State · EIA Form 861 · CO
Colorado
According to the U.S. Energy Information Administration's EIA Form 861, SAIDI and SAIFI for Colorado utilities come from the federal annual survey. 23 utilities report reliability metrics; figures are customer-weighted state averages, not a guarantee for any single address.
Signature read: short chronic outage minutes relative to the 51-state Form 861 cohort (<=156 min tercile cut).
EIA Form 861 · Continuity Brief
Colorado
EIA Form 861 Continuity Brief · August 2026 · IEEE 1366 SAIDI/SAIFI minutes, not a storm forecast.
Colorado sits in the lower-third SAIDI band at 99.4 minutes across 24 reporting utilities (City of Fort Collins - (CO) lowest at 19.9), under the live national mean of 341.
Named SAIDI peers (in-state best + nearest-state averages)
State SAIDI neighbourhood (minutes / customer-year)
- Colorado 99.4
- Rhode Island 104.6
- Iowa 105.2
- Arizona 106.9
- Delaware 108.2
- New Jersey 108.3
Lower is fewer interruption minutes. Neighbours are nearest other-state averages in this corpus.
Colorado vs all states by EIA Form 861 utility headcount
Where this state's reporting utility count sits among every state in the Form 861 file (coverage density, not reliability quality)
24 Top 29% more reporting utilities than 71% of 51 states
States, banded by electric utilities reporting on EIA Form 861
Each bar is a band; taller bars hold more states. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EIA Form 861 · 2026-08-30
Utilities Ranked by Reliability · Colorado short-outage cohort
All 24 electric utilities in Colorado with reliability data, sorted by 2023 SAIDI; statewide average sits in the lower-third Form 861 band.
Lowest-SAIDI utilities in Colorado
Fewest outage minutes · live table sort
Top 10 Colorado utilities by fewest outage minutes. Lower SAIDI is better - not a quality score beyond interruption duration.
Lowest-SAIDI utilities in Colorado
| # | Utility | Type | SAIDI 2023 | SAIFI 2023 | Customers |
|---|---|---|---|---|---|
| 1 | City of Fort Collins - (CO) | Municipal | 19.9 | 0.24 | 79,036 |
| 2 | City of Loveland - (CO) | Municipal | 21.4 | 0.27 | 41,268 |
| 3 | City of Longmont | Municipal | 39.7 | 0.44 | 43,268 |
| 4 | City of Colorado Springs - (CO) | Municipal | 45.9 | 0.64 | 253,193 |
| 5 | Holy Cross Electric Assn, Inc | Cooperative | 60.5 | 0.85 | 60,779 |
| 6 | Mountain View Elec Assn, Inc | Cooperative | 63.1 | 0.52 | 62,629 |
| 7 | United Power, Inc | Cooperative | 65.2 | 0.65 | 110,502 |
| 8 | Poudre Valley REA, Inc | Cooperative | 66.6 | 0.68 | 53,213 |
| 9 | Grand Valley Power | Cooperative | 68.0 | - | 19,290 |
| 10 | White River Electric Assn, Inc | Cooperative | 68.7 | 0.62 | 3,484 |
| 11 | Mountain Parks Electric, Inc | Cooperative | 73.5 | 0.88 | 22,347 |
| 12 | San Isabel Electric Assn, Inc | Cooperative | 85.7 | 0.77 | 25,872 |
| 13 | Black Hills Colorado Electric, LLC | IOU | 105.8 | 1.55 | 101,100 |
| 14 | Public Service Co of Colorado | IOU | 112.8 | 1.02 | 1,569,461 |
| 15 | Empire Electric Assn, Inc | Cooperative | 116.4 | 1.45 | 15,715 |
| 16 | CORE Electric Cooperative | Cooperative | 117.9 | 0.90 | 175,725 |
| 17 | Moon Lake Electric Assn Inc | Cooperative | 121.9 | 2.20 | 17,896 |
| 18 | La Plata Electric Assn, Inc | Cooperative | 129.2 | 1.36 | 46,552 |
| 19 | Yampa Valley Electric Assn Inc | Cooperative | 142.7 | 1.16 | 27,578 |
| 20 | Morgan County Rural Elec Assn | Cooperative | 144.2 | - | 9,437 |
| 21 | San Luis Valley R E C, Inc | Cooperative | 161.1 | 0.10 | 13,170 |
| 22 | Y-W Electric Assn Inc | Cooperative | 268.1 | - | 8,815 |
| 23 | Southeast Colorado Power Assn | Cooperative | 751.1 | - | 10,826 |
| 24 | San Miguel Power Assn, Inc | Cooperative | - | - | 14,614 |
Nationwide states with similar utility inventory or customer scale
Cross-state peer sets for Colorado (lower-third SAIDI band). Nearest-SAIDI neighbors stay in Read-with; these neighborhoods compare EIA Form 861 headcount and summed customer accounts.
Similar utility headcount
Nearest states by reporting utility count (24 here).
Similar customer scale
Nearest states by summed customer accounts (2.8M here), excluding the headcount peer set.
Read with this Colorado roster · short-outage band
- Lowest published SAIDI in Colorado: City of Fort Collins - (CO) (19.9 min)
- Highest published SAIDI in Colorado: Southeast Colorado Power Assn (751.1 min)
- Ownership mix here: Cooperative leads (18 of 24 utilities) · national type means
- Nearest avg SAIDI: Rhode Island (104.6 min)
- Nearest avg SAIDI: Iowa (105.2 min)
- Nearest avg SAIDI: Arizona (106.9 min)
- Nearest avg SAIDI: Delaware (108.2 min)
- Nearest avg SAIDI: New Jersey (108.3 min)
Source: U.S. Energy Information Administration (EIA) Form 861 Annual Electric Power Industry Report, reliability · 2020-2023 State averages are rebuilt from utility filings in this portal DB; corpus ranks use headcount and customer sums.