ECDC - West Nile Virus in Europe and neighbouring countries 2020 - Map - Cases - Updated November 27, 2020

[Gert van der Hoek]

Situation update


Between 2 and 8 October 2020, EU Member States reported 28 human cases of WNV infection: Italy (11), Germany (7), Greece (5), Spain (3) and Romania (2). Two regions in Germany (Meissen and Halle (Saale)) reported locally-acquired human cases of WNV infection for the first time through TESSy. All other cases were reported from areas that have been affected during previous transmission seasons. This week, one death was reported by Romania. No human cases of WNV infection or deaths were reported from EU neighbouring countries.

Since the start of the 2020 transmission season and as of 8 October 2020, EU Member States have reported 285 human cases of WNV infection and 31 deaths through TESSy: Greece (135, including 20 deaths), Spain (75, including 7 deaths), Italy (54, including 3 deaths), Germany (12), Romania (6, including 1 death) and Hungary (3). The province of Badajoz, Spain, and five regions in Germany reported locally-acquired human cases of WNV infection for the first time (regions of Barnim, Ostprignitz-Ruppin, Saalekreis, Halle (Saale) and Meissen). All other cases were reported from areas that have been affected during previous transmission seasons. No cases have been reported from EU neighbouring countries.

Since the beginning of the 2020 transmission season, 162 outbreaks among equids have been reported. These outbreaks have been reported by Spain (126), Germany (18), Italy (12), France (3), Hungary (1), Portugal (1) and Austria (1) through ADNS. No outbreaks among birds have been reported through ADNS.

[Gert van der Hoek]

Situation update


Between 9 and 15 October 2020, EU Member States reported 14 human cases of WNV infection: Italy (11), Greece (2) and Bulgaria (1). Pazardzhik Province in Bulgaria reported a locally-acquired human case of WNV infection for the first time through TESSy. All other cases were reported from areas that have been affected during previous transmission seasons. This week, three deaths were reported, by Italy (2) and Bulgaria (1). No human cases of WNV infection or deaths were reported from EU neighbouring countries.

On 15 October 2020, Dutch health authorities reported the first locally-acquired human WNV infection in the Netherlands. The patient had no travel history and it is suspected that he may have contracted the virus through a mosquito bite in the region of Utrecht. In this region, WNV-infected birds and mosquitoes have been detected in August and September. As this case has been reported through TESSy yet, it is currently not represented on the maps and in the Surveillance Atlas.

Since the start of the 2020 transmission season and as of 15 October 2020, EU Member States have reported 299 human cases of WNV infection and 34 deaths through TESSy: Greece (137, including 20 deaths), Spain (75, including 7 deaths), Italy (65, including 5 deaths), Germany (12), Romania (6, including 1 death), Hungary (3) and Bulgaria (1). Pazardzhik Province in Bulgaria, the Province of Badajoz in Spain, and five regions in Germany (regions of Barnim, Ostprignitz-Ruppin, Saalekreis, Halle (Saale) and Meissen) reported locally-acquired human cases of WNV infection for the first time. All other cases were reported from areas that have been affected during previous transmission seasons. No cases have been reported from EU neighbouring countries.

Since the beginning of the 2020 transmission season, 167 outbreaks among equids have been reported. These outbreaks have been reported by Spain (127), Germany (18), Italy (12), France (5), Portugal (2), Austria (2) and Hungary (1) through ADNS. Since the beginning of the 2020 transmission season, two outbreaks among birds have been reported through ADNS, both by Bulgaria.

[Gert van der Hoek]

Situation update


Between 16 and 22 October 2020, EU Member States reported seven human cases of WNV infection: Greece (5), Spain (1) and the Netherlands (1). All cases were reported from areas that have been affected during previous transmission seasons. This week, no deaths were reported. No human cases of WNV infection or deaths were reported from EU neighbouring countries.

Since the start of the 2020 transmission season and as of 22 October 2020, EU Member States have reported 306 human cases of WNV infection and 34 deaths through TESSy: Greece (142, including 20 deaths), Spain (76, including 7 deaths), Italy (65, including 5 deaths), Germany (12), Romania (6, including 1 death), Hungary (3), Bulgaria (1, including 1 death) and the Netherlands (1). Pazardzhik Province in Bulgaria, the Province of Badajoz in Spain, and five regions in Germany (regions of Barnim, Ostprignitz-Ruppin, Saalekreis, Halle (Saale) and Meissen) reported locally-acquired human cases of WNV infection for the first time. All other cases were reported from areas that have been affected during previous transmission seasons. No cases have been reported from EU neighbouring countries.

