Dirtiest Isle Beaches
Ranking of most polluted state beaches based on the frequency that their water samples exceeded state standards on bacteria. The number is the percentage of samples over state standards:
Kauai

Hanamaulu Beach Park, 82%

Poipu Beach Park, 47%

Beach House Beach, 33%

Oahu

Keehi Lagoon, 62%

Punaluu Beach Park, 50%

Kaalawai Beach Park, 41%

Kawaikui Beach Park, 35%

Haleiwa Beach Park, 33%

Big Island

Old Kona Airport (Pawai), 36%