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High hantavirus levels found in rodents in parts of US — suggesting greater exposure risk: study

Nypost · · 805 words · By Fox News
open_in_new Read the original article: https://nypost.com/2026/05/22/health/high-hantavirus-levels-found-in-rodents-in-…

fact_checkFact-Check Results

16 claims extracted and verified against multiple sources including cross-references, web search, and Wikipedia.

schedule Pending 6
check_circle Corroborated 3
info Single Source 3
verified Verified 2
verified Verified By Reference 1
help Insufficient Evidence 1
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“Researchers found unusually high hantavirus levels in rodents in the Pacific Northwest”
CORROBORATED
Multiple web search results confirm a study finding high prevalence of hantavirus in Pacific Northwest rodent populations.
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web search NEUTRAL — Hantavirus pulmonary syndrome, also called hantavirus cardiopulmonary syndrome, is a severe respiratory disease caused by hantaviruses. The main features of illness are microvascular leakage and acute…
https://en.wikipedia.org/wiki/Hantavirus_pulmonary_syndrome
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web search NEUTRAL — In all, researchers sampled 189 rodents, including deer mice, voles, and chipmunks, and discovered that the hantavirus strain infecting rats in the region was different from the Andes strain responsib…
https://www.independent.co.uk/news/science/rodents-hantaviru…
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web search NEUTRAL — Study finds widespread hantavirus exposure among Pacific Northwest rodent populations. 2 hours ago. Save for later.WSU study finds high prevalence of hantavirus in some parts of Pacific Northwest.
https://news.google.com/stories/CAAqNggKIjBDQklTSGpvSmMzUnZj…
verified
“The area with the biggest prevalence is the Palouse region, which includes parts of eastern Washington and north-central Idaho in the Pacific Northwest.”
VERIFIED BY REFERENCE
Wikipedia confirms the Palouse region encompasses parts of north central Idaho and southeastern Washington in the Pacific Northwest.
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wikipedia NEUTRAL — The giant Palouse earthworm or Washington giant earthworm (Driloleirus americanus, meaning lily-like worm) is a species of earthworm belonging to the genus Driloleirus inhabiting the Palouse region of…
https://en.wikipedia.org/wiki/Giant_Palouse_earthworm
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wikipedia NEUTRAL — The Palouse ( pə-LOOSS) is a geographic region of the northwestern United States, encompassing parts of north central Idaho, southeastern Washington (part of eastern Washington), and by some definitio…
https://en.wikipedia.org/wiki/Palouse
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wikipedia NEUTRAL — The Palouse River is a tributary of the Snake River in Washington and Idaho, in the northwest United States. It flows for 167 miles (269 km) southwestwards, primarily through the Palouse region of sou…
https://en.wikipedia.org/wiki/Palouse_River
+ 3 more evidence sources
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“Researchers from Washington State University’s College of Veterinary Medicine found unexpectedly high levels of Sin Nombre virus (SNV), which is the strain most strongly linked to hantavirus pulmonary syndrome (HPS) — among local rodent populations.”
CORROBORATED
Web search results explicitly link a WSU study to the finding of Sin Nombre virus (SNV) in the region and confirm the existence of the WSU College of Veterinary Medicine.
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wikipedia NEUTRAL — Michigan State University (Michigan State or MSU) is a public land-grant research university in East Lansing, Michigan, United States. It was founded in 1855 as the Agricultural College of the State o…
https://en.wikipedia.org/wiki/Michigan_State_University
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wikipedia NEUTRAL — Washington State University (WSU, or colloquially Wazzu) is a public land-grant research university in Pullman, Washington, United States. Founded in 1890, WSU is also one of the oldest land-grant uni…
https://en.wikipedia.org/wiki/Washington_State_University
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wikipedia NEUTRAL — The Washington State University College of Veterinary Medicine (CVM) is the veterinary school and one of the ten colleges of Washington State University. Established in 1899, it is the sole veterinary…
https://en.wikipedia.org/wiki/Washington_State_University_Co…
+ 3 more evidence sources
info
“In summer 2023, they collected samples from 189 deer mice, voles and chipmunks at eight farms and two forest sites.”
SINGLE SOURCE
While the general study is mentioned in web results, the specific numbers (189 rodents, 8 farms, 2 forest sites) are not independently corroborated across multiple distinct sources in the provided evidence.
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wikipedia NEUTRAL — Year 189 (CLXXXIX) was a common year starting on Wednesday of the Julian calendar. At the time, it was known as the Year of the Consulship of Silanus and Silanus (or, less frequently, year 942 Ab urbe…
https://en.wikipedia.org/wiki/189
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wikipedia NEUTRAL — 189 is a year. 189 may also refer to: 189 (number) UFC 189 189 Phthia Interstate 189 Lectionary 189 NGC 189
https://en.wikipedia.org/wiki/189_(disambiguation)
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wikipedia NEUTRAL — UFC 189: Mendes vs. McGregor was a mixed martial arts event held on July 11, 2015, at the MGM Grand Garden Arena in Las Vegas, Nevada.
https://en.wikipedia.org/wiki/UFC_189
+ 3 more evidence sources
info
“Nearly 30% of sampled rodents showed evidence of prior exposure and about 10% had active infections”
SINGLE SOURCE
The specific percentages (30% exposure, 10% active infection) are not found in the provided evidence snippets from multiple independent sources.
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wikipedia NEUTRAL — In mathematics, particularly in mathematical analysis and measure theory, an approximately continuous function is a concept that generalizes the notion of continuous functions by replacing the ordinar…
https://en.wikipedia.org/wiki/Approximately_continuous_funct…
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wikipedia NEUTRAL — An approximation is anything that is intentionally similar but not exactly equal to something else.
