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State Detection Table
| State/Province | County | Year Detected |
|---|---|---|
| Iowa | Muscatine | 2014 |
| Iowa | Page | 2018 |
| Iowa | Pottawattamie | 2018 |
| Iowa | Sac | 2020 |
| Iowa | Shelby | 2020 |
| Iowa | Story | 2014 |
| Iowa | Tama | 2018 |
| Iowa | Union | 2013 |
| Iowa | Wapello | 2014 |
| Iowa | Webster | 2020 |