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NH Method Manual

NH Wetlands Mapper

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The Method for Inventorying and Evaluating Freshwater Wetlands in New Hampshire (NH Method) provides
communities, conservation groups and professionals a practical method for evaluating wetland functions.
Originally published in 1991, the NH Method was first revised  in 2011, with the most recent update in 2016.

The NH Method Manual is only available via this website as downloadable Sections and Appendices.

The NH Wetlands Mapper is an online mapping tool designed as a companion to the NH Method.