Manoa Middle Ridge and Waiakeakua Falls Loop

This loop is considered difficult and physically demanding. It combines a strenuous ridge climb with a scenic waterfall and stream adventure. Expect steep inclines, narrow sections, and exposed drop-offs, especially on the Manoa Middle Ridge. The Waiakeakua Falls portion involves slippery conditions, multiple stream crossings, and potential for flash floods.

The terrain is highly varied. You'll transition from lush valley floor to steep, exposed ridge lines. The Waiakeakua Falls section features dense tropical forest, stream crossings, deep river pools, and waterfalls. The Manoa Middle Ridge is a raw, unmaintained ridge with narrow sections, steep scrambles, and significant drop-offs. Expect muddy and slippery conditions throughout, especially after rain.

This loop offers dramatic contrasts. You'll find multiple waterfalls and inviting swimming holes along the Waiakeakua Stream, providing a refreshing experience. From the summit of Mānoa Middle, you can often enjoy unimpeded 360-degree views of both windward and leeward Oahu. The entire hike is enveloped in a vibrant, tropical rainforest.

Specific parking details for this lesser-known loop can be tricky as it often connects various trails. Hikers typically find parking in residential areas near the trailheads that lead into the Waiakeakua Falls or Manoa Middle Ridge sections. Always be respectful of local residents and adhere to any parking restrictions.

The trail is located within the Round Top Forest Reserve. Generally, there are no specific permits or entrance fees required for hiking in this reserve. However, always check for the latest local regulations before your visit, as conditions and rules can change.

Information regarding dogs on this specific loop is not readily available, and given the challenging and unmaintained nature of parts of the trail, including steep scrambles and potential ropes, it might not be suitable for all dogs. Always check local regulations for the Round Top Forest Reserve regarding pets.

Oahu's weather is generally warm year-round. However, the trail can be extremely muddy and slippery, especially during the wetter winter months (November to April). The drier summer months (May to October) might offer slightly better conditions, but rain can occur at any time. Always check the weather forecast before heading out.

Given the challenging conditions, you should bring plenty of water, sturdy hiking boots with excellent traction, rain gear, insect repellent (mosquitoes can be prevalent), and snacks. A first-aid kit, navigation tools (like a GPS device or a downloaded map), and a headlamp are also highly recommended due to the trail's ruggedness and potential for extended duration.

Yes, this route often utilizes sections of other trails. You may find yourself on parts of the Manoa Middle Ridge Trail, Seven Bridges Trail, and Waiakeakua Falls Trail. It can also extend to connect with the Ko'olau Summit Trail (KST) for even more expansive views.

No, this loop is not recommended for beginners or families with young children. Its 'black diamond difficulty' rating, steep scrambles, narrow ridge sections, slippery stream crossings, and unmaintained nature require a good level of fitness, experience, and comfort with heights. It's best suited for experienced hikers seeking a rigorous adventure.

Absolutely. Be prepared for extremely muddy and slippery conditions, especially near the waterfalls and stream crossings. Flash floods can occur during or after heavy rain, making stream crossings dangerous. Some sections on the ridge may have ropes to assist with steep climbs. Always hike with a partner, inform someone of your plans, and be aware of your surroundings, as navigation can be challenging in parts.