ERDI News
Night Diving with Surface-Supplied Diving Systems
by Steven M. Barsky Surface-supplied diving gear is one of the safest types of diving systems available to the properly trained public safety diver. The benefits of a hard-wired communication system with an unlimited air supply cannot be denied. It’s … Continue reading
Knowledge Does Not Have To Be Lost
I used to be a flooring contractor. As a firefighter, I had to have a part time job to make ends meet. We did custom work for around 17 years. Now it physically hurts me too much to do the … Continue reading
A Brief History of Underwater Lighting Equipment
In a perfect world, all underwater operations for public safety dive teams would take place in crystal-clear water with perfectly brilliant ambient light. Perhaps in that perfect world, many of the tasks carried out by PSD teams would also be … Continue reading
Lights for Public Safety Diving
When we think back over the years about dive equipment technology regarding some of the innovations and changes, the advances made with lighting technology are remarkable. From “housing” some lights decades ago to the current technology of LED and extremely … Continue reading
What Diver Rescue Personnel Need to Know
Dangers that rescue personnel may face in and around flood water, still water, moving water, swift water, whitewater and low water. Recently, the vast majority of the continental United States has been experiencing drought like conditions. Last year we were … Continue reading
Who’s Tracking Your Air? – The Role of a Dive Tender
As new divers we are taught that the person responsible for the air you have left is YOU and under no circumstances is it anybody else. Well, this rationale does not stop at the sport level. When a diver progresses … Continue reading
Importance of the Back-Up Diver
One of the basic team member roles that is sometimes taken for granted is the back-up diver, who should be present at every team deployment that results in a diver entering the water. What led me to make that statement … Continue reading
Wreck or Wreck
Wrecks are one of those things that cause a lot of people to learn to scuba dive, but not all wrecks are created equal. For the sport or technical diver, the wreck is a piece of history or a location … Continue reading
SCUBA vs. Surface Supplied Air
It is safe to say that the majority of public safety dive teams train using Self Contained Underwater Breathing Apparatus (SCUBA) equipment. The training for SCUBA is readily accessible and the equipment relatively inexpensive. SCUBA is also easy to maintain … Continue reading