Since the beginning of the 2020 transmission season, 173 outbreaks among equids have been reported. These outbreaks have been reported by Spain (131), Germany (20), Italy (12), France (5), Portugal (2), Austria (2) and Hungary (1) through the Animal Disease Notification System (ADNS). Since the beginning of the 2020 transmission season, two outbreaks among birds have been reported through ADNS, both by Bulgaria.

[Gert van der Hoek]

Situation update


Between 23 and 29 October 2020, EU Member States reported two human cases of WNV infection: Greece (1) and Italy (1). These cases were reported from areas that have been affected during previous transmission seasons. This week, two deaths were reported by Greece. No human cases of WNV infection or deaths were reported from EU neighbouring countries.

Since the start of the 2020 transmission season and as of 29 October 2020, EU Member States have reported 308 human cases of WNV infection including 36 deaths through TESSy: Greece (143, including 22 deaths), Spain (76, including 7 deaths), Italy (66, including 5 deaths), Germany (12), Romania (6, including 1 death), Hungary (3), Bulgaria (1, including 1 death) and the Netherlands (1).

The province of Pazardzhik in Bulgaria, the province of Badajoz in Spain, the region of Utrecht in the Netherlands and five regions in Germany (Barnim, Ostprignitz-Ruppin, Saalekreis, Halle (Saale) and Meissen) reported locally-acquired human cases of WNV infection for the first time. All other cases were reported from areas that have been affected during previous transmission seasons. No cases have been reported from EU neighbouring countries.

Since the beginning of the 2020 transmission season, 178 outbreaks among equids have been reported. These outbreaks have been reported by Spain (136), Germany (20), Italy (12), France (5), Portugal (2), Austria (2) and Hungary (1) through the Animal Disease Notification System (ADNS). Since the beginning of the 2020 transmission season, two outbreaks among birds have been reported through ADNS, both by Bulgaria.

[Gert van der Hoek]

Situation update


Between 30 October and 5 November 2020, EU Member States reported seven human cases of WNV infection: the Netherlands (5), Spain (1) and Germany (1). These cases were reported from areas that have already been affected during the current and/or previous transmission seasons. This week, no deaths were reported. EU neighbouring countries reported 17 human cases of WNV infection, all were reported by Israel.

Since the start of the 2020 transmission season and as of 5 November 2020, EU Member States have reported 315 human cases of WNV infection, including 36 deaths, through TESSy: Greece (143, including 22 deaths), Spain (77, including 7 deaths), Italy (66, including 5 deaths), Germany (13), Romania (6, including 1 death), the Netherlands (6), Hungary (3) and Bulgaria (1, including 1 death). The province of Pazardzhik in Bulgaria, the province of Badajoz in Spain, the region of Utrecht in the Netherlands and five regions in Germany (Barnim, Ostprignitz-Ruppin, Saalekreis, Halle (Saale) and Meissen) reported locally-acquired human cases of WNV infection for the first time. All other cases were reported from areas that have been affected during previous transmission seasons.

EU neighbouring countries reported 17 human cases of WNV infection, all were reported by Israel.

Since the beginning of the 2020 transmission season, 178 outbreaks among equids have been reported. These outbreaks have been reported by Spain (136), Germany (20), Italy (12), France (5), Portugal (2), Austria (2) and Hungary (1) through the Animal Disease Notification System (ADNS). Since the beginning of the 2020 transmission season, two outbreaks among birds have been reported through ADNS, both by Bulgaria.

[Gert van der Hoek]

Situation update


Between 6 and 12 November 2020, EU Member States reported no new human cases of WNV infection and no deaths through TESSy. EU neighbouring countries also did not report any human cases of WNV infection.

On 11 November, Dutch health authorities reported that a total of seven people in the Netherlands were diagnosed with West Nile virus infections this year. One patient contracted WNV in the Arnhem region, the others were infected in the Utrecht region. The five newly reported patients in the Utrecht region all became infected in the months of July or August. The patient from the Arnhem region, only contracted the virus in October. This is remarkable, because the mosquito season is almost over. As the case from Arnhem region has not been reported through TESSy yet, it is currently not represented on the maps and in the Surveillance Atlas.

