[1] Designed by Robert Allan Ltd. in the early 2000s, Warner Lawrence was built in Washington and delivered to San Pedro on 21 May 2003.

She was built by Nichols Boats of Freeland, Washington, according to the LAFD.

It is an omnidirectional vessel driven by two Voith Schneider Propellers type 26 GII/165-AE 45[citation needed].

Warner Lawrence has the capability to pump up to 38,000 US gallons per minute (2.397 m3/s) up to 400 feet (121.9 m) in the air; has 10 monitors.

It has a fully equipped medical suite; can deploy a bucket and ladder to 50 feet (15 m) at up to 600 pounds (270 kg).