This calculator is intended to help you determine how many liters of water are needed to dispose of a given activity of a given radioisotope via the sanitary sewer system as aqueous radioactive waste. Authorization by the Radiation Safety Section is required prior to disposal via the sanitary sewer.

Sanitary Sewer Discharge Limits

Enter the Total Activity to Dispose:

Radioisotope to be Disposed:

Liters needed to dispose: