Fort Berthold Federal Implementation Plan AQIA NOx Data from Synthetic Minor Permit Applications July 2012



### Company / Operator Facility Name # of Wells Heater-Treater Gas controlled Nox (tpy) Heater-Treater NOx per well (tpy) Storage Tank

controlled NOx (tpy) Storage Tank NOx

per well (tpy) Total NOx per facility (tpy) Total NOx per well (tpy) EOG Resources, Inc. Van Hook 123-2523H & Van Hook 019-2523H 2.0 3.7 1.8 0.9 0.5 4.6 2.3 EOG Resources, Inc. Liberty LR 12-11H 1.0 2.6 2.6 0.6 0.6 3.3 3.3 EOG Resources, Inc. Liberty LR 20-26H 1.0 2.6 2.6 0.6 0.6 3.3 3.3 EOG Resources, Inc. Fertile 50-0509H 1.0 1.5 1.5 0.4 0.4 1 .8 1.8 EOG Resources, Inc. Mandaree 09-04H Pad 2.0 6.7 3.4 0.7 0 .3 7.4 3.7 EOG Resources, Inc. Liberty LR 15-26H 1.0 2.6 2.6 0.6 0.6 3.3 3.3 EOG Resources, Inc. Liberty 24-2531H 1.0 1.5 1.5 0.4 0.4 1 .8 1.8 EOG Resources, Inc. MANDAREE 6-20 Pad 2.0 7.7 3.9 0.7 0.3 8.4 4.2 EOG Resources, Inc. Liberty LR 18-14H 1.0 1.8 1.8 0.4 0.4 2.3 2.3 EOG Resources, Inc. Clarks Creek 3-0805H (2 well facility) 2.0 19.2 9.6 1.7 0.8 20.9 10.5 EOG Resources, Inc. Mandaree 110-05H Pad 2.0 4.9 2.5 0.5 0.3 5.5 2.7 EOG Resources, Inc. Liberty LR 13-14 1.0 2.5 2.5 0.6 0.6 3 .1 3.1 EOG Resources, Inc. Bear Den SEC 21 Eastern Central 4.0 9.6 2.4 1.2 0.3 10.9 2.7 EOG Resources, Inc. Bear Den SEC 21 Western Central 4.0 10.7 2.7 1.4 0.3 12.1 3.0 EOG Resources, Inc. Hawkeye 100-2501 Pad 2.0 7.2 3.6 0.9 0.5 8.1 4.0 EOG Resources, Inc. EOG Well 30 1.0 2.2 2.2 0.4 0.4 2.6 2.6 EOG Resources, Inc. EOG Well 29 1.0 1.5 1.5 0.4 0.4 1.9 1.9 EOG Resources, Inc. EOG Well 28 1.0 1.5 1.5 0.4 0.4 1.8 1.8 EOG Resources, Inc. EOG Well 31 1.0 1.9 1.9 0.5 0.5 2.4 2.4 EOG Resources, Inc. EOG Well 32 1.0 1.2 1.2 0.3 0.3 1.5 1.5 EOG Resources, Inc. EOG Well 33 1.0 1.2 1.2 0.3 0.3 1.5 1.5 EOG Resources, Inc. Bear Den 4-20H, EOG Wells 53, 54, 55 4.0 13.4 3.4 1.6 0.4 15.1 3.8 EOG Resources, Inc. Hawkeye 102-2501H, EOG Well 42 & EOG Well 41 2.0 6.8 3.4 0.9 0.4 7.7 3.8 EOG Resources, Inc. Bear Den 7-17H, EOG Well 39, EOG Well 38, EOG Well

