# Record number of West Nile virus cases since 2004, CDC warns ahead of holiday weekend

> **Newsylist Open Intelligence Dossier** · First detected: 2026-07-02 16:06 UTC · Category: Health · Sources: 5 · Current Velocity: 2.8

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| CIDRAP | US sees earliest start to West Nile virus season and most cases by late June since 2004 | 2026-07-01 21:35 | [Source Link](https://news.google.com/rss/articles/CBMisgFBVV95cUxPTklWZV93dlVBTFF3bXkyQzZ4dTZtTGZBU0hyQUNRcXJCNEVwamNDaWUxQTNka2c1QlZrcmNmY3BCVnZ4MDZ4V1N2bS1kMmRFeEtza016ZkpGZHdWaERPTldzeEFGYmpVb1VOUEN4dktkS3lIVER3S3dtS3pJMXdRN0tWM0JmS2FmZjBjUlpyNGZsalppYTlZNkxIZGFXZFl2NEhidkhGbjZHWlliUDhkcWdn?oc=5) |
| CNN | Early, intense West Nile season may signal a severe year for the mosquito-borne illness, CDC says | 2026-07-01 21:35 | [Source Link](https://news.google.com/rss/articles/CBMigAFBVV95cUxNSW9jdDNYV0thNnVFV2l2N3ljekM1WGF2UGd1eEV6bmhNR0QtbDdYQWdUZTZySVpUcnJrX3dsQkVDM25QSElQTlZYVTg3cWxtVzlfOG1TMTlmaTN3ZDAyQVlFUnAtbFJiMG0yNXZvZXBvT0RfblZBYjlQdEJTc1lpMQ?oc=5) |
| KJZZ | West Nile virus season is off to worst start in 20 years. Most cases are in Arizona | 2026-07-01 21:35 | [Source Link](https://news.google.com/rss/articles/CBMivwFBVV95cUxNdTlfUTVCMUw5aUFsaWRxODdMU0JOWFd3bTJwd2pWZXhORjZ1RmVtV2pPSWV4bEdiZ1pGZHQ4NGRDRjZad1JfQWMxV2F6MXZpcGVSUG02S1B2N2w1ZHplc0puNjdZZ0NJOTBNRTJobHlWWHRERDUxUDFPV0lBRU0tV0xzU2hlWndFclNIYk5ZdU1DM3dPRFpEUjJHQndqVS11VFhhRzhLV1NzM0JVNE15TzR1dmpiZmRBZXdSRUcxSQ?oc=5) |
| KRCR | West Nile Virus confirmed in Butte County, officials urge residents to prevent spread | 2026-07-01 21:35 | [Source Link](https://news.google.com/rss/articles/CBMitAFBVV95cUxPbkhGanNuLWpUdy1tV1h6cG5YclRtaWp6Q3gyelZyM3JzdlgyQXNqYjBUT3l3SXctMHBrY0ZkZjlLaWdBazg5Z2RYQ3VxQ193U3Bmb0Zyc1lyOU5TMXMxcXdYNHJjd2d0cjBxcm1STTd0clR0UHVTdFdvRGUtT2FzVTdxRURuTEV1empyY2s1YWpVWEt6bjF5UDlsaWgwMWdnZUo4Y3dtZ2lJUXlSTHl1ZUFMNXA?oc=5) |
| The Hill | West Nile virus cases hit 22-year spike. Here’s where activity is highest in US | 2026-07-01 21:35 | [Source Link](https://news.google.com/rss/articles/CBMixgFBVV95cUxNVWt5VlNBMWNEWmhxQ2UwaUoxdlNTVmlPUFhvcDgtVVloaFU5TXZGMUNMRzBrb0NlOXBjTXI3WlcycTJ2UWh2TVdHLU5HaTJxb3NpbXV3Wl8wOTRycFNEejhnc21IcWYtQ19JX3lDNjZXdFJMcjh5MzMtZEdhUXlseXRVWlJzN2pxVFdFZnZMbEVuUlZtWE5HaERUWEJRd3NoelRnVzJFLUpjNWY0RlQ5TmotVzVNazdsdGlHUzc4LWdDenBtTkHSAcsBQVVfeXFMTi1WT1F4V1hGMHY3MzBoNDZMMmZXSGVMaEpGTE9vVWo2am1hYkdnS2tpaVF2NkpMY241aWJLMl83ZHpQSE1kUXVpcEhFcWFVTmNnOGxmUmFTbHctYkZNQkg0LU1Hc0pZSmVWOWI4WFdGSWF5V2tSRzV6blBPLXNtbl91RmE4YXlGV1JHbVA) |

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