| Engineer | Form: (02)
400119803
01/06/2011 | 1) COMPLIANCE WITH THE MOST CURRENT REVISION OF THE NORTHWEST COLORADO NOTIFICATION POLICY IS REQUIRED.
2) THE PROPOSED SURFACE CASING IS MORE THAN 50' BELOW THE DEPTH OF THE DEEPEST WATER WELL WITHIN 1MILE OF THE SURFACE LOCATION WHEN CORRECTED FOR ELEVATION DIFFERENCES. THE DEEPEST WATER WELL WITHIN 1 MILE IS 455 FEET DEEP.
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| Engineer | Form: (02)
400365734
01/11/2013 | (1) COMPLIANCE WITH THE MOST CURRENT REVISION OF THE NORTHWEST COLORADO NOTIFICATION POLICY IS REQUIRED.
(2) •Provide cement coverage from the intermediate casing shoe to a minimum of 200' above Niobrara [or other shallowest-known producing horizon]. Verify cement with a cement bond log.
•If the production liner is cemented, verify cement with a cement bond log.
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| Data Entry | Form: (04)
2167176
08/09/2013 | HAD TO REVERSE SIZE OF HOLE AND SIZE OF CASING NUMBERS TO GET FORM TO SUBMIT. |
| Engineer | Form: (04)
400845033
11/02/2015 | 1) Comply with all requirements of Rule 912, including monthly reporting of flared volumes (on Form 7) and notifications to local emergency dispatch or the local government designee.
2) Submit annual updates (requests to flare) to COGCC on Form 4’s (Sundry Notices), which discuss whether or not any new gathering systems or increased development of the field have changed pipeline economics such that installation of a new pipeline would be an economically viable option in lieu of continued flaring. The annual update shall include gas analysis for hydrogen sulfide.
3) Comply with any Colorado Department of Public Health and Environment, Air Pollution Control Division rules or requirements for all atmospheric discharges.
4) An enclosed flare shall be used, unless an open flare is specifically allowed by CDPHE’s Regulation 7. |
| Environmental | Form: (04)
401102964
09/06/2016 | In the event that Monitoring wells are installed, the screened interval should be such that it intersects the surface of ground water. |
| Environmental | Form: (04)
401102964
09/06/2016 | COGCC should be notified immediately, in the event that groundwater is encountered in investigation. |
| Environmental | Form: (04)
401102964
09/06/2016 | The vertical and horizontal extent of impact should be determined through the soil investigation. Soil samples should be taken as depths containing native material and suspected to be non-impacted. |
| Environmental | Form: (04)
401102964
09/06/2016 | The location of proposed samples are adequate, in the event that the “step out” samples indicate the extent of impacted material has not been reached, soil boring should be advanced until no impact is proven (vertically and laterally). |
| Environmental | Form: (04)
401102964
09/06/2016 | Final Reclamation should comply with 1000 series rules |
| Environmental | Form: (04)
401102964
09/06/2016 | Work plan is approved; however additional information and remediation may be required during the course of investigation and remediation. |
| Environmental | Form: (04)
401102964
09/06/2016 | Request for Closure will NOT be approved without Operator providing notice to Environmental staff, Kris Neidel (kris.neidel@state.co.us) or 970-871-1963 72hrs prior to mobilization at begin of work. |
| Environmental | Form: (04)
401131325
10/19/2016 | It is stated that “Following treatment, the soil will need to be allowed to sit for a minimum of 24 hours prior to confirmation soil sampling to ensure that chemical reactions were complete and equilibrium in soil is established. LTE, under the direction of SandRidge, will collect one 20-point composite confirmation soil sample representative of each approximately 100 cubic yard interval. Each composite sample shall be field screened using a PID and a Petroflag kit (or equivalent, to verify the reduction in VOCs prior to laboratory analysis.”Each composite confirmation sample shall be analyzed for BTEX, TPH-GRO, TPH-DRO. |
| Environmental | Form: (04)
401131325
10/19/2016 | • Reclamation shall be in accordance to the COGCC’s 900 and 1000 Series Rules. |
| Environmental | Form: (04)
401131325
10/19/2016 | • Within 30-days of this Sundry approval, provide which remedial option will be implemented and a schedule of when remedial activities will commence. |
| Environmental | Form: (04)
401131325
10/19/2016 | • COGCC should be notified immediately, in the event that groundwater is encountered during remedial activities. If groundwater is encountered a sample shall be obtained for chemical analyses. |
| Environmental | Form: (04)
401131325
10/19/2016 | • Storm water controls should be implemented around the E&P Waste and treatment area(s) to prevent storm water run on and run off. |
| Environmental | Form: (04)
401131325
10/19/2016 | • Request for Closure will NOT be approved without Operator providing notice to Environmental staff, Kris Neidel (kris.neidel@state.co.us) or 970-871-1963 72hrs prior to mobilization at start of work. |
| Environmental | Form: (04)
401131325
10/26/2016 | • On future submittals under Well/Location, use Location ID: 421227 and reference 9817. |
| Environmental | Form: (04)
401131325
10/26/2016 | • Conditionally approved, however, additional information or activities may be required during the course of remediation.
