Lakes / Hawaii / Kauai County / Waita Reservoir
Waita Reservoir, Hawaii
379 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Hawaii
21.92 degrees N, 159.45 degrees W - Kauai County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Waita Reservoir Stacks Up
- The largest lake counted in Hawaii by surface area - 379 acres.
- The largest lake in Kauai County among those counted.
- About 7 miles from Lihue, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Halenānahu Reservoir | Kauai | 3.7 mi | 27 acres |
| Papuaa Reservoir | Kauai | 4.0 mi | 45 acres |
| Alexander Reservoir | Kauai | 5.4 mi | 50 acres |
| Menehune Fishpond | Kauai | 5.5 mi | 25 acres |
| Kapaia Reservoir | Kauai | 7.8 mi | 34 acres |
| Wailua Reservoir | Kauai | 11 mi | 48 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Waita Reservoir
How Big Is Waita Reservoir?
Waita Reservoir covers 379 acres in Kauai County, Hawaii.
What Is the Largest Lake in Kauai County?
Waita Reservoir is the largest lake in Kauai County, at 379 acres.
Largest Lakes in Hawaii
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Waita Reservoir | Kauai | 379 acres | - |
| 2 | Keālia Pond | Maui | 198 acres | - |
| 3 | Kanahā Pond | Maui | 52 acres | - |
| 4 | Alexander Reservoir | Kauai | 50 acres | - |
| 5 | Wailua Reservoir | Kauai | 48 acres | - |
All 11 Hawaii lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 31080688). Verified October 30, 2026.