“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.”
Spraying will be conducted during the hours of 7am to 4pm weekly, Monday thru Friday.
Herbicide applications during the treatment period will utilize Glyphosate (Roundup Custom) and Imazamox (Clearcast)
Treatment Period:
Area 2-4: Mar. 10, 2016 – Nov. 30, 2016
Area 1: June 1, 2016 – Nov. 30, 2016
County References:
ALA – Alameda; CC – Contra Costa;
MER – Merced; SAC – Sacramento; SJ – San Joaquin;
STAN – Stanislaus; SOL – Solano; YOLO – Yolo
Since March 10, 2016, approximately 3,741* acres of water hyacinth, spongeplant and/or water primrose have been treated at 216 sites with 1,085 total treatments.