Fall Creek 1-Week Treatment Notice
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Public Notice
To control the growth of the invasive aquatic plant Hydrilla (Hydrilla verticillata) in Fall Creek, the aquatic herbicides Aquathol-K (active ingredient: endothall) AND Sonar One (Pellets. Active ingredient: fluridone) will be applied on Tuesday, August 25, 2015.
NOTE: In the event of inclement weather/water conditions, treatment will be postponed until the next soonest suitable treatment day*
Aquathol-K application will be conducted using airboat, johnboat, and backpack application equipment in the shallow backwater areas (Stewart Park Pond and its feeder stream, golf course lagoon, Fall Creek cove, and the wetland area NW of the golf course lagoon) AND via automatic injection unit to the main channel of Fall Creek (from Rt. 13 north to the mouth) over a 36-hour period.
The water use restrictions associated with use of Aquathol-K are:
· Swimming and bathing are prohibited for 1 day after application according to Special Local Need Label # EPA SLN No. NY-080004.
· Animal and Livestock watering is prohibited for 14 days after application.
· Use of water for human consumption is prohibited when concentrations of the active ingredient (endothall) are greater than 50 ppb (parts per billion) in the treated water. Be advised that consuming water directly from any lake or surface stream is never recommended*
Sonar One (pellet) application will be conducted using airboat/johnboat and pellet broadcasting equipment in the shallow backwater areas of Fall Creek (Stewart Park Pond and its feeder stream, golf course lagoon, Fall Creek cove, and the wetland area NW of the golf course lagoon).
The water use restrictions associated with use of Sonar One are:
· Do not use Sonar One treated water for hydroponic farming until concentrations of the active ingredient (fluridone) are less than 1 ppb.
· Do not use or Sonar One treated water for irrigating greenhouse or nursery plants until concentrations of the active ingredient (fluridone) are less than 1 ppb.
· Irrigation or spraying of established tree crops and established row crops, turf, or plants is prohibited for 14 days after application.
· Irrigation or spraying of newly seeded crops or seedbeds is prohibited until concentrations of the active ingredient (fluridone) are below10 ppb.
· Use of water for human consumption is prohibited when concentrations of the active ingredient (fluridone) are greater than 50 ppb (parts per billion) in the treated water. Be advised that consuming water directly from any lake or surface stream is never recommended*
Please refer to stophydrilla.org for a map of the treatment area and additional information on the herbicide.
Tompkins County Department of Health Contact: Liz Cameron or Anne Wildman: (607) 274-6688
New York State Department of Environmental Conservation Contact: Don Nelson: (607) 753-3095 ext. 232