Levees / Sponsors / The Napa County Flood Control and Water Conservation District
The Napa County Flood Control and Water Conservation District
Named on the federal register as responsible for 4 levee systems in California, with 5,509 people recorded in the leveed areas.
Systems
4
on the register
People behind them
5,509
across 4 that publish it
Not enrolled
0
outside PL 84-99
No inspection rating
2
none published
01
Systems
4 records| System | Location | Accreditation | Programme | People | Length |
|---|---|---|---|---|---|
| Napa River Hatt to 1st Street floodwall | Napa, Napa County, California | Non-Accredited | Active | 3,058 | Not published |
| Napa Dry Bypass, Right (west) Bank | Napa, Napa County, California | Non-Accredited | Active | 1,274 | Not published |
| Napa Dry Bypass, Left (east) Bank | Napa, Napa County, California | Non-Accredited | Active | 622 | Not published |
| Napa River Left Bank (Tulocay Creek & Below) | Napa, Napa County, California | Non-Accredited | Active | 555 | 1.08 miles |
Source: USACE National Levee Database, refreshed 2026-09-10.