Snapshot from Aug 07, 2026 at 07:00 UTC. For live data and tracking: View Live
Events / Accidents / Delaware measles case confirmed
Accidents disease outbreak

Delaware measles case confirmed

Analysis based on 8 articles · First reported Jul 20, 2026 · Last updated Jul 21, 2026

Sentiment
-10
Attention
1
Articles
8
Market Impact
General
Live prominence charts, article sentiment distribution, and event development timeline available on the Ergen Dashboard
Market Impact

The outbreak may increase demand for MMR vaccines and related healthcare services, but the localized nature limits broader market impact. Vaccine manufacturers and healthcare providers could see minor positive sentiment.

healthcare
Event Summary

Delaware reported its first measles case in over a decade on July 20, 2026, in an unvaccinated man from Kent County. The United States — Delaware Division of Public Health is conducting contact tracing and urging vaccination. This case is linked to a larger outbreak in United States — Pennsylvania, which has seen over 100 cases since April, primarily in Lancaster County, with recent spread to Indiana and Snyder Counties. Measles is highly contagious and can cause severe complications. The MMR vaccine is 97% effective.

Key Actions
100 United States — Delaware Division of Public Health confirmed first case
90 United States — Pennsylvania grappling with outbreak
80 United States — Delaware Division of Public Health conducting contact tracing
70 United States — Pennsylvania reported spread to counties
60 United States — Delaware Division of Public Health encouraged vaccination
Entities Involved
govactor
United States — Delaware Division of Public Health
Leading response to the first measles case in Delaware in over a decade, conducting contact tracing and public health advisories.
Importance 100.0 Sentiment -10.0
loc
United States — Kent County, Delaware
Location of the confirmed measles case; local health resources are mobilized.
Importance 80.0 Sentiment -10.0
loc
United States — Pennsylvania
Experiencing a major measles outbreak with over 100 cases since April, which has now spread to Delaware.
Importance 70.0 Sentiment -20.0
loc
United States — Lancaster County, Pennsylvania
Epicenter of the United States — Pennsylvania outbreak with 61 cases; most cases in unvaccinated individuals.
Importance 60.0 Sentiment -20.0
govactor
United States — Centers for Disease Control and Prevention
Provides guidelines and support for measles outbreak management; not directly involved in this case.
Importance 30.0 Sentiment 0.0
loc
United States — Indiana County, Pennsylvania
New county reporting measles cases as part of the United States — Pennsylvania outbreak.
Importance 30.0 Sentiment -10.0
loc
United States — Snyder County, Pennsylvania
New county reporting measles cases as part of the United States — Pennsylvania outbreak.
Importance 30.0 Sentiment -10.0
loc
United States — Northumberland County, Pennsylvania
Neighboring county to Snyder County with six previously reported cases.
Importance 20.0 Sentiment -10.0
loc
United States — Chester County, Pennsylvania
Philadelphia region county with six reported measles cases.
Importance 20.0 Sentiment -10.0
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Ergen is a news intelligence platform that converts raw news articles into structured data. It tracks events, entities, and the relationships between them, with sentiment and attention metrics derived from thousands of articles. Pages on this site are daily static snapshots from the platform's live database. For real-time tracking, search, and alerts, the full dashboard is at app.ergen.ai.