Koolau Reservoir Near Wahiawa, Oahu, Hi Water Level
Current Elevation
7.43 ft30-Day Water Level Trend
Map & Location
GPS: 21.49205556°N, -99.99999999°W
❓ Frequently Asked Questions
Where is Koolau Reservoir Near Wahiawa, Oahu, Hi located?
Koolau Reservoir Near Wahiawa, Oahu, Hi is a Lake located in Hawaii. The exact GPS coordinates are 21.49205556°N, -99.99999999°W. You can use these coordinates to get driving directions via Google Maps.
What is the Koolau Reservoir Near Wahiawa, Oahu, Hi water level today?
As of June 4, 2026, the water surface elevation at Koolau Reservoir Near Wahiawa, Oahu, Hi is 7.43 feet above sea level.
Is it safe to swim or boat at Koolau Reservoir Near Wahiawa, Oahu, Hi?
Safety conditions at Koolau Reservoir Near Wahiawa, Oahu, Hi depend on current water levels, flow rates, temperature, and weather. Always check the latest data on this page before planning any water activities. We recommend checking local advisories and weather forecasts for the most up-to-date safety information.
Is Koolau Reservoir Near Wahiawa, Oahu, Hi good for fishing?
Koolau Reservoir Near Wahiawa, Oahu, Hi in Hawaii is a popular destination for anglers. Check current water temperature and flow conditions on this page to plan your fishing trip. Always verify you have the appropriate state fishing license.
Other Water Bodies in Hawaii
Lawai Str Nr Koloa, Kauai, Hi
lake
Waikamoi Str Abv Kula Pl Intake Nr Olinda, Maui,Hi
lake
Ukumehame Gulch Nr Olowalu, Maui, Hi
lake
Waialae Str At Alt 3,820 Ft Nr Waimea, Kauai, Hi
lake
Manoa-Palolo Drainage Canal At Moiliili, Oahu, Hi
river
Sf Wailua River Nr Lihue, Kauai, Hi
river
Waikane Str At Alt 75 Ft At Waikane, Oahu, Hi
lake
Hanawi Stream Near Nahiku, Maui, Hi
river
🎣 Fished at Koolau Reservoir Near Wahiawa, Oahu, Hi?
Share your catch and help fellow anglers plan their next trip!
📝 Submit a Fishing Report →Location Details
- State: Hawaii
- Type: Lake
- Data Source: USGS
- Site Code: 16206600