On April 7, 2004, a Notice of Violation was issued for a Severity level III violation involving the failure to secure from unauthorized removal or limit access to licensed material (approximately 150 millicuries of molybdenum-99 in a molybdenum-99/technetium-99m generator, 112 millicuries in four cesium-137 sealed sources, and 117 millicuries in two strontium-90 sealed sources) in a controlled area and the failure to control and maintain constant surveillance of this licensed material.