FAQ
Frequently asked questions
Find quick answers about visiting the Wailua River, trail conditions, and state park rules.
Is the Wailua River safe to kayak?
Yes, the river is generally calm and safe for paddling. Keep to the right when passing others and stay on the north bank to avoid motorized tour boats. Heed all flash flood warnings.
Are there crocodiles or alligators in the Wailua River?
No. There are no crocodiles or alligators in Hawaii.
Can you swim in the Wailua River?
Yes, but use caution. Do not swim if you have open cuts, and never swallow the water due to the risk of Leptospirosis. See our guide on River Swimming Safety for more safety details.
How long does it take to kayak the Wailua River?
A typical kayak trip to Secret Falls takes 4 to 5 hours round trip. The paddle portion covers about 2 miles each way.
Do you need a guide to kayak to Secret Falls?
You do not strictly need one. You can rent equipment and navigate yourself. However, guided tours offer convenience, safety, and historical knowledge. See our comparison on Guide or Rental.
How hard is the hike to Secret Falls on Kauai?
The 1.5-mile hike is moderately difficult due to conditions. The trail is notoriously muddy and involves slippery stream crossings. Proper footwear is essential. Learn more about the Trail Difficulty.
Is there an entrance fee for Wailua River State Park?
No, entry and parking at the state park are completely free. You only pay for kayak rentals or guided Tickets.
How deep is the Wailua River?
Depths vary throughout the river. Because hidden rocks exist and depths change, do not jump or dive from unauthorized cliffs.
Can you drive to Wailua Falls?
Yes. You can park at the roadside lot at the end of Maʻalo Road. The 80-foot waterfall is visible directly from the overlook.
What is the best time of day to kayak the Wailua River?
The morning is best. Aim to start before 10:00 AM. This secures a parking spot and lets you avoid afternoon winds. Read Best Time to Go for details.
How do you get to the Fern Grotto?
You can reach it by kayaking or by booking a motorized open-air boat tour. The boat tour is the easiest method and includes live music. Check out the Fern Grotto Access details.
Is the Wailua River muddy?
The river water itself is not always muddy, but the hiking trails extending from it certainly are. Winter rains can also cause the river water to become cloudy with runoff.
Can you paddleboard on the Wailua River?
Yes, stand-up paddleboarding is popular. You can rent boards near the marina. Paddleboards share the river with kayaks and motorized boats.