https://en.wikipedia.org/wiki/Approximation
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wikipedia NEUTRAL — The Hobby Lobby smuggling scandal started in 2009 when representatives of the Hobby Lobby chain of craft stores received a large number of clay bullae and tablets originating in the ancient Near East.…
https://en.wikipedia.org/wiki/Hobby_Lobby_smuggling_scandal
+ 3 more evidence sources
info
“The rodents that tested positive were from both agricultural environments (farms) and natural settings (wilderness).”
SINGLE SOURCE
The evidence mentions the study and the region, but the specific detail about positive tests in both agricultural and wilderness settings is not independently corroborated in the snippets.
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web search NEUTRAL — The hantavirus genome consists of three single-stranded negative-sense RNA segments that encode one protein each: an RNA-dependent RNA polymerase (RdRp), a spike glycoprotein precursor, and the N prot…
https://en.wikipedia.org/wiki/Orthohantavirus
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web search NEUTRAL — May 13, 2024 · Signs and symptoms Hantavirus pulmonary syndrome (HPS) HPS is a severe and potentially deadly disease that affects the lungs. Symptoms of HPS usually start to show 1 to 8 weeks after co…
https://www.cdc.gov/hantavirus/about/index.html
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web search NEUTRAL — May 6, 2026 · WHO fact sheet on hantaviruses provides key facts and information on transmission, symptoms, diagnosis, treatment, prevention and control, and public health response.
https://www.who.int/news-room/fact-sheets/detail/hantavirus
verified
“While deer mice are the primary carriers of hantavirus pulmonary syndrome, the researchers found infections across multiple rodent species.”
VERIFIED
The CDC and other health sources confirm that deer mice are the primary carriers of hantavirus pulmonary syndrome in the US.
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web search NEUTRAL — Hantaviruses found in the Western Hemisphere, including here in the United States, can cause hantavirus pulmonary syndrome (HPS). The most common hantavirus that causes HPS in the United States is spr…
https://www.cdc.gov/hantavirus/about/index.html
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web search NEUTRAL — Find information about Hantavirus, which is spread mainly by rodents, and learn how to minimize the risk of getting the virus.Hantavirus can infect people of all ages and genders. People are at risk o…
https://www.saskatchewan.ca/residents/health/diseases-and-co…
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web search NEUTRAL — This hantavirus outbreak is a smaller, slower-moving version of the same lesson: the line between human health, animal health, and the places we travel for pleasure is much smaller than we like to thi…
https://medicalxpress.com/news/2026-05-hantavirus-cruise-shi…
verified
“The findings were published in 2026 in Emerging Infectious Diseases, a peer-reviewed journal from the Centers for Disease Control and Prevention.”
VERIFIED
Wikipedia and CDC sources confirm 'Emerging Infectious Diseases' is a peer-reviewed journal from the CDC. A web search result specifically mentions a June 2026 issue of the journal.
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wikipedia NEUTRAL — The Centers for Disease Control and Prevention (CDC) is the national public health agency of the United States. It is a United States federal agency under the Department of Health and Human Services (…
https://en.wikipedia.org/wiki/Centers_for_Disease_Control_an…
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wikipedia NEUTRAL — An emerging infectious disease (EID) refer to infectious diseases that have either newly appeared in a population or have existed but are rapidly increasing in incidence, geographic range, or severity…
https://en.wikipedia.org/wiki/Emerging_infectious_disease
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wikipedia NEUTRAL — Infectious disease on cruise ships is a hazard associated with cruises. Outbreaks of contagious diseases can spread quickly due to the confined cruise ship environment, reliance on shared spaces, the …
https://en.wikipedia.org/wiki/Infectious_disease_on_cruise_s…
+ 3 more evidence sources
help
“The Sin Nombre virus, the most common hantavirus in the US, is typically spread to humans through inhalation of aerosolized rodent urine, droppings or saliva and is not known to spread person-to-person.”
INSUFFICIENT EVIDENCE
No evidence was provided in the search results specifically detailing the transmission methods of the Sin Nombre virus or its status as the most common US hantavirus.
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“This is different from the Andes virus, the strain linked to the recent outbreak on board the MV Hondius cruise ship.”
CORROBORATED
Cross-reference and web search results confirm an outbreak on the MV Hondius cruise ship linked to the Andes virus, which is noted as being different from the strains found in the PNW study.
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cross reference SUPPORTS — According to the WHO, eight cases have so far been linked to the outbreak on the cruise ship MV Hondius.
https://www.dailymaverick.co.za/article/2026-05-10-authoriti…
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“The Andes virus is the only hantavirus that is capable of spreading between people through close, prolonged contact.”
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“since national tracking began in 1993, the illness has remained rare, with 864 cases reported between 1993 and 2022.”
PENDING
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“Most cases have occurred in Colorado, New Mexico and Arizona, and 94% have been reported in states west of the Mississippi River”
PENDING
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“Contagious hantavirus strain may stay in human sperm for six years — and turn into an STI”
PENDING
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“CDC monitoring 41 people for hantavirus after deadly cruise infection”
PENDING
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“6 passengers from hantavirus-hit ship arrive in Australia for 3-week quarantine”
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info Disclaimer: This analysis is generated by AI and should be used as a starting point for critical thinking, not as definitive truth. Claims are verified against publicly available sources. Always consult the original article and additional sources for complete context.