Quad-level occurrenceThe recorded occurrence of a species in the area represented by a specific, named U.S. Geological Survey 7.5-minute topographic quadrangle map (quad map).
Qualifying FacilityA category of electric power producer established under the Public Utility Regulatory Policy Act (PURPA) of 1978, that includes small-power producers…
QuartziteA hard, metamorphic rock that was originally sandstone.
QuaternaryThe present period, forming the latter part of the Cenozoic Era, originating about 1 million years ago and including the Recent and Pleistocene epochs.