Pipeline Safety - Compliance
Colorado’s Pipeline Safety
In 2024, there were 2 reportable incidents under the agency’s purview.
Click on the graphs to the right to view larger files.
Current Enforcement Actions
| Year Started | Pipeline Operator | Type of Operator | Compliance Action Type | Compliance Status | Incident Details | E-filings Docket | Date of final order |
|---|---|---|---|---|---|---|---|
| 2023 | Black Hills Energy | Investor-Owned | NPV | Closed | An unplanned event occurred that resulted in an outage of 100 or more customers. The outage was determined to the result of BHE's failure to follow the procedures for performing a pressure uprate on a distribution system. | 23N-0232GPS | 06/12/2025 |
| 2022 | Meadowbrook MHP | Master Meter Operator | NPV | Closed | Insufficient documentation indicating safe operation of a small, local distribution operator. | 21N-0642GPS | 10/01/2025 |
2022 | Mount Aire MHP | Master Meter Operator | NPV | In Settelement | Insufficient documentation indicating safe operation of a small, local distribution operator. | 21N-0646GPS | |
| 2024 | Pleasant View MHP | Master Meter Operator | Warning | Closed | Pressure Relieving or limiting device. | 24M-0027GPS | 12/31/2025 |
| 2024 | Denver Cascade MHP | Master Meter Operator | Warning | Open | Pressure Relieving or limiting device. | 24M-0027GPS | |
| 2024 | Cheyenne Mountain Estates | Master Meter Operator | Warning | Closed | Pressure Relieving or limiting device. | 24M-0027GPS | 12/31/2024 |
| 2024 | Circle Drive MHP | Master Meter Operator | Warning | Closed | Pressure Relieving or limiting device. | 24M-0027GPS | 1/31/2025 |
| 2024 | Ogris Operating | Transmission Operator | Warning | Closed | Failure to submit annual reports | 24M-0027GPS | 10/25/2024 |
| 2024 | Public Service Co of Colorado | Investor Owned Utility | Warning | Closed | Missing records used to demonstrate compliance | 24M-0027GPS | 9/16/2024 |
| 2024 | CNG Transmission | Investor Owned Utility | Warning | Closed | Procedures not compliant with multiple sections of rule | 24M-0027GPS | 10/24/2024 |
| 2024 | Atmos Energy | Investor Owned Utility | Warning | Closed | Missing records used to demonstrate compliance | 24M-0027GPS | 8/20/2024 |
| 2024 | Golden Hills MHP | Master Meter Operator | Warning | Closed | Pressure Relieving or limiting device | 24M-0027GPS | 1/30/2025 |
| 2024 | Front Range MHP | Master Meter Operator | Warning | Closed | Pressure Relieving or limiting device | 24M-0027GPS | 1/28/2025 |
| 2024 | Salida Housing | Master Meter Operator | Warning | Closed | Pressure Relieving or limiting device | 24M-0027GPS | 1/3/2025 |
| 2024 | Town of Walden | Municipal Utility | PHMSA Referral | Closed | Incident | CPF5-2024-002-NOPV | 9/26/2024 |
| 2024 | Colorado Springs Utilities | Municipal Utility | PHMSA Referral | Open | Inadequate compliance with Distribution Integrity Management Program requirements | CPF5-2024-034-NOPSO | |
| 2025 | Town of Aguilar | Municipal Utility | PHMSA Referral | Open | Inadequate compliance with operation of municipal gas utility | CPF 5-2024-025-NOPSO | |
| 2025 | Ogris Operating LLC | Investor Owned Utility | NPV | Open | Failure to submit annual reports by deadlines in two successive calendar years. | 25N-0346GPS |
Steps in the Enforcement Process
- Inspection/Investigation
- Compliance action is determined on:
- Informal notice - Warning, Request for Amendment
- Legal Proceeding - Notice of Proposed Violation, Notice of Amendment, Hazardous Facilities Order
- Compliance Action is issued to operator
- Operator responds (usually within 30 days)
Types of Operators
Investor Owned Utility
Master Meter Operator
Transmission Operator
Liquid Petroleum Gas Operator
Gathering Line Operator
Municipal Operator
Compliance Action Type
Warning - Not a legal proceeding. Utilized when there is no previous enforcement history and poses a low risks to public safety and/or facility integrity
Notice of Probable Violation (NPV) - A legal proceeding. Utilized when there is a previous enforcement history or poses a moderate to severe risk to public safety or facility integrity.
Request for Amendment (RFA) - Not a legal proceeding. Utilized when an operator’s plans or procedures are insufficient to ensure compliant operation.
Notice of Amendment (NOA) - A legal proceeding. Utilized when an operator’s plans or procedures are inadequate to ensure compliant operation.
Hazardous Facilities Order (HFO) - A legal proceeding. Utilized when a facility may pose a severe and imminent risk to public safety.
Compliance Status
Closed - Operator and PUC have determined that steps moving forward are acceptable to both parties.
Open - PUC issued to operator. Associated parties are working through compliance and response.
Pending Operator Response - Up to 30 days by rules for an operator to provide an initial response to the compliance action
Settlement in Process - Settlement negotiation is in process
How to Find Compliance Action Documents
This provides a link and instructions on how to find and review the compliance action documents that PSP has prepared. The regulatory definition of a compliance action can be found here. Please review the following instructional video for finding gas pipeline safety compliance documents in E-Filings.
1. Compliance actions issued to gas pipeline operators and utilities can be found on the at this link on PUC's E-Filings website.
2. Once in the E-Filings location, select, "Search" at the bottom of the menu on the left side of the page.
3. In the search form that loads, select, "Proceedings" from the "Search for" drop down menu.
4. Next, select "Gas Pipeline Safety" from the "Industry" drop down menu.
5. Click on the "Search" button within the grey box.
This search will provide a complete listing of all Proceedings associated with the Pipeline Safety Program. You may view all public documents within each individual proceeding.
At this link you can find Federal enforcement activity related to Colorado.