Levees / By county / Okanogan County, WA
Levee systems in Okanogan County, WA
16 systems on the federal register here, with 1,588 people recorded behind them.
| System | Location | Accreditation | People | Length |
|---|---|---|---|---|
| Omak Authorized Right Bank | Omak, Okanogan County, Washington | Accredited | 929 | 1.42 miles |
| Salmon Creek Levee 2 | Okanogan, Okanogan County, Washington | Accredited | 112 | 0.33 miles |
| Omak Authorized Left Bank | Omak, Okanogan County, Washington | Accredited | 103 | 1.28 miles |
| Horseshoe Trailer Park | Twisp, Okanogan County, Washington | Accredited | 77 | 0.25 miles |
| Riverside Right Bank | Riverside, Okanogan County, Washington | Non-Accredited | 77 | 1.29 miles |
| Okanogan Segment 1 Oak Street North | Okanogan, Okanogan County, Washington | Non-Accredited | 71 | 0.41 miles |
| Elmway | Okanogan, Okanogan County, Washington | Non-Accredited | 55 | 0.36 miles |
| Okanogan Segment 2 | Okanogan, Okanogan County, Washington | Non-Accredited | 52 | 0.33 miles |
| Salmon Creek Levee | Okanogan, Okanogan County, Washington | Accredited | 38 | 0.33 miles |
| Jasmine | Omak, Okanogan County, Washington | Accredited | 27 | 0.13 miles |
| Twisp City Park | Twisp, Okanogan County, Washington | Non-Accredited | 19 | 0.12 miles |
| Riverside Left Bank | Riverside, Okanogan County, Washington | Non-Accredited | 12 | 1.06 miles |
| Twisp | Twisp, Okanogan County, Washington | Non-Accredited | 8 | 0.28 miles |
| Twisp River Levee | Twisp, Okanogan County, Washington | Accredited | 4 | 0.09 miles |
| Mazama | Winthrop, Okanogan County, Washington | Non-Accredited | 2 | 0.27 miles |
| Okanogan Segment 3 Treatment Plant | Okanogan, Okanogan County, Washington | Non-Accredited | 2 | 0.43 miles |
Source: USACE National Levee Database, refreshed 2026-09-10.