Country surveillance profile
Mosquito-borne disease in Romania, 2025-2026 data
As of 27 July 2026, Mosticare tracks Romania surveillance for West Nile virus. Romania was among the first EU/EEA-and-neighbourhood countries to report 2026 autochthonous West Nile virus cases, 2 locally-acquired cases (both within the 2 June to 30 October 2026 enhanced-surveillance window, 0 deaths), and holds at 2 through the ECDC Week 29 reading (data to 15 July 2026). In 2026 it has reported 2 West Nile virus cases year-to-date. Each figure cites the responsible national or EU authority.
Last updated · 27 July 2026 · CC BY 4.0
Key facts
Romania was among the first EU/EEA-and-neighbourhood countries to report 2026 autochthonous West Nile virus cases, 2 locally-acquired cases (both within the 2 June to 30 October 2026 enhanced-surveillance window, 0 deaths), and holds at 2 through the ECDC Week 29 reading (data to 15 July 2026). Romania no longer leads the European count: at Week 29 Italy leads with 21 cases and Greece is second with 7, within a European Region total of 34 locally-acquired human cases across 5 countries and 28 affected areas (Italy 21, Greece 7, North Macedonia 2, Romania 2, Spain 2). Romania was a new 2026 reporting country (0 cases through W26, 2 from W27); the ECDC weekly directs readers to the joint monthly report at https://wnv-monthly.ecdc.europa.eu/ for the county/NUTS3 breakdown. INSP/CNSCBT weekly informer corroborates both RO cases as autochthonous.
Source: ECDC · Surveillance of West Nile virus infections in humans in Europe (weekly report, Week 29/2026, data to 15 July 2026); Institutul Național de Sănătate Publică (INSP) · CNSCBT weekly informer · verified 27 July 2026
The data
| Country / region | Disease | Cases | Deaths | Period | Source | Updated |
|---|---|---|---|---|---|---|
| Romania | West Nile virus | 2 | 0 | 2026 transmission season (year-to-date) | ECDC · Surveillance of West Nile virus infections in humans in Europe (weekly report) | 27 July 2026 |
| Romania | West Nile virus | 49 | 3 | 2025 transmission season | Institutul Național de Sănătate Publică (INSP) · CNSCBT | 14 June 2026 |
About surveillance in Romania
Romania runs national West Nile virus surveillance through the National Institute of Public Health (INSP) and the CNSCBT, with a transmission-season programme from early June. Cases concentrate in the south and east, including Bucharest, the Danube plain and Moldavia.
Frequently asked questions
What mosquito-borne diseases is Romania monitoring in 2026?
Mosticare tracks Romania surveillance for West Nile virus, each sourced to the responsible national authority or ECDC.
How many 2026 West Nile virus cases has Romania reported, and does it lead the European count?
Romania was among the first EU/EEA-and-neighbourhood countries to report 2026 autochthonous West Nile virus cases, 2 locally-acquired cases (both within the 2 June to 30 October 2026 enhanced-surveillance window, 0 deaths), and holds at 2 through the ECDC Week 29 reading (data to 15 July 2026). Romania no longer leads the European count: at Week 29 Italy leads with 21 cases and Greece is second with 7, within a European Region total of 34 locally-acquired human cases across 5 countries and 28 affected areas (Italy 21, Greece 7, North Macedonia 2, Romania 2, Spain 2). Romania was a new 2026 reporting country (0 cases through W26, 2 from W27); the ECDC weekly directs readers to the joint monthly report at https://wnv-monthly.ecdc.europa.eu/ for the county/NUTS3 breakdown. INSP/CNSCBT weekly informer corroborates both RO cases as autochthonous.
How many West Nile virus cases did Romania report in 2025?
Romania reported 49 West Nile virus cases and 3 deaths in 2025 (2025 transmission season), per Institutul Național de Sănătate Publică (INSP) · CNSCBT.
Sources
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About this data
Mosticare aggregates and re-publishes vector-borne disease surveillance from ECDC, EFSA, and national ministries of health. Mosticare is an aggregator, not a primary surveillance authority, every figure on this page cites the originating source and is independently verifiable. This is a partial aggregation; for the complete EU/EEA totals, ECDC is the primary source.
The data behind this page is published as free, machine-readable feeds under CC BY 4.0, the point-in-time incidence snapshot at /threat-map/feed.json (JSON Schema) and the multi-year trends at /threat-map/feed/trends.json (JSON Schema). See the live Europe threat map and the full data room.