Units can respond to building types that range from wood-frame single-family homes to high-rise structures, bridges and tunnels, large parks and wooded areas that can give rise to major brush fires, as well as large stretches of forest and mountains, such as the Blue Ridge Mountains, in addition to metro and bus lines.

LC-CFRS uses a combination system, with career employees and volunteer members, to provide fire, rescue, and emergency medical services (EMS) to its citizens.

Over time, increased demand for service coupled with fewer volunteers available during daytime hours necessitated hiring additional career personnel.

At the head of the Loudoun County Combined Fire-Rescue System, including the career and volunteer personnel that make up the department, is Chief Keith Johnson (C600).

Additionally serving directly under Chief Johnson is Volunteer Program Manager Karen McQuaid, and the department of Professional Standards.

In a December 2017 internal memo to department members, Chief Brower announced that he would retire effective 4/1/2018, after many decades of public service.

In Summer 2017, LCFR implemented a "Shift Commander" position, operating 7 days a week from 0600 to 1800, that utilizes two Deputy Chiefs on a rotating schedule.

In October 2013, it was announced that Loudoun had decided to fully adopt the COG pattern of apparatus designation and that ambulances would be transitioning to the new monikers November 4.

In Summer 2016, the entire Loudoun County public safety system went through a series of technology and CAD upgrades, and in the process changed some unit identifiers.

[5] In March 2018 it was announced that LCFR was seeking a MOU with the Little Fork Volunteer Fire-Rescue's Technical Large Animal Rescue Team.

According to a briefing presented by the Communications Division, units from certain divisions generally fall under a set numbering, which was slightly modified in summer 2019: Other ancillary positions that fall under this special designation are as follows: Per the Virginia Safe Haven Law and emphasized during a significant event in spring of 2013, an open informational bulletin was released by LCFR to remind both the department and the public that all staffed fire and rescue stations were mandated to accept any child less than 14 days that was safely handed over by a parent (as opposed to being left at the door), providing a defense against abuse or neglect charges.

It has a BLS non-transport license to provide EMS assistance and over a dozen of its average of 30 active members are qualified 1st Responders or EMTs.

The process of upgrading the fleet began in early 2014, with the order of two brand new Ferrara fire engines, which will potentially highlight the possible new company color-scheme of black and yellow.

On March 3, 2014, it was announced that the Chaplain chase vehicle had been sold to a member of the company, would have its emergency equipment removed and the unit would be taken out of service.

In July, 2018 an internal memo was released stating that the Safety Officer 600 designation would be changed to instead reflect the Battalion that the unit operated in.

In February 2018, the Ladies Auxiliary retired, and with just four active volunteers remaining, it is likely Company 8 will disband and turn completely over to the county before the end of 2018.

On September 29, 2011, ground was broken for the new Brambleton Public Safety Center, which will house career/volunteer staffing from CO. 9 as well as the headquarters for the Loudoun County Fire Marshal's Office.

Until funds could be raised to purchase their own vehicle, Albert Laycock donated his Ford Ranch Wagon for their first response unit.

In August 2015, due to long staffing problems, LCVRS relinquished their Heavy Rescue Squad, which will be reassigned to Station 20 and operated 24/7 by career personnel.

Recognizing response delays and an increasing call volume in the communities north of Route 7, now known as Potomac Falls, members living in that area would respond to emergencies in an old ambulance parked in their driveway.

The Sugarland facility still remains but is used for the storage of equipment and supplies, houses the department's Special Events Team and is used by the Loudoun County Sheriff's Office for their community policing activities.

Sterling Rescue is home of one of Virginia's Office of EMS's, Disaster Task Force (NOVA TF-8) which has been deployed on several events throughout the Commonwealth.

On February 6, 2013, the Loudoun County Board of Supervisors voted to revoke Neersville Volunteer Fire & Rescue's charter, following a long history of contention between the two organizations and a recommendation to dissolve the company by a Government Reform Commission.

Establishing its roots in 1952 as Loudoun County's first rescue squad, the members of the Hamilton community were volunteering their time and skills long before Station 17 was renamed in 1979.

This station housed several specialty apparatus, including the Mobile Air Unit, used for SCBA cylinder refilling on significant incidents, and the ambulance bus.

An internal memo in Spring, 2018 stated that after completion of a pilot Advanced EMT Program, Station 27 would be the first in the region to utilize the entry-level ALS certification.

In July 2018, Loudoun County announced that construction on Station 27 had been halted and that the contractor had been fired due to delays, despite the facility being ~90% complete.

[19] In April 2019, construction finished and the county assumed possession of the facility and grounds in order to begin moving in equipment, with no go-live date as of yet announced.

LC-CFRS also maintains additional apparatus and equipment storage at the Red Rum Drive Warehouse in Ashburn, VA.

Each shift includes workers who are certified in various aspects of emergency medical dispatch and who meet the standards set by the national Association of Public Communications Officers.