495 1 SPILL 2017-07-27T00:00:00-06:00 County Roy Rudisill

email 401503495 2 SPILL 2017-07-27T00:00:00-06:00 County Troy Swain

email 401503495 3 SPILL 2017-07-27T00:00:00-06:00 County Tom Parko

email 401503495 4 SPILL 2017-07-27T00:00:00-06:00 Private Landowner

phone 401503495 1 2018-01-04T00:00:00-07:00 0 0 true true false false false false 4 false Reference Initial-Supplemental Form 19 (Document No. 401356483) and Initial eForm 27 (Document No. 401391042). Clay 4 12 1330 125 130 235 0 0 0 0 false false 0 0 true true true false false false false false true false false true 14 14 0 Thread was being aborted.