A Note from the Management

Click on Agenda for the August 20, 2025 regular Board meeting. Current agendas will be posted the Friday before the scheduled Board Meeting.

Click on Permission to Access to sign the form online.

Meetings of the Board of Directors of the Grand River Mosquito Control District are open to the public. Regular Board Meeting will be held on the third Wednesday each month, at 5:00 pm. The location is at the GRMCD office, 531 Maldonado Street, Grand Junction, Colorado. Click on Citizen Comment Form and submit to officeadmin@grmcd.org, to speak at the Board meeting. For information regarding a virtual meeting, please call (970)257-0191 before noon on the day of the meeting.

 
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GRAND RIVER MOSQUITO CONTROL DISTRICT

The Grand River Mosquito Control District provides the essential services of mosquito surveillance, inspections, and implementing control measures to reduce the spread of mosquito-transmitted diseases, such as West Nile Virus. ​
 

To view the GRMCD boundary, click here for the map.
 

The Grand River Mosquito Control District’s fogging operations are based on surveillance data.  The District fogs from a vehicle during the predawn or evening hours and will have the location notification information on the website by 3:15 pm, Monday through Thursday.  Please check the fogging schedule below to know when and if the District will be in your area.  Subject to change as needed.

Monday –  
Tuesday –Orchard Mesa (AM), South Fruita (PM), Redlands (PM)
Wednesday (PM) –North Fruita, Grand Junction 
Thursday (PM) –Fruitvale, Clifton, East Orchard Mesa, South Grand Junction and Palisade
 

At this time the District is unable to notify individuals.  Please check the website on the scheduled days or call the office at 970-257-0191.
 

 
The Grand River Mosquito Control District's website aims to improve accessibility for persons with disabilities related to information technology, and is consistent with Web Content Accessibility Guidelines (WCAG 2.2, Level AA).

To report a compliance issue, please call (970) 257-0191 or enter information on the Contact Form to reach the Compliance Officer.
 
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Suppress mosquito populations, within the boundaries of the district, and in an environmentally responsible manner.

Monitor both larval and adult mosquito populations; to organize the population statistics, to evaluate organizational efforts, and to plan subsequent control strategies.