SAIDI
49 min per year
Yearly outage minutes, on average (2023)
What This Utility Data Tells You
City of Greenfield - (IN) is a municipally-owned utility operating in Indiana under EIA identifier 7627. It reports service to approximately 12,644 customer accounts and generated about $0.04 billion in annual electric revenue, with a service footprint spanning 1 ZIP code. As a municipal utility, it is typically governed by a local board or city council and is exempt from federal income tax.
In 2023, the average City of Greenfield - (IN) customer experienced 49.0 minutes of power interruptions, a measure known as SAIDI, or System Average Interruption Duration Index. That places this utility well below the 120–180 minute national benchmark, signaling strong grid hardening and fast restoration practices. SAIFI, the average number of outage events per customer, was 1.02 for the same period, so customers statistically faced roughly 1 distinct interruption that year. Strip out major event days (hurricanes, ice storms) and SAIDI falls to 28.3 minutes; the difference from the headline 49.0 shows how much of the outage total came from weather rather than everyday grid issues.
City of Greenfield - (IN) has 4 years of continuous EIA reporting on file (2020–2023), enough to read a real trend rather than a single-year snapshot. Over that span, SAIDI rose from 45.1 to 49.0 minutes, possibly reflecting tougher weather years or grid upgrades that have not caught up yet.
SAIFI
1.02 interruptions/yr
Events per customer (2023)
Customers
12,644
Indiana service territory
SAIDI vs. National Average (180 min) 12.2%
49 minutes per customer per year
Minutes without power per year (2023)
Reliability Trend (2020–2023)
| Year | SAIDI (min) | SAIDI nMED | SAIFI | Customers |
|---|---|---|---|---|
| 2020 | 45.1 | 14.0 | 0.690 | 10,000 |
| 2021 | 17.0 | 17.0 | 0.473 | 10,000 |
| 2022 | 9.1 | 9.0 | 0.260 | 10,000 |
| 2023 | 49.0 | 28.3 | 1.020 | 13,000 |
SAIDI nMED = SAIDI without major event days. Source: EIA Form 861.
Service Area
City of Greenfield - (IN) serves 1 ZIP code in Indiana.
46140
Frequently Asked Questions
How reliable is City of Greenfield - (IN)?
City of Greenfield - (IN) had a SAIDI of 49.0 minutes 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 Greenfield - (IN)?
City of Greenfield - (IN) is classified as a Municipal serving Indiana.
How many customers does City of Greenfield - (IN) serve?
City of Greenfield - (IN) serves approximately 12,644 customers in Indiana.
How has City of Greenfield - (IN)'s reliability changed over time?
City of Greenfield - (IN) has 4 years of reliability data (2020-2023). This utility's SAIDI has stayed fairly flat over the period. Review the trend table above for year-by-year detail.
Utility Profile
- Type
- Municipal
- State
- Indiana
- Customers
- 12,644
- Annual Revenue
- $0.04B
- EIA ID
- 7627
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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.
Every figure on PlainUtility is rendered directly from the U.S. Energy Information Administration's Form 861 reliability data, no number is typed in by an editor. This utility's SAIDI/SAIFI figures are rendered directly from EIA Form 861 reliability files. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2020-2023.