Region	Number of Water Bodies Modeled	Water Bodies in Exceedance of Critical Load				Percent Reduction
		2000–2002		2018–2020
		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	652	28%	Water Bodies in Exceedance of Critical Load, 2017–2019	96	4%	85%
Adirondack (NY)	1,581	Water Bodies in Exceedance of Critical Load, 2000–2002	834	53%	Water Bodies in Exceedance of Critical Load, 2017–2019	156	10%	81%
Northern Mid-Atlantic (NY, NJ, PA)	1,200	Water Bodies in Exceedance of Critical Load, 2000–2002	364	30%	Water Bodies in Exceedance of Critical Load, 2017–2019	22	2%	94%
Southern Mid-Atlantic (KY, MD, VA, WV)	1,841	Water Bodies in Exceedance of Critical Load, 2000–2002	974	53%	Water Bodies in Exceedance of Critical Load, 2017–2019	103	6%	83%
Southern Appalachian Mountains (AL, GA, SC, TN)	940	Water Bodies in Exceedance of Critical Load, 2000–2002	320	34%	Water Bodies in Exceedance of Critical Load, 2017–2019	54	6%	83%
Total Units	7,871	Water Bodies in Exceedance of Critical Load, 2000–2002	3,144	40%	Water Bodies in Exceedance of Critical Load, 2017–2019	431	5.5%	86%