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: |
July 21, 2026 01:00:51 UTC July 20, 2026 21:00:51 Hora Local |
| Region: | Sombrero Seismic Zone |
| Distances: |
84.04 Km Northwest of Anegada,BVI 101.69 Km North-Northwest of Road Town, Tortola,BVI 168.73 Km Northeast of San Juan,PR |
| Magnitude: | 3.56 Md |
| Location: | Latitude: 19.3176 Longitude: -64.8385 |
| Depth: | 19 Km |
| Tsunami Warning Level: | No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands |
| Issued Date & Time | 2026-07-20 21:33:04 |
| ID: | 20260721010050 |
Epicentral Map
Technical Information
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG FMAG PMAG INT
2026-07-21 0100 51.95 19 19.06 64 50.31 19.97 0.55 4.03 8.02 3.56 3.56D
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
46 46 102.0 PR1 249 18 23 46 23 46 Q PPW 0.00 0.00 17.00 0.16 D
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
3.56 17.00 0.16 Z 3.56 17.00 0.16 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
TBVI PR HHZ A102.0 166 63 EP+ 1 65.94 13.99 14.98 0.00 -0.99* 0.98 0.081 0.00 51 2.20 Z
TBVI PR HH1 A102.0 166 63 ES 1 78.75 26.80 26.66 0.00 0.14 0.98S 0.208
VGBI PR HHZ A102.5 153 63 IPU 65.51 13.56 15.04 0.00 -1.48* 1.11 0.198 0.00 81 2.62 Z
VGBI PR HH2 A102.5 153 63 ES 1 78.75 26.80 26.77 0.00 0.03 0.98S 0.424
STVI PR HHZ A107.6 187 63 IPD 67.05 15.10 15.69 0.00 -0.59* 1.96 0.208 0.55 63 3.25 Z
STVI PR HH1 A107.6 187 63 ES 1 80.13 28.18 27.93 0.00 0.25 0.98S 0.128
CUPR PR HHZ A121.2 203 63 IPD 68.85 16.90 17.42 0.00 -0.52* 1.96 0.203 0.55 85 3.54 Z
CUPR PR HH1 A121.2 203 63 ES 1 83.91 31.96 31.01 0.00 0.95* 0.98S 0.122
FAPR PR HHZ A149.3 216 63 EP- 1 73.11 21.16 20.97 0.00 0.19 0.98 0.045 0.55 56 3.19 Z
FAPR PR HH1 A149.3 216 63 ES 1 89.90 37.95 37.33 0.00 0.62* 0.98S 0.095
GCPR PR HHZ A172.3 230 63 EP+ 1 75.59 23.64 23.88 0.00 -0.24 0.98 0.039 0.55 83 3.58 Z
GCPR PR HH1 A172.3 230 63 ES 1 93.95 42.00 42.51 0.00 -0.51* 0.98S 0.059
CDVI PR HHZ A173.4 177 63 EP- 1 77.19 25.24 24.03 0.00 1.21* 0.98 0.057 0.55 83 3.58 Z
CDVI PR HH1 A173.4 177 63 ES 1 95.05 43.10 42.77 0.00 0.33 0.98S 0.142
PDPR PR HHZ A190.5 222 63 EP- 1 78.62 26.67 26.18 0.00 0.49 0.98 0.041 0.55 77 3.53 Z
PDPR PR HH2 A190.5 222 63 ES 1 98.94 46.99 46.60 0.00 0.39 0.98S 0.077
