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: | III in British Virgin Islands |
| Date: |
August 01, 2026 20:00:41 UTC August 01, 2026 16:00:41 Hora Local |
| Region: | Virgin Islands Platform |
| Distances: |
49.08 Km North of Charlotte Amalie, St. Thomas,USVI 52.2 Km Northwest of Road Town, Tortola,BVI 132.64 Km East-Northeast of San Juan,PR |
| Magnitude: | 4.07 Md |
| Location: | Latitude: 18.7861 Longitude: -64.9225 |
| Depth: | 19 Km |
| Tsunami Warning Level: | No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands |
| Issued Date & Time | 2026-08-01 16:56:11 |
| ID: | 20260801200040 |
Epicentral Map
| BULLETIN 2 Seismic Event/Tsunami |
|
|---|---|
| DATE: | August 01, 2026 |
| LOCAL TIME: | 16:00:41 |
| LATITUDE: | 18.7861 N |
| LONGITUDE: | 64.9225 W |
| LOCATION: |
49.1 Km North of Charlotte Amalie, St. Thomas,USVI
132.6 Km East-Northeast of San Juan,PR |
| DEPTH: | 19 Km |
| MAGNITUDE: | 4.07 Md |
| ESTIMATED MAXIMUM INTENSITY: | III in British Virgin Islands |
| TSUNAMI ALERT LEVEL: | No Warning, Advisory or Watch is in effect for Puerto Rico and the Virgin Islands |
| DATE & ISSUED TIME | 2026-08-01 16:56:18 |
|
The Puerto Rico Seismic Network (PRSN) received information that this
light earthquake was reported as
felt in St. John, St. Thomas and the British Virgin Islands with a maximum
intensity of III (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. |
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Technical Information
YEAR MO DA --ORIGIN-- --LAT N- --LON W-- DEPTH RMS ERH ERZ XMAG FMAG PMAG INT
2026-08-01 2000 41.59 18 47.17 64 55.35 19.90 0.39 1.34 3.29 4.07 4.07D III
SOURCE
NSTA NPHS DMIN MODEL GAP ITR NFM NWR NWS NVR REMRKS-AVH N.XMG-XMMAD-T N.FMG-FMMAD-T L F X
56 56 48.2 PR1 218 21 28 42 19 56 Q# PPJ 0.00 0.00 16.00 0.06 D
XMAG2-N.XMG2-XMMAD-T-S FMAG2-N.FMG2-FMMAD-T-S PREF.MAG-N.PMAG-PRMAD-T
4.07 16.00 0.06 Z 4.07 16.00 0.06 D
REGION= Virgin Islands Platform
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
STVI PR HHZ A 48.2 185 63 IPU 49.65 8.06 8.17 0.00 -0.11 2.04 0.273 0.55 155 4.01 Z
STVI PR HH1 A 48.2 185 63 ES 1 55.89 14.30 14.54 0.00 -0.24 1.02S 0.250
TBVI PR HHZ A 51.6 141 63 IPD 50.29 8.70 8.60 0.00 0.10 2.04 0.316
TBVI PR HH1 A 51.6 141 63 ES 1 56.76 15.17 15.31 0.00 -0.14 1.02S 0.247
VGBI PR HHZ A 63.9 120 63 EP- 1 51.84 10.25 10.17 0.00 0.08 1.02 0.157
VGBI PR HH2 A 63.9 120 63 ES 1 59.54 17.95 18.10 0.00 -0.15 1.02S 0.448
CUPR PR HHZ A 65.2 216 63 IPU 51.86 10.27 10.33 0.00 -0.06 2.04 0.205 0.55 154 4.02 Z
CUPR PR HH2 A 65.2 216 63 ES 1 59.76 18.17 18.39 0.00 -0.22 1.02S 0.167
FAPR PR HHZ A 99.9 232 63 EP- 1 56.09 14.50 14.72 0.00 -0.22 1.02 0.038 0.55 153 4.05 Z
FAPR PR HH1 A 99.9 232 63 ES 1 67.62 26.03 26.20 0.00 -0.17 1.02S 0.095
CDVI PR HHZ A115.7 171 63 EP+ 1 58.96 17.37 16.72 0.00 0.65* 1.02 0.065 0.55 140 3.99 Z
CDVI PR HH2 A115.7 171 63 ES 1 72.83 31.24 29.76 0.00 1.48* 0.03S 0.000
GCPR PR HHZ A133.5 247 63 IPU 60.01 18.42 18.97 0.00 -0.55* 2.04 0.169 0.55 143 4.03 Z
GCPR PR HH1 A133.5 247 63 ES 1 75.39 33.80 33.77 0.00 0.03 1.02S 0.071
PDPR PR HHZ A144.0 234 63 EP+ 1 61.75 20.16 20.30 0.00 -0.14 1.02 0.037 0.55 140 4.02 Z
PDPR PR HH1 A144.0 234 63 ES 1 78.09 36.50 36.13 0.00 0.37 1.02S 0.088
