A magnitude Mwp 6.1 earthquake occured in region: Tonga [Sea], on
and geographic coordinates (lat, lon) -21.77, -176.19 at 180 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
No Italian municipalities within 20 km distance.
No Italian municipalities within 100 km from the epicenter with at least 50000 inhabitants.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Rev 100 |
mb 5.5
Mwp 6.1 Mwpd 6.1 |
2019-05-30 15:38:01 |
-21.77 | -176.19 | 180 | 2019-05-30 15:59:18 |
Sala Sismica INGV-Roma | 69030831 |
Field | Value |
---|---|
Time (UTC) | 2019-05-30 15:38:01 |
Latitude | -21.77 |
Longitude | -176.19 |
Depth (km) | 180 (from location) |
Evaluation mode of Origin | automatic |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV-A |
Event type | earthquake |
Origin ID | 69030831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 6078 |
Semi-minor axis of confidence ellipse (meter) | 1861 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 334 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4975.8 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 93.2957 |
Number of associated phases, regardless of their use for origin computation | 76 |
Number of defining phases | 76 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 1.72053 |
Epicentral distance of station closest to the epicenter (degree) | 6.45748 |
Epicentral distance of station farthest from the epicenter (degree) | 79.99357 |
Number of stations at which the event was observed | 63 |
Number of stations from which data was used for origin computation | 63 |
Field | Value |
---|---|
Value | 6.1 |
Uncertainty | 0.1 |
Num. used stations | 25 |
Type of magnitude | Mwp |
Reference to an origin | 69030831 |
Agency | INGV |
Autore | Auto added |
Time of creation (UTC) | 2019-05-30 15:59:18 |
Field | Value |
---|---|
Value | 6.1 |
Uncertainty | 0 |
Num. used stations | 22 |
Type of magnitude | Mwpd |
Reference to an origin | 69030831 |
Agency | INGV |
Autore | Auto added |
Time of creation (UTC) | 2019-05-30 15:59:18 |
Field | Value |
---|---|
Value | 5.5 |
Uncertainty | 0.1 |
Num. used stations | 44 |
Type of magnitude | mb |
Reference to an origin | 69030831 |
Agency | INGV |
Autore | Auto added |
Time of creation (UTC) | 2019-05-30 15:59:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IU.INCN.BHZ.00 | 2019-05-30T15:49:49.92 | 10.0 | positive | automatic | P | 317 | 79.9936 | 0.204623 | 0 | |
IU.SLBS.BHZ.00 | 2019-05-30T15:49:46.17 | 10.0 | positive | automatic | P | 59 | 78.8358 | 2.58363 | 0.173574 | |
ND.ONTNC.BHZ.00 | 2019-05-30T15:49:44.04 | 10.0 | negative | automatic | ScP | 265 | 16.0869 | 6.34619 | 0 | |
GE.PMBI.BHZ. | 2019-05-30T15:49:43.32 | 10.0 | negative | automatic | P | 271 | 78.8105 | 0.00816595 | 0 | |
IU.PET.BHZ.00 | 2019-05-30T15:49:36.37 | 10.0 | negative | automatic | P | 345 | 77.9171 | -2.06379 | 0 | |
AT.AKUT.BHZ. | 2019-05-30T15:49:29.16 | 10.0 | positive | automatic | P | 6 | 76.4333 | -0.990796 | 0.211819 | |
IU.TATO.BHZ.00 | 2019-05-30T15:49:28.97 | 10.0 | negative | automatic | P | 304 | 76.4312 | -1.19398 | 0.187501 | |
AT.SMY.BHZ. | 2019-05-30T15:49:20.54 | 10.0 | positive | automatic | P | 354 | 74.9779 | -1.36482 | 0 | |
JP.JNU.BHZ. | 2019-05-30T15:49:18.15 | 10.0 | negative | automatic | P | 316 | 74.5653 | -1.4728 | 0.107017 | |
IU.ADK.BHZ.00 | 2019-05-30T15:49:12.75 | 10.0 | negative | automatic | P | 360 | 73.6526 | -1.52362 | 0.236362 | |
MY.SBM.BHZ. | 2019-05-30T15:49:12.82 | 10.0 | negative | automatic | P | 279 | 73.9123 | -2.97402 | 0.225607 | |
JP.JSD.BHZ. | 2019-05-30T15:49:12.30 | 10.0 | negative | automatic | P | 324 | 73.5216 | -1.20372 | 0.229671 | |
JP.JOW.BHZ. | 2019-05-30T15:49:06.65 | 10.0 | negative | automatic | P | 310 | 72.4515 | -0.582576 | 0.235629 | |
IU.MAJO.BHZ.00 | 2019-05-30T15:49:05.72 | 10.0 | negative | automatic | P | 323 | 72.4744 | -1.68054 | 0.252202 | |
