Marine scientists found West Maui coastal waters were not significantly impacted by toxic debris from the 2023 Lahaina wildfire, contrary to initial concerns. A decade of water quality monitoring shows broader challenges with turbidity and nitrates but little fire-related decline.
- Volunteer scientists collected 5,500+ data points over 10 years, creating comprehensive pre- and post-fire water quality records.
- Ocean waters off Lahaina showed surprising resilience with no significant toxic contamination from the August 2023 wildfire debris.
- Turbidity levels remain above state health standards at most West Maui sites, worst at Pōhaku Park due to coastal erosion.
- Water salinity has increased across nearly all Maui monitoring sites due to extreme drought conditions.
- The monitoring program tracks 46 sites across Maui Nui, measuring salinity, water clarity, and nitrate levels from fertilizers and wastewater.
Source: Maui Now
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