SEVERE WX : Excessive Heat Warning View Alerts

Marijuana Cultivation Causes Possible Pesticide Spill in Trinity River

Trinity County Environmental Health removed US-banned pesticides during a search on Oct. 2 that were being used in the cultivation of marijuana.

Posted: Oct 4, 2018 5:02 PM
Updated: Oct 5, 2018 5:02 PM

UPDATE 4:58 p.m. Friday, Oct. 5, 2018 - California Department of Fish and Wildlife has released new numbers regarding the drug bust off of Underwood Mountain Road in Trinity County. 

During the raid, 11 arrests were made. The department also found seven guns including two assault rifles and two bullet-proof vests. 

In regards to marijuana, they found 2,525 growing marijuana plants, 400 pounds of processed marijuana bud, 3,500 pounds of processed hanging marijuana. 

They also found three restricted pesticides and some dead squirrels around the area. 


TRINITY COUNTY, Calif. - Trinity County Environmental Health removed US-banned pesticides during a search on Oct. 2 that were being used in the cultivation of marijuana. 

The Department of Fish and Wildlife and Trinity County Environmental Health are warning the public that there has been a potential spill into a tributary of Mill Creek, which is a tributary to the Trinity River. The spill is suspected of being Carbofuran, Methamidophos and Avermectin B1 pesticides. 

The pesticides were found in a private area located off of Underwood Mountain Road in the Burnt Ranch area.

Among the substances found are organophosphates, which are harmful pesticides to the public and environment. Additionally, all of the pesticides have been found to cause reproductive harm. 

Trinity County Environmental Health advises anyone to seek medical attention if they have the following symptoms: 

  • Miosis 

  • Blurred vision 

  • Tearing 

  • Excessive respiratory secretions 

  • Salivation 

  • Sweating

  • Abdominal cramps

  • Headache 

  • Nausea

  • Vomiting

  • Diarrhea

  • Light-headedness

  • Lassitude (weakness exhaustion) 

  • Chest tightness 

  • Epigastric pain 

  • Labored breathing 

  • Cyanosis 

  • Muscle twitching 

  • Incoordination 

  • Convulsions

  • Unconsciousness

  • Respiratory failure

  • Skin irritation 

102° wxIcon
Hi: 111° Lo: 68°
Feels Like: 99°
102° wxIcon
Hi: 108° Lo: 77°
Feels Like: 99°
102° wxIcon
Hi: 101° Lo: 73°
Feels Like: 99°
109° wxIcon
Hi: 90° Lo: 42°
Feels Like: 102°
Red Bluff
109° wxIcon
Hi: 108° Lo: 72°
Feels Like: 102°
100° wxIcon
Hi: 112° Lo: 69°
Feels Like: 97°
We were frying on Friday around northern California and the extreme heat will continue through Father's Day. Please stay cool in this hot weather and be cautious due to our increased fire danger through the weekend.
KHSL Severe
KHSL Radar
KHSL Temperatures

Community Events