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
Sep 26, 2026Report WEB2621469564
Butte County
N/ASILLER BROS. INC.REFORESTATION LOGISTICS, LLC75Glyphosate, isopropylamine salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, ROUNDUP PRO CONCENTRATE HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Sep 25, 2026LOMO
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC35Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 2 tank additives
DPR Water Protection List
Forestry / timberlandGround
Sep 25, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC5Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 25, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC50Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 25, 2026BUTTE MEADOWS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC15Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 2 tank additives
Forestry / timberlandGround
Sep 25, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC36.9Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 24, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC41Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 24, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC7Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 24, 2026FOREST RANCH - W 1/2
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC25Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 2 tank additives
DPR Water Protection List
Forestry / timberlandGround
Sep 24, 2026POWELLTON
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC12.6Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 2 tank additives
DPR Water Protection List
Forestry / timberlandGround
Sep 24, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC10Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 24, 2026Report WEB2621491583
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC11.5Clopyralid, monoethanolamine salt, Sulfometuron-methyl, Triclopyr, butoxyethyl ester
GARLON XRT, OUST XP HERBICIDE, TRANSLINE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Sep 24, 2026Report WEB2621491551
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC30Clopyralid, monoethanolamine salt, Sulfometuron-methyl, Triclopyr, butoxyethyl ester
GARLON XRT, OUST XP HERBICIDE, TRANSLINE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Sep 24, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC38Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 24, 2026POWELLTON
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC20.4Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 2 tank additives
DPR Water Protection List
Forestry / timberlandGround
Sep 23, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC55Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 23, 2026POWELLTON
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC41.5Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 2 tank additives
DPR Water Protection List
Forestry / timberlandGround
Sep 23, 2026POWELLTON - W 1/2
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC9.1Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 2 tank additives
DPR Water Protection List
Forestry / timberlandGround
Sep 23, 2026Report WEB2621491542
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC16.5Imazapyr, isopropylamine salt, Triclopyr, triethylamine salt
ALLIGARE IMAZAPYR 4 SL, GARLON 3A
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Sep 23, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC40Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 22, 2026FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC57Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 2 tank additives
DPR Water Protection List
Forestry / timberlandGround
Sep 22, 2026Report WEB2621491501
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC64.5Clopyralid, monoethanolamine salt, Glyphosate, isopropylamine salt, Sulfometuron-methyl, Triclopyr, butoxyethyl ester
GARLON XRT, OUST XP HERBICIDE, ROUNDUP PRO CONCENTRATE HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Sep 22, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC40Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 22, 2026FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC41Glyphosate, diammonium salt, Triclopyr, triethylamine salt
DREXEL DUPLICATOR 6 HERBICIDE, GARLON 3A
+ 1 tank additive
Forestry / timberlandGround
Sep 22, 2026FLEA VALLEY - E 1/2
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESACC FORESTRY LLC9.7Glyphosate, diammonium salt, Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL, DREXEL DUPLICATOR 6 HERBICIDE
+ 2 tank additives
DPR Water Protection List
Forestry / timberlandGround
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California pesticide applications by use site · Herbicide Tracker California