Answer to Question #990 Submitted to "Ask the Experts"

Category: Doses and Dose Calculations — External dose calculations

The following question was answered by an expert in the appropriate field:

What is the dose rate you get from ²²⁶Ra, 10 pci L^-1, split over an area of 1,000 square meters at a rate of 100 L/week?

Please refer to the Environmental Protection Agency report titled "External Exposure to Radionuclides in Air, Water and Soil—Federal Guidance Report No. 12" for external exposure dose coefficients.

Robert L. Coleman

Oak Ridge National Laboratory

Answer posted on July 12, 2001. The information and material posted on this Web site is intended as general reference information only. Specific facts and circumstances may alter the concepts and applications of materials and information described herein. The information provided is not a substitute for professional advice and should not be relied upon in the absence of such professional advice specific to whatever facts and circumstances are presented in any given situation. Answers are correct at the time they are posted on the Web site. Be advised that over time, some requirements could change, new data could be made available, or Internet links could change. For answers that have been posted for several months or longer, please check the current status of the posted information prior to using the responses for specific applications.