| Engineer | Form: (02)
401101963
10/25/2016 | 1)Operator shall comply with the most current revision of the Northwest Notification Policy.
2)Operator shall provide cement coverage from the production casing shoe (5 1/2" First String) to a minimum of 200' above the surface casing shoe. Verify production casing cement coverage with a cement bond log.
3) Minimum surface casing setting depth requirements: 50' below the base of the Coalmont Formation with the shoe in the Lance Formation. Full cement to surface is required for the surface casing; increase cement volume if necessary to accomplish that objective. Refer to COGCC's comment on this form regarding the operator's prognosed depth to the Lance Formation. |
| Engineer | Form: (04)
401251370
04/19/2017 | 1)Operator shall comply with the most current revision of the Northwest Notification Policy.
2)Operator shall provide cement coverage from the production casing shoe (5 1/2" First String) to a minimum of 200' above the surface casing shoe. Verify production casing cement coverage with a cement bond log.
3) Minimum surface casing setting depth requirements: 50' below the base of the Coalmont Formation with the shoe in the Lance Formation. Full cement to surface is required for the surface casing; increase cement volume if necessary to accomplish that objective. Refer to COGCC's comment on Form 2 (document # 401101963) regarding the operator's prognosed depth to the Lance Formation.
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