Region	Number of Water Bodies Modeled	Water Bodies in Exceedance of Critical Load				Percent Reduction
		2000–2002		2016–2018
		Number of Sites	Percent of Sites	Number of Sites	Percent of Sites
New England (CT, MA, ME, NH, RI, VT)	2,195	Water Bodies in Exceedance of Critical Load, 2000–2002	580	26%	Water Bodies in Exceedance of Critical Load, 2016–2018	116	5%	80%
Adirondack (NY)	312	Water Bodies in Exceedance of Critical Load, 2000–2002	163	52%	Water Bodies in Exceedance of Critical Load, 2016–2018	36	12%	78%
Northern Mid-Atlantic (NY, NJ, PA)	1,146	Water Bodies in Exceedance of Critical Load, 2000–2002	301	26%	Water Bodies in Exceedance of Critical Load, 2016–2018	36	3%	88%
Southern Mid-Atlantic (KY, MD, VA, WV)	1,740	Water Bodies in Exceedance of Critical Load, 2000–2002	968	56%	Water Bodies in Exceedance of Critical Load, 2016–2018	179	10%	82%
Southern Appalachian Mountains (AL, GA, SC, TN)	882	Water Bodies in Exceedance of Critical Load, 2000–2002	298	34%	Water Bodies in Exceedance of Critical Load, 2016–2018	62	7%	79%
Total Units	6,275	Water Bodies in Exceedance of Critical Load, 2000–2002	2,310	37%	Water Bodies in Exceedance of Critical Load, 2016–2018	429	7%	81%