Mosquito-borne Disease Control Program

SURVEILLANCE DASHBOARD

LEBANON COUNTY

Number of mosquito traps and dips in 2025

TOTAL NUMBER OF WNV POSITIVE MOSQUITO POOLS

14

TOTAL NUMBER OF MOSQUITO POOLS TESTED FOR WNV*

238

Lancaster County

Number of mosquito traps and dips in 2025

TOTAL NUMBER OF WNV POSITIVE MOSQUITO POOLS

61

TOTAL NUMBER OF MOSQUITO POOLS TESTED FOR WNV*

376

*Mosquitoes are placed in pools of up to 100 and screened for viral DNA; individual mosquitoes are not screened.

Data last updated July 31st, 2025

data from past mosquito seasons

2024

  • Number of gravid traps: 399

    Number of BG-Sentinel traps: 36

    Number of dips: 325

    Total number of mosquito pools submitted for testing: 424

    Total number of mosquito pools tested positive for WNV: 114

  • Number of gravid traps: 523

    Number of BG-Sentinel traps: 45

    Number of dips: 498

    Total number of mosquito pools submitted for testing: 525

    Total number of mosquito pools tested positive for WNV: 144

2023

  • Number of gravid traps: 402

    Number of BG-Sentinel traps: 53

    Number of dips: 455

    Total number of mosquito pools submitted for testing: 284

    Total number of mosquito pools tested positive for WNV: 53

  • Number of gravid traps: 589

    Number of BG-Sentinel traps: 70

    Number of dips: 579

    Total number of mosquito pools submitted for testing: 474

    Total number of mosquito pools tested positive for WNV: 61

2022

  • Number of gravid traps: 352

    Number of BG-Sentinel traps: 45

    Number of dips: 402

    Total number of mosquito pools submitted for testing: 457

    Total number of mosquito pools tested positive for WNV: 184

  • Number of gravid traps: 577

    Number of BG-Sentinel traps: 58

    Number of dips: 714

    Total number of mosquito pools submitted for testing: 484

    Total number of mosquito pools tested positive for WNV: 160

2021

  • Number of gravid traps: 374

    Number of BG-Sentinel traps: 44

    Number of dips: 102

    Total number of mosquito pools submitted for testing: 332

    Total number of mosquito pools tested positive for WNV: 39

  • Number of gravid traps: 661

    Number of BG-Sentinel traps: 61

    Number of dips: 729

    Total number of mosquito pools submitted for testing: 536

    Total number of mosquito pools tested positive for WNV: 98

2020

  • Number of gravid traps: 622

    Number of BG-Sentinel traps: 45

    Number of dips: 502

    Total number of mosquito pools submitted for testing: 344

    Total number of mosquito pools tested positive for WNV: 22

  • Number of gravid traps: 784

    Number of BG-Sentinel traps: 56

    Number of dips: 581

    Total number of mosquito pools submitted for testing: 538

    Total number of mosquito pools tested positive for WNV: 27