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401949727 02A 2019-03-01T15:52:07.807-07:00 10661 BISON OIL & GAS II LLC

518 17TH STREET #1800

DENVER CO 80202 Abigail Wenk 720 6446997 Ariana Solis Regulatory Analyst 2019-03-01T15:52:07.807-07:00 2019-03-01T15:52:07.713-07:00 UPLOADED SOLISA 2019-02-25T09:43:45.317-07:00 SOLISA asolis@bisonog.com 8.00000 awenk@bisonog.com malasaug malasaug 2019-03-08T11:32:11.233-07:00 401949727 true true false false false false 11B Grotheer 5-61 WELD SESE 11 5N 61W 6 4693 460 FSL 1266 FEL 40.409842 -104.170528 1.4 2019-02-18T00:00:00-07:00 RYAN WILLIAMS 10 20 10 10 4 4 10 10 2 4 2" Schedule 80 line steel pipe welded from the wellhead to the separator, one line per well. 6" Schedule 80 line steel pipe for combined Gas sales. 2" Schedule 40 line steel pipe will be set downstream of the separator for gas, oil and water 2019-11-01T00:00:00-06:00 2020-05-01T00:00:00-06:00 4689 true false false OFFSITE Commercial Disposal FEE FEE false false false false Surface Use Agreement true 20170074 false false true true 74: Vona loamy sand- 5 to 9 percent slopes false false true 2019-02-18T00:00:00-07:00 false true false false false false false false true 3320 5280 210 false false No false 12.10 6.30 4 2 true OFFSITE Commercial Disposal true Basis for depth to ground water and sensitive area determination is State of Colorado Division of Water Resources Permit #292812. This location is within the DJ Basin Fox Hill Protection Area. 318A false false false false false false false false false NO true false false false false false false false false false false false 401949727 The SHL of the Grotheer 5-61 11B-14-23-1 (Doc # 401950082) was used as the lat/long for this pad. There are no surface water features within 1000' of this Location, a Hydrology Map is not required. There are no building units within 1000' of this location, a Facility Layout drawing and Waste Management Plan are not required. Reference Area Photos taken during the growing season will be submitted via Sundry Notice, Form 4 within 12 months of approval. Operator certifies that the MLVTs will be designed and implemented consistent with the COGCC Policy on the Use of Modular Large Volume Tanks in Colorado. MLVT Design Package, certified and sealed by a licensed professional engineer, is available upon request. MLVT Information: Vendor - Complete Energy Services Manufacturer - MWS Tanks Number and Size - 2 160' diameter tank Timeframe on location - approximately 30 days 401949727 401949727 FORM 2A SUBMITTED 401949727.pdf 401949727 401953370 NRCS MAP UNIT DESC 74-Vona loamy sand_5_to_9_percent slopes.pdf 130505 401949727 401953371 ACCESS ROAD MAP Access Road Map.pdf 1001368 401949727 401953372 LOCATION PICTURES Location Photos.pdf 1023244 401949727 401953373 REFERENCE AREA MAP Reference Area Map.pdf 419985 401949727 401956607 LOCATION DRAWING Location Drawing.pdf 569462 401949727 401956608 MULTI-WELL PLAN Multiwell.pdf 471141 401949727 401961981 SURFACE AGRMT/SURETY Grotheer Executed SUA.pdf 3497806 401949727 401950017 02 Grotheer 5-61 11B-2-1 APD 401949727 401950061 02 Grotheer 5-61 11B-2-2 APD 401949727 401950067 02 Grotheer 5-61 11B-2-3 APD 401949727 401950072 02 Grotheer 5-61 11B-2-4 APD 401949727 401950075 02 Grotheer 5-61 11B-2-5 APD 401949727 401950082 02 Grotheer 5-61 11B-14-23-1 APD 401949727 401950085 02 Grotheer 5-61 11B-14-23-2 APD 401949727 401950089 02 Grotheer 5-61 11B-14-23-3 APD 401949727 401950104 02 Grotheer 5-61 11B-14-23-4 APD 401949727 401950106 02 Grotheer 5-61 11B-14-23-5 APD d2186123-deb4-4f70-b8f6-360d9faf4694 401949727 7 Interim Reclamation Operator shall be responsible for segregating the topsoil, backfilling, re-compacting, reseeding, and re-contouring the surface of any disturbed area so as not to interfere with Owner’s operations and shall reclaim such area to be returned to pre-existing conditions as best as possible with control of all noxious weeds. false fca9d879-d4c9-481b-983a-5097207aed3c 401949727 5 Drilling/Completion Operations Operator will bring in