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| Environmental | Form: (04)
401144520
11/29/2016 | Sandrige should visually monitor the cuttings burial areas for any observable impacts until remediation has begun. |
| Engineer | Form: (04)
401158044
01/05/2017 | 1) Comply with all requirements of Rule 912, including monthly reporting of flared volumes (on Form 7) and notifications to local emergency dispatch or the local government designee.
2) Submit annual updates (requests to flare) to COGCC on Form 4s (Sundry Notices),including all information specified in COGCC’s "Notice to Operators, Rule 912 Venting or Flaring Produced Natural Gas - Statewide."
3) Comply with any Colorado Department of Public Health and Environment, Air Pollution Control Division rules or requirements for all atmospheric discharges.
4) An enclosed flare shall be used, unless an open flare is specifically allowed by CDPHE’s Regulation 7.
5) By 8/31/2017: collect a new gas sample for laboratory analysis including hydrogen sulfide and submit a new Form 4 with the laboratory results. Analysis attachments to the new Form 4 shall be a PDF copy of the laboratory data sheet and an Electronic Data Deliverable (EDD) prepared by the laboratory in the format specified on COGCC’s website, located in Help => Environmental => COGCC EDD Information. |
| Engineer | Form: (04)
401423548
10/17/2017 | 1) Comply with all requirements of Rule 912, including monthly reporting of flared volumes (on Form 7) and notifications to local emergency dispatch or the local government designee.
2) Submit annual updates (requests to flare) to COGCC on Form 4s (Sundry Notices),including all information specified in COGCC’s "Notice to Operators, Rule 912 Venting or Flaring Produced Natural Gas - Statewide."
3) Comply with any Colorado Department of Public Health and Environment, Air Pollution Control Division rules or requirements for all atmospheric discharges.
4) An enclosed flare shall be used, unless an open flare is specifically allowed by CDPHE’s Regulation 7.
5) With next years annual update (request to flare), collect a new gas sample including hydrogen sulfide and submit an Electronic Data Deliverable (EDD), prepared by the laboratory that performed the gas analysis. The EDD shall be submitted with the annual update, in the format specified on COGCC’s website, located in Help => Environmental => COGCC EDD Information. |
| Engineer | Form: (04)
401833519
03/06/2019 | 1) Comply with all requirements of Rule 912, including monthly reporting of flared volumes (on Form 7) and notifications to local emergency dispatch or the local government designee.
2) Submit annual updates (requests to flare) to COGCC on Form 4s (Sundry Notices), including all information specified in COGCC’s "Notice to Operators, Rule 912 Venting or Flaring Produced Natural Gas - Statewide."
3) Comply with any Colorado Department of Public Health and Environment, Air Pollution Control Division rules or requirements for all atmospheric discharges.
4) An enclosed flare shall be used, unless an open flare is specifically allowed by CDPHE’s Regulation 7.
5) With the next annual update (request to flare), collect a new gas sample for laboratory analysis including hydrogen sulfide and submit a Form 43 to upload the laboratory results to the COGCC Environmental Database. Form 43 instructions are on COGCC’s website under Regulation => Forms => Form 43 COGCC Environmental Database
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| Engineer | Form: (04)
402292752
02/12/2020 | 1) Comply with all requirements of Rule 912, including monthly reporting of flared volumes (on Form 7) and notifications to local emergency dispatch or the local government designee.
2) Submit annual updates (requests to flare) to COGCC on Form 4s (Sundry Notices), including all information specified in COGCC’s "Notice to Operators, Rule 912 Venting or Flaring Produced Natural Gas - Statewide." Next sundry request due 1/23/2021.
3) Comply with any Colorado Department of Public Health and Environment, Air Pollution Control Division rules or requirements for all atmospheric discharges.
4) An enclosed flare shall be used, unless an open flare is specifically allowed by CDPHE’s Regulation 7.
5) With the next annual update (request to flare), collect a new gas sample for laboratory analysis including hydrogen sulfide and submit a Form 43 to upload the laboratory results to the COGCC Environmental Database. Form 43 instructions are on COGCC’s website
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| Engineer | Form: (04)
402522630
01/29/2021 | 1) Flaring of natural gas shall comply with COGCC Rule 903.
2) Report metered volumes on Form 7, Operator’s Monthly Report of Operations for gas flared, sold or used on location.
3) The operator is required to obtain and maintain any required air permits from CDPHE.
4) The expectation for permanent flares controlling separators or residual gas will be an enclosed combustion device with a 98% design destruction efficiency for hydrocarbons. Operator shall manage this well so that production volumes do not exceed the combustor capacity.
5) Operator is to provide prior notification to the local emergency dispatch or the local governmental designee of any flaring or venting event.
Operator shall have an approved Gas Capture Plan or have sought and received a variance from the COGCC Commission for continued production without gas infrastructure, prior to January 15, 2022 or wells must be shut in by January 15, 2022.
This approval is for the current operator of record only, a successor operator must supply a new plan or affirm that the current plan will be abided within 30 days of acquiring the well.
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