Note: This page contains information on the Great Bay Total Nitrogen General Permit. The requirements and resources located on this page do not apply to communities that only have to follow the New Hampshire MS4 General Permit. If you have any questions or concerns please contact Tom Swenson at

Great Bay Total Nitrogen General Permit


PTAP Workshop:


Element B Nitrogen Tracking Resources:


Element C Nitrogen Reduction Planning Resources:

Resources for other elements will be added as needed.