Aquatic Herbicide applications for the control of Curlyleaf Pondweed (CLP) are planned for the week of May 17, 2021. See below for water use restrictions and treatment information.
The Curlyleaf Pondweed treatment was completed
Wednesday, May 19, 2021. Please see the below restrictrictions.
WATER QUALITY SAMPLING BY THE IDAHO STATE DEPARTMENT OF AGRICULTURE (ISDA) OCCURED ON THURSDAY, JUNE 3, 2021. ISDA HAS LIFTED WATER USE RESTRICTIONS IN NORTHERN HAYDEN LAKE BASED ON RESULTS RECEIVED TODAY, JUNE 4, 2021. PLEASE SEE THE BELOW MAP.
ADDITIONAL WATER SAMPLING WILL OCCUR EARLY NEXT WEEK WITH RESULTS EXPECTED MID WEEK. RESTRICTIONS FOR THE BALANCE OF THE CONTROL AREA WILL BE REVIEWED BASED ON LABORATORY RESULTS. AN UPDATE WILL BE PROVIDED AS SOON AS RESULTS ARE AVAILABLE.
There will be no restrictions for potable water use, swimming or fishing.
There will be no restrictions for irrigation of turf.
Food crop and non-food crop irrigation water use restrictions are in now effect for part of the control area. Updates will be provided for lifting of restrictions based on laboratory analysis of water samples.
Water use restrictions will be in effect due to the presence of irrigation water intakes in areas of the lake. Water use restrictions will be established to 0.25 mile away of the treatment areas. The following water use restrictions apply:
Irrigation Use of Water: Do not irrigate established food crops until water use restrictions are lifted. Do not irrigate other non-food crops, such as landscape ornamentals, until water use restrictions are lifted. There is no restriction for irrigation of turf.
Recreational Use of Water in Treatment Area: There are no swimming or fishing restrictions within the treatment areas.
Potable Water in Treatment Area: There are no restrictions on consumption of treated water for potable use or by livestock, pets or other animals.
For up to date information on water use restrictions and treatment date please visit the applicator’s website.
Please contact Tom Moorhouse, Aquatic Pest Control Adviser with Clean Lakes, Inc., (208-929-2757) or Jeremey Varley, Section Manager – Noxious Weeds, Idaho State Department of Agriculture (208-332-8667), with any questions.
For information related to the aquatic herbicide Galleon® that will be used, please go to the following link where the herbicide label and Safety Data Sheet are available for review: