Contact: Joe Malinowski, Consumer Protection Program Coordinator or Heath M. Harmon, MPH, Communicable Disease Control Program Coordinator
Boulder County Public Health officials
recommended aerial spraying for adult mosquitoes in
"Several areas of concentrated WNV activity within these communities have prompted these recommendations," noted Heath Harmon, Communicable Disease Control Coordinator for Boulder County Public Health (BCPH).
"The majority of WNV infections
Officials from the cities of
The decision to recommend spraying was based on several factors, according to Joe Malinowksi, Consumer Protection Coordinator for Boulder County Public Health. "Aerial spraying for adult mosquitoes usually only makes up a small percentage of mosquito control efforts," said Malinowski. "However, based on the high level of mosquito activity and human illness within these communities, killing the adult mosquitoes would help reduce the risk of additional human illness due to WNV."
All of the pesticide application will be performed by Colorado Mosquito Control (CMC) beginning early next week based on the following daily schedule, weather permitting:
The application will occur between dusk and dawn, with the majority of spraying done between and . According to Colorado Mosquito Control, if weather conditions reduce spraying effectiveness, the schedule will be delayed one day. Representatives from CMC and Boulder County Public Health will work together to monitor the adult mosquito population before spraying, and then at least every other day after spraying, to determine the effectiveness of the pesticide application.
Smaller-scale applications have been made routinely over the past several years to control adult mosquito populations; however, this marks the first time an application of pesticide will cover an entire municipality. "We have contracted with Colorado Mosquito Control since 1995," said Malinowski. "In the past when adult mosquito activity was high, they applied pesticides in unincorporated regions of the county."
Despite the increased control efforts,
public health officials still urge residents to take necessary individual
precautions to protect themselves. "A mosquito control program cannot
eliminate all of the risk; it is only one component of
Precautionary measures to reduce the risk of
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