Post 05102024 flashfloods brief coral survey

Update 09182027

Road repair is the responsibility of DLNR and not DOT Harbors, according to DOT personnel.

Update 08212024

The images below show the washed-out road near the gulch’s outflow. The road appeared to be constructed on coral fill without protective measures against the potential for flash floods. ( The map base does not show the most current condition).

Inner harbor coral reefs appear unaffected visually by heavy rain, flash floods, and sediment deposits.

Washed out road to small boat harbor south, photo by Paul Tucker
Enlarged waterway to Pelekane Bay, photo by Paul Tucker

May 10, 2024, flashfloods

According to local news sources, 19 inches of rain fell on the Kohala watershed on the evening of May 10th and the morning of May 11th. The flashfloods washed out the road from the Kawaihae Harbor Gate 13 to the small south boat harbor. Elsewhere on the Kawaihae Road from the intersection of the Queens Highway to the north, a small boat harbor was inundated by mud and debris deposited by torrents from the ordinarily dry stream beds. The south gate of the Kawaihae harbor has waist-high debris/watermark. There were soil deposits with basalt boulders of at least the same height. The aftermath resembled rock and landslide.

2 Replies to “Post 05102024 flashfloods brief coral survey”

    1. Thanks Lindsey, I need to survey Pelekane Bay. From the road, it does look very brown under water still.

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