Aerial Treatment for August 23rd and 24th, 2011

WHAT: An aerial application of the adulticide product Evergreen 60-6 applied by VDCI over Sacramento county.

Adulticide Frequently Asked Questions (FAQ)

Press release: Aerial Spraying to Control Mosquitoes Infected with West Nile Virus Begins Tuesday Night
WHEN: Aerial treatment of the entire area shown on the map below took place on two consecutive nights beginning August 23rd, 2011.

Aerial treatment for Tuesday, August 23rd began at 8:00pm and completed at 10:17pm. Aerial treatment for Wednesday, August 24th began at 8:02pm and completed at 9:21pm.

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  • Get text message updates when spraying begins and ends by texting FOLLOW SYMVCD to 40404 to Fast-follow our Twitter account @SYMVCD. Text STOP to 40404 to stop receiving updates.
  • WHY: This treatment was a direct response to elevated West Nile Virus Activity and in accordance with the District's Mosquito and Mosquito-borne Disease Management Plan .

    Map of West Nile Virus Activity
    West Nile Virus Frequently Asked Questions (FAQ)

    West Nile virus Risk Assessment for 8/19/2011
    West Nile virus Risk Assessment for 8/24/2011
    WHERE: Approximately 33,000 acres of South Sacramento, see map below.
    NOTE: TREATMENT IS SUBJECT TO CHANGE DUE TO WEATHER CONDITIONS.
    Locate your address on the map below:


    Download map for use in Google Earth


    View an image of the spray area
    (if the map above does not work)


    Additional resources: