This spreadsheet program was developed to assist in determining the cancer and non-cancer health effects pursuant to Rule 1401 Risk Assessment Procedures for Rules 1401 and 212, Version 8.1.  
 
The following files are presented to assist you with the calculations:

Calculator and Instructions

Rule 1401 Calculator Instructions (PDF, 43kb)

• Rule 1401 Calculator (Excel)

  • RiskTool (V1.103) R040919 - South Coast AQMD Procedure 8.1 (XLS, 2 MB)       

• Rule 1401 Calculator Troubleshooting Tips

  • Problem: Cells display #N/A or #VALUE instead of number

  • Explanation: The embedded macros in Excel workbook are disabled. Here is the instruction of how to enable the macros (DOC, 1.5MB).

Additional information on this and all other aspects of the Risk Assessment Program can be found at the following link Risk Assessment Procedures for Rules 1401 and 212.

If you have any questions or suggestions, please contact David Hauck, Sr. Air Quality Engineer, at 909-396-2512 or e-mail to dhauck@aqmd.gov.