SAIDI
21 min per year
Average outage minutes (2023)
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. 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 Milford - (DE) customer experienced 20.8 minutes of power interruptions — a metric called SAIDI (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 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). All figures on this page come directly from EIA Form 861, the federal annual electric power industry survey, with service territory ZIPs sourced from OpenEI — you can cross-reference them with your own utility bill or use them when comparing providers before relocating.
SAIDI
21 min per year
Average outage minutes (2023)
SAIFI
0.20 interruptions/yr
Outage frequency (2023)
Customers
8,433
Served in Delaware
21 minutes per customer per year
Minutes without power per year (2023)
| Year | SAIDI (min) | SAIDI nMED | SAIFI | Customers |
|---|---|---|---|---|
| 2023 | 20.8 | 20.8 | 0.204 | — |
SAIDI nMED = SAIDI without major event days. Source: EIA Form 861.
City of Milford - (DE) serves 2 ZIP codes in Delaware.
City of Milford - (DE) had a SAIDI of 20.8 minutes in 2023, meaning the average customer experienced about 21 minutes of outages that year. This is below the national average, indicating above-average reliability.
City of Milford - (DE) is classified as a Municipal serving Delaware. Municipal utilities are owned and operated by local governments.
SAIDI (System Average Interruption Duration Index) measures the average total minutes per year that a customer of City of Milford - (DE) experiences power outages. A lower SAIDI indicates better reliability. The national average is roughly 120-180 minutes per year, so comparing City of Milford - (DE)'s SAIDI to that benchmark shows whether this utility is above or below average.
City of Milford - (DE) serves approximately 8,433 customers in Delaware. Customer count can affect reliability metrics because larger utilities may face different infrastructure challenges compared to smaller ones.
Limited historical data is available for City of Milford - (DE). Check the reliability trend table for the most recent figures.
SAIDI "without major event days" (SAIDI nMED) excludes outages caused by hurricanes, ice storms, and other catastrophic weather events. It better reflects day-to-day infrastructure reliability rather than vulnerability to extreme weather. Both standard SAIDI and SAIDI nMED are shown in the reliability trend table above.
Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Energy Information Administration (EIA) Form 861. Consult a qualified professional before making decisions based on this data.
Read our methodology — how this data is sourced, computed, and verified.