Spray Alerts

Current Spraying Operations:

 

Ground & air spraying locations, dates, and times are listed below. Map, if available, is also attached. In response to increased adult mosquito populations and/or the detection of West Nile Virus, the District is preparing to conduct adult mosquito control operations in the following area(s):​

  • Aerial spraying for adult mosquito control using Dibrom is scheduled for the evening of Thursday, August 13, 2020, between 8:15 p.m. and 11:00 p.m. or depending on the weather, the evening of Friday, August 14, 2020, between 8:15 p.m. and 11:00 p.m.
    • Delta Islands- portion of the following tracts: Brack, Canal Ranch and Terminous: See Map 
    • Rural South Escalon:  >North to Greenleaf Rd. and East River Rd., >South to Stanislaus River, >East to Henry Rd., >West to Sexton Rd. See Map
    • A Portion of Rural West Ripon: See Map
       
  • Ground spraying for adult mosquito control using Evergreen® 5-25 and/or DeltaGard® is scheduled for the morning of Friday, August 14, 2020, between 4:00 a.m. and 7:00 a.m. or depending on weather, the morning of Saturday, August 15, 2020, between 4:00 a.m. and 7:00 a.m. (Added 8/13/2020)
    • Rural East Lodi:  >North to E. Sargent Rd., > South to E. Harney Ln., > East to one mile east of Tully Rd., > West to Tully Rd. See Map
    • Delta Islands- Wright / Elmwood Tract: See Map
    • A Portion of Rural Northeast Escalon: >North to Dodds Rd., >South to Lone Tree Rd., >East to Cometa Rd. & Victory Ave., >West to Steinegul Rd. See Map
    • A Portion of Rural North Escalon:  > North to one mile north of Lone Tree Rd., > South to one mile south of Lone Tree Rd., > East to Campbell Rd., >West to Brennan Rd. See Map
    • A Portion of Rural South Farmington: >North to Little John Creek, >South to 1/2 mile south of Skiff Rd., >East to Biederman Way, >West to Van Allen Rd. See Map

 

 

 

 

 

 

 

 

 

 

 

Past Operations from 2020​:

  • Aerial spraying for adult mosquito control using Dibrom is scheduled for the evening of Saturday, August 8, 2020 between 8:15 p.m. and 11:00 p.m.
    • Delta Islands- portion of the following tracts: Brack, Canal Ranch and Terminous: See Map COMPLETE
  • Ground spraying for adult mosquito control using Evergreen® 5-25 or DeltaGard®  is scheduled for the evening of Thursday, August 6, 2020, between 8:10 p.m. and 10:00 p.m. or depending on weather, the evening of Friday, August 7, 2020, between 8:10 p.m. and 10:00 p.m.
    • A Portion of Rural East Ripon: >North to East River Rd., >South to Stanislaus River, >East to Sexton Rd., >West to Wagner Rd. See Map COMPLETE
    • Portion of Rural North Escalon:  >North to one mile north of Lone Tree Rd., >South to one mile south of Lone Tree Rd., >East to Campbell Rd., >West to Brennan Rd. See Map COMPLETE
    • Portion of Rural South Escalon: >North to Jones Rd., >South to Stanislaus River, >East to McHenry Ave., >West to Brennan Rd.  See Map COMPLETE
  • Ground spraying for adult mosquito control using DeltaGard® is scheduled for the morning of Thursday, July 30, 2020, between 5:00 a.m. and 7:00 a.m. or depending on weather, the morning of Friday, July 31, 2020, between 5:00 a.m. and 7:00 a.m.
    • A portion of Rural North Tracy: >North to Bethany Rd., >South to Larch Rd., >East to Corral Hollow Rd., >West to Lammers Rd.  See Map  COMPLETE
  • Ground spraying for adult mosquito control using Evergreen® 5-25 is scheduled for the evening of Thursday, July 30, 2020, between 8:15 p.m. and 10:00 p.m. or depending on weather, the evening of Friday, July 31, 2020, between 8:15 p.m. and 10:00 p.m.
    • A Portion of Rural East Escalon: >North to OID Canal, >South to Hwy 120, >East to Victory Ave., >West to Henry Rd. See Map COMPLETE
    • Portion Of Rural East South County:  >North to Division Rd., >South to San Joaquin and Stanislaus Rivers, >East to Stanislaus River, >West to Two Rivers Rd  See Map COMPLETE
    • Portion of Rural North Escalon: >North to Dove Rd., >South to Lone Tree Rd., >East to Campbell Rd., >West to Escalon Bellota Rd. See Map COMPLETE
       
