NYS Department of Environmental Conservation
Winter Drawdown-Yaphank Lakes
•Volunteer or
Professional? professional
•Expected
Costs
–Capital not known
–Operating none
•Duration of
Treatment 1-2 weeks
•Frequency of
Annual Treatment 2 out of 3
years
•Longevity of
Control 1-5 years
•Permits DEC Article 15 / 24
•Unique
Issues? f (inflow,
precipitation, cold, GW)
opportunities
for dam repair
potential
reinfestation main channel
•Overall
Likelihood of Success whole lake control = moderate
reinfestation control = low