Report WEB2419231892

Oct 9, 2024 · 5 acres reported treated · Ground application · Del Norte County

Title source: reported application identifier; no project inferred.

Who

Names, permit and licence numbers are from the restricted materials permit(s) the use reports were filed under. Individual QAL and RPF numbers are linked to the named person using official DPR and Board of Forestry rosters; the roster date is shown when historical and does not establish current renewal status. Websites, phone numbers and email addresses are from each company's own website, shown once the site has been confirmed as the right business.

Where

The property inside these sections has not been identified yet, so the map shows the reported public-land-survey section H15N01E30. A section is one square mile and is where the application was reported, not the area treated.

County: Del Norte
Township / range / section: H15N01E30
PUR site IDs: KLA 313
Permit numbers: 081612
Owner: N/A
Applicator: Southwest Forestry
Reported operator / permittee: GREEN DIAMOND RESOURCES

Chemical warnings

ORANGE — DPR Water Protection List

Imazapyr is on DPR's Groundwater Protection List under 3 CCR section 6800(c), effective July 1, 2026. The list identifies pesticides with the potential to pollute groundwater. This is a current chemical classification, not a finding of contamination or a violation at this application site.

Source: California DPR Groundwater Protection List #DPR 25-002 (3 CCR 6800(c); effective July 1, 2026)

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.

What was in the tank

Imazapyr, isopropylamine salt DPR Water Protection List

Applied as CHOPPER GEN2 HERBICIDE

Other materials added to the tank

These spray adjuvants were reported in the tank mix. Their components are listed separately from herbicidal active ingredients.

DYNE-AMIC Surfactant

A wetting agent added so the spray spreads across and sticks to leaves instead of beading off.

Methyl esters of C16–C18 fatty acids; polyalkyleneoxide-modified polydimethylsiloxane; alkylphenol ethoxylate.

Combined functioning agents: 99%. Other constituents: 1%. Individual component percentages are not listed.

Product label (PDF)

Reported use records

1 pesticide use report, 2 products. Quantities are exactly as reported to the county.

Report	Location	Date	Applicator	Products	Acres
WEB2419231892	Del Norte County H15N01E30 site KLA 313 Forestry / timberland DPR commodity/site: 30000-0 · FOREST, TMBRLND	2024-10-09	Southwest Forestry licence 127087	CHOPPER GEN2 HERBICIDE — 3 Gallon Imazapyr, isopropylamine salt EPA reg. 241-430-AA DYNE-AMIC — 3 Gallon Surfactant — spray adjuvant EPA reg. 5905-50071-AA	5 ACRES

Sources

This application was assembled from 1 pesticide use report filed with the county agricultural commissioner under permit 081612. Confidence in the grouping: verified.

How this data is collected and checked