| Engineer | Form: (02) 400941612 12/07/2015 | (1) Operator shall comply with the most current revision of the Northwest Notification Policy.
(2) Operator shall comply with the most current revision of the Garfield County Rulison Field Notice to Operators, with the following exception: All field notice requirements specified in that Notice to Operators are superseded by the requirements of the most current revision of the Northwest Colorado Notification Policy (see Condition of
Approval #1).
(3) Operator shall provide cement coverage from the production casing shoe to a minimum of 200' above all Mesa Verde Group (and Ohio Creek Formation, if present) oil, gas, and water-bearing sandstone and coalbed formations. Verify production casing cement coverage with a cement bond log.
(4) In lieu of the standard Form 42 spud notice required by the Northwest Notification Policy, submit Form 42 Rulison SAP - Spud Notice, specifying the bottom hole location sector and tier.
(5) Operator shall comply with all provisions of the most recent COGCC-approved revision of the Rulison Sampling and Analysis Plan.
(6) Operator shall provide complete well-specific emergency contact information to COGCC via email prior to spudding this well. Rulison.Submittal@state.co.us
(7) Perform a high-accuracy gyroscopic directional wellbore survey upon reaching total depth of the well. Submit a copy of the survey with a Form 4, Sundry Notice, requesting approval to DNR_Rulison.Submittal@state.co.us and Barbara.Westerdale@state.co.us. The directional drilling survey report shall include a map view and a vertical profile view showing wellbore trajectory and distance from the 1/2-mile radius from Project Rulison. The operator shall obtain approval from COGCC permitting staff prior to commencing casing perforating and other completion operations. |
| Engineer | Form: (02) 401479490 01/22/2018 | 1) Operator shall comply with the most current revision of the Northwest Notification Policy.
2) Operator shall comply with the most current revision of the Garfield County Rulison Field Notice to Operators, with the following exception: All field notice requirements specified in that Notice to Operators are superseded by the requirements of the most current revision of the Northwest Colorado Notification Policy (see Condition of Approval #1).
3) Operator shall provide cement coverage from the production casing shoe (4+1/2" FIRST STRING) to a minimum of 200' above the Lower Wasatch (as defined by COGCC in the report "Casing and Cement Standards for Geologic Isolation Piceance Basin Bradenhead Monitoring Area and Nearby Fields," dated April 18, 2016, COGCC Document No. 2056199, Appendix A Field Scout Cards and Annotated Type Logs) to provide isolation of the Lower Wasatch, all Mesaverde Group formations including the Ohio Creek Formation, and underlying formations, if penetrated. Verify production casing cement coverage with a cement bond log.
4) In lieu of the standard Form 42 spud notice required by the Northwest Notification Policy, submit Form 42 Rulison SAP - Spud Notice, specifying the bottom hole location sector and tier.
5) Operator shall comply with all provisions of the most recent COGCC-approved revision of the Rulison Sampling and Analysis Plan.
6) Operator shall provide complete well-specific emergency contact information to COGCC via email prior to spudding this well. Rulison.Submittal@state.co.us
7)Perform a high-accuracy gyroscopic directional wellbore survey upon reaching total depth of the well. Submit a copy of the survey with a Form 4, Sundry Notice, requesting approval to DNR_Rulison.Submittal@state.co.us and Barbara.Westerdale@state.co.us. The directional drilling survey report shall include a map view and a vertical profile view showing wellbore trajectory and distance from the 1/2-mile radius from Project Rulison. The operator shall obtain approval from COGCC permitting staff prior to commencing casing perforating and other completion operations.
8) Operator agrees to coordinate with Department of Energy Legacy Management for open hole logging and downhole microseismic fracture mapping for wells having bottom hole locations near the ½-mile Rulison boundary. All open hole logs shall be submitted to the COGCC per Rule 308A.b(2)B and Rule 317.p. The downhole microseismic data will be used to assess the extent of the hydraulic fractures into the ½-mile boundary and to verify fracture extents used in the Rulison model. |
| Permit | Form: (02) 401479490 02/08/2018 | Operator shall comply with Notice to Operators: Interim Reclamation Procedures for Delayed Operations (dated January 5, 2017). |