Wahiawa Reservoir

Wahiawa Reservoir
21.49657222° N, -158.026123° W

Wahiawa Reservoir, or Lake Wilson, is a serene oasis in the heart of Oahu, Hawaii, offering a tranquil escape for adventure travelers, wellness seekers, and families alike. This freshwater lake is surrounded by sun-dappled shores and swaying palms, making it an ideal spot for picnicking and boat fishing year-round. The lake’s peaceful environment is a paradise for birdwatchers, with a variety of avian species to observe and identify.

Nearby, the Wahiawa Botanical Garden, an 80-year-old forest started by local sugarcane farmers, showcases native and naturalized Hawaiian plants in a cool, moist climate. History buffs can visit the Tropic Lightning Museum at Schofield Barracks, which honors the 25th Infantry Division, or explore the Kukaniloko Birthstone State Monument, one of the most important ancient sites on the island.

For those seeking relaxation, the lake’s shores invite leisurely afternoons under the trees. Families can enjoy the community events and outdoor festivals hosted at the Wahiawa Freshwater State Recreation Area, while coffee enthusiasts can visit the nearby Green World Coffee Farms for a taste of locally roasted coffee. The Healing Stone of Wahiawa, a historic shrine on California Avenue, adds a touch of cultural intrigue to the area. Whether you’re looking to cast a line, explore botanical gardens, or simply unwind in nature, Wahiawa Reservoir is a must-visit destination.

Surface area (mi)
0.88
Max depth (ft)
85.3
Elevation (ft)
843.18
Best time to go
Visit Wahiawa Reservoir from April to June, when sunlight dances on the tranquil water and gentle breezes sweep across the lush landscape. Enjoy peaceful kayaking and fishing amid vibrant blooms, while the crowds remain minimal, allowing for a serene retreat.
Water Quality
The water color at Mammoth Lake can vary, but it is often described as azure, cerulean, or sky blue. The water clarity is pristine and crystal-clear, with a glassy or mirror-like appearance. However, during algae blooms, the water can appear murky, moss green, or tea-colored. The shoreline natural scenery is characterized by picturesque mountain vistas, surrounded by pine forests and rocky outcroppings, offering a scenic and tranquil environment.

Ideal for

  • Family friendly:
  • Pet friendly:
  • Romantic getaways:

Popular activities

  • Hiking
  • Fishing
  • Fly Fishing
  • Freshwater Fishing
  • Ice Skating
  • Cross-country Skiing

Islands

Amidst the serene waters of Wahiawa Reservoir, islands emerge as secluded oases steeped in history and natural beauty. These tranquil spots, ideal for sailing and kayaking, invite explorers to traverse their shores where remnants of a bygone era whisper tales of sugar plantations and ancient Lāʻau people. The islands serve not only as recreational havens but also house fascinating landmarks, including historic lookout points that offer breathtaking panoramic views of the lush Hawaiian landscape. Hiking trails weave through verdant foliage, leading to exquisite vantage points perfect for picturesque photographs. While visitors may lose themselves in the tranquility of these isles, few know that the waters themselves were once integral to the region’s agricultural prosperity. Each island holds secrets waiting to be uncovered, making this hidden gem of the Aloha State a must-visit for those seeking the perfect blend of adventure, relaxation, and rich cultural heritage.

Nearby amenities

A range of amenities enhance the experience for visitors at Wahiawa Reservoir. For water enthusiasts, several rental options are available including kayaks and stand-up paddleboards at local outfitters like Hawaiian Paddle Sports. The boat ramp provides easy access for personal watercraft and fishing boats, while mooring buoys and a fuel dock cater to those with larger vessels. For fishing, there is a dedicated fishing pier where anglers can cast their lines, alongside nearby bait and tackle shops for supplies.

Dining options are limited at the lake but local favorites such as the Lakeview Restaurant offer scenic views and hearty meals. Day-use parking is available, accommodating RVs as well as standard vehicles, with electric vehicle charging stations provided. Public restrooms and picnic areas with BBQ grills are accessible for those looking to spend the day. Visitors will also find trails for hiking and biking to explore the natural beauty surrounding the reservoir, making it a perfect destination for a day trip.

Frequently Asked Questions

Ready to dive into what Wahiawa Reservoir has to offer? Let’s tackle some of the burning questions you might have as you plan your visit!

  • No, swimming is not allowed in Wahiawa Reservoir due to effluent concerns and potential health risks. The reservoir is considered a navigable water but has restrictions to protect public health.

  • Wahiawa Reservoir is a popular destination because it offers year-round shore and boat fishing. The reservoir, also known as Lake Wilson, has a large surface area and a long shoreline, making it ideal for fishing and other recreational activities like picnicking along its wooded shores. It is managed as a Public Fishing Area and has a boat launch and parking area for public use.

  • Yes, you need a specific entry permit to fish in Wahiawa Reservoir, Hawaii. This permit, known as the Wahiawa Public Fishing Area Entry Permit, is required in addition to a valid freshwater fishing license. You can obtain this entry permit online or at no cost from designated locations.

  • There is no public beach at Wahiawa Reservoir. The area offers picnicking along the wooded shore and year-round shore and boat fishing. The reservoir is managed for public fishing and other outdoor activities, but it does not have a traditional beach.

  • Towns near Wahiawa Reservoir include Mililani Town, Pearl City, Waipahu, and Aiea. These towns are located in the central part of Oahu, close to the reservoir also known as Lake Wilson. They are accessible via Kamehameha Highway.

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Wahiawa Reservoir
Wahiawa Reservoir