| Engineer | Form: (02) 2583024 08/23/2010 | 1) Provide 24 hr notice of spud to Colby Horton at 970-467-2517 or e-mail at colby.horton@state.co.us.
2)Note surface casing setting depth change from 400’ to 520’. Increase cement coverage accordingly and cement to surface. Set surface casing per Rule 317d, setting surface casing less than the approved depth is a permit violation unless prior written approval is obtained from the COGCC.
3) If completed, provide cement coverage from TD to a minimum of 200'above D Sand. Verify coverage with cement bond log.
4) If dry hole, set 60 sks cement from 50’ below D Sand base to100’ above D Sand top, 40 sks cement 50’ above Niobrara top, 50 sks cement ½ out, ½ in surface casing, 10 sks cement top of surface casing, cut 4’ below GL, weld on plate, 5 sks cement in rat hole 5 sks cement in mouse hole. Restore site per COGCC 1000 rules. |
| UIC | Form: (04) 401202640 04/20/2017 | Operator will begin operations using Green #1-1 (API: 123-26575) first and at a later date will add Wickstrom #6-12 as an injector. Form 31-Subsequent for Mule Waterflood Unit (Doc # 401209772) and Form 33-Intent (Doc # 401019463) for Wickstrom #6-12 approved and sufficient to hold application. Form 33 Subsequent Doc # 401202589 is extended. |