Spray Alerts

Current Spraying Operations: Adult mosquito control will resume in 2025 when our laboratory surveillance warrants the need. On going mosquito control efforts to control aquatic mosquito larvae and pupae continue throughout the cooler months. 

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

Past Completed Spray Operations:

• Aerial spraying for adult mosquito control using Dibrom, is scheduled for the evening of Wednesday, October 23, 2024, between 6:30 p.m. and 8:30 p.m. 
  • West Ripon & Rural South County including SJ River Club:  See Map COMPLETE

• Ground spraying for adult mosquito control using DeltaGard® and/or Evergreen 525, is scheduled for the morning of Thursday, October 24, 2024 between 3:30 a.m. and 5:30 a.m.
  • Portion of East Manteca: >North to E. Louise Ave. and Hwy 99, >South to E. North St., >East to Cottage Ave. and Hwy 99, >West to Powers Ave. and Placer Ave. See Map COMPLETE
  • Portion of South Manteca: >North to E. Woodward Ave., >South to Tannehill Dr., >East to Pillsbury Rd., >West to S. Main St. See Map COMPLETE
  • Portion of West Manteca: >North to Louise Ave., >South to W. Alameda St., >East to N. Main St., >West to N. Union Rd. See Map COMPLETE
  • Portion of North Ripon: >North to E. River Rd. and SSJ Canal, >South to E. Milgeo Ave., >East to S. Murphy Rd., >West Fulton Ave. See Map COMPLETE
  • Portion of Rural South County: See Map COMPLETE

• Ground spraying for larval mosquito control using Altosid Liquid larvacide, is scheduled for the morning of Thursday, October 24, 2024, between 3:30 a.m. and 5:30 a.m.
  • Portion of West Manteca: >North to Louise Ave., >South to the southern part of Manteca Golf Course., >East Foxfire Dr. and Union Rd.,  >West  to N. Airport Way. See Map COMPLETE

• Aerial spraying for adult mosquito control using Dibrom, is scheduled for the evening of Thursday, October 10, 2024, between 6:45 p.m. and 9:00 p.m. 
  • Brack-Canal Ranch-Terminous: Portions of Brack Tract, Canal Ranch, and Terminous Tract See Map COMPLETE
  • Rural South County: See Map COMPLETE
     
• Ground spraying for adult mosquito control using DeltaGard® and/or Evergreen 525, is scheduled for the morning of Friday, October 11, 2024 between 3:30 a.m. and 6:30 a.m. (Added- 10/10/24)
  • Portion of East Manteca: >North to Southland Rd., >South to E. Yosemite Ave., >East to S. Austin Rd., >West to Cottage Ave. and Hwy. 99  See Map COMPLETE
  • Portion of South Manteca: >North to Wawona St., >South to Hwy 120, >East to Union Rd. >West to Airport Way.  See Map COMPLETE
  • South of Linden- Peters Area: >North to Milton Rd., >South to Dietrich Rd., >East to S. Hewitt Rd., >West to Dietrich Rd. See Map COMPLETE
  • Portion of South Stockton: >North to E. Munford Ave. & Catamaran Wy., >South to Industrial Dr. and Bayliner Dr.,  >East to Hwy 99, West to Pock Ln. & Lanyard Dr. See Map COMPLETE
  • 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 Northeast Escalon: >North to Dodds Rd., >South to Lone Tree Rd., >East to Cometa Rd. & Victory Ave., >West to Steinegul Rd. See Map COMPLETE

• Aerial spraying for adult mosquito control using Dibrom, is scheduled for the evening of Wednesday, October 9, 2024, between 6:45 p.m. and 9:00 p.m. 
  • North Delta: Empire Tract and surrounding areas See Map COMPLETE
     
• Ground spraying for adult mosquito control using DeltaGard® and/or Evergreen 525, is scheduled for the morning of Thursday, October 10, 2024 between 3:30 a.m. and 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 Rural North Escalon: >North to Dove Rd., >South to Lone Tree Rd., >East to Steinegul Rd., >West to Escalon Bellota Rd. See Map COMPLETE
  • Portion of Northeast Manteca:  >North to E. Lathrop Rd., >South to Louise Ave., >East to Hwy 99, >West Tidewater Pk See Map COMPLETE
  • Portion of Central Manteca: >North to E. Edison St. >South to E. North St., >East to Mylnar Ave., >West to Grant Ave See Map COMPLETE
     

• Ground spraying for adult mosquito control using DeltaGard® and/or Evergreen 525, is scheduled for the morning of Thursday, October 3, 2024 between 3:30 a.m. and 5:30 a.m.
  • North Lathrop: >North to Roth Rd., >South to W. Lathrop Rd., >East  to RR Tracks, > West to S. Harlan Rd. See Map COMPLETE
  • Central Lathrop Area: >North to J St., >South to O St., >East to S. Harlan Rd. , >West to 5th St. See Map COMPLETE
  • Portion of West Manteca: >North to E Lathrop Rd., >South along the RXR tracks, >East to London Ave., >West to S. Airport Way. See Map COMPLETE
  • Portion of North Ripon: >North to E. River Rd. and SSJ Canal, >South to E. Milgeo Ave., >East to S. Murphy Rd., >West Fulton Ave. See Map COMPLETE

