Lakes in Kauai County, Hawaii
9 lakes counted in Kauai County - the largest is Waita Reservoir at 379 acres.
9
Lakes Counted
379 acres
Largest - Waita Reservoir
Kauai County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Waita Reservoir | Kauai | 379 acres | - |
| 2 | Alexander Reservoir | Kauai | 50 acres | - |
| 3 | Wailua Reservoir | Kauai | 48 acres | - |
| 4 | Papuaa Reservoir | Kauai | 45 acres | - |
| 5 | Ka Loko Reservoir | Kauai | 38 acres | - |
| 6 | Kapaia Reservoir | Kauai | 34 acres | - |
| 7 | Halenānahu Reservoir | Kauai | 27 acres | - |
| 8 | Puu Ka Ele Reservoir | Kauai | 26 acres | - |
| 9 | Menehune Fishpond | Kauai | 25 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.