The Onondaga County Health Department announced today that due to weather conditions this week the herbicide application to reduce the number of water chestnuts in the Seneca River will be extended into next week. The application will continue, weather permitting, on Monday, July 30 and may extend through the end of the week. The primary… Read more >

The Onondaga County Health Department will begin to reduce the number of water chestnuts in the Seneca River in the Baldwinsville and Three Rivers areas on: Monday, July 23; Thursday, July 26; and Friday, July 27. Rain dates are Tuesday, July 24 and Wednesday, July 25. Water chestnuts are plants that are rooted in the… Read more >

The Onondaga County Health Department will begin to reduce the number of water chestnuts in the Seneca River in the Baldwinsville and Three Rivers areas beginning Monday, July 31 through Thursday, August 10, 2017. Water chestnuts are plants that are rooted in the river bottom. Water chestnuts spread quickly and their seeds can remain dormant… Read more >

The Onondaga County Health Department will begin to reduce the number of water chestnuts in the Seneca River in the Baldwinsville and Three Rivers areas beginning Monday, July 25 through Friday, July 29, 2016.  Water chestnuts are plants that are rooted in the river bottom. Water chestnuts spread quickly and their seeds can remain dormant… Read more >

The Onondaga County Health Department announced today that due to weather conditions this week the herbicide application to reduce the number of water chestnuts in the Seneca River will be extended into next week. The application will continue, weather permitting, on Monday, August 24th and may extend through the end of the week. We will… Read more >

The Onondaga County Health Department will begin to reduce the number of water chestnuts in the Seneca River in the Baldwinsville and Three Rivers areas beginning on August 17, 2015 through August 21, 2015. Water chestnuts are plants that are rooted in the river bottom.  Water chestnuts spread quickly and seeds can remain dormant for… Read more >

The Onondaga County Health Department will begin to eradicate water chestnuts in the Seneca River in the Baldwinsville and Three Rivers areas beginning on August 5, 2014. Water chestnuts are an annual plant that is rooted in the sediment. The plant spreads rapidly and seeds can remain dormant for up to 12 years. Due to… Read more >