What Is a Service Drop?
A service drop is the overhead electrical connection that carries utility power from a pole or other utility support to a building’s service point. It includes the conductors and supporting components that cross the space between the utility system and the premises. The utility typically owns the service drop, while the property owner maintains connected equipment.
Quick Facts About Service Drop
Category
Electrical service connection
Used for
Delivering utility power to a building
Common confusion
Often confused with the service entrance
Also called
Overhead service drop
Often discussed with
Service Entrance Repair, Electrical Safety Inspection
Key Takeaways About Service Drop
- A service drop runs overhead between utility equipment and a building.
- Damage can affect the building’s entire electrical supply.
- A service drop is not the same as a service entrance.
- common confusion.
How Service Drop Works

Service drop conductors extend from utility distribution equipment to the building’s service point. The connection usually includes overhead wires, attachment hardware, and supports that keep the conductors clear of the structure. Utility equipment supplies the power, while the building’s service equipment receives it.
Related glossary terms: Voltage Drop, Electrical Grounding.
The service drop connects with the service entrance, which carries electricity from the service point toward the meter and main disconnect. A problem may involve damaged conductors, loose attachment hardware, or contact with nearby building materials. Electricians inspect the building-side connection and coordinate utility work when the issue involves equipment under utility control. Underground electrical service does not use a service drop because its supply conductors run below grade.

From the Electrician Pittsburgh team
When we inspect a service entrance repair, we check the visible connection between the service drop and the building equipment. We look for damaged conductors, movement at attachment points, and signs that the utility connection needs attention. We separate building-side repairs from utility-owned work before planning the repair.
Service Drop in Practice: A Real-World Example
A home may lose power after a storm damages the overhead conductors serving its service point. During service entrance repair, we inspect the attachment and building-side equipment, then identify whether the utility must address the service drop.
Related Terms
Voltage Drop
Voltage Drop is the reduction in electrical pressure that occurs as current travels through a conductor…
Electrical Grounding
Electrical Grounding is a protective connection between an electrical system and the earth or another conductive…
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