Benefits Toolkit

National Stormwater Calculator

U.S. Environmental Protection Agency
2014

This free desktop application estimates the annual amount of rainwater and frequency of runoff from a specific site anywhere in the U.S. The calculator uses EPA’s SWMM model and accesses several national databases that provide local topography, soil, historic rainfall, and evaporation information. It is most...

Topics

Stormwater management, Bioretention, Green roof, Permeable paving, Rainwater harvesting, Resilience

SOPARNA is a direct observation tool for assessing use of outdoor recreation settings such as wilderness areas and natural open spaces. The tool provides protocols for observers to track users’ physical activity levels, activity types, genders, and estimated age and race/ethnicity groupings during a specified time...

Topics

Recreational & social value, Health & well-being, Active living

i-Tree Eco (v 6)

USDA Forest Service
2016

i-Tree Eco (originally the Urban Forest Effects or UFORE model) uses detailed field data from complete inventories or randomly sampled plots to quantify urban forest structure, environmental effects, and value to communities. The study area can range from a single tree to a park to an entire county’s urban forest....

Topics

Energy use, Air quality, Carbon sequestration & avoidance, Other economic, Trees

i-Tree Streets (v 5.1)

USDA Forest Service
2014

i-Tree Streets uses tree inventory data to quantify environmental and aesthetic benefits and their dollar value, including: energy conservation, air quality improvement, CO2 reduction, stormwater control, and property value increase. The study area can range from a single planting site to an entire city’s...

Topics

Stormwater management, Energy use, Air quality, Carbon sequestration & avoidance, Property values, Trees

Automated Geospatial Watershed Assessment (AGWA) Tool v 3.0

U.S. Environmental Protection Agency, University of Arizona, and USDA Agricultural Research Service
2016

The Automated Geospatial Watershed Assessment (AGWA) tool is a GIS-based multipurpose hydrologic analysis system for use by watershed, water resource, land use, and biological resource managers and scientists in performing watershed- and basin-scale studies. It uses readily available spatial data sets to...

Topics

Soil creation, preservation & restoration, Stormwater management, Water quality

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