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
Apr 21, 2025Report WEB2519634386
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC42.5Clopyralid, monoethanolamine salt, Sulfometuron-methyl, Triclopyr, butoxyethyl ester
ELEMENT 4, OUST XP HERBICIDE, TRANSLINE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Apr 18, 2025Report WEB2519634354
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC42Imazapyr, isopropylamine salt, Triclopyr, butoxyethyl ester
ELEMENT 4, NUFARM POLARIS AC COMPLETE HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Apr 17, 2025Report WEB2519634304
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC17Triclopyr, butoxyethyl ester
ELEMENT 4
+ 1 tank additive
Forestry / timberlandGround
Apr 17, 2025Report WEB2519634261
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC28.5ELEMENT 4, OUST XP HERBICIDE, SUPER SPREAD MSO +1 moreForestry / timberlandGround
Apr 17, 2025Report WEB2519634339
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC4.5Imazapyr, isopropylamine salt
NUFARM POLARIS AC COMPLETE HERBICIDE
DPR Water Protection List
Forestry / timberlandGround
Apr 16, 2025Report WEB2519634322
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC23.5Triclopyr, butoxyethyl ester
ELEMENT 4
+ 1 tank additive
Forestry / timberlandGround
Apr 15, 2025Report WEB2519634295
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC101Clopyralid, monoethanolamine salt, Sulfometuron-methyl, Triclopyr, butoxyethyl ester
ELEMENT 4, OUST XP HERBICIDE, TRANSLINE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Apr 15, 2025Report WEB2519634286
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC80.5Imazapyr, isopropylamine salt
NUFARM POLARIS AC COMPLETE HERBICIDE
DPR Water Protection List
Forestry / timberlandGround
Mar 25, 2025LOMO
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC14.9Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 20, 2025FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC15.2Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 20, 2025FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC15.2Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 20, 2025FOREST RANCH - W 1/2
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC21.1Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 19, 2025LOMO
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC18.4Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 19, 2025FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC50.4Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 19, 2025FOREST RANCH - W 1/2
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC24.5Imazapyr, isopropylamine salt
ALLIGARE ROTARY 2 SL
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 12, 2025FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC17.3Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 12, 2025LOMO
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC11Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 12, 2025LOMO
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC42.2Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 11, 2025FOREST RANCH - W 1/2
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC24.4Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 11, 2025LOMO
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC43.7Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 11, 2025FOREST RANCH - W 1/2
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC21.1Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 10, 2025LOMO
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC18.4Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Mar 10, 2025FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESFALCON FORESTRY INC47.2Clopyralid, monoethanolamine salt, Glyphosate, diammonium salt, Indaziflam, Oxyfluorfen +1 more
CLEANTRAXX, DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Dec 23–31, 2024LITTLE BUTTE CREEK REST. PROJ.
Butte County
N/AMIKE'S LAND MANAGEMENTN/A17Triclopyr, triethylamine salt
ELEMENT 3A
Forestry / timberlandGround
Nov 8, 2024FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC34.7Glyphosate, diammonium salt, Hexazinone, Indaziflam
DREXEL DUPLICATOR 6 HERBICIDE, ESPLANADE F HERBICIDE, VELPAR DF VU HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
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California pesticide applications by use site — page 26 · Herbicide Tracker California