Municipal · Wyoming · EIA 7222
City of Gillette - (WY)
Municipal · Wyoming · 17K customers. According to the U.S. Energy Information Administration's EIA Form 861, reliability for 2023 is reported.
Reliability verdict
City of Gillette - (WY) shows above-average chronic reliability in 2023: 3 minutes SAIDI excluding major events across 17K customers.
- 3 min
- SAIDI ex-MED
- 17K
- Customers
Chronic reliability judged on SAIDI excluding major event days when reported (IEEE 1366). Source: EIA Form 861 · August 2026.
Signature read: latest SAIDI not in the Form 861 extract for this utility.
What City of Gillette - (WY) filings show without a SAIDI
City of Gillette - (WY) is a municipally-owned utility operating in Wyoming under EIA identifier 7222. It reports service to approximately 16,646 customer accounts and generated about $0.04 billion in annual electric revenue, with a service footprint spanning 2 ZIP codes. Being municipally owned, the utility answers to a local board or city council rather than a state commission, and carries a federal income tax exemption.
Reliability metrics (SAIDI/SAIFI) are not reported for this utility in the latest EIA cycle, which is common for smaller cooperatives and municipals that fall below the federal reporting threshold.
The EIA dataset includes 4 years of continuous reporting (2020–2023) for City of Gillette - (WY), which lets you see whether reliability is trending up or down rather than judging from a single snapshot.
Transparent derived index from EIA Form 861 data, not an official EIA or regulator rating. Based on this utility's own EIA Form 861 reliability record -- baseline (major-event- excluded) outage duration, total outage duration, and outage frequency -- each benchmarked against every reporting utility nationwide. Not a measure of electricity rates or customer service, which this portal does not track. See the exact dimensions, weights, and formula.
No SAIDI data
Minutes without power per year (2023)
Reliability Trend (2020–2023)
| Year | SAIDI (min) | SAIDI nMED | SAIFI |
|---|---|---|---|
| 2020 | - | 6.6 | - |
| 2021 | - | 1.6 | - |
| 2022 | - | 4.7 | - |
| 2023 | - | 3.4 | - |
SAIDI nMED = SAIDI without major event days. Source: EIA Form 861.
Service Area
City of Gillette - (WY) serves 2 ZIP codes in Wyoming.
Frequently Asked Questions
How reliable is City of Gillette - (WY)?
City of Gillette - (WY) had a SAIDI of 3.4 minutes (excluding major weather events) in 2023. Leaving aside major weather events, that figure comes in under the national average, pointing to above-average reliability.
What type of utility is City of Gillette - (WY)?
City of Gillette - (WY) is classified as a Municipal serving Wyoming.
How many customers does City of Gillette - (WY) serve?
City of Gillette - (WY) serves approximately 16,646 customers in Wyoming.
How has City of Gillette - (WY)'s reliability changed over time?
City of Gillette - (WY) has 4 years of reliability data (2020-2023). Review the trend table above for year-by-year detail.
Utility Profile
- Type
- Municipal
- State
- Wyoming
- Customers
- 16,646
- Annual Revenue
- $0.04B
- EIA ID
- 7222
Explore
Utilities with similar EIA profiles
Two cross-state peer sets for City of Gillette - (WY). Same-state SAIDI neighbors stay in Read-with below; these neighborhoods are nearest other-state utilities with at least 10,000 reported customers.
Similar customer count
Nearest utilities by Form 861 customers (17K here), outside Wyoming.
Source: U.S. Energy Information Administration Form 861 annual electric power industry survey · ZIP service territory: OpenEI. Disclaimer: informational only, not professional advice. See full disclaimer · methodology.