Herbicide Tracker California

Applications

1,223 published applications. Each row shows a reported application, with its product lines together. Separate reports are not combined into assumed projects.

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What the colours mean
California Restricted Material

A pesticide subject to California restricted-material requirements, supported by a county permit or another official source.

Federal Restricted Use

Classified by the U.S. EPA for use by, or under the direct supervision of, a certified applicator.

DPR Water Protection List

On DPR’s official Groundwater Protection List, 3 CCR section 6800, effective July 1, 2026. DPR identifies these chemicals as having the potential to pollute groundwater. This current listing is shown alongside historical application records.

View the DPR source
Environmental concern

A sourced finding about soil mobility, aquatic toxicity, runoff or persistence.

Label hazard

A product label’s DANGER or WARNING signal word, protective equipment requirement, buffer or aquatic-use restriction.

Aerial

Applied from a helicopter or aircraft. This describes the application method.

A groundwater listing is separate from restricted-material status and does not establish contamination or a violation at a particular site. An application with no flags has no recorded flag; that does not establish that it is harmless.

DateApplication / reported siteOwnerReported operator / permitteeApplicatorAcresChemicals appliedUse siteMethod
Jun 3, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESSOUTHWEST FORESTRY LLC10Triclopyr, triethylamine salt
GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Jun 3, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESSOUTHWEST FORESTRY LLC30Triclopyr, triethylamine salt
GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Jun 2, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESSOUTHWEST FORESTRY LLC38Triclopyr, triethylamine salt
GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
May 30, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC156.2Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 29, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC22.9Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 29, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC87.7Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 23, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC112Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 21, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC61.9Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 21, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC25.5Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 20, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESEARTH INDUSTRIES LLC38Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
May 20, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC55Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 19, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESEARTH INDUSTRIES LLC48Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
May 16, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC40Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 11, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC154.5Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 8, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC18.3Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 8, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC25Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 7, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC46.2Glyphosate, diammonium salt
DREXEL DUPLICATOR 6 HERBICIDE
+ 1 tank additive
Forestry / timberlandGround
May 1, 2025Report WEB2519719563
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry15.5Triclopyr, butoxyethyl ester
ELEMENT 4
+ 1 tank additive
Forestry / timberlandGround
May 1, 2025Report WEB2519719550
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry24.7Triclopyr choline
VASTLAN
+ 1 tank additive
Forestry / timberlandGround
Apr 30, 2025Report WEB2519719510
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry2.5Triclopyr, butoxyethyl ester
ELEMENT 4
+ 1 tank additive
Forestry / timberlandGround
Apr 30, 2025Report WEB2519719522
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry15.5Triclopyr choline
VASTLAN
+ 1 tank additive
Forestry / timberlandGround
Apr 30, 2025Report WEB2519719532
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry10Triclopyr choline
VASTLAN
+ 1 tank additive
Forestry / timberlandGround
Apr 29, 2025Report WEB2519719471
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry4.9Triclopyr, butoxyethyl ester
ELEMENT 4
+ 1 tank additive
Forestry / timberlandGround
Apr 29, 2025Report WEB2519719497
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry30.8Triclopyr choline
VASTLAN
+ 1 tank additive
Forestry / timberlandGround
Apr 28, 2025Report WEB2519719452
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry13.7Triclopyr, butoxyethyl ester
ELEMENT 4
+ 1 tank additive
Forestry / timberlandGround
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California pesticide applications by use site — page 24 · Herbicide Tracker California