A Delta farmer says the state poisoned his crops. Is California’s water supply safe? (Ryan SABALOW, Sacramento Bee, September 24, 2018)
https://www.sacbee.com/news/state/california/water-and-drought/delta/article218358610.html
Fluridone – An Organic Aquatic Herbicide
Chemical Name: 1-methyl-3-phenyl-5-[3-(trifluromethyl)-phenyl]-4-(1H)-pyridinone
CAS No. 59756-60-4
PubChem CID 43079
https://pubchem.ncbi.nlm.nih.gov/compound/fluridone
Product Names: SONAR and Avast!
Publications:
Aquatic Herbicides: Overview of Usage, Fate and Transport, Potential Environmental Risk, and Future Recommendations for the Sacramento-San Joaquin Delta and Central Valley (SIEMERING and HAYWORTH, 2005)
https://www.sfei.org/sites/default/files/biblio_files/414_Herbicide_WhitePaper_Final.pdf
Aquatic Pesticide Application Plan for the California Department of Food and Agriculture Hydrilla Eradication Program [California Department of Food and Agriculture (CDFA)]
https://www.cdfa.ca.gov/plant/npdes/docs/aquatic-weeds/NPDES-APAP.pdf
Selected Research Articles:
Assessment of Potential Aquatic Herbicide Impacts to California Aquatic Ecosystems (SIEMERING et al., 2008)
Photolytic Degradation of Fluridone (MOSSLER et al., 1989)
http://www.apms.org/japm/vol27/v27p69.pdf
Persistence of Diquat, Endothall, and Fluridone In Ponds (LANGELAND and WARNER, 1986)
http://www.apms.org/japm/vol24/v24p43.pdf
C. Mei-Ling HAMILTON - Environmental Geochemistry Issues 