Since the start of the 2020 transmission season and as of 12 November 2020, EU Member States have reported 315 human cases of WNV infection, including 36 deaths, through TESSy: Greece (143, including 22 deaths), Spain (77, including 7 deaths), Italy (66, including 5 deaths), Germany (13), Romania (6, including 1 death), the Netherlands (6), Hungary (3) and Bulgaria (1, including 1 death). The province of Pazardzhik in Bulgaria, the province of Badajoz in Spain, the region of Utrecht in the Netherlands and five regions in Germany (Barnim, Ostprignitz-Ruppin, Saalekreis, Halle (Saale) and Meissen) reported locally-acquired human cases of WNV infection for the first time. All other cases reported through TESSy were reported from areas that have been affected during previous transmission seasons.
EU neighbouring countries reported 17 human cases of WNV infection, all were reported by Israel.

Since the beginning of the 2020 transmission season, 181 outbreaks among equids have been reported. These outbreaks have been reported by Spain (137), Germany (20), Italy (14), France (5), Portugal (2), Austria (2) and Hungary (1) through the Animal Disease Notification System (ADNS). Since the beginning of the 2020 transmission season, two outbreaks among birds have been reported through ADNS, both by Bulgaria.

[Gert van der Hoek]

Situation update


Between 13 and 19 November 2020, EU Member States reported one new human case of WNV infection. The case was reported by the Netherlands from the region of Arnhem/ Nijmegen. This region reported a locally acquired human case of WNV infection for the first time through TESSy. One death was reported by Greece. No human cases of WNV infection or deaths were reported from EU-neighbouring countries.

Since the start of the 2020 transmission season, and as of 19 November 2020, EU Member States have reported 316 human cases of WNV infection, including 37 deaths, through TESSy: Greece (143, including 23 deaths), Spain (77, including 7 deaths), Italy (66, including 5 deaths), Germany (13), Romania (6, including 1 death), the Netherlands (7), Hungary (3) and Bulgaria (1, including 1 death). The province of Pazardzhik in Bulgaria, the province of Badajoz in Spain, the regions of Utrecht and Arnhem/ Nijmegen in the Netherlands and five regions in Germany (Barnim, Ostprignitz-Ruppin, Saalekreis, Halle (Saale) and Meissen) reported locally acquired human cases of WNV infection for the first time. All other cases reported through TESSy were reported from areas that have been affected during previous transmission seasons.
EU-neighbouring countries reported 17 human cases of WNV infection; all were reported by Israel.

Since the beginning of the 2020 transmission season, 182 outbreaks among equids have been reported. These outbreaks have been reported by Spain (138), Germany (20), Italy (14), France (5), Portugal (2), Austria (2) and Hungary (1) through the Animal Disease Notification System (ADNS). Since the beginning of the 2020 transmission season, two outbreaks among birds have been reported through ADNS, both by Bulgaria.

[Gert van der Hoek]

Situation update


Between 20 and 26 November 2020, EU Member States and EU-neighbouring countries reported no new human cases nor deaths of WNV infection.

Since the start of the 2020 transmission season, and as of 26 November 2020, EU Member States have reported 316 human cases of WNV infection, including 37 deaths, through TESSy: Greece (143, including 23 deaths), Spain (77, including 7 deaths), Italy (66, including 5 deaths), Germany (13), Romania (6, including 1 death), the Netherlands (7), Hungary (3) and Bulgaria (1, including 1 death). The province of Pazardzhik in Bulgaria, the province of Badajoz in Spain, the regions of Utrecht and Arnhem/Nijmegen in the Netherlands and five regions in Germany (Barnim, Ostprignitz-Ruppin, Saalekreis, Halle (Saale) and Meissen) reported locally acquired human cases of WNV infection for the first time. All other cases reported through TESSy were reported from areas that have been affected during previous transmission seasons.

EU-neighbouring countries reported 17 human cases of WNV infection; all were reported by Israel.

Since the beginning of the 2020 transmission season, 185 outbreaks among equids have been reported. These outbreaks have been reported by Spain (139), Germany (20), Italy (15), France (5), Portugal (2), Austria (2), Greece (1) and Hungary (1) through the Animal Disease Notification System (ADNS). Since the beginning of the 2020 transmission season, two outbreaks among birds have been reported through ADNS, both by Bulgaria.