This information is Issued for Puerto Rico and the Virgin Islands.For more information visit your corresponding Seismological Institution or theTsunami Warning Centers
| Event Details | |
|---|---|
| Estimated Maximum Intensity: | II in Aguas Buenas, PR |
| Date: |
March 31, 2026 21:38:31 UTC March 31, 2026 17:38:31 Hora Local |
| Region: | Puerto Rico Trench |
| Distances: |
118.43 Km Northeast of Anegada,BVI 145.29 Km North-Northeast of Virgin Gorda,BVI 291.06 Km East-Northeast of San Juan,PR |
| Magnitude: | 3.87 Md |
| Location: | Latitude: 19.602 Longitude: -63.7088 |
| Depth: | 37 Km |
| Tsunami Warning Level: | No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands |
| Issued Date & Time | 2026-03-31 21:33:10 |
| ID: | 20260331213831 |
Epicentral Map
| BULLETIN 1 Seismic Event/Tsunami |
|
|---|---|
| DATE: | March 31, 2026 |
| LOCAL TIME: | 17:38:31 |
| LATITUDE: | 19.602 N |
| LONGITUDE: | 63.7088 W |
| LOCATION: |
118.4 Km Northeast of Anegada,BVI
291.1 Km East-Northeast of San Juan,PR |
| DEPTH: | 37 Km |
| MAGNITUDE: | 3.87 Md |
| ESTIMATED MAXIMUM INTENSITY: | II in Aguas Buenas, PR |
| TSUNAMI ALERT LEVEL: | No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands |
| DATE & ISSUED TIME | 2026-03-31 21:33:17 |
|
The Puerto Rico Seismic Network (PRSN) received information that this
minor earthquake was reported as
felt in Aguas Buenas with a maximum
intensity of II (Modified Mercalli Scale, MM).
At the moment of generating this bulletin no damages has been reported and are not expected to occur Based on magnitude, location and historic records the earthquake was not sufficient to generate a destructive tsunami to Puerto Rico and Virgin Islands. |
|
|
|
Technical Information
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG FMAG PMAG INT
2026-03-31 2138 31.62 19 36.12 63 42.53 37.89 0.39 3.76 24.98 3.87 3.87D II
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
33 33 162.2 PR1 319 11 15 29 14 33 Q- PPE 0.00 0.00 7.00 0.09 D
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
3.87 7.00 0.09 Z 3.87 7.00 0.09 D
REGION= Puerto Rico Trench
STA NET COM CR DIST AZM AN P/S WT SEC (TOBS -TCAL -DLY =RES) WT SR INFO CAL DUR-W-FMAG-T -AMP-U-PER-W-XMAG-T
TBVI PR HHZ A162.2 217 97 EP+ 1 54.22 22.60 22.76 0.00 -0.16 1.10 0.209
TBVI PR HH1 A162.2 217 97 ES 1 71.80 40.18 40.51 0.00 -0.33 1.10S 0.497
STVI PR HHZ A190.8 224 96 EP+ 1 57.32 25.70 26.35 0.00 -0.65* 1.10 0.121
STVI PR HH1 A190.8 224 96 ES 1 78.74 47.12 46.90 0.00 0.22 1.10S 0.234
FAPR PR HHZ A256.2 234 94 EP+ 1 66.49 34.87 34.59 0.00 0.28 1.10 0.075
FAPR PR HH2 A256.2 234 94 ES 1 93.39 61.77 61.57 0.00 0.20 1.10S 0.099
GCPR PR HHZ A288.2 241 93 EP- 1 69.81 38.19 38.64 0.00 -0.45 1.10 0.064
GCPR PR HH1 A288.2 241 93 ES 1 99.62 68.00 68.78 0.00 -0.78* 1.10S 0.094
PDPR PR HHZ A300.4 235 93 EP+ 1 72.25 40.63 40.17 0.00 0.46 1.10 0.109 0.55 78 3.69 Z
PDPR PR HH2 A300.4 235 93 ES 1 103.15 71.53 71.50 0.00 0.03 1.10S 0.179
IGPR PR HHZ A311.1 235 93 EP+ 1 73.66 42.04 41.52 0.00 0.52* 1.10 0.124
IGPR PR HH1 A311.1 235 93 ES 1 105.27 73.65 73.91 0.00 -0.26 1.10S 0.217
ECPR PR HHZ A313.6 244 93 EP+ 1 73.57 41.95 41.84 0.00 0.11 1.10 0.067 0.55 85 3.78 Z
ECPR PR HH1 A313.6 244 93 ES 1 106.69 75.07 74.48 0.00 0.59* 1.10S 0.110
ASPR PR HH1 A318.2 238 93 ES 1 106.81 75.19 75.51 0.00 -0.32 1.10S 0.134
CELP PR HHZ A346.7 242 93 EP+ 1 77.59 45.97 46.02 0.00 -0.05 1.10 0.076 0.55 87 3.84 Z
CELP PR HH1 A346.7 242 93 ES 2 112.37 80.75 81.92 0.00 -1.17* 0.00S 0.000
AOPR PR HHZ A349.6 248 93 EP+ 1 78.26 46.64 46.40 0.00 0.24 1.10 0.081 0.55 90 3.87 Z
AOPR PR HH2 A349.6 248 93 ES 1 114.77 83.15 82.59 0.00 0.56* 1.10S 0.159
UUPR PR HH2 A350.7 246 93 ES 2 115.91 84.29 82.84 0.00 1.45* 0.00S 0.000
AGPR PR HHZ A379.7 252 92 EP+ 1 81.78 50.16 50.20 0.00 -0.04 1.10 0.113
AGPR PR HH2 A379.7 252 92 ES 2 122.10 90.48 89.36 0.00 1.12* 0.00S 0.000
GBPR PR HH1 A379.8 243 92 ES 2 119.62 88.00 89.39 0.00 -1.39* 0.00S 0.000
LSP PR HHZ A389.5 247 92 EP- 1 82.99 51.37 51.43 0.00 -0.06 1.10 0.073 0.58 98 3.99 Z
LSP PR HH1 A389.5 247 92 ES 1 122.67 91.05 91.55 0.00 -0.50 1.10S 0.109
PRSN PR HHZ A393.3 248 92 EP+ 1 83.46 51.84 51.91 0.00 -0.07 1.10 0.075
PRSN PR HH1 A393.3 248 92 ES 2 123.08 91.46 92.40 0.00 -0.94* 0.28S 0.007
MLPR PR HHZ A395.5 244 92 EP+ 1 83.74 52.12 52.20 0.00 -0.08 1.10 0.086 0.55 91 3.96 Z
MLPR PR HH2 A395.5 244 92 ES 1 124.99 93.37 92.92 0.00 0.45 1.10S 0.129
CRPR PR HHZ A399.8 245 92 EP+ 1 84.39 52.77 52.75 0.00 0.02 1.10 0.081 0.55 97 4.02 Z
CRPR PR HH1 A399.8 245 92 ES 1 125.84 94.22 93.89 0.00 0.33 1.10S 0.118
PCDR PR BHZ A506.8 258 92 EP+ 1 97.64 66.02 66.28 0.00 -0.26 1.10 0.155
PCDR PR BHN A506.8 258 92 ES 1 148.82117.20117.98 0.00 -0.78* 1.10S 0.390
Event Maps
 Spectral Acceleration |
 Intensity Map |
 Peak Ground Velocity |
 Peak Ground Acceleration |
 DYFI Map |
Google Map for this Event |