• Aerial spraying for adult mosquito control using Dibrom, is scheduled for the evening of Thursday, October 3, 2024, between 7:00 p.m. and 9:00 p.m. 
  • West Ripon & Rural South County including SJ River Club: See Map COMPLETE

• Ground spraying for adult mosquito control using DeltaGard® and/or Evergreen 525, is scheduled for the morning of Friday, October 4, 2024 between 3:30 a.m. and 5:30 a.m.
  • Portion of South Stockton: >North to Dr. Martin Luther King Blvd., >South to E. 9th Street, >East to U.P. RR tracks, >West to S. El Dorado St. See Map COMPLETE
  • Portion of East Stockton: >North to RR tracks north of Wagner Ave., >South to E. Main St., >East to the Diverting Canal, >West to Dawes Ave. See Map COMPLETE
  • North Morada: >North to Zeppelin Ln., >South to E. Morada Ln., >East to 99 Frontage Rd., >West to Holman Rd. See Map COMPLETE
  • Central Manteca: >North to W. Alameda St., >South to W. Center St., >East to N. Main St., >West to Tidewater Pk See Map COMPLETE
  • North Escalon: >North to Mission St., >South to Jackson Ave., >East to Campbell Ave.,> West to McHenry Ave. See Map COMPLETE
  • East Lodi Area: >North to E. Lockeford St.,  >South to E. Vine Street, >East to S. Cherokee Ln., >West to S. Stockton St. See Map COMPLETE

• Aerial spraying for adult mosquito control using Dibrom, is scheduled for the evening of Sunday, September 29, 2024 between 7:15 p.m. and 9:00 p.m.
  • Empire Tract and surrounding areas. See Map COMPLETE
  • Portions of Brack Tract, Canal Ranch, and Terminous Tract: See Map COMPLETE
• Ground spraying for adult mosquito control using DeltaGard® and/or Evergreen 525, is scheduled for the morning of Friday, September 27, 2024 between 3:30 a.m. and 6:00 a.m.
  • Portion of Rural East Lodi: >North to Sargent Rd., >South to Harney Ln., >East to Atkins Rd., >West to Tully Rd. See Map COMPLETE
  • Portion of Rural South West Lodi: >North to W. Kingdom Rd., > South to Armstrong Rd., >West to I-5 & Thornton Rd., >East to UPRR. See Map  COMPLETE
  • East Lodi Area: >North to E. Lockeford St.,  >South to E. Vine Street, >East to S. Cherokee Ln., >West to S. Stockton St. See Map  COMPLETE
  • 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 West Farmington: >North to Little Johns Creek, >South to Gawne Rd., >East to Mobley Rd., >West Stow Ave. See Map  COMPLETE
  • Portion of North Ripon: >North to E. River Rd. and SSJ Canal, >South to E. Milgeo Ave., >East to S. Murphy Rd., >West Fulton Ave. See Map  COMPLETE
  • Southwest Ripon: >North to W. Ripon Rd., >South Riverview Cir., >East S. Highland Ave., >West S. Olive Ave.  See Map  COMPLETE
  • Portion of South Stockton West of I-5: >North to Wall St., Platte Rd., Truckee Ln., La Vita Dr., and Walbury St. >South to Alta Sierra St., Diablo Creek Dr. and 8th St. >East to Moss Garden Ave., Moss Rock Ln., Capitola Cir., Pajaro Way, and Dry Creek Way,  >West to Oxwell and Tille Lewis Dr.  See Map  COMPLETE
• Ground spraying for adult mosquito control using DeltaGard® and/or Evergreen 525, is scheduled for the morning of Tuesday, September 24, 2024 between 3:30 a.m. and 5:30 a.m.
  • Portion of North East Manteca: >North to E. Lathrop Rd., >South to Louise Ave., >East to Hwy 99, >West Tidewater Pk.  See Map  COMPLETE
  • Portion of South Manteca: >North to Wawona St., >South to Hwy 120, >East to Union Rd. >West to Airport Way. See Map COMPLETE

• Aerial spraying for adult mosquito control using Dibrom and/or Evergreen 5-25, is scheduled for the evening of Sunday, September 22, 2024 between 7:15 p.m. and 9:00 p.m.
  • Portions of Brack Tract, Canal Ranch, and Terminous Tract: See Map  COMPLETE
     
  • Ground spraying for adult mosquito control using DeltaGard® and/or Evergreen 525, is scheduled for the morning of Thursday, September 19, 2024 between 3:30 a.m. and 5:30 a.m.
    • Portion of West Manteca:  >North to Louise Ave., >South to W. Yosemite Ave., >East Tidewater Pk, >West  to N. Airport Way See Map COMPLETE
  • Portion of South Manteca:  >North to E. Woodward Ave., >South to Tannehill Dr., >East to Pillsbury Rd., >West to S. Main St. See Map COMPLETE
     
• Ground spraying for larval mosquito control using Vectobac WDG larvacide, is scheduled for the morning of Thursday, September 19, 2024, between 3:30 a.m. and 5:30 a.m.
  • Central Manteca: >North to W. Alameda St., >South to W. Center St., >East to N. Main St., >West to Tidewater Pk  See Map COMPLETE

 

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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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