Surface-wave event locations derived from Near Real Time Data
The map below show the locations of surface-wave sources identified by a systematic analysis of seismograms from the Global Seismographic Network and from other seismographic networks and stations. The figure shows the detections for the last week and is updated a few times daily.
2025 7 15 17 16 0.0 83.25 -32.25 33.0 6.0 NEAR NORTH COAST OF GREENLAND 2025 7 15 17 15 28.0 29.50 129.50 33.0 5.1 RYUKYU ISLANDS, JAPAN 2025 7 15 14 47 20.0 36.75 140.25 33.0 5.0 NEAR EAST COAST OF HONSHU, JAPAN 2025 7 15 13 58 16.0 21.75 120.75 33.0 5.0 TAIWAN REGION 2025 7 15 9 55 4.0 -30.25 -178.25 33.0 5.7 KERMADEC ISLANDS, NEW ZEALAND 2025 7 15 7 14 56.0 36.75 54.75 33.0 4.9 NORTHERN AND CENTRAL IRAN 2025 7 15 5 54 8.0 13.75 40.75 33.0 5.0 ETHIOPIA 2025 7 15 4 20 0.0 29.50 129.50 33.0 5.4 RYUKYU ISLANDS, JAPAN 2025 7 15 2 38 24.0 18.50 120.50 33.0 5.6 LUZON, PHILIPPINES 2025 7 14 21 38 0.0 46.25 152.25 33.0 5.9 KURIL ISLANDS 2025 7 14 17 16 56.0 5.75 -82.75 33.0 6.4 SOUTH OF PANAMA 2025 7 14 13 46 40.0 -51.50 139.50 33.0 4.9 WESTERN INDIAN-ANTARCTIC RIDGE 2025 7 14 12 52 16.0 -2.25 121.25 33.0 5.1 SULAWESI, INDONESIA 2025 7 14 5 50 8.0 -6.75 131.75 33.0 6.5 TANIMBAR ISLANDS REG., INDONESIA 2025 7 14 5 13 28.0 36.25 -1.75 33.0 5.5 WESTERN MEDITERRANEAN SEA 2025 7 13 23 20 8.0 -58.25 -7.75 33.0 5.2 EAST OF SOUTH SANDWICH ISLANDS 2025 7 13 17 8 32.0 7.25 127.75 33.0 5.1 PHILIPPINE ISLANDS REGION 2025 7 13 14 22 48.0 29.25 128.25 33.0 4.9 NORTHWEST OF RYUKYU ISLANDS 2025 7 13 13 14 48.0 8.75 93.75 33.0 5.3 NICOBAR ISLANDS, INDIA REGION 2025 7 13 12 28 24.0 7.25 -34.25 33.0 5.0 CENTRAL MID-ATLANTIC RIDGE 2025 7 13 11 29 4.0 29.50 130.50 33.0 4.9 RYUKYU ISLANDS, JAPAN 2025 7 13 11 19 44.0 29.75 130.25 33.0 5.2 RYUKYU ISLANDS, JAPAN 2025 7 13 10 46 48.0 35.75 142.25 33.0 4.8 OFF EAST COAST OF HONSHU, JAPAN 2025 7 13 6 16 56.0 -17.75 167.75 33.0 5.4 VANUATU ISLANDS 2025 7 12 20 32 56.0 29.25 129.75 33.0 4.9 RYUKYU ISLANDS, JAPAN 2025 7 12 15 17 28.0 40.25 70.25 33.0 4.7 TAJIKISTAN 2025 7 12 7 50 8.0 56.25 164.25 33.0 5.1 KOMANDORSKIYE OSTROVA REGION 2025 7 12 5 16 48.0 -30.50 -178.50 33.0 5.1 KERMADEC ISLANDS, NEW ZEALAND 2025 7 12 2 1 28.0 29.75 130.25 33.0 5.1 RYUKYU ISLANDS, JAPAN 2025 7 12 1 33 52.0 53.00 -35.00 33.0 4.7 REYKJANES RIDGE 2025 7 12 0 12 0.0 -1.75 96.25 33.0 4.9 SOUTHWEST OF SUMATRA, INDONESIA 2025 7 11 20 9 52.0 -4.25 132.75 33.0 5.2 IRIAN JAYA