315 IGA priorities for maintaining sites

where Wilderness fraction of IGA is equal to or greater than 0.12 (50th percentile)

85 IGA priorities for adding sites

832 HUC12 priorities for adding sites

where absolute value for IGA or HUC12 is equal to or greater than 22.2 KM2 (2 x mean IGA absolute value)

or IGA contains HUC12s where Wilderness is equal to or greater than 1 Fraction of Area (90th percentile)