Porous breakwater prompts city to pursue a third harbor dredging
Brent George and his band moved from their usual venue at the Portofino Hotel lounge to the top deck of friend Zachary’s powerboat Sunday afternoon. Hundreds of music-starved fans viewed the concert while socially distancing aboard sailboats, power boats, inflatables, kayaks and SUPs. Because of the low tide, fans were also able to gather on the narrow sand beach inside the breakwall. Last week, the Harbor Commission discussed dredging the sand to improve boat passage. Photo The City of Redondo Beach has applied for permits to dredge King Harbor. If approved, this will be the third time the harbor has been dredged since 1988. As sediment moves naturally down the coast, it piles up at the breakwater, a porous wall of rocks. Gradually, material gets through, builds up in the harbor, and begins to impact the navigation of boats leaving and entering the harbor. Since the last dredging of King Harbor in 2005, city staff and consultants have determined a need to remove 60,000 cubic yards of sediment from a depth of 18 feet toward the north end of the breakwater, and another 2,000 cubic yards from the southern entrance to Basin 3, from a depth of 15 feet. The breakwall is owned and…
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