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
Oct 21, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC175Glyphosate, diammonium salt, Triclopyr choline
DREXEL DUPLICATOR 6 HERBICIDE, VASTLAN
+ 2 tank additives
Forestry / timberlandGround
Oct 20, 2025STEVENS RIDGE
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESSOUTHWEST FORESTRY LLC15Triclopyr choline
VASTLAN
+ 1 tank additive
Forestry / timberlandGround
Oct 20, 2025Report WEB2520392789
Del Norte County
N/AGREEN DIAMOND RESOURCESSouthwest Forestry18Triclopyr, butoxyethyl ester
ELEMENT 4
+ 1 tank additive
Forestry / timberlandGround
Oct 20, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC51Glyphosate, diammonium salt, Triclopyr choline
DREXEL DUPLICATOR 6 HERBICIDE, VASTLAN
+ 2 tank additives
Forestry / timberlandGround
Oct 20, 2025Report WEB2520378811
Del Norte County
N/AGREEN DIAMOND RESOURCESFalcon Forestry51.5Imazapyr, isopropylamine salt
CHOPPER GEN2 HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Oct 17, 2025LOMO - SE 1/4
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC48.8Clopyralid, monoethanolamine salt, Indaziflam, Oxyfluorfen, Penoxsulam
CLEANTRAXX, ESPLANADE 200 SC, TRANSLINE
DPR Water Protection List
Forestry / timberlandGround
Oct 17, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC63.5Glyphosate, diammonium salt, Triclopyr choline
DREXEL DUPLICATOR 6 HERBICIDE, VASTLAN
+ 2 tank additives
Forestry / timberlandGround
Oct 16, 2025FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC150.7Clopyralid, monoethanolamine salt, Indaziflam, Oxyfluorfen, Penoxsulam
CLEANTRAXX, ESPLANADE 200 SC, TRANSLINE
DPR Water Protection List
Forestry / timberlandGround
Oct 15, 2025FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC240.1Clopyralid, monoethanolamine salt, Indaziflam, Oxyfluorfen, Penoxsulam
CLEANTRAXX, ESPLANADE 200 SC, TRANSLINE
DPR Water Protection List
Forestry / timberlandGround
Oct 15, 2025Report WEB2520370539
Del Norte County
N/AGREEN DIAMOND RESOURCESFalcon Forestry17Imazapyr, isopropylamine salt
CHOPPER GEN2 HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Oct 15, 2025Report WEB2520370546
Del Norte County
N/AGREEN DIAMOND RESOURCESFalcon Forestry28Imazapyr, isopropylamine salt
CHOPPER GEN2 HERBICIDE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Oct 14, 2025FOREST RANCH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC301Clopyralid, monoethanolamine salt, Indaziflam, Oxyfluorfen, Penoxsulam
CLEANTRAXX, ESPLANADE 200 SC, TRANSLINE
DPR Water Protection List
Forestry / timberlandGround
Oct 10, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC53.3Glyphosate, diammonium salt, Triclopyr choline
DREXEL DUPLICATOR 6 HERBICIDE, VASTLAN
+ 2 tank additives
Forestry / timberlandGround
Oct 10, 2025Report WEB2520358901
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC4Imazapyr, isopropylamine salt
ALLIGARE IMAZAPYR 4 SL
DPR Water Protection List
Forestry / timberlandGround
Oct 10, 2025Report WEB2520358908
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC28Imazapyr, isopropylamine salt
ALLIGARE IMAZAPYR 4 SL
DPR Water Protection List
Forestry / timberlandGround
Oct 9, 2025STEVENS RIDGE
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESSOUTHWEST FORESTRY LLC25Triclopyr choline
VASTLAN
+ 1 tank additive
Forestry / timberlandGround
Oct 9, 2025BLOOMER HILL
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESSOUTHWEST FORESTRY LLC9.3Triclopyr choline
VASTLAN
+ 1 tank additive
Forestry / timberlandGround
Oct 9, 2025Report WEB2520358896
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC20Clopyralid, monoethanolamine salt, Imazapyr, isopropylamine salt, Triclopyr, triethylamine salt
ALLIGARE IMAZAPYR 4 SL, GARLON 3A, TRANSLINE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Oct 9, 2025Report WEB2520358879
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC18Clopyralid, monoethanolamine salt, Imazapyr, isopropylamine salt, Triclopyr, triethylamine salt
ALLIGARE IMAZAPYR 4 SL, GARLON 3A, TRANSLINE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Oct 9, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC14.1Glyphosate, diammonium salt, Triclopyr choline
DREXEL DUPLICATOR 6 HERBICIDE, VASTLAN
+ 2 tank additives
Forestry / timberlandGround
Oct 9, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC82.1Glyphosate, diammonium salt, Triclopyr choline
DREXEL DUPLICATOR 6 HERBICIDE, VASTLAN
+ 2 tank additives
Forestry / timberlandGround
Oct 9, 2025Report WEB2520358872
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC22Clopyralid, monoethanolamine salt, Sulfometuron-methyl, Triclopyr, butoxyethyl ester
ELEMENT 4, OUST XP HERBICIDE, TRANSLINE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
Oct 8, 2025FEATHER FALLS
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESHIGHLANDERS FOREST LLC14.9Glyphosate, diammonium salt, Triclopyr choline
DREXEL DUPLICATOR 6 HERBICIDE, VASTLAN
+ 2 tank additives
Forestry / timberlandGround
Oct 8, 2025BLOOMER NORTH
Butte County
SIERRA PACIFIC INDUSTRIESSIERRA PACIFIC INDUSTRIESSOUTHWEST FORESTRY LLC3.9Triclopyr choline
VASTLAN
+ 1 tank additive
Forestry / timberlandGround
Oct 8, 2025Report WEB2520358815
Del Norte County
N/AGREEN DIAMOND RESOURCESHighlanders Forest LLC12.5Clopyralid, monoethanolamine salt, Sulfometuron-methyl, Triclopyr, butoxyethyl ester
ELEMENT 4, OUST XP HERBICIDE, TRANSLINE
+ 1 tank additive
DPR Water Protection List
Forestry / timberlandGround
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California pesticide applications by use site — page 12 · Herbicide Tracker California