SJG IU BHZ A192.2 227 63 EP- 1 78.68 26.73 26.41 0.00 0.32 0.98 0.039
SJG IU BH2 A192.2 227 63 ES 1 99.08 47.13 47.01 0.00 0.12 0.98S 0.064
ECPR PR HHZ A195.1 236 63 EP- 1 78.93 26.98 26.76 0.00 0.22 0.98 0.040 0.55 77 3.53 Z
ECPR PR HH1 A195.1 236 63 ES 1 100.32 48.37 47.63 0.00 0.74* 0.98S 0.056
IGPR PR HHZ A200.8 223 63 EP+ 1 79.57 27.62 27.49 0.00 0.13 0.98 0.041 0.55 89 3.67 Z
IGPR PR HH1 A200.8 223 63 ES 1 100.45 48.50 48.93 0.00 -0.43 0.98S 0.075
EMPR PR HHZ A201.0 243 63 EP+ 1 79.70 27.75 27.52 0.00 0.23 0.98 0.051
EMPR PR HH1 A201.0 243 63 ES 1 101.26 49.31 48.99 0.00 0.32 0.98S 0.076
ASPR PR HHZ A205.1 227 63 EP+ 1 80.04 28.09 28.03 0.00 0.06 0.98 0.039 0.00 69 2.59 Z
ASPR PR HH1 A205.1 227 63 ES 1 101.47 49.52 49.89 0.00 -0.37 0.98S 0.064
AOPR PR HHZ A228.8 243 63 EP- 1 83.10 31.15 31.03 0.00 0.12 0.98 0.051 0.55 105 3.85 Z
AOPR PR HH2 A228.8 243 63 ES 1 107.47 55.52 55.23 0.00 0.29 0.98S 0.076
CELP PR HHZ A229.5 234 63 EP+ 1 83.60 31.65 31.12 0.00 0.53* 0.98 0.039 0.55 76 3.56 Z
CELP PR HH1 A229.5 234 63 ES 1 106.82 54.87 55.39 0.00 -0.52* 0.98S 0.055
UUPR PR HHZ A230.8 240 63 EP- 1 83.90 31.95 31.29 0.00 0.66* 0.98 0.045
UUPR PR HH1 A230.8 240 63 ES 1 109.17 57.22 55.70 0.00 1.52* 0.41S 0.011
OBIP PR HHZ A233.9 234 63 EP+ 1 83.98 32.03 31.68 0.00 0.35 0.98 0.039 0.44 76 3.66 Z
OBIP PR HH1 A233.9 234 63 ES 1 107.97 56.02 56.39 0.00 -0.37 0.98S 0.055
AGPR PR HHZ A257.3 249 63 EP- 1 87.29 35.34 34.65 0.00 0.69* 0.98 0.069
AGPR PR HH1 A257.3 249 63 ES 1 113.12 61.17 61.68 0.00 -0.51* 0.98S 0.123
GBPR PR HHZ A261.7 236 63 EP- 1 87.91 35.96 35.20 0.00 0.76* 0.98 0.040 0.58 123 4.01 Z
GBPR PR HH1 A261.7 236 63 ES 1 114.05 62.10 62.66 0.00 -0.56* 0.98S 0.056
LSP PR HHZ A268.6 243 63 EP- 1 87.53 35.58 36.08 0.00 -0.50 0.98 0.051 0.58 89 3.72 Z
LSP PR HH2 A268.6 243 63 ES 1 115.96 64.01 64.22 0.00 -0.21 0.98S 0.076
MLPR PR HHZ A276.5 238 63 EP- 1 89.56 37.61 37.07 0.00 0.54* 0.98 0.042
MLPR PR HH1 A276.5 238 63 ES 1 117.67 65.72 65.98 0.00 -0.26 0.98S 0.058
CRPR PR HHZ A280.2 240 63 EP+ 1 90.00 38.05 37.54 0.00 0.51* 0.98 0.045 0.55 119 4.02 Z
CRPR PR HH1 A280.2 240 63 ES 1 118.92 66.97 66.82 0.00 0.15 0.98S 0.063
HMDR DR BHZ A482.2 264 63 EP- 1 115.23 63.28 63.11 0.00 0.17 0.71 0.090
HMDR DR BHN A482.2 264 63 ES 1 164.30112.35112.34 0.00 0.01 0.71S 0.221