Orange County

Mosquito Control

Division

Thomas P. Breaud, Ph.D.

Manager

Mosquito Biology 101

Organizational Chart

A d m in is tra tive S u pport

S u rv eil lan ce Larv icid ing

Forem an

A d ulticid ing

Forem an

O p era tions S u perv isor

M an ag er

1

10

100

1000

10000

Cx. nigripalpus An. crucians Ma. titillans Cq. perturbans Cs. melanura

Top Five Species YTD CY 2008 CY 2007

2008 Jan thru May 2007 Jan thru May

Overview

Cover 974 Square Miles

Cover All Jurisdictions Minus Reedy Creek

Protect 1,000,000 Citizens

Capabilities Ground Adulticiding 3,636 Acres Per Hour Ground Larviciding 13 Separate Zones

Mosquito Control

Statistics 06-07 Jun FY 07-08 Jun

Miles Driven 151,296 150,418

Inspections 10,713 14,110

Acres 126,351 222,524

Ponds 5,000+ 5,000+

Mosquito Control

Statistics 06-07 Jun FY 07-08 Jun

Service Requests 346 560

Sentinel Flocks 12 12

Sera Samples 2,208 2,112

Trap Nights 7,500+ 7,500+

CY 07 CY 08 June

West Nile 0 (14.4) 0 (3.0)

EEE 1 (9.6) 3 (6.0)

SLE 3 (4.8) 0 (1.2)

Sentinel Flock ConversionsSentinel Flock Conversions