Pesticide Application Notifications
The Pesticide Use Posting and Notification Policy applies only to County-owned land and facilities. Posting is not required on rights-of-way or in locations that the public does not use for recreation or pedestrian purposes. See the full posting policy.
See list of pesticides that may be used in or around County facilities to control pests common to buildings.
The chart below includes required notifications along with any schedule changes, and label and safety data sheet (SDS) for each chemical to be applied in outdoor areas publicly accessible to visitors and staff:
2023 Pesticide Notifications
| Date | Location | Material | Notes | Department |
|---|---|---|---|---|
| 5/22-5/26 | 2311 Loveridge Road, Pittsburg | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout property. | Public Works—Grounds |
| 4/17 | Livorna Road & Miranda Ave., Alamo | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation near bocce courts and on walkways throughout Livorna Park. | Public Works—Grounds |
| 4/17 | Zone 48 of the Countywide Landscaping District, Danville Area | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on roadsides, medians, and in vegetated beds. | Public Works—Grounds |
| 4/17-4/20 | 2311 Loveridge Road, Pittsburg | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout property. Follow up treatment from 4/3 to 4/7. |
Public Works—Grounds |
| 4/11-4/12 | 2661 Oak Grove Road, Walnut Creek | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout the grounds of Ygnacio Valley Library. | Public Works—Grounds |
| 4/11-4/12 | Zone 17 of the Countywide Landscaping District, Danville Area | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on the north side of Camino Tassajara, adjacent to the sidewalk areas, and the entry post areas located at Shadow Creek Drive and Knollview Drive. | Public Works—Grounds |
| 4/11-4/12 | Zone 48 of the Countywide Landscaping District, Danville Area | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on roadsides, medians, and in vegetated beds. | Public Works—Grounds |
| 4/3-4/7 | 2311 Loveridge Road, Pittsburg | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout property. | Public Works—Grounds |
| 2/15 | 2661 Oak Grove Road, Walnut Creek | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout the property. | Public Works—Grounds |
| 2/14 | Camino Tassajara near Knollview Drive, Danville | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on frontage landscaping on north side of Camino Tassajara between Shadow Creek Court and Knollview Drive. | Public Works—Grounds |
| 2/14 | Zone 54 of the Countywide Landscaping District, Alamo | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on roadsides, medians, and in vegetated beds. | Public Works—Grounds |
| 2/6-2/13 | Zone 36 of the Countywide Landscaping District, Alamo | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on roadsides, medians, and in vegetated beds. | Public Works—Grounds |
| 2/6 | Livorna Road & Miranda Ave., Alamo | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout Livorna Park. | Public Works—Grounds |
| 1/30-2/3 | 2311 Loveridge Road, Pittsburg | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout property. | Public Works—Grounds |
| 1/30-2/3 | 2425 Bisso Lane, Concord | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout property. | Public Works—Grounds |
| 1/30-2/3 | Zone 22 of the Countywide Landscaping District, Bay Point | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on roadsides, medians, and in vegetated beds. | Public Works—Grounds |
| 1/30-2/3 | 2101 Loveridge Road, Pittsburg | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout property. | Public Works—Grounds |
| 1/30-2/3 | 501 West 18th St., Antioch | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation throughout property. | Public Works—Grounds |
| 1/30-2/3 | Zone 10 of the Countywide Landscaping District, Bay Point | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on roadsides, medians, open space, and in vegetated beds. | Public Works—Grounds |
| 1/30-2/3 | Zone 42 of the Countywide Landscaping District, Bay Point | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
For nuisance vegetation on roadsides, medians, and in vegetated beds. | Public Works—Grounds |
| 1/30-2/3 | Zones 1, 2, and 4 of the Countywide Landscaping District, Bay Point | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
Zones 1, 2, and 4 of the Countywide Landscaping District, Bay Point | Public Works—Grounds |
| 1/30-2/3 | Near Intersection of Willow Pass Rd. & Port Chicago Hwy., Bay Point | Roundup Pro Concentrate (glyphosate): Label/SDS SureGuard Herbicide (flumioxazin): Label/SDS |
Near Intersection of Willow Pass Rd. & Port Chicago Hwy., Bay Point | Public Works—Grounds |