Rats and Mice

Contra Costa Mosquito & Vector Control District provides rat prevention and control for sewers, creeks, and maintains and assists cities, parks, and other public places with rat control. We do not trap or bait for rats and mice in or around private homes; however, homeowners with rat or mouse problems can obtain an inspection and advice on rodent prevention and control from one of our state-certified technicians by calling us or by requesting a rat and mouse inspection online.

image Rodent-Borne Disease in Contra Costa County

Rats and their fleas are capable of transmitting a variety of human diseases including plague. While there have not been many recent reports of plague in Contra Costa County, the potential for an outbreak may increase as rat populations expand into rural areas. READ MORE.


image Rat Services for County Residents

Learn how our free services for rats and mice can help residents of Contra Costa County by viewing this video.


imageRat and Mouse Prevention and Control

Information detailing what you can do to deter rats and mice from coming onto or into your property. READ MORE.


image Previnir y controlar las ratas

La información relativa a lo que puede hacer para evitar que las ratas y los ratones entren en su propiedad.


image Why Vacuuming and Sweeping Droppings Can be a Health Hazard

Rats and mice are dangerous from a public health standpoint because they can transmit disease through their waste. For that reason, properly removing rodent feces and urine is very important. READ MORE.


image Facts About Hantavirus

Infection with hantavirus can progress to Hantavirus Pulmonary Syndrome (HPS), which can be fatal. READ MORE.


image Rodent Prevention and Control Video

This video details steps you can take to keep rats and mice off of your property and out of your home.


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