IGPR PR HHZ A154.7 235 63 EP+ 1 63.12 21.53 21.65 0.00 -0.12 1.02 0.037
IGPR PR HH1 A154.7 235 63 ES 1 81.34 39.75 38.54 0.00 1.21* 0.70S 0.040
ECPR PR HHZ A160.6 252 63 EP- 1 63.88 22.29 22.41 0.00 -0.12 1.02 0.050
ECPR PR HH1 A160.6 252 63 ES 1 80.90 39.31 39.89 0.00 -0.58* 1.02S 0.083
ASPR PR HHZ A162.0 240 63 EP- 1 63.95 22.36 22.58 0.00 -0.22 1.02 0.037
ASPR PR HH1 A162.0 240 63 ES 1 82.22 40.63 40.19 0.00 0.44 1.02S 0.074
EMPR PR HHZ A173.0 259 63 EP+ 1 65.90 24.31 23.98 0.00 0.33 1.02 0.067 0.55 134 4.01 Z
EMPR PR HH1 A173.0 259 63 ES 1 84.53 42.94 42.68 0.00 0.26 1.02S 0.120
CVPR PR HNZ A182.0 247 63 EP+ 1 67.17 25.58 25.11 0.00 0.47 1.00 0.041
CVPR PR HN1 A182.0 247 63 ES 1 85.67 44.08 44.70 0.00 -0.62* 1.00S 0.069
CELP PR HHZ A191.9 247 63 EP- 1 68.14 26.55 26.37 0.00 0.18 0.97 0.038 0.55 139 4.07 Z
CELP PR HH2 A191.9 247 63 ES 1 88.08 46.49 46.94 0.00 -0.45 0.97S 0.065
OBIP PR HHZ A196.0 246 63 EP- 1 68.69 27.10 26.89 0.00 0.21 0.95 0.036 0.44 134 4.14 Z
OBIP PR HH1 A196.0 246 63 ES 1 88.91 47.32 47.86 0.00 -0.54* 0.95S 0.062
ICMP PR HHZ A196.7 240 63 EP- 1 69.63 28.04 26.97 0.00 1.07* 0.93 0.031
ICMP PR HH2 A196.7 240 63 ES 1 93.82 52.23 48.01 0.00 4.22* 0.00S 0.000
UUPR PR HHZ A198.8 254 63 EP- 1 68.76 27.17 27.24 0.00 -0.07 0.94 0.046 0.55 141 4.09 Z
UUPR PR HH2 A198.8 254 63 ES 1 90.88 49.29 48.49 0.00 0.80* 0.94S 0.077
AOPR PR HHZ A199.4 257 63 EP+ 1 68.75 27.16 27.32 0.00 -0.16 0.94 0.052 0.55 167 4.24 Z
AOPR PR HH2 A199.4 257 63 ES 1 90.25 48.66 48.63 0.00 0.03 0.94S 0.090
GBPR PR HHZ A225.5 247 63 EP+ 1 72.95 31.36 30.62 0.00 0.74* 0.76 0.023 0.58 159 4.20 Z
GBPR PR HH2 A225.5 247 63 ES 1 98.06 56.47 54.50 0.00 1.97* 0.00S 0.000
AGPR PR HHZ A233.7 262 63 EP+ 1 73.26 31.67 31.66 0.00 0.01 0.69 0.035 0.55 132 4.07 Z
AGPR PR HH1 A233.7 262 63 ES 1 97.32 55.73 56.35 0.00 -0.62* 0.69S 0.066
LSP PR HHZ A238.3 254 63 EP- 1 74.07 32.48 32.24 0.00 0.24 0.65 0.021 0.58 147 4.15 Z
LSP PR HH1 A238.3 254 63 ES 1 99.39 57.80 57.39 0.00 0.41 0.65S 0.036
MLPR PR HHZ A241.8 249 63 EP+ 1 74.62 33.03 32.68 0.00 0.35 0.61 0.016 0.55 131 4.07 Z
MLPR PR HH1 A241.8 249 63 ES 1 100.67 59.08 58.17 0.00 0.91* 0.61S 0.027
PRSN PR HHZ A243.0 256 63 EP+ 1 76.03 34.44 32.84 0.00 1.60* 0.00 0.000
PRSN PR HH2 A243.0 256 63 ES 1 101.67 60.08 58.46 0.00 1.62* 0.00S 0.000
CRPR PR HHZ A246.7 250 63 EP+ 1 75.22 33.63 33.31 0.00 0.32 0.57 0.014 0.55 143 4.15 Z
CRPR PR HH1 A246.7 250 63 ES 1 99.19 57.60 59.29 0.00 -1.69* 0.00S 0.000
ABD WI BHZ A445.5 124 63 EP- 1 100.65 59.06 58.47 0.00 0.59* 0.00 0.000
ABD WI BHE A445.5 124 63 ES 1 145.30103.71104.08 0.00 -0.37 0.00S 0.000
SMDR PR BHZ A452.8 278 63 EP- 1 103.17 61.58 59.40 0.00 2.18* 0.00 0.000
SMDR PR BHE A452.8 278 63 ES 1 148.12106.53105.73 0.00 0.80* 0.00S 0.000
HMDR DR BHZ A470.5 271 63 EP+ 1 105.38 63.79 61.63 0.00 2.16* 0.00 0.000
HMDR DR BHN A470.5 271 63 ES 1 149.38107.79109.70 0.00 -1.91* 0.00S 0.000
DSD WI BHZ A492.8 123 63 EP- 1 105.61 64.02 64.46 0.00 -0.44 0.00 0.000
DSD WI BHN A492.8 123 63 ES 1 154.13112.54114.74 0.00 -2.20* 0.00S 0.000
Event Maps
 Spectral Acceleration |
 Intensity Map |
 Peak Ground Velocity |
 Peak Ground Acceleration |
 DYFI Map |
Google Map for this Event |