Floating Aquatic Vegetation (FAV) Treatments Nov 2024 | Delta Spraying

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WB Staff
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Floating Aquatic Vegetation (FAV) Treatments Nov 2024 | Delta Spraying

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Floating Aquatic Vegetation (FAV) Treatments

FLOATING AQUATIC VEGETATION
CONTROL PROGRAM
Aquatic Invasive Plant Control Program
Water Hyacinth - South American Spongeplant - Uruguay Water Primrose - Alligatorweed

Treatments: Nov 4 - 8 (Monday - Friday), 2024



Treatment sites and schedules are subject to change based on regulatory requirements, weather conditions, plant growth and movement, waterway traffic, listed fish presence surveys, and other conditions.

Priority FAV Treatment Sites:

Sites 1-49

Sites 50-99

Sites 100-199

Sites 200-299

Sites 300+

1-15, 17-20, 22, 25-28, 30-34, 36-38, 40, 42, 43, 45-49

52, 53, 56, 59, 61, 73-79, 81, 82, 84, 85, 87-89, 92, 97-99

100-117, 125, 127-134, 176

200-209, 212-219, 252, 253, 259, 262, 267- 270, 272, 277, 285-287

300-304, 312-323

Backup FAV Treatment Sites:

Sites 1-49

Sites 50-99

Sites 100-199

Sites 200+

16, 21, 23, 24, 29, 35, 39, 41, 44

50-51, 54, 55, 57-58, 60, 62-72, 80, 83, 86, 90-91, 93-96

118-124, 126, 135-175, 177-199

210, 211, 220-251, 271, 273-276, 278-281-284, 288-299, 305-311

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2024 Treatment Season

March 6, 2024 - November 30, 2024 
Herbicide treatment of invasive floating aquatic vegetation began on March 6, 2024 in various areas of the Sacramento-San Joaquin Delta. Treatments may not occur in some or all sites due to weather conditions, timing restriction, and growth stage of the floating aquatic invasive plants.

Spraying will be conducted weekly, Monday through Thursday between the hours of 7 a.m. and 4 p.m.

Herbicide applications during the upcoming treatment period will utilize

Glyphosate (Roundup Custom) and Imazamox (Clearcast).
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