Counties where late blight reported in the Northeastern U.S., 2017-2022

Printer-friendly .pdf version of this table.

State – region	2022	2021	2020	2019	2018	2017
NY – western		Niagara	Chautauqua	Cattaraugus, Genesee, Niagara, Ontario, Orleans, Steuben, Yates	Allegany, Cattaraugus, Genesee,	Cattaraugus, Erie, Genesee, Niagara, Ontario, Orleans, Steuben, Yates
NY – central					Onondaga, St. Lawrence, Tioga	Tompkins, Wayne
NY – eastern						Broome, Livingston, Monroe,
NY – Long Island					Suffolk	Suffolk
PA – western				Erie, Indiana	Indiana	Erie, Indiana
PA – central				Blair, Cambria, Centre, Clinton	Blair, Centre	Cumberland
PA – eastern			Lancaster	Columbia, Luzerne	Lancaster, Susquehanna, York	Chester, Columbia, Lancaster, Mercer
NJ
CT						Hartford
RI
MA						Franklin, Hampshire
VT						Chittenden
NH
ME		Aroostook				Aroostook
# confirmed reports (US total)	0 (9)	2 (7)	2 (11)	24 (40)	17 (30)	37 (75)

The following maps of yearly reported late blight occurrences are copied from the USABlight reporting website.