News & Spray Alerts

Important News


Merced County Mosquito Control District:
News Release: September 25, 2017

Invasive Aedes aegypti Mosquitoes Found in Merced, CA


Mosquitofish: Available for delivery within San Joaquin County or for pickup at the District office: 7759 S. Airport Way, Stockton Ca  




  • Invasive Aedes aegypti, (Yellow Fever Mosquito), found in Madera and Fresno Counties. See the links below for more information.

California Department of Public Health: Aedes albopictus and Aedes aegypti

CDC information on Aedes aegypti,: 1) Dengue and the Aedes aegypti mosquito, 2) Prevent the spread of Aedes aegypti


News Releases

District News Releases:
Date Description PDF
8/31/17 Hot Weather Expected To Increase Spread Of West Nile Virus - Prevent Mosquito Bites When Outdoors - Use Repellents View

Annual Mosquito-fish Giveaway
June 26 through June 30, 2017

6/22/17 Increased West Nile Virus Activity In South San Joaquin County - Ripon Area
Residents Urged To Take Precautions From Mosquito Bites
6/9/17 Local Area Mosquitoes Test WNV Positive
First find of WNV activity in San Joaquin County for 2017
4/17/17 Wet Weather is Resulting In Many Mosquitoes and Other Bugs  California's Mosquito Awareness Week Highlights Mosquito Prevention View
3/8/17 Mosquitoes - Storms - Flooding
Time to Remove Standing Water

National, State, County & Other District's News Releases:
Date Description PDF
9/25/17 Invasive Aedes aegypti Mosquitoes Found in Merced, CA View
9/1/17 CDPH Confirms First Human West Nile Virus Deaths of 2017 View
7/28/17 CDPH: Pregnant Women Urged to Avoid Going to Areas with Zika Risk View
7/21/17 SJC Public Health Services Reports First Human West Nile Virus Illness of 2017 View

News and Spray Alerts


West Nile Virus and
Dead Bird Hotline

(877) 968-BIRD (2473)

or online at