| County | Customers Tracked | Customers Out | |
|---|---|---|---|
| Chelan | 3 | 1 | |
| Grant | 912 | 0 | |
| Grays Harbor | 10 | 0 | |
| Island | 75,230 | 16 | |
| Jefferson | 162 | 0 | |
| King | 357,872 | 59 | |
| Kitsap | 92,309 | 2 | |
| Kittitas | 18,581 | 0 | |
| Klickitat | 269 | 0 | |
| Lewis | 812 | 0 | |
| Mason | 36 | 0 | |
| Okanogan | 1 | 0 | |
| Pend Oreille | 3,462 | 0 | |
| Pierce | 132,931 | 5 | |
| San Juan | 0 | 0 | |
| Skagit | 37,434 | 198 | |
| Snohomish | 1,472 | 0 | |
| Thurston | 72,303 | 0 | |
| Unknown | 159,083 | 44 | |
| Walla Walla | 29 | 0 | |
| Whatcom | 65,064 | 219 | |
| Yakima | 1 | 0 |
