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P.O. Box 42560
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Olympia, WA 98504-2560
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Trapping Results History

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Spongy Moth Trapping Results by Year and County since 1974

Trapping results since the start of the program in 1974 are available below to download. 

Spongy moth trapping results 1974-2023 - Excel spreadsheet
Spongy moth trapping results 1974-2023 - PDF

Spongy Moth Trapping Results by Year since 2016

2024 Trapping Results
2023 Trapping Results
2022 Trapping Results
2021 Trapping Results
2020 Trapping Results
2019 Trapping Results
2018 Trapping Results
2017 Trapping Results
2016 Trapping Results