Great Bay Total Nitrogen General Permit (GBTNGP)
Resources relating to the GBTNGP and where to go if you need additional information.
Disclaimer: EPA is the permitting authority for the GBTNGP. NHDES does not have any regulatory authority over the MSGP and solely provides support for permittees.
Additional information about the Great Bay Total Nitrogen General Permit (GBTNGP), along with the full version of the permit, can be found on the EPA GBTNGP webpage.