Municipal · Delaware · EIA 12540
City of Milford - (DE)
Municipal · Delaware · 8,433 customers. According to the U.S. Energy Information Administration's EIA Form 861, reliability for 2023 shows SAIDI 21 minutes/customer.
Reliability verdict
City of Milford - (DE) shows above-average chronic reliability in 2023: 21 minutes SAIDI excluding major events across 8,433 customers.
- 21 min
- SAIDI 2023
- 0.20
- SAIFI 2023
- 21 min
- SAIDI ex-MED
- 8,433
- Customers
Chronic reliability judged on SAIDI excluding major event days when reported (IEEE 1366). Source: EIA Form 861 · August 2026.
Signature read: short interruption minutes vs the 911 utility cohort (≤96 min tercile cut).
What short-outage City of Milford - (DE) filings show
City of Milford - (DE) is a municipally-owned utility operating in Delaware under EIA identifier 12540. It reports service to approximately 8,433 customer accounts and generated about $0.03 billion in annual electric revenue, with a service footprint spanning 2 ZIP codes. Municipal ownership means a local board or city council typically oversees this utility, and it is exempt from federal income tax.
In 2023, the average City of Milford - (DE) customer experienced 20.8 minutes of power interruptions, a measure known as SAIDI, or System Average Interruption Duration Index. That keeps this utility below the typical 120–180 minute national benchmark, consistent with a well-hardened distribution system and fast restoration crews. SAIFI, the average number of outage events per customer, was 0.20 for the same period, so customers statistically faced roughly 0 distinct interruptions that year. Excluding major event days (hurricanes, ice storms), SAIDI drops to 20.8 minutes, the gap between that figure and the headline 20.8 reveals how much weather, not day-to-day infrastructure, drove outages.
Only a single year of reliability data is available, so multi-year trend analysis is not yet possible for City of Milford - (DE).
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.
21 min/year per customer
Minutes without power per year (2023)
City of Milford - (DE) vs the nationwide SAIDI distribution
Where this utility's headline SAIDI sits among every EIA Form 861 utility with a reported figure
21 Among the lowest fewer outage minutes than 94% of 911 utilities
Utilities nationwide, banded by latest reported SAIDI (minutes)
Each bar is a band; taller bars hold more utilities. 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 U.S. EIA Form 861 reliability filings · August 2026
SAIDI 2023 breakdown: 20.8 minutes
Reliability Trend (2023–2023)
| Year | SAIDI (min) | SAIDI nMED | SAIFI |
|---|---|---|---|
| 2023 | 20.8 | 20.8 | 0.204 |
SAIDI nMED = SAIDI without major event days. Source: EIA Form 861.
Service Area
City of Milford - (DE) serves 2 ZIP codes in Delaware.
Frequently Asked Questions
How reliable is City of Milford - (DE)?
City of Milford - (DE) had a SAIDI of 20.8 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 Milford - (DE)?
City of Milford - (DE) is classified as a Municipal serving Delaware.
How many customers does City of Milford - (DE) serve?
City of Milford - (DE) serves approximately 8,433 customers in Delaware.
How has City of Milford - (DE)'s reliability changed over time?
Limited historical data is available for City of Milford - (DE). Check the reliability trend table for the most recent figures.
Utility Profile
- Type
- Municipal
- State
- Delaware
- Customers
- 8,433
- Annual Revenue
- $0.03B
- EIA ID
- 12540
Explore
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.