REGION, INDONESIA 2025 7 11 16 24 8.0 37.25 20.75 33.0 4.9 IONIAN SEA 2025 7 11 12 45 20.0 3.25 97.75 33.0 4.8 NORTHERN SUMATRA, INDONESIA 2025 7 11 7 30 16.0 29.50 129.50 33.0 5.1 RYUKYU ISLANDS, JAPAN 2025 7 11 7 21 44.0 29.50 129.50 33.0 5.0 RYUKYU ISLANDS, JAPAN 2025 7 11 7 9 12.0 29.50 129.50 33.0 5.1 RYUKYU ISLANDS, JAPAN 2025 7 11 4 44 0.0 35.75 -33.75 33.0 4.7 AZORES ISLANDS REGION 2025 7 11 2 7 44.0 -9.25 67.25 33.0 5.4 MID-INDIAN RIDGE 2025 7 11 0 44 56.0 -15.00 -177.00 33.0 4.8 FIJI ISLANDS REGION 2025 7 10 15 35 12.0 3.50 -31.50 33.0 4.9 CENTRAL MID-ATLANTIC RIDGE 2025 7 10 14 38 24.0 13.75 -90.75 33.0 4.9 NEAR COAST OF GUATEMALA 2025 7 10 13 19 28.0 15.75 -94.25 33.0 5.2 NEAR COAST OF OAXACA, MEXICO 2025 7 10 9 26 16.0 -19.25 -69.75 33.0 5.1 NORTHERN CHILE 2025 7 10 8 47 28.0 72.75 5.25 33.0 4.9 NORWEGIAN SEA 2025 7 10 6 50 48.0 -3.75 128.25 33.0 4.8 SERAM, INDONESIA 2025 7 10 4 55 4.0 36.00 -34.00 33.0 5.1 AZORES ISLANDS REGION 2025 7 10 4 47 4.0 -15.25 -173.75 33.0 5.1 TONGA ISLANDS 2025 7 9 22 54 8.0 36.50 25.50 33.0 4.9 DODECANESE ISLANDS, GREECE 2025 7 9 22 12 56.0 -4.25 35.25 33.0 5.0 TANZANIA 2025 7 9 16 8 32.0 30.75 140.25 33.0 4.7 SOUTHEAST OF HONSHU, JAPAN 2025 7 9 12 32 8.0 30.75 140.25 33.0 5.4 SOUTHEAST OF HONSHU, JAPAN 2025 7 9 8 37 44.0 3.50 -31.50 33.0 4.8 CENTRAL MID-ATLANTIC RIDGE 2025 7 9 2 21 44.0 37.50 144.50 33.0 4.8 OFF EAST COAST OF HONSHU, JAPAN 2025 7 8 23 50 32.0 -6.25 105.25 33.0 5.1 SUNDA STRAIT, INDONESIA 2025 7 8 21 54 16.0 14.50 -90.50 33.0 5.0 GUATEMALA 2025 7 8 21 41 36.0 14.75 -90.75 33.0 5.9 GUATEMALA 2025 7 8 21 11 28.0 14.50 -90.50 33.0 5.0 GUATEMALA 2025 7 8 18 56 40.0 -6.75 132.25 33.0 5.0 TANIMBAR ISLANDS REG., INDONESIA 2025 7 8 17 22 8.0 -3.25 147.25 33.0 5.3 BISMARCK SEA 2025 7 8 17 12 8.0 -2.50 147.50 33.0 5.4 ADMIRALTY ISLANDS REGION, P.N.G. 2025 7 8 16 48 32.0 3.25 -31.25 33.0 5.2 CENTRAL MID-ATLANTIC RIDGE 2025 7 8 14 50 48.0 3.50 -31.50 33.0 4.9 CENTRAL MID-ATLANTIC RIDGE 2025 7 8 14 38 24.0 -2.75 147.25 33.0 5.3 ADMIRALTY ISLANDS REGION, P.N.G. 2025 7 8 11 40 8.0 -13.75 -76.75 33.0 4.9 NEAR COAST OF PERU 2025 7 8 10 55 4.0 3.50 -31.50 33.0 5.0 CENTRAL MID-ATLANTIC RIDGE 2025 7 8 8 43 4.0 -7.75 155.25 33.0 4.9 SOLOMON ISLANDS 2025 7 8 8 34 32.0 33.00 -77.00 33.0 4.6 OFF EAST COAST OF UNITED STATES 2025 7 8 5 44 48.0 3.75 -31.25 33.0 4.8 CENTRAL MID-ATLANTIC RIDGE 2025 7 8 2 0 16.0 29.75 129.75 33.0 5.1 RYUKYU ISLANDS, JAPANCreated 2025-07-15