News & Spray Alerts
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):

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the evening of Monday, September 25, 2017 between 7:00 p.m. and 10:00 p.m. *or the evening of Tuesday, September 26, 2017 between 7:00 p.m. and 10:00 p.m.  
    • Rural North Escalon: >North to 1 mile north of Lone Tree Rd., > South to 1 mile south of Lone Tree Rd., > East to Campbell Rd., > West to Brennan Rd. See Map 
  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Monday, September 25, 2017 between 7:00 p.m. and 10:00 p.m. *or the evening of Tuesday, September 26, 2017 between 7:00 p.m. and 10:00 p.m.
    • Portions of Canal Ranch Tract, Brack Tract and Terminous Tract - Delta Area: See Map 
    •  Portion of Rural East Lodi: > North to Brandt Rd., > South to E. Kettleman Ln., > East to N. Linn Rd. > West to Jack Tone Rd.   See Map

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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Past spray operations completed:

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, September 22, 2017 between 4:00 a.m. and 6:00 a.m. *or the morning of Saturday, September 23, 2017 between 4:00 a.m. and 6:00 a.m.  
    • Portion of North Stockton: > North to Mosher Slough, > South to Hammer Lane, > East to Lemans Ave., > West to Tam O'Shanter Dr. See Map COMPLETE
  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Thursday, September 21, 2017 between 5:30 a.m. and 8:00 a.m. *or the morning of Friday, September 22, 2017 between 5:30 a.m. and 8:00 a.m.  
    • East Rural Escalon: > North to Lone Tree Rd., > South to Kelly Rd., > East to Victory Ave., > West to Steinegul Rd.. See Map  COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the evening of Thursday, September 14, 2017 between 7:10 p.m. and 10:00 p.m. *or the evening of Friday, September 15, 2017 between 7:10 p.m. and 10:00 p.m.  
    • Thornton Area: > North to N. New Hope Rd., > South to W. Kile Rd., > East to Kile Rd., > West to 1/2 mile east of Blossom Rd. See Map  COMPLETE
    • Portion of Rural West Lodi: North to W. Kingdon Rd., > South to Armstrong Rd., > East to UPRR., > West to Thornton Rd. and Hwy I-5: See Map  COMPLETE
    • Portion of Rural West Lodi: North to Hwy 12., > South to Telephone Cut, > East to 1 mile west of Hwy I-5., > West to three miles west of Hwy I-5: See Map  COMPLETE
    • Portion of Rural South Manteca: North to Avenue D., > South to the Stanislaus River, > East to the Stanislaus River, > West Airport Way: See Map  COMPLETE
    • Portion of Rural South Manteca: > North to 3/4 mile north of E. Mc Mullin Rd., > South to Perrin Rd., > East to Airport Way, > West to S. Hays Rd. See Map  COMPLETE
    • Portion of Rural East Lodi: > North to E. Sargent Rd., > South to E. Harney Ln., > East to 1 mile east of Tully Rd., > West to N. Tully Rd. See Map Added 9-14-17   COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, September 15, 2017 between 4:00 a.m. and 7:00 a.m. *or the morning of Saturday, September 16, 2017 between 4:00 a.m. and 7:00 a.m.  
    • Brookside Area - Stockton: > North to Fourteen Mile Slough., > South to March Ln., > East to Feather River, > West to Ten Mile Slough. See Map  COMPLETE
    • Portion of Stockton: Oak Grove Regional Park. See Map   COMPLETE
    • Portion of Rural South Manteca: San Joaquin River Club. See Map    COMPLETE
    • Portion of Lincoln Village - Stockton: > North to Meadow Ave., > South to W. Lincoln Rd., > East to Pershing Ave., > West to Alexandria Place. See Map  Added 9-14-17  COMPLETE
    • Portion of Rural North County:  > North to Collier Rd., > South to E. Jahant Rd., > East to N. Watkinson Rd., > West to Elliot Rd, See Map  Added 9-14-17  COMPLETE
    • Lockeford Area:  > North to Hwy 88, > South to Brandt Rd., > East to 1 mile east of Jack Tone Rd, > West to Jack Tone Rd. See Map  Added 9-14-17  COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Wednesday,  September 13, 2017 between 7:15 p.m. and 11:00 p.m. *or  the evening of Thursday, September 14, 2017 between 7:15 p.m. and 11:00 p.m.
