All of the older sirens are long gone. A newer system of ASC Tempest sirens have been in place for several years now.

I just found out today, through the Nuclear Regulatory Commission’s file archives, that the Kewaunee Nuclear Plant used to have two ACA Hurricane sirens installed back in the 1980s, as well as two ACA Allertors.

https://www.nrc.gov/docs/ML1116/ML111670997.pdf

Oh my goodness, it looks like the largest model can put out as much as 148 dB! Louder than a Chrysler it looks like! What about the smaller models? I don't know. That seems kind of like an outlandish claim to me since they also say "up to 1.0 mile effective range" on their website. Usuall...

Silver Lake, Indiana Sirens I am back on the Siren Board to bring you a map of my town's outdoor warning sirens. I included the range of both the active 2001-130s in the town (overkill for a town as small as this). As of May 13th, 2018, I have also included photos of each of the sirens. The town als...

This is a very nice map. Well done.

Wichita's system seems quite interesting with the Thunderbolts and ATIs.

A map of most locations of outdoor warning sirens in Arlington, Texas. (I am from Indiana, but I do look at stuff from other states) https://drive.google.com/open?id=1mmQ7HGe99BAsO5WSLVSrMOY1dMQKZycy&usp=sharing The bulk of their sirens are 2001s, but there are a couple Modulators and some colle...

Here are the sirens I have seen (all in Indiana): ACA Screamer in North Manchester ASC T-128s in Brimfield, Chesterton, North Webster, and Valparaiso Mystery Siren in Silver Lake Old FS 2001-SRN in Warsaw before it was removed not too long ago FS 2001-SRN in Valparaiso FS 2001-130s in Silver Lake an...