| County | Customers Tracked | Customers Out | |
|---|---|---|---|
| Chelan | 0 | 0 | |
| Grant | 0 | 0 | |
| Grays Harbor | 35 | 0 | |
| Island | 121,852 | 0 | |
| Jefferson | 0 | 0 | |
| King | 586,173 | 8 | |
| Kitsap | 94,233 | 23 | |
| Kittitas | 23,136 | 1 | |
| Klickitat | 0 | 0 | |
| Lewis | 201 | 0 | |
| Mason | 0 | 0 | |
| Okanogan | 0 | 0 | |
| Pend Oreille | 0 | 0 | |
| Pierce | 138,964 | 13 | |
| San Juan | 0 | 0 | |
| Skagit | 39,599 | 1 | |
| Snohomish | 9 | 0 | |
| Thurston | 73,699 | 118 | |
| Unknown | 93,507 | 0 | |
| Walla Walla | 0 | 0 | |
| Whatcom | 71,665 | 0 | |
| Yakima | 0 | 0 |