    • North Escalon: North to Dove Rd. > South to Hwy 120 > East to Cometa Rd. & Victory Ave. > West to S. Van Allen Rd: See Map COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Friday,  September 8, 2017 between 7:30 p.m. and 10:30 p.m. *or  the evening of Saturday, September 9, 2017 between 7:30 p.m. and 10:30 p.m.
    • Portions of Brack, Terminous and Canal Ranch Tracts-Delta Area: See Map  COMPLETE
    • Rural West Lodi: Delta Area:  See Map COMPLETE
    • Portions of Bouldin and Venice Island, Terminous and Empire Tract, including Tower-Park:  See Map COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Sunday,  September 10, 2017 between 7:30 p.m. and 10:00 p.m. *or  the evening of Monday, September 11, 2017 between 7:30 p.m. and 10:00 p.m.
    • Rural East Lodi: North to Sargent Rd. > South to Live Oak Rd. > East to 3 miles East of HWY 88  > West to HWY 88:  See Map COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, September 8, 2017 between 4:00 a.m. and 7:00 a.m. *or the morning of Saturday, September 9, 2017 between 4:00 a.m. and 7:00 a.m..  
    • Rural West Lodi: North to W. Kingdom Rd., > South to Armstrong Rd., > East to UPRR., > West to Thornton Rd.: See Map COMPLETE
    • Portion of Stockton: Oak Grove Regional Park. See Map  COMPLETE
    • Rural Southeast Escalon Area: > North to Dutra Ln., > South to Hwy 120, > East to Victory Ave., > West to Henry Rd.  See Map  COMPLETE
    • West Lathrop: North to 1 mile North of Spartan Rd., > South to Spartan Rd., > East to Hwy I-5, > West to San Joaquin River. See Map  COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Thursday,  September 7, 2017 between 7:30 p.m. and 10:30 p.m. or  the evening of Sunday, September 10, 2017 between 7:30 p.m. and 10:30 p.m.
    • Portion of Rural East Ripon: See Map COMPLETE
    • Portion of Rural South County:  See Map  COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the evening of Tuesday, September 5, 2017 between 7:30 p.m. and 10:30 p.m. *or the evening of Wednesday, September 6, 2017 between 7:30 p.m. and 10:30 p.m.  
    • Rural Southeast Lodi: North to E. Harney Ln., > South to Tokay Colony Rd., > East to Jack Tone Rd., > West to Hibbard Rd. See Map  COMPLETE
    • Farmington Area: > North to E. San Julien Rd., > South to 1 mile south of Hwy 4, > East to 1 mile east of Escalon-Bellota Rd., > West to 1 mile west of Escalon-Bellota Rd,. See Map  COMPLETE
    • Rural North Escalon Area: > North to 1 mile north of Skiff Rd, > South to 1/2 mile south of Skiff Rd., > East to Biederman Way., > West to Van Allen Rd.  See Map COMPLETE  
    • Rural Southeast Escalon Area: > North to Dutra Ln., > South to Hwy 120, > East to Victory Ave., > West to Henry Rd.  See Map  COMPLETE
  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, September 1, 2017 between 4:00 a.m. and 6:00 a.m. *or the morning of Saturday, September 2, 2017 between 4:00 a.m. and 6:00 a.m.  
    • Portion of North Stockton: > North to Mosher Creek, > South to Hammer Ln., > East to Fontenay Wy. / Grenoble Way, > West to UPRR See Map COMPLETE
    • Portion of South Manteca: > North to Wawona St., > South to Hwy 120, > East to S. Union Rd., > West to Airport Way See Map COMPLETE
    • Portion of North Manteca Including Del Webb Area: > North to 1 mile North of Lathrop Rd., > South to Lathrop Rd & Pebble Way, > East to Hwy 99., > West to S. Airport Way & Union Rd. See Map COMPLETE
    • Portion of East Tracy: > North to UPRR., > South to W. Schulte Rd. > East to S. MacArthur Dr., > West to Tracy Blvd. See Map COMPLETE
    • Portion of North Central Tracy: > North to Foothill Ranch Dr., > South to Byron Rd., > East to Corral Hollow Rd., > West to Foothill Vista Dr. See Map COMPLETE
    • Brack Tract - Delta Islands: See Map  COMPLETE
    • Portion of Rural North County:  > North to Collier Rd., > South to E. Jahant Rd., > East to N. Watkinson Rd., > West to Elliot Rd, See Map COMPLETE
    • Portion of The Town of Linden:  > North to Monte Vista Dr., > South to Hwy 26, > East to Cox Rd., > West to Duncan Rd, See Map  COMPLETE

 

