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ASC T-121 - N Addison Ave & West Diversey Ave. Replaced a Thunderbolt 1000 in 2007/2008. Taken early 2021. Copyright Christopher Aylward
ASC T-121 - Berens Park. Directly replaced a Thunderbolt 1000 in 2007/2008. Taken early 2021. Copyright Christopher Aylward
(11) ASC T-121 Elmhurst, IL Tornado Siren Test (Tue Feb 7 2017 10am) - YouTube
ASC T-121 - Field School. Replaced a Thunderbolt 1000 in 2007/2008. Taken early 2021. Copyright Christopher Aylward
ASC T-121 - York High School. Replaced a Thunderbolt 1000 in 2007/2008. Taken early 2021. Copyright Christopher Aylward
(11) ASC T-121 Siren Test [Elmhurst, IL] (Shaky Video) [Feburary 2017] - YouTube
ASC T-121 - Jefferson Elementary School. Directly replaced a Thunderbolt 1000 in 2007/2008. Taken early 2021. Copyright Christopher Aylward
ASC T-121 - Jackson Elementary School. Directly replaced a Thunderbolt 1000 in 2007/2008. Taken early 2021. Copyright Christopher Aylward
The Elmhurst Quarry features two (as far as we know) small sirens to warn of flooding when the quarry begins filling with water during extreme weather events. Water is pulled from the Salt Creek and dumped into the quarry to protect areas downstream from flooding as severe as they otherwise would with no diversion in the flow of water. Due to the quarry being extremely deep and filling rather fast, small sirens are utilized in case staff or other personnel are in the quarry during a flood event.
Federal Signal SST-MV - Located at 41.8999, -87.95854. Believed to be utilized as a flash flood siren for when the quarry fills during extreme weather. Photos taken 9/5/26, copyright Chris Aylward.
Federal Signal SelecTone - Located at 41.89925, -87.95968. Believed to be utilized as a flash flood siren for when the quarry fills during extreme weather. Photos taken 9/5/26, copyright Chris Aylward.
HISTORY - Elmhurst had a system of 6 Federal Sign and Signal Thunderbolt 1000s that were installed in or around 1967, which were replaced in 2007/2008 by 6 T-121s after the town fell for God knows what from ASC. The town also had a Darley Champion at the fire station on York Rd north of the Metra/UP tracks, and possibly more fire sirens given the presence of one.
Historic Photos (credit to Google Earth and illinoisfiretrucks.com)
Darley Champion - Was possibly located at the fire station at York Rd and Fremont Ave. Photo believed to be from 1957
FS&S Thunderbolt 1000 - At the school located at Swain Ave & Van Buren St. This unit, along with a few, if not all of the other Thunderbolts in town, was directly replaced on the same pole with a T-121. Photo taken 2007 (Google Earth)
Thor Guard 1st gen sensor & Whelen L51 - Wilder Park Conservatory. Taken 6/8/21, copyright Christopher Aylward.
Thor Guard 1st gen horns & Whelen L51 - Plunkett Park, all of the horns are facing away from the park. Taken 6/8/21, copyright Christopher Aylward.
Thor Guard 1st gen horns & Micro-Burst strobe - Eldridge Park. Located at the top of a sledding hill. Taken 6/8/21, copyright Christopher Aylward.
Thor Guard 1st gen horns & Whelen L51 - Butterfield Park. Taken 6/8/21, copyright Christopher Aylward.
Thor Guard 1st gen horns & Whelen L51 - Berens Park. Taken 6/8/21, copyright Christopher Aylward.