LAKE GENEVA MANAGEMENT DISTRICT October 3, 2017 Lakeland Elementary School Chris Knutson King County Water and Land Resources Division
Lake Management Plan Action items Activities undertaken, planned and changed Budget Timeline Questions OVERVIEW
Goal 1: Maintain Lake Outlet King County- clear obstructing sediment and vegetation at culvert Removing vegetation along channel may not be helpful Contact KC when channel just starts to flow survey for obstructions return during a storm for high flow obstructions Permit requirements for debris in channel Manmade objects/debris vs large wood LAKE GENEVA MANAGEMENT PLAN ACTION ITEMS
Goal 2: Preserve Current Lake Water Quality Participate in Lake Stewardship Program Thanks to the Gallands, time to pass the torch to new volunteer monitor Presentations by experts at public meetings Email existing educational materials to residents Will also be posting materials on new website: http://www.kingcounty.gov/services/environment/wa ter-and-land/lakes/lakes-of-king-county/lake- geneva/lmd-advisory-board.aspx LAKE GENEVA MANAGEMENT PLAN ACTION ITEMS
Goal 3: Preserve Public Health Status Prevent toxic algae blooms Educate residents on nutrient reduction techniques Distribute and post educational materials Have experts attend public meetings Manage Canada Geese Educate residents on barrier installation and yard deterrent methods Contract with USDA to implement scare tactics and lethal methods as necessary Still developing a comprehensive plan for geese control LAKE GENEVA MANAGEMENT PLAN ACTION ITEMS
Goal 4: Prevent Future Invasive Aquatic Plant Infestations Annual Survey of Aquatic Plants once per year (completed Aug 2017) Educate public to identify invasive species and prevent the spread Email residents and post to website Have expert attend public meetings LAKE GENEVA MANAGEMENT PLAN ACTION ITEMS
Abundant native plants Najas flexilus -slender water • nymph (on permit) P. pusillus -small pondweed (not • 2017 on permit) AQUATIC Noxious/invasive plants PLANT Nymphaea odorata- fragrant • water lily (on permit) SURVEY Iris pseudacorus- yellow flag iris • (on permit) Lythrum salicaria - purple • loosestrife (on permit) P. crispus- curly leaf pondweed • (not on permit) Typha angustifolia- narrow leaf • cattail (not on permit)
Goal 5: Manage Current Invasive Aquatic Plant Infestations (and Debris) Purple loosestrife and yellow flag iris- starting herbicide in 2018 (years 2,4,6,9) Narrow leaf cattail- herbicide 0.1 acres per year starting in 2018(years 2,4,6,9) Will be added to permit Do we delay treatment to attempt to get grant? Fragrant water lily- eradication through herbicide starting 2018, 2 treatments per year (then 2,4,6,9 or as needed) Curly leaf pondweed will be added to permit and depending on costs may be treated along with native najas/pusillus Manage dense stands of native pondweeds in high use areas- Add small pondweed to permit volunteers use weed rakes to reduce plant populations Herbicide 0.35 acres per year (2,4,6,9) Maybe larger area depending on costs LAKE GENEVA MANAGEMENT PLAN ACTION ITEMS
2016 Only 40% of the • littoral zone can be HERBICIDE treated annually Curly leaf • TREATMENT pondweed may be treated as well AREA (cost dependent) Same area will be • ( NAJAS ) treated in 2018
Goal 6: Manage Aquatic Debris Removal of one large Lily mat by contractor (approx. 9,000sq ft) Still working on appropriate method for removal Cut up? Barge and excavator? Water jet? “cookie cutter”? May exceed budgeted cost depending on permits and method of removal $6325 Grant opportunity? Grants typically have 25% match LAKE GENEVA MANAGEMENT PLAN ACTION ITEMS
Goal 7: Educate and Involve the Lake Geneva Community Annual public meetings Expert presentation during public meetings Distribute educational material to residents Email and website LAKE GENEVA MANAGEMENT PLAN ACTION ITEMS
Goal 8: Manage the LMD King County Water and Land Resources manages funds and contracts Chris Knutson- County contact and LMD Administrator King County prepares Annual report with assistance from Advisory Board LAKE GENEVA MANAGEMENT PLAN ACTION ITEMS
Year Billed Paid KC Parks (funds transfer) Assesments Owed 2016 $14,500 $10,595 $3,570 $335 2017 $14,500 $10,405 $3,570 $525 Total $29,000 $21,000 $7,140 $860 Expenditure by Account Total $28,140.00 Year Total Expenditure $3,839.32 2016 $1,616.10 Account Balance $24,300.68 2017 $2,223.22 Total $3,839.32 LAKE GENEVA MANAGEMENT DISTRICT BUDGET
Timeframe Action Oct (17) Finalize permit transfer Oct-Nov(17) Outlet maintenance Nov(17)-Jan(18) Create annual report Dec(17)-Jan(18) Requests for herbicide contractor bids Dec(17)-Feb(18) Update permit species list Jan(18) LMD Board meeting April-May (18) Public meeting May-Sept (18) Herbicide treatment(s) July (18) New Advisory Board Member Ongoing Distribute educational materials Ongoing Research lily mat removal methods and timeline Ongoing Update website with relevant information LAKE GENEVA MANAGEMENT DISTRICT ACTION TIMELINE
LGMD Contact: Questions or requests to be added to email list Chris Knutson- King County Department of Natural Resources and Parks Chris.knutson@kingcounty.gov 206-477-4739 QUESTIONS?
Recommend
More recommend