  • Aerial spraying for larval mosquito control using VectoMax FG, is scheduled for the morning of Thursday, August 31, 2017 between 7:00 a.m. and 12:00 noon.
    White Slough Wildlife Area  COMPLETE
  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Thursday August 31, 2017 between 7:45 p.m. and 11:00 p.m. *or  the evening of Friday, September 1, 2017 between 7:45 p.m. and 11:00 p.m.
    • Rural South County:  See Map  COMPLETE
    • Rural West Lodi - Delta Area:  See Map  COMPLETE
    • Wright / Elmwood Tract - Delta Area: See Map COMPLETE
  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the evening of Thursday, August 31, 2017 between 7:45 p.m. and 10:00 p.m. *or the evening of Friday, September 1, 2017 between 7:45 p.m. and 10:00 p.m.  
    • Portion of 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 Trumpet EC, is scheduled for the evening of Tuesday August 29, 2017 between 7:45 p.m. and 11:00 p.m. *or  the evening of Wednesday, August 30, 2017 between 7:45 p.m. and 11:00 p.m.
    • Rural North Escalon and a portion of the City of Escalon: > North to Grooms Rd., > South to Hwy 120, > East to Victory Rd., > West to Sexton Rd. See Map  COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Wednesday, August 30, 2017 between 5:00 a.m. and 7:30 a.m. *or the morning of Thursday, August 31, 2017 between 5:00 a.m. and 7:30 a.m.  Added August 29, 2017
    • Portion of Rural North Escalon: > North to Dove Rd., > South to Sorrenti Ln., > East to Steinegul Rd., > West to Escalon-Bellota Rd. See Map  COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Thursday August 24, 2017 between 7:45 p.m. and 10:30 p.m. *or  the evening of Friday, August 25, 2017 between 7:45 p.m. and 10:30 p.m.
    •  Portions of Rural South County Including San Joaquin River Club: See Map  COMPLETE
    •  Portion of Delta Islands West of Stockton: Portions of McDonald Tract, Lower Roberts Island and Lower Jones Tract.  See Map   COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the evening of Thursday, August 24, 2017 between 7:45 p.m. and 10:00 p.m. *or the evening of Friday, August 25, 2017 between 7:45 p.m. and 10:00 p.m.  
    • Portion of 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
    • Portion of Farmington: > North to Hwy 4,, > South to 1 mile south of Hwy 4, > East to 1/2 mile east of Escalon-Bellota Rd., > West to 1/2 mile west of Escalon-Bellota Rd. See Map  Added 8-24-17 COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, August 25, 2017 between 4:00 a.m. and 7:00 a.m. *or the morning of Saturday, August 26, 2017 between 4:00 a.m. and 7:00 a.m.  
    • Portion of Thornton Area: > North to New Hope Rd., > South to Kile Rd., > East to Mokelumne River., > West to I-5  See Map  COMPLETE
    • Portion of North Stockton: > North to Mosher Creek, > South to Hammer Ln., > East to Fontenay Wy. / Grenoble Way, > West to UPRR See Map COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, August 25, 2017 between 4:30 a.m. and 7:00 a.m. *or the morning of Saturday, August 26, 2017 between 4:30 a.m. and 7:00 a.m.  
    • Portion of North East Escalon Area: > North to Mahon Rd., > South to Hwy 120, > East to Campbell Ave., > West to Escalon-Bellota Rd  See Map  Added 8-24-17 COMPLETE
    • Portion of Rural North Escalon Area: > North to 1/2 mile north of Lone Tree Rd., > South to 1/2 mile south of Lone Tree Rd., > East to 1/2 mile east of Brennan Rd., > West to 1/2 mile west of Brennan Rd. See Map  Added 8-24-17 COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Sunday August 20, 2017 between 7:50 p.m. and 11:00 p.m. *or  the evening of Monday, August 21, 2017 between 7:50 p.m. and 11:00 p.m.
    • Portions of Rural North Escalon: > North to Dodds Rd., > East to Steinegul Rd., >  South to 0.5 mi. South of Mahon Rd., > West to Brennan Rd. See Map  COMPLETE
    •  Rural East Lodi: > North to Sargent Rd., > East to 1 mi. West of Clements Rd., > South to Live Oak Rd., >  West to 0.5 mi. of Hwy 88.,  See Map   COMPLETE
    • Thornton Area:> North to Barber Road, > East to Mokelumne River, > South to Kile Rd., > West to I-5., See Map  COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, August 18, 2017 between 4:00 a.m. and 6:00 a.m. *or the morning of Saturday, August 19, 2017 between 4:00 a.m. and 6:00 a.m.  
    • Portion of North Stockton: > North to Mosher Slough, > South to Hammer Lane, > East to LeMans Ave., > West to Tam O'Shanter Dr. See Map  COMPLETE
    • Portion of North Stockton: > North to Stanfield Dr., > South to Mosher Slough, > East to Thornton Rd., > West to Bainbridge Pl. See Map  COMPLETE
    • Portion of the City of Escalon: > North to Jackson Ave., > South to Vine Ave., > East to Brook St.,  > West to Main St. See Map Added August 17, 2017  COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Thursday, August 17, 2017 between 8:00 p.m. and 11:00 p.m. *or the evening of Friday, August 18, 2017 between 8:00 p.m. and 11:00 p.m.
    • Portions of Rural West Ripon: > North to W. Ripon Rd., > East to S. Mohler Rd., > South to E. Moncure Rd., > West to Union Rd. See Map COMPLETE
    • Wright & Elmwood Tract - Delta Islands: See Map  COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Saturday, August 12, 2017 between 5:00 a.m. and 7:00 a.m.. *or the morning of Sunday, August 13, 2017 between 5:00 a.m. and 7:00 a.m.
    • Rural Tracy Area: > North to Bethany Rd., > East to S. Lammers Rd., > South to W. Larch Rd., > West to Corral Hollow Rd.: See Map COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Monday, August 14, 2017 between 5:00 a.m. and 7:00 a.m.. *or the morning of Tuesday, August 15, 2017 between 5:00 a.m. and 7:00 a.m.
    • Stockton Golf and Country Club / Riviera Cliffs - Stockton:  See Map COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the evening of Thursday, August 10, 2017 between 8:10 p.m. and 11:00 p.m. *or the evening of Friday, August 11, 2017 between 8:10 p.m. and 11:00 p.m.  
    • West Rural Stockton including Stockton Sewer: > North to Burns Cutoff, > East to San Joaquin River, > South to 1/2 mile south of Hwy 4, > West to Port of Stockton Expressway: See Map COMPLETE
    • North Rural Escalon: See Map  (added 8-10-17) COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Thursday, August 10, 2017 between 8:00 p.m. and 11:00 p.m. *or the evening of Friday, August 11, 2017 between 8:00 p.m. and 11:00 p.m.
    • Portions of Canal Ranch Tract, Brack Tract and Terminous Tract - Delta Area: See Map  COMPLETE
    • Portions of Lower & Upper Jones Tract, Victoria Island, Woodward Island - Delta Area:
       See Map COMPLETE
    • Wright & Elmwood Tract - Delta Islands: See Map  COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, August 11, 2017 between 4:00 a.m. and 6:00 a.m. *or the morning of Saturday, August 12, 2017 between 4:00 a.m. and 6:00 a.m.  
    • Lodi Lake and Wilderness Area:  See Map COMPLETE
    • Portion of North Stockton: > North to Mosher Slough, > South to Hammer Lane, > East to Lemans Ave., > West to Tam O'Shanter Dr. See Map COMPLETE
    • Portion of Brookside - Stockton: > North to Fourteen Mile Slough, > South to March Ln., > East to Feather River Drive, > West to Ten Mile Slough See Map COMPLETE
    • Southeast Rural Lodi: North to E. Harney Ln., > South to Tokay Colony Rd., > East to Jack Tone Rd., > West to Hibbard Rd. See Map (added 8-10-17)  COMPLETE

