| UIC | Form: (02 )
401448207
11/29/2017 | 1. Injection is not authorized until approval of Subsequent Forms 31 and 33.
2. PRIOR TO PERFORMING OPERATIONS: Operator is required to contact COGCC to discuss Step Rate Test or Injectivity Test criteria for Maximum Surface Injection Pressure determination. Prior approval of Form 4 is required for step rate and injectivity tests.
3. PRIOR TO PERFORMING OPERATIONS: Approval of Form 4 is required for acid and fracturing jobs. (New as of 4/13/2016).
4. Retrieve water sample(s) from injection zone(s) before stimulating formation. Samples must be analyzed for Total Dissolved Solids at a minimum.
5. For all new and converted Underground Injection Control wells a Cement Bond Log (CBL) is required on the cased portions of the hole from the bottom of the casing to the top of the next shallower casing string for all casing strings other than the Surface Casing. Only a PDF, TIFF, or PDS visual image is required.
6. Operator must provide all tops of formations encountered from surface to TD on Form 4 Sundry Notice or on Form 5 if Form 5 is required due to recompletion procedures. |
| Engineer | Form: (02 )
401448207
12/15/2017 | 1)Operator shall comply with the most current revision of the Northwest Notification Policy. |
| UIC | Form: (04 )
401677693
6/19/2018 | Step rate test must stay below 10,000 bbl total injected volume and 10 days duration. |
| UIC | Form: (04 )
401677693
6/19/2018 | Contact COGCC Engineering Staff Craig Burger if problems are encountered with procedure. EPA procedure is acceptable. |
| UIC | Form: (04 )
401953092
3/25/2019 | Initial Major Cation and Anion analysis for Emerald 79X well. Next analysis due in 5 years, on or about 2/4/2024. |