  • Aerial spraying for adult mosquito control using Dibrom is scheduled for the evening of Thursday, July 30, 2020, between 8:15 p.m. and 10:30 p.m. or depending on weather, the evening of Friday, July 31, 2020, between 8:15 p.m. and 10:30 p.m.
    • Delta Islands: Portions of Shima Tract, Rindge Tract, Wright Tract, Lower Roberts Island  See Map  COMPLETE
    • Delta Islands: Portions of  Brack Tract, Terminous Tract, and Empire Tract  See Map  COMPLETE
  • Ground spraying for adult mosquito control using Evergreen® 5-25 is scheduled for the evening of Monday, July 27, 2020, between 8:15 p.m. and 10:00 p.m. or depending on weather, the evening of Tuesday, July 28, 2020, between 8:15 p.m. and 10:00 p.m.
    • A Portion of Rural Northeast Escalon: >North to Dodds Rd., >South to Lone Tree Rd., >East to Cometa Rd. & Victory Ave., >West to Steinegul Rd. See Map COMPLETE
    • Rural West Ripon: >North to W. Ripon Rd. >South to E. Moncure Rd. >East to Mohler Rd. >West to S. Frederick Ave. See Map COMPLETE

  • Aerial spraying for adult mosquito control using Dibrom is scheduled for the evening of Thursday, July 23, 2020, between 8:30 p.m. and 10:30 p.m. or depending on weather, the evening of Friday, July 24, 2020, between 8:30 p.m. and 10:30 p.m.
    • Rural Northeast Escalon: >North to Dodds Rd., >South to Hwy 120, >East to Victory Ave., >West to Steinegul Rd. See Map  CANCELED
    • Portion of Rural South County: South of Manteca and West Of Ripon to San Joaquin County Line See Map  PARTIALLY COMPLETED - CANCELED
  • Ground spraying for adult mosquito control using Evergreen® 5-25 and/or DeltaGard® is scheduled for the evening of Thursday, July 23, 2020, between 8:30 p.m. and 10:30 p.m. or depending on weather, the evening of Friday, July 24, 2020, between 8:30 p.m. and 10:30 p.m.
    • A Portion of Rural South County:  > North to one mile north of E. McMullin Rd., > South to Perrin Rd., > East to Airport Way, > West to S. Hays Rd. See Map COMPLETE
    • Delta - West Portion of Brack Tract: See Map  COMPLETE
    • Delta - Wright / Elmwood Tract: See Map COMPLETE
  • Aerial spraying for adult mosquito control using Dibrom is scheduled for the evening of Thursday, July 16, 2020, between 8:30 p.m. to 10:30 p.m. or depending on weather, the evening of Friday, July 16, 2020, between 8:30 p.m. to 10:30 p.m.
    • Rural Northeast Escalon: >North to Dodds Rd., >South to Hwy 120, >East to Victory Ave., >West to Steinegul Rd. See Map  COMPLETE
  • Ground spraying for adult mosquito control using Evergreen® 5-25 is scheduled for the evening of Thursday, July 16, 2020, between 8:30 p.m. to 10:30 p.m. or depending on weather, the evening of Friday, July 17, 2020, between 8:30 p.m. to 10:30 p.m.
    • Rural West Ripon: > North to W. Ripon Rd. > South to E. Moncure Rd. > East to Mohler Rd. > West to S. Frederick Ave. See Map COMPLETE
    • Rural East Ripon: >North to East River Rd., >South to Stanislaus River, >East to Sexton Rd., >West to Murphy Rd. See Map  COMPLETE
  • Ground spraying for adult mosquito control using DeltaGard® is scheduled for the morning of Friday, July 17, 2020, between 4:30 a.m. to 6:00 a.m. or depending on weather, the morning of Saturday, July 18, 2020, between 4:30 a.m. to 6:00 a.m.
    • Eastern Portion of the City of Escalon: >  > North to California St., > South to Vine Ave., > East to Brook St., > West to Main St. See Map COMPLETE
    • Portion of Southwest Manteca: >North to W. Woodward Rd., >South to 1/2 mile south of Woodward Rd, >East to 1/4 mile East of McKinley Rd., >West to Mc Kinley Rd. See Map (ADDED 7/16/2020) COMPLETE
  • Ground spraying for larval mosquito control using Vectobac® WDG is scheduled for the morning of Tuesday, July 14, 2020 between 4:00 a.m. to 5:00 a.m. . or depending on weather, the morning of Wednesday, July 15, 2020 between 4:00 a.m. to 5:00 a.m.
    • Portion of Southwest Stockton Brookside area: >North to Greenbelt area, >South to Brookside Rd., >West to Brookside Rd., >East to Feather River Dr. See Map COMPLETE
       
