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Assessment Methods

The Wetland Team is in the process of developing a formal training/workshop on functional assessments, hydrogeomorphic (HGM) wetland classification, HGM functional assessments, development of rapid functional assessment models, use of data inputs into functional assessment to determine minimal effect, and use of data inputs and time/function calculations to determine appropriate minimal effect thresholds, mitigation requirements, and mitigation ratios.

Hydrogeomorphic Approach to Wetland Assessment

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National HGM Guidebooks

Regional Guidebooks

Other Assessment Methods

Technical Notes

State Interim Functional Assessment Procedures  

The following are procedures for interim functional assessment are intended as examples for those in the process of developing their own procedures and to help bring about needed consistency between states and regions for interim functional assessment.  These procedures are drafts and should not be referred to or cited as final.