Region	Number of Water Bodies Modeled	Water Bodies in Exceedance of Critical Load				Percent Reduction
		2000–2002		2019–2021
		Number of Sites	Percent of Sites	Number of Sites	Percent of Sites
New England (CT, MA, ME, NH, RI, VT)	2,309	Water Bodies in Exceedance of Critical Load, 2000–2002	548	24%	Water Bodies in Exceedance of Critical Load, 2017–2019	101	4%	82%
Adirondack (NY)	1,581	Water Bodies in Exceedance of Critical Load, 2000–2002	688	44%	Water Bodies in Exceedance of Critical Load, 2017–2019	151	10%	78%
Northern Mid-Atlantic (NY, NJ, PA)	1,200	Water Bodies in Exceedance of Critical Load, 2000–2002	351	29%	Water Bodies in Exceedance of Critical Load, 2017–2019	32	3%	91%
Southern Mid-Atlantic (KY, MD, VA, WV)	1,840	Water Bodies in Exceedance of Critical Load, 2000–2002	1000	54%	Water Bodies in Exceedance of Critical Load, 2017–2019	94	5%	91%
Southern Appalachian Mountains (AL, GA, SC, TN)	939	Water Bodies in Exceedance of Critical Load, 2000–2002	364	39%	Water Bodies in Exceedance of Critical Load, 2017–2019	80	9%	78%
Total Units	7,869	Water Bodies in Exceedance of Critical Load, 2000–2002	2,951	38%	Water Bodies in Exceedance of Critical Load, 2017–2019	458	5.8%	84%