infiltration rate

A soil characteristic determining or describing the maximum rate at which water can enter the soil under specific conditions.

Priority Area

Any area that is in a census-designated urbanized area, drains to an impaired waterway or has greater than 11% impervious cover.


Low Impact Development means a site design strategy that maintains, mimics or replicates pre-development hydrology through the use of numerous site design principles and small-scale treatment practices distributed throughout a site to manage runoff volume and water quality at the source.


Directly Connected Impervious Area is the impervious area from which stormwater runoff discharges directly to waters of the state or directly to a storm sewer system that discharges to waters of the state.


Refers to a process that allows people’s needs, preferences and values to be reflected in decisions. Planning occurs at many different levels, from day-to-day decisions made by individuals and families, to major decisions made by governments and businesses that have comprehensive, long-term impacts on society. Management can be considered a short-term form of planning, while planning can be considered a longer-term form of management.

impervious surface

A surface through which nothing, particularly precipitation, can penetrate.


Federal Emergency Management Agency

You can find more information on the FEMA website.


The cooperation or joint provision of public services between municipalities.

urban area

A United States Census Bureau-defined geographic area of contiguous census block groups with a population density of at least 1,000 people per square mile.


The effort to reduce loss of life and property by lessening the impact of disasters.