  • Aerial spraying for adult mosquito control using Dibrom is rescheduled for the evening of Sunday, July 12, 2020 between 8:30 p.m. to 11:30 p.m. or depending on weather, the evening of Monday, July 13, 2020 between 8:30 p.m. to 11:30 p.m.
    • Portions of the following Tracts: Wright, Shima, Rindge & Lower Roberts Island:  See Map COMPLETE
    • Portion of the following Tracts: Brack, Canal Ranch and New Hope: See Map COMPLETE
  • Ground spraying for adult mosquito control using Evergreen 5-25® & DeltaGard® is scheduled for the evening of Thursday, July 9, 2020 between 8:30 p.m. to 10:30 p.m. or depending on weather, the evening of Friday, July 10, 2020 between 8:30 p.m. to 10:30 p.m.
    • Rural Northeast Escalon: >North to Carter Rd., >South to OID canal, >East to SJ County Line, >West to S. Henry Rd. See Map  COMPLETE
  • Ground spraying for adult mosquito control using DeltaGard® is scheduled for the morning of  Thursday, July 2, 2020 between 5:00 a.m. to 7:00 a.m.
    • Rural North Acampo: >North to Liberty Rd., >South to E. Spiess Rd., >East to Hwy 99, >West to N. Lower Sacramento Rd.: See Map  COMPLETE
  • Ground spraying for adult mosquito control using Evergreen® 5-25 is scheduled for the evening of Thursday, July 2, 2020 between 8:30 p.m. to 10:30 p.m.
    • Ripon Sewer Plant: >North to Doak Rd., >South to Stanislaus County Line, >East to Stockton Ave., >West to Robert Ave.: See Map COMPLETE
  • Aerial spraying for adult mosquito control using Dibrom® Concentrate is scheduled for the evening of Tuesday, June 30, 2020 between 8:45 p.m. to 10:30 p.m. or depending on weather, the evening of Wednesday, July 1, 2020 between 8:45 p.m. to 10:30 p.m.
    • Rural Northeast Escalon: >North to Carter Rd., >South to Lone Tree Rd. , >East to Victory Ave /County line, >West to Steinegul Rd.: See Map COMPLETE
  • Aerial spraying for adult mosquito control using Dibrom® is scheduled for the evening of Thursday, June 25, 2020 between 8:30 p.m. to 10:30 p.m. or depending on weather, the evening of Friday, June 26, 2020 between 8:30 p.m. to 10:30 p.m.
    • Rural South County- South of Manteca and West of Ripon to San Joaquin County Line: See Map COMPLETE
  • Ground spraying for adult mosquito control using Evergreen 5-25® & DeltaGard® is scheduled for the evening of Wednesday, June 24, 2020 between 8:30 p.m. to 10:30 p.m.
    • Portion of Shima Tract, Rindge Tract, Wright Tract and Lower Roberts Island: See Map COMPLETE
  • Aerial spraying for adult mosquito control using Dibrom is scheduled for the evening of Tuesday, June 23, 2020 between 8:30 p.m. to 10:30 p.m. or depending on weather, the evening of Wednesday, June 24, 2020 between 8:30 p.m. to 10:30 p.m.
    • Portion of Shima Tract, Rindge Tract, Wright Tract and Lower Roberts Island: See Map CANCELED
  • Ground spraying for adult mosquito control using Evergreen 5-25 is scheduled for the evening of Thursday, June 18, 2020 between 8:30 p.m. to 10:30 p.m. or depending on weather, the evening of  Friday, June 19, 2020 between 8:30 p.m. to 10:30 p.m.
    • Rural South County:  > North to Division Rd., > South to San Joaquin and Stanislaus Rivers, > East to Stanislaus River, >West to Two Rivers Rd See Map COMPLETE
  • Ground spraying for adult mosquito control using Deltagard or Evergreen 5-25 is scheduled for the evening of Thursday, June 18, 2020 between 8:30 p.m. to 10:30 p.m. or depending on weather, the evening of  Friday, June 19, 2020 between 8:30 p.m. to 10:30 p.m.
    • Rural North Escalon: >North to 1 mile north of Carter Rd., >South to 1 mile south of Carter Rd., >East to San Joaquin County line, >West to Henry Rd. See Map COMPLETE
  • Aerial spraying for adult mosquito control using Dibrom is scheduled for the evening of Thursday, June 18, 2020 between 8:30 p.m. to 10:30 p.m. or depending on weather, the evening of Friday, June 19, 2020 between 8:30 p.m. to 10:30 p.m.
    • Portion of Shima Tract, Rindge Tract, Wright Tract and Lower Roberts Island: See Map CANCELED
  • Ground spraying for adult mosquito control using Deltagard & Evergreen 5-25 is scheduled for the evening of Wednesday, June 10, 2020 between 8:30 p.m. to 11:00 p.m. or depending on weather, the evening of  Thursday, June 11, 2020 between 8:30 p.m. to 11:00 p.m.
    • Wright / Elmwood Tract: See Map COMPLETE

 

 

 

 

 

 

 

 

 

 

 

Mosquitofish!

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

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West Nile Virus and
Dead Bird Hotline

(877) 968-BIRD (2473)

or online at westnile.ca.gov


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