new or expand existing gas sales lines in order to send gas to sales at the first sign of salable quality gas, or the wells will be shut-in and conserved false dbf69342-6809-4632-9b21-7a0edd50dbe1 401949727 4 Odor mitigation Oil & gas facilities and equipment shall be operated in such a manner that odors and dust do not constitute a nuisance or hazard to public welfare. false b2412f68-a4e0-49d2-8b10-92ead2b916e3 401949727 6 Drilling/Completion Operations Operator has an MLVT Design Package, certified and sealed by a licensed professional engineer, which is on file in their office and available upon request. The site shall be prepared in accordance with the specifications of the design package prior to tank installation; including ensuring that proper compaction requirements have been met. The MLVT will be at least 75 feet from a wellhead, fired vessel, heater-treater, or a compressor with a rating of 200 horsepower or more. It will be placed at least 50 feet from a separator, well test unit, or other non-fired equipment. All liner seams will be welded and tested in accordance with applicable ASTM International standards. Operator will be present during initial filling of the MLVT and the contractor will supervise and inspect the MLVT for leaks during filling. Operator will comply with the testing and re-inspection requirements and associated written standard operating procedures (SOP) listed on the design package. Signs will be posted on the MLVT indicating that the contents are freshwater. The MLVT will be operated with a minimum of 1 foot of freeboard at all times. Access to the MLVT will be limited to operational personnel and authorized regulatory agency personnel. Operator or contractor will conduct daily visual inspections of the exterior wall and surrounding area for integrity deficiencies. Operator has developed a contingency plan/emergency response plan associated with the MLVT and it is on file at their office. Operator acknowledges and will comply with the Colorado Oil & Gas Conservation Commission Policy on the Use of Modular Large Volume Tanks in Colorado dated June 13, 2014. false 91a639d1-193a-42d5-8bfa-a9ce667b6214 401949727 2 Dust control Operator shall employ practices for control of fugitive dust caused by their operations. Such practices shall include but are not limited to the use of speed restrictions, regular road maintenance, restriction of construction activity during high- wind days, and silica dust controls when handling sand used in hydraulic fracturing operations. Additional management practices such as road surfacing, wind breaks and barriers may be used. false 32fc4d69-749b-42e0-bb26-cd62eb8eac6c 401949727 3 Construction Light sources during all phases of operations will be directed downwards and away from occupied structures and public roads where possible. Permanent lighting shall be mounted at compressor stations on a pole or building and directed downward to illuminate key areas within the facility, while minimizing the amount of light projected outside the facility. false 429239ba-a2a2-45cd-944b-df3aaa23a92c 401949727 1 General Housekeeping Visual Impacts: All long term facility structures will be painted a color that enables the facilities to blend in with the natural background color of the landscape, as seen from a viewing distance and location typically used by the public. Maintain appearance with garbage clean-up; a trash bin will be located on site to accumulate waste by the personnel drilling the wells. Site will have unused equipment, trash and junk removed immediately. false 401949727 Grotheer Dennis Trust

770 E 510th Ave

Pittsburg KS 66762 401949727 10 20 10 10 4 4 10 10 2 4 2" Schedule 80 line steel pipe welded from the wellhead to the separator, one line per well. 6" Schedule 80 line steel pipe for combined Gas sales. 2" Schedule 40 line steel pipe will be set downstream of the separator for gas, oil and water 4 2 401949727 C true 401949727 F true 401949727 false true false false false false false false Thread was being aborted.