Levees / Sponsors / Okanogan County
Okanogan County
Named on the federal register as responsible for 7 levee systems in Washington, with 290 people recorded in the leveed areas.
Systems
7
on the register
People behind them
290
across 7 that publish it
Not enrolled
3
outside PL 84-99
No inspection rating
7
none published
3 of these systems are outside the federal rehabilitation programme
A system has to be Active in the USACE Rehabilitation and Inspection Program before a flood to be eligible for PL 84-99 repair assistance afterwards. Programme status describes eligibility, not condition. What enrolment involves.
01
Systems
7 records| System | Location | Accreditation | Programme | People | Length |
|---|---|---|---|---|---|
| Salmon Creek Levee 2 | Okanogan, Okanogan County, Washington | Accredited | Not Enrolled | 112 | 0.33 miles |
| Okanogan Segment 1 Oak Street North | Okanogan, Okanogan County, Washington | Non-Accredited | Inactive | 71 | 0.41 miles |
| Elmway | Okanogan, Okanogan County, Washington | Non-Accredited | Active | 55 | 0.36 miles |
| Salmon Creek Levee | Okanogan, Okanogan County, Washington | Accredited | Not Enrolled | 38 | 0.33 miles |
| Twisp | Twisp, Okanogan County, Washington | Non-Accredited | Active | 8 | 0.28 miles |
| Twisp River Levee | Twisp, Okanogan County, Washington | Accredited | Not Enrolled | 4 | 0.09 miles |
| Mazama | Winthrop, Okanogan County, Washington | Non-Accredited | Active | 2 | 0.27 miles |
Source: USACE National Levee Database, refreshed 2026-09-10.