Marine Heat Waves

Oceans1982–2023U.S.

Figures

Figure 1
Figure 1. Change in Annual Cumulative Intensity of Marine Heat Waves
Figure 2
Figure 2. Change in Cumulative Intensity of Marine Heat Waves by Season
Figure 3
Figure 3. Areas Affected by Marine Heat Waves by U.S. Coastal Region
Figure 4
Figure 4. Marine Heat Wave Intensity and Duration at Five Marine Protected Areas

Indicator Details

Category
Oceans
Time Period
1982–2023
Geographic Coverage
U.S.
Number of Figures
4

Original Source

EPA Snapshot (January 2025)
Status
Removed from EPA.gov in December 2025. Over 80 climate-related pages were deleted from the EPA website as part of the administration's removal of climate change information.