Colorado major outage reports
Colorado is named in 37 DOE reports for 2014 to 2023, and Colorado ranks 33rd of 51 by count and 37th per resident. Colorado runs close to the U.S. average, at 6.4 per million people. Colorado peaked in 2020 with 8; equipment failures and system operations lead with 46% of Colorado's reports. The largest customer count in a Colorado-only report is 58,379, dated 13 Mar 2019. Treat 37 as DOE-threshold filings, not every Colorado outage.
Colorado reports by year
Colorado filed 8 in 2014 to 2018 and 29 in 2019 to 2023, a rise of 262%, with 22% of the Colorado total landing in 2020.
Colorado reports a year
- 0'14
- 1'15
- 2'16
- 2'17
- 3'18
- 5'19
- 8'20
- 7'21
- 2'22
- 7'23
What Colorado reports are about
| Cause | Reports | Share |
|---|---|---|
| Equipment failures and system operations | 17 | 46% |
| Physical attacks, vandalism and suspicious activity | 14 | 38% |
| Severe weather and natural disasters | 3 | 8% |
| Other or not stated | 2 | 5% |
| All other groups | 1 | 3% |
| Type | Reports | Share |
|---|---|---|
| Transmission Interruption | 11 | 30% |
| Vandalism | 7 | 19% |
| System Operations | 6 | 16% |
| Sabotage | 2 | 5% |
| Suspicious Activity | 2 | 5% |
| Severe Weather | 2 | 5% |
5 of the 37 Colorado reports also name another state, while 32 name Colorado alone.
Largest Colorado reports by customers affected
3 of 32 reports naming only Colorado list customers, and 1 list 50,000 or more. Tables on this page show those Colorado-only reports.
| Began | Area | Type | Customers | Length | MW |
|---|---|---|---|---|---|
| 13 Mar 2019 | Colorado: Jefferson County | Severe Weather | 58,379 | 33.7 h | 58 |
| 26 Oct 2020 | Colorado | Transmission Interruption | 13,000 | 2.9 h | 75 |
| 4 Jul 2018 | Colorado: Pueblo County | Vandalism | 5,058 | 0.5 h | — |
Longest Colorado reports
| Began | Area | Type | Customers | Length | MW |
|---|---|---|---|---|---|
| 18 Jun 2020 | Colorado: El Paso County | Actual Physical Attack | — | 3.8 days | — |
| 23 Mar 2016 | Colorado: Denver, City and County of | Weather | — | 2.8 days | — |
| 13 Mar 2019 | Colorado: Jefferson County | Severe Weather | 58,379 | 33.7 h | 58 |
| 12 Jul 2021 | Colorado: Pueblo County | Sabotage | — | 25.1 h | — |
| 7 Jul 2020 | Colorado | Transmission Interruption | — | 19.1 h | — |
Latest Colorado reports on file
| Began | Area | Type | Customers | Length | MW |
|---|---|---|---|---|---|
| 30 Dec 2023 | Lower Colorado River Authority | Suspicious activity | — | 1.8 h | — |
| 27 Nov 2023 | Colorado | Other | — | 2.0 h | — |
| 17 Nov 2023 | Colorado: Douglas County | Other | — | 0.2 h | — |
| 30 Mar 2023 | Colorado: Larimer County | Transmission Interruption | — | 3.8 h | 18 |
| 23 Feb 2023 | Colorado: Larimer County | System Operations | — | 3.8 h | — |
| 2 Feb 2023 | Colorado | Vandalism | — | 18.0 h | — |
| 13 Jul 2022 | Colorado: La Plata County | Vandalism | — | 3.0 h | — |
| 28 Jan 2022 | Colorado: Douglas County, Pueblo County, El Paso County, Prowers County | Transmission Interruption | — | 5.8 h | — |
| 17 Nov 2021 | Colorado: Larimer County | Vandalism | — | — | — |
| 15 Nov 2021 | Colorado: Larimer County | Suspicious Activity | — | — | — |
| 12 Jul 2021 | Colorado: Pueblo County | Sabotage | — | 25.1 h | — |
| 12 Apr 2021 | Colorado: Larimer County | Actual Physical Attack | — | 17.0 h | — |
Close in the ranking
Keep going
Sources
DOE OE-417 files hold 37 Colorado reports; snapshot 9 Dec 2024, method.
Questions
How many Colorado reports are in the DOE files?
Colorado appears in 37 reports, 33rd among states and DC, and 5 of them also name a second state.
Which Colorado report lists the most customers?
In Colorado-only reports the top customer count is 58,379, a Severe Weather report that began 13 Mar 2019 (Colorado: Jefferson County).
What are typical OE-417 reports in Colorado?
The top DOE type in Colorado is Transmission Interruption; equipment failures and system operations cover 46% of Colorado's reports.
Are outage reports in Colorado going up?
Colorado filed 8 in 2014 to 2018 and 29 in 2019 to 2023, a rise of 262%. The Colorado count may also reflect new filing habits.