31 IGA priorities for maintaining sites

where IncrTN in IGA is equal to or greater than 13100 MetricTons/Yr (50th percentile)

76 IGA priorities for adding sites

where absolute value for IGA or HUC12 is equal to or greater than 5350 MetricTons/Yr (2 x mean IGA absolute value)

and 2490 IGA priorities (not plotted, refer to map) without a long-term mean value and upstream of an IGA meeting the criteria