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: | I |
| Date: |
October 21, 2025 07:39:47 UTC October 21, 2025 03:39:47 Hora Local |
| Region: | Sombrero Seismic Zone |
| Distances: |
56.26 Km North of Culebra,PR 61.05 Km North-Northwest of Charlotte Amalie, St. Thomas,USVI 104.51 Km East-Northeast of San Juan,PR |
| Magnitude: | 4.00 Md |
| Location: | Latitude: 18.8275 Longitude: -65.2176 |
| Depth: | 73 Km |
| Tsunami Warning Level: | No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands |
| Issued Date & Time | 2025-10-21 04:04:07 |
| ID: | 20251021073949 |
Epicentral Map
Technical Information
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG FMAG PMAG INT
2025-10-21 0739 47.32 18 49.65 65 13.06 73.38 0.30 8.64 12.53 4.00 4.00D
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
16 16 88.2 PR1 313 14 8 15 7 16 Q PPI 0.00 0.00 5.00 0.11 D
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
4.00 5.00 0.11 Z 4.00 5.00 0.11 D
REGION= Sombrero Seismic Zone
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
MTP PR HHZ A 88.2 204 126 EP+ 1 62.82 15.50 15.60 0.00 -0.10 1.01 0.535 0.55 131 4.00 Z
MTP PR HH1 A 88.2 204 126 ES 2 84.16 36.84 27.77 0.00 9.07* 0.00S 0.000
PDPR PR HHZ A123.5 224 117 EP+ 1 67.36 20.04 19.39 0.00 0.65* 0.98 0.149
PDPR PR HH2 A123.5 224 117 ES 1 81.96 34.64 34.51 0.00 0.13 1.01S 0.363
IGPR PR HHZ A133.9 225 115 EP+ 1 67.90 20.58 20.57 0.00 0.01 1.01 0.200 0.55 89 3.69 Z
IGPR PR HH2 A133.9 225 115 ES 1 83.59 36.27 36.61 0.00 -0.34 1.01S 0.394
CELP PR HHZ A166.2 241 110 EP+ 1 71.01 23.69 24.35 0.00 -0.66* 0.94 0.114 0.55 105 3.88 Z
CELP PR HH1 A166.2 241 110 ES 1 90.57 43.25 43.34 0.00 -0.09 1.01S 0.236
GBPR PR HHZ A199.3 243 106 EP+ 1 75.90 28.58 28.32 0.00 0.26 1.01 0.173
GBPR PR HH1 A199.3 243 106 ES 1 97.92 50.60 50.41 0.00 0.19 1.01S 0.195
LSP PR HHZ A210.1 251 106 EP+ 1 76.68 29.36 29.62 0.00 -0.26 1.01 0.253 0.58 128 4.09 Z
LSP PR HH2 A210.1 251 106 ES 1 100.26 52.94 52.72 0.00 0.22 1.01S 0.560
MLPR PR HHZ A215.1 245 105 EP+ 1 77.70 30.38 30.24 0.00 0.14 1.01 0.194
MLPR PR HH2 A215.1 245 105 ES 1 100.84 53.52 53.83 0.00 -0.31 1.01S 0.223
CRPR PR HHZ A219.6 246 105 EP+ 1 77.95 30.63 30.79 0.00 -0.16 1.01 0.190 0.55 127 4.11 Z
CRPR PR HH1 A219.6 246 105 ES 1 102.31 54.99 54.81 0.00 0.18 1.01S 0.212