A reference condition is the set of attributes of ecological resources that assist in identifying the location of a portion of the resource population along a condition continuum from the worst possible condition to the best possible condition given the prevailing topography, soil, geology, potential vegetation, and general land use of the region. reference condition typically refers to the best resource condition, but it is used more broadly in EMAP. (Term added 1993.)
Other /More definition:
A Reference Condition is set of selected measurements or conditions of unimpaired or minimally impaired waterbodies Characteristic of a waterbody type in a region.
Other /More definition:
A reference condition is the chemical, physical, or biological quality or condition exhibited at either a single site or an aggregation of sites that represent the least impared or reasonably attainable condition at the least impared reference sites.
Other /More definition:
A Reference Condition is Set of selected measurements or conditions of minimally impaired waterbodies Characteristic of a waterbody type in a region.

Related Articles

Ecoregion ■■■■■■■
An ecoregion is a relatively homogeneous geographic area "perceived by simultaneously analyzing a combination . . . Read More
Landscape characterization ■■■■■■
Landscape characterization: A landscape characterization is Documentation of the traits and patterns . . . Read More
Landscape at top500.de■■■■■■
There are two main meanings for the word landscape: it can refer to the visible features of an area of . . . Read More
Habitat ■■■■■■
A habitat isthe natural home of an animal or plant, the sum of the Environmental conditions that determine . . . Read More
Habitat at top500.de■■■■■■
Habitat is an ecological or environmental area that is inhabited by a particular species of animal, plant, . . . Read More
Population units ■■■■■■
Population units: population units are the entities that make up a target population. The units can be . . . Read More
Mean ■■■■■■
The Mean is the arithmetic averagea measure of central tendency In the context of the environment, "mean" . . . Read More
Ecological Integrity ■■■■■
An Ecological Integrity is the condition of an unimpaired ecosystem as measured by combined chemical, . . . Read More
Aspect ■■■■■
Aspect in the environment context refers to a specific feature, characteristic, or factor of the natural . . . Read More
Indicator ■■■■■
Indicator: An indicator is In EMAP, characteristics of the environment both abiotic and biotic, that . . . Read More