Around Wyoming
Conditions vary across the state. Choose your city below, then describe what’s happening around your home or business.
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Local rodent information
Rodent control in Wyoming
Learn what to look for around your property, explore your city, and ask about an inspection or a quote.
Rodents in Wyoming: what to know
What to note
Where you see rodents, how long it has been going on, and anything you’ve already tried are the most useful details to mention.
A useful next step
Ask about an inspection, what treatment would involve, and whether follow-up visits are included. You don’t need to identify the problem yourself before getting in touch.
Local research
Rodents in Wyoming: what the public record shows
Before you compare quotes, it helps to know which rodents actually live in Wyoming, when they are busiest, and what the state figures look like. Everything below links to the agency or university page it came from.
18, with 7 deaths
Hantavirus cases in Wyoming since 1999
Wyoming Department of Health count for a state of under 600,000 people.
Wyoming Department of HealthAbout 40 percent
Share of hantavirus infections that are fatal
The Wyoming Department of Health puts the fatality rate for respiratory cases at roughly 38-40 percent.
Wyoming Department of HealthDeer mouse, which spreads Sin Nombre virus
Carrier
Virus is shed in urine, droppings and saliva and inhaled when disturbed.
Wyoming Department of Health, Infectious Disease Epidemiology UnitRodent species recorded in Wyoming
- House mouse (Mus musculus) — Enters at 1/4 inch; 5-10 litters per year; eats about 200 small meals a night.
- Norway rat (Rattus norvegicus) — Burrowing rat of basements, sewers and ground floors; tail shorter than head plus body.
- Deer mouse (Peromyscus maniculatus) — Primary U.S. hantavirus carrier; lives throughout Washington and the interior West.
When rodents are busiest in Wyoming
Spring cleaning of cabins, garages and outbuildings is the flagged exposure window.
Wyoming's rodent risk is the rural deer mouse in outbuildings more than the urban rat.
For context, nationally
Sources: Wyoming Department of Health; Wyoming Department of Health, Infectious Disease Epidemiology Unit; CDC; Pest Notes: House Mouse; Pest Notes: Rats; Hantavirus. Figures are quoted as the source prints them. How we check our sources
Explore Wyoming cities
Casper
Semi-Arid Continental · suburban setting
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Cheyenne
Semi-Arid Continental · suburban setting
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Evanston
Semi-Arid Continental · rural setting
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Gillette
Semi-Arid Continental · rural setting
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Jackson
Warm Summer Continental · rural setting
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Laramie
Semi-Arid Continental · suburban setting
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Rock Springs
Semi-Arid Continental · rural setting
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Sheridan
Semi-Arid Continental · rural setting
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Cody
Semi-Arid Continental · rural setting
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