Chattanooga, TN (WDEF)- Blood Assurance is sounding the alarm after Thursday’s interstate crash in Dalton put a sudden strain on the region’s blood supply.

The organization says the urgent need for trauma blood at Erlanger forced them to send emergency O-positive units, rapidly depleting their inventory.

Director of Operations Brian McDaniel says the crash created an high demand in a very short window.

“Yesterday we sent about 173 products to Erlanger for those issues,” McDaniel said. “That really drains our product shelves when that happens, and we have a very low shelf life of A-negative and A-positive blood.”

Blood Assurance says the next several days will be critical as they work to replenish their O-positive and other commonly used blood types. Officials say donations made this w

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