Thursday, November 10th, 2022
At approximately 10:40am Station 102 was alerted along with Attack 64 (White Valley) for a large brush fire on Tall Oaks Drive. While enroute Westmoreland 911 advised multiple calls were starting to ...
Tuesday, November 8th, 2022
At approximately 9:55pm Station 102 was alerted for a motor vehicle accident with unknown injuries, 1 vehicle into a commercial structure. Rescue and Squad responded. Assistant Chief Baustert arrive...
Sunday, January 22nd, 2023
Tickets are on sale NOW! 24 Games of BINGO totaling $6,000! Tickets can be purchased online via our Square store at or in-person at the Fireha...
Saturday, December 17th, 2022
The Washington Township Volunteer Fire Company has volunteered to ride Santa though the Township on Saturday, December the 17th
Friday, November 25th, 2022
After you have stuffed yourself with turkey and did some HO HO HO shopping come play BINGO on Friday, November the 25th at the Washington Township Firehall, 4078 State Route 66, Apollo, PA.Doors will ...
Thursday, November 10th, 2022
At approximately 10:40am Station 102 was alerted along with Attack 64 (White Valley) for a large brush fire on Tall Oaks Drive. While enroute Westmoreland 911 advised multiple calls were starting to ...
Fire glossary
Glossary search
Click a letter to view all entries that begin with that letter.
20 entries in the Fire glossary beginning with "W"
Wall-indicator valve
Type of control valve for sprinkler systems which is mounted to an outside wall and indicates open" or "shut" in an indicator window on the valve body.
Watch out situations
A list of 18 situations for firefighters to be aware of, which signal potential hazards on the fire line.
Water curtain nozzle
A nozzle designed to throw a fan of water droplets to form a curtain" in an attempt to reduce radiated heat from igniting a nearby exposure.
Water drop
A forest fire fighting technique when an aircraft drops a supply of water onto an exposed fire from above.
Water flow alarm
An audible alarm indicating that one or more sprinkler heads have been activated.
Water hammer
Large, damaging shock wave in a water supply system caused by shutting a valve quickly, or by permitting a vehicle to drive across an unprotected fire hose.
Water mist fire suppression
A sprinkler-like system that uses a very fine mist featuring much lower water flow than conventional sprinklers to suppress, rather than extinguish, a fire[1].
Water tender
Any ground vehicle capable of transporting specified quantities of water.
Water thief (valve)
Type of gated wye having one or more outlets smaller than the largest outlet.
Wooden blocks for temporary shut-off of activated sprinkler heads or holding doors open during firefighting or rescue operations.
Wet line
Temporary control line using water or other fire retardant liquid to prevent a low-intensity fire from spreading in surface fuels.
Wet pipe sprinkler system
Sprinkler system containing pressurized water rather than air, such that water will flow immediately upon release of a heat-sensitive head.
Wet water
Water into which a surface tension reducing agent has been introduced. The resultant mixture, with its reduced surface tension, is more able to penetrate burning product more deeply and extinguish deep seated fire.
A fire occurring on wildland that is not meeting management objectives and thus requires a suppression response.
Wildfire or Wildland fire
Fire in forests, grasslands, prairies, or other natural areas, not involving structure fires (although wildland fires may threaten structures or vice versa - see interface zone.) For a complete list of terms used in wildland fire, see Glossary of wildland fire terms.
An area in which development is essentially nonexistent, except for roads, railroads, power lines, and similar transportation facilities. Structures, if any, are widely scattered.
Tree knocked over or broken off by wind, increases fuel loading and hampers building fireline. Also sometimes called blowdown.
Working fire
A fire that is in the process of being suppressed; often a cue for dispatch of additional resources.
Device used to split a larger supply line hose into smaller attack line hoses. A gated wye contains valves so that certain lines can be turned on and off.
Hose coupling for splitting one line into two or more outlets, often a larger line split into two smaller ones; often a gated wye having separate valves for each outlet. Not to be confused with Siamese, which is used to bring two smaller lines together into one.
20 entries in the Fire glossary beginning with "W"

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