Hantavirus case reported in Arapahoe County, Colorado
Read original atoutbreaknewstoday.substack.com
Arapahoe County, Colorado, United StatesConfidence 90%1 affectedJun 1, 2026
A resident of Arapahoe County, Colorado, has tested positive for hantavirus and is recovering, with the case linked to local rodent exposure.
Species mentioned
- humans
Source articles
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- PrimaryHantavirus case reported in Arapahoe County, Colorado
outbreaknewstoday.substack.com · 2026-06-01
Outbreak News Today reported on May 30, 2026, that Arapahoe County Public Health confirmed a resident tested positive for hantavirus and is recovering well. The resident had known local rodent exposure and no connection to the MV Hondius outbreak or the Douglas County death. In Colorado, Sin Nombre hantavirus is common and spread by deer mice, not person-to-person.
- ReferenceHantavirus case reported in Arapahoe County, Colorado - Outbreak News Today
vertexaisearch.cloud.google.com · 2026-06-01
Arapahoe County Public Health reported a resident tested positive for hantavirus and is recovering. The individual had local rodent exposure and no travel history or connection to the M/V Hondius cruise ship outbreak or the recent Douglas County death. Sin Nombre hantavirus is common in Colorado and is not transmitted person-to-person.
- ReferenceHantavirus case reported in Arapahoe County, Colorado - Outbreak News Today
vertexaisearch.cloud.google.com · 2026-06-01
Arapahoe County Public Health reported a resident tested positive for hantavirus and is recovering. The resident had local rodent exposure and no connection to the cruise ship outbreak or the earlier death in Douglas County. Sin Nombre hantavirus is common in Colorado and not person-to-person transmissible.
- ReferenceHantavirus case reported in Arapahoe County, Colorado
outbreaknewstoday.com · 2026-06-01
A resident of Arapahoe County, Colorado, has tested positive for hantavirus and is recovering. The individual had known local rodent exposure and no travel history or connection to the cruise ship outbreak or the earlier Douglas County death. This is the second confirmed hantavirus case in Colorado this year.
- ReferenceQuick takes: Hantavirus quarantine update, new postexposure antiviral for COVID, combination flu/COVID vaccine study | CIDRAP
cidrap.umn.edu · 2026-06-01
Colorado health officials reported on June 1, 2026, that an Arapahoe County resident tested positive for the Sin Nombre strain of hantavirus and is recovering. This case had known local rodent exposure and is distinct from the cruise ship outbreak. This highlights the ongoing risk of hantavirus from rodent contact in endemic areas.
- ReferenceHantavirus case reported in Arapahoe County, Colorado - Outbreak News Today
outbreaknewstoday.com · 2026-06-01
Arapahoe County Public Health reported on May 30, 2026, that a resident tested positive for hantavirus (Sin Nombre virus) and is recovering. The individual had known local rodent exposure and no recent travel history or connection to the MV Hondius cruise ship outbreak. This case is also unrelated to a hantavirus death reported earlier in May in Douglas County, Colorado. Sin Nombre hantavirus is common in Colorado and is spread by deer mice, not person-to-person.
- ReferenceColoradan tests positive for hantavirus | 9news.com
9news.com · 2026-05-25
An Arapahoe County resident tested positive for hantavirus on May 25, 2026, marking the second confirmed case in Colorado this year. The patient is recovering well and had known local rodent exposure, with no recent travel or association with the MV Hondius cruise ship outbreak. The Sin Nombre strain, common in Colorado, is spread by deer mice, and most cases occur in the spring and summer months.
- ReferenceHantavirus case reported in Arapahoe County, Colorado
outbreaknewstoday.com · 2026-06-02
Arapahoe County Public Health reported that a resident tested positive for hantavirus and is currently recovering well. The individual had known local rodent exposure and no recent travel history or contact with anyone associated with the Andes hantavirus outbreak on the MV Hondius. This case has no known connection to the hantavirus death reported earlier this month in Douglas County. In Colorado, the Sin Nombre hantavirus is common and spread by deer mice, and it is not transmissible from person to person.
- ReferenceQuick takes: Hantavirus quarantine update, new postexposure antiviral for COVID, combination flu/COVID vaccine study | CIDRAP
cidrap.umn.edu · 2026-06-01
Colorado health officials reported on June 1, 2026, that an Arapahoe County resident tested positive for the Sin Nombre strain of hantavirus and is recovering. The individual had known local rodent exposure, and this case shows no apparent connection to the MV Hondius cruise ship outbreak. This serves as a reminder that hantavirus cases occur in the U.S. independently of the cruise ship events.
- ReferenceQuick takes: Hantavirus quarantine update, new postexposure antiviral for COVID, combination flu/COVID vaccine study | CIDRAP
vertexaisearch.cloud.google.com · 2026-06-02
Some of the 18 American passengers from the MV Hondius cruise ship quarantined in Nebraska may be allowed to quarantine at home with monitoring. Separately, Colorado health officials reported that an Arapahoe County resident tested positive for the Sin Nombre strain of hantavirus and is recovering, with known local rodent exposure.
- ReferenceHantavirus case reported in Arapahoe County, Colorado
outbreaknewstoday.com · 2026-06-02
Outbreak News Today reported on May 30, 2026, that a resident of Arapahoe County, Colorado, tested positive for hantavirus and is currently recovering well. The individual had known local rodent exposure and no recent travel history or known contact with any person associated with the Andes hantavirus outbreak on the m/v Hondius cruise ship. The resident also has no known connection or exposure to the hantavirus death earlier this month in Douglas County. In Colorado, Sin Nombre hantavirus is common and can be spread by deer mice, but it is not transmissible from person-to-person. Cases appea
- ReferenceHantavirus case reported in Arapahoe County, Colorado
outbreaknewstoday.com · 2026-06-02
A hantavirus case was reported in Arapahoe County, Colorado, caused by the Sin Nombre hantavirus, which is common in Colorado and spread by deer mice. This strain is not known to spread person-to-person and is unrelated to the Andes hantavirus outbreak on the cruise ship. According to data from the Colorado Department of Public Health and Environment, more than 120 cases of Sin Nombre hantavirus have occurred in the state since 1993, with cases appearing most frequently during spring and summer cleaning seasons.
Reminder
This report is an aggregated summary of public information for surveillance and awareness purposes only. It is not medical advice. For symptoms, exposure, or clinical decisions, contact a qualified clinician or your local public-health authority.