颁辞濒辞谤补诲辞鈥檚 of West Nile Virus are trailing hard-hit areas like Texas鈥攚hich has seen more than 300. But local health officials are still warning there are risks.

Weld County . Further west in Larimer County, the Department of Health and the Environment鈥檚 Jane Viste says the area will likely see a rise in infections before the season is over.

鈥淪o this is the time that you have to be vigilant about protecting yourself against being bitten by mosquitoes with either repellent or cover yourself so your body isn鈥檛 exposed to mosquito bites,鈥� she says.

Other steps include draining standing water and keeping window screens repaired.

Viste says Larimer County hasn鈥檛 yet seen a human case,

Meantime in Dallas, officials are dealing with a West Nile Virus epidemic. It鈥檚 affected at least 230 county residents and killed 10 of those.

On Thursday night, Dallas officials started an aerial assault. the county has sprayed aerially for mosquitoes in 45 years.

Nationwide, the country