40 (Quad) 4.0 14.5 3.6 1.5 0.4 16.0 4.0 EOG Resources, Inc. EOG Well 45 1.0 1.8 1.8 0.4 0.4 2.3 2.3 EOG Resources, Inc. EOG Well 46 1.0 1.8 1.8 0.4 0.4 2.3 2.3 EOG Resources, Inc. EOG Well 47 1.0 1.2 1.2 0.3 0.3 1.5 1.5 EOG Resources, Inc. EOG Well 48 1.0 1.2 1.2 0.3 0.3 1.5 1.5 EOG Resources, Inc. EOG Well 49 1.0 1.2 1.2 0.3 0.3 1.5 1.5 EOG Resources, Inc. EOG Well 50 1.0 1.2 1.2 0.3 0.3 1.5 1.5 EOG Resources, Inc. EOG Well 51 1.0 1.3 1.3 0.3 0.3 1.7 1.7 EOG Resources, Inc. EOG Well 52 1.0 1.2 1.2 0.3 0.3 1.5 1.5 EOG Resources, Inc. Clark Creek Sec 7 Central Sec #2 2.0 19.2 9.6 1.5 0.8 20.7 10.4 EOG Resources, Inc. Clark Creek Sec 7 Central Sec #3 2.0 21.0 10.5 1.5 0.8 22.5 11.2 EOG Resources, Inc. Riverview 103-3130 & Riverview 003-3130H 2.0 6.9 3.4 0.9 0.5 7.8 3.9 EOG Resources, Inc. Riverview 004-3031H & Riverview 100-3031H 2.0 5.1 2.6 0.7 0.3 5.8 2.9Fort Berthold Federal Implementation Plan AQIA NOx Data from Synthetic Minor Permit Applications July 2012

QEP Energy Company 16-31B Pad 10.0 18.6 1.9 25.8 2.6 44.4 4.4 QEP Energy Company 4-35E Pad 5.0 22.5 4.5 7.1 1.4 29.6 5.9 QEP Energy Company 1-28G Pad 4.0 18.0 4.5 5.7 1.4 23.7 5.9 QEP Energy Company 4-26G Pad 4.0 18.0 4.5 5.7 1.4 23.7 5.9 QEP Energy Company 5-33C Pad 3.0 13.5 4.5 4.3 1.4 17.8 5.9 QEP Energy Company 5-33F Pad 2.0 9.0 4.5 2.9 1.4 11.8 5.9 QEP Energy Company 12-4E Pad 4.0 18.0 4.5 5.7 1.4 23.7 5.9 QEP Energy Company 13-24G Pad 4.0 18.0 4.5 5.7 1.4 23.7 5.9 QEP Energy Company 14-32B Pad 2.0 9.0 4.5 2.9 1.4 11.8 5.9 QEP Energy Company 16-23G Pad 4.0 18.0 4.5 5.7 1.4 23.7 5.9 QEP Energy Company 16-24G Pad 4.0 18.0 4.5 5.7 1.4 23.7 5.9 XTO Energy, Inc. Iron Woman & Yellow Wolf Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Smith Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Walter Packs Wolf Pad 6.0 31.8 5.3 4.4 0 .7 36.2 6.0 XTO Energy, Inc. Young Bear Pad 6.0 31.8 5.3 4.4 0.7 36.2 6 .0 XTO Energy, Inc. Beaks-Hunts Medicine Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Darcie Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Goes Everwhere Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Guy Black Hawk Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Lawrence 24X-26 Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Headless Turtle 44X-22 Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Grinnel 41X-1 Pad 6.0 31.8 5.3 4.4 0.7 36 .2 6.0 XTO Energy, Inc. Grinnel 34X-33 Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Black Medicine 24X-21 Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Smith 11X-10(2) Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Hunts Along 31X-2 Pad 6.0 31.8 5.3 4.4 0 .7 36.2 6.0 XTO Energy, Inc. George Black Hawk 21X-6 Pad 6.0 31.8 5.3 4.4 0.7 36.2 6.0 XTO Energy, Inc. Nellie Old Mouse 13X-13 Pad 6.0 31.8 5 .3 4.4 0.7 36.2 6.0 

### AVERAGES 3.2 14.3 3.7 2.8 0.7 17.0 4.4