 

  • Aerial spraying for adult mosquito control using Trumpet EC, is scheduled for the evening of Thursday, August 3, 2017 between 8:10 p.m. and 11:00 p.m. *or the evening of Friday, August 4, 2017 between 8:10 p.m. and 11:00 p.m.  
    • Portion of Wright, Shima, and Rindge Tract - Delta Area: See Map  COMPLETE
    • Rural South County: See Map   COMPLETE

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the evening of Thursday, August 3rd, 2017 between 8:15 p.m. and 11:00 p.m. *or the evening of Friday, August 4th, 2017 between 8:15 p.m. and 11:00 p.m.  
    • Portion of Roberts Island, West of Stockton: See Map  COMPLETE
    • North Rural Escalon: See Map (added 8-3-17)  COMPLETE

 

  • Ground spraying for adult mosquito control using Pyrocide 7067, is scheduled for the morning of Friday, August 4, 2017 between 4:00 a.m. and 6:00 a.m. *or the morning of Saturday, August 5, 2017 between 4:00 a.m. and 6:00 a.m.  
    • North Stockton: North to Stanfield Dr., > South to Mosher Slough, > West to Bainbridge Pl., > East to Thornton Rd. See Map COMPLETE
    • Southeast Rural Lodi: North to south Paddy Creek, > South to Tokay Colony Rd., > East to Jack Tone Rd., > West to Hibbard Rd. See Map (added 8-3-17)  COMPLETE

 

  • Aerial spraying for larval mosquito control using VectoBac GS, is scheduled for the morning of Monday, July 31, 2017 between 7:00 am and 12:00 noon, *or the morning of Tuesday, August 1, 2017 between         7:00 a.m. and 12:00 noon.
    White Slough Wildlife Area  COMPLETE

 

 

 

 

 

 

 

 

 

 

 

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News and Spray Alerts

Notes

* Rescheduling Cancelled Spraying: Scheduled spraying operations will move to the following day if weather conditions require canceling.

Hotline

West Nile Virus and
Dead Bird Hotline

(877) 968-BIRD (2473)

or online at westnile.ca.gov