Illness caused by West Nile virus (WNV) infection has been confirmed by the USDA’s National Veterinary Services Laboratories (NVSL) in equids from 30 states: Alabama, Arkansas, Colorado, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Jersey, New Mexico, North Dakota, Ohio, Oklahoma, Pennsylvania, South Dakota, Tennessee, Texas, Virginia,Wisconsin, and Wyoming.

The total number of equine cases of WNV tested at the NVSL or reported by state officials so far this year is 3,453.  That is an increase of 1,093 cases from one week ago.

The cases are from 32 states: Alabama (10), Arkansas (41), Colorado (98), Florida (91), Georgia (15), Illinois (140), Indiana (57), Iowa (119), Kansas (119), Kentucky (133), Louisiana (241), Maryland (1), Michigan (3), Minnesota (338), Mississippi (138), Missouri (145), Montana (26), Nebraska (572), New Jersey (5), New Mexico (12), New York (3), North Dakota (361), Ohio (55), Oklahoma (17), Pennsylvania (7), South Dakota (425), Tennessee (18), Texas (236), Vermont (1), Virginia (3), Wisconsin (17), and Wyoming (13)