JP.JMM.BHZ. | 2019-05-30T15:49:03.30 | 10.0 | negative | automatic | P | 326 | 72.0406 | -1.48194 | 0.257085 | |
JP.JSG.BHZ. | 2019-05-30T15:48:58.50 | 10.0 | negative | automatic | P | 322 | 71.1499 | -0.958973 | 0.233851 | |
JP.JHJ2.BHZ. | 2019-05-30T15:48:45.65 | 10.0 | positive | automatic | P | 321 | 69.0861 | -1.25809 | 0.298701 | |
IU.CASY.BHZ.00 | 2019-05-30T15:48:13.27 | 10.0 | negative | automatic | P | 206 | 63.4398 | 2.25842 | 0.363568 | |
GE.LUWI.BHZ. | 2019-05-30T15:48:07.02 | 10.0 | negative | automatic | P | 281 | 62.8451 | -0.0803629 | 0.339297 | |
AU.MORW.BHZ. | 2019-05-30T15:47:53.20 | 10.0 | positive | automatic | P | 248 | 60.834 | -0.535809 | 0.390171 | |
GE.SANI.BHZ. | 2019-05-30T15:47:43.67 | 10.0 | negative | automatic | P | 281 | 59.499 | -0.949449 | 0.408774 | |
GE.TNTI.BHZ. | 2019-05-30T15:47:43.67 | 10.0 | negative | automatic | P | 285 | 59.4474 | -0.60103 | 0.400194 | |
IU.NWAO.BHZ.00 | 2019-05-30T15:47:42.30 | 10.0 | negative | automatic | P | 244 | 59.2298 | -0.544302 | 0.412577 | |
IU.MBWA.BHZ.00 | 2019-05-30T15:47:41.65 | 10.0 | negative | automatic | P | 258 | 59.1687 | -0.743689 | 0.386478 | |
GE.SOEI.BHZ. | 2019-05-30T15:47:37.02 | 10.0 | negative | automatic | P | 272 | 58.2093 | 1.10357 | 0.437324 | |
IU.SBA.BHZ.00 | 2019-05-30T15:47:28.90 | 10.0 | positive | automatic | P | 184 | 56.6658 | 3.93766 | 0.449684 | |
GT.VNDA.BHZ.00 | 2019-05-30T15:47:27.73 | 10.0 | positive | automatic | P | 186 | 56.7459 | 2.19218 | 0.470379 | |
GE.FAKI.BHZ. | 2019-05-30T15:47:00.87 | 10.0 | negative | automatic | P | 283 | 53.4511 | -1.08785 | 0.498465 | |
AU.MTN.BHZ. | 2019-05-30T15:46:41.57 | 10.0 | negative | automatic | P | 271 | 50.8429 | -1.16625 | 0.552744 | |
AU.WRKA.BHZ. | 2019-05-30T15:46:40.97 | 10.0 | negative | automatic | P | 255 | 50.6975 | -0.759861 | 0.555157 | |
AU.FORT.BHZ. | 2019-05-30T15:46:37.50 | 10.0 | negative | automatic | P | 247 | 50.2925 | -1.12787 | 0.575615 | |
NZ.KHZ.HHZ.10 | 2019-05-30T15:46:34.69 | 10.0 | positive | automatic | S | 200 | 22.3601 | -0.637491 | 0 | |
AU.KDU.BHZ. | 2019-05-30T15:46:32.00 | 10.0 | negative | automatic | P | 272 | 49.6468 | -0.744986 | 0.579659 | |
GE.GENI.BHZ. | 2019-05-30T15:46:09.37 | 10.0 | negative | automatic | P | 288 | 46.5154 | -0.386906 | 0.19945 | |
IU.SNZO.BHZ.00 | 2019-05-30T15:46:04.95 | 10.0 | positive | automatic | S | 199 | 20.9898 | -7.82142 | 0 | |
AU.HTT.BHZ. | 2019-05-30T15:45:26.12 | 10.0 | positive | automatic | P | 244 | 41.1089 | -0.685417 | 0.743672 | |
AU.MANU.BHZ.00 | 2019-05-30T15:45:22.15 | 10.0 | negative | automatic | P | 294 | 40.5511 | -0.00262809 | 0.727941 | |
AU.COEN.BHZ. | 2019-05-30T15:45:12.50 | 10.0 | negative | automatic | P | 274 | 39.3382 | 0.303154 | 0.67201 | |
G.TAOE.BHZ.00 | 2019-05-30T15:44:55.46 | 10.0 | positive | automatic | P | 75 | 36.959 | 3.05178 | 0.770304 | |
IU.PMG.BHZ.00 | 2019-05-30T15:44:54.87 | 10.0 | negative | automatic | P | 284 | 37.2808 | -0.122991 | 0.781933 | |
II.TAU.BHZ.00 | 2019-05-30T15:44:52.42 | 10.0 | negative | automatic | P | 226 | 36.9276 | 0.393826 | 0.807615 | |
AU.TOO.BHZ.00 | 2019-05-30T15:44:48.48 | 10.0 | negative | automatic | P | 236 | 36.5181 | -0.179514 | 0.835743 | |
AU.QLP.BHZ. | 2019-05-30T15:44:46.25 | 10.0 | negative | automatic | P | 254 | 36.2796 | -0.317318 | 0.811001 | |
IU.CTAO.BHZ.00 | 2019-05-30T15:44:36.17 | 10.0 | negative | automatic | P | 266 | 35.0313 | 0.20436 | 0.866713 | |
AU.RABL.BHZ.00 | 2019-05-30T15:44:36.53 | 10.0 | positive | automatic | P | 295 | 35.3546 | -2.18521 | 0.783492 | |
AU.MILA.BHZ.00 | 2019-05-30T15:44:23.80 | 10.0 | positive | automatic | P | 235 | 33.5742 | 0.288384 | 0.85586 | |
G.CAN.BHZ.00 | 2019-05-30T15:44:20.60 | 10.0 | negative | automatic | P | 238 | 33.2204 | 0.163533 | 0.883641 | |
IU.RAR.BHZ.00 | 2019-05-30T15:44:15.72 | 10.0 | positive | automatic | S | 91 | 15.2777 | -0.565847 | 0 | |
AU.RIV.BHZ. | 2019-05-30T15:44:03.12 | 10.0 | positive | automatic | P | 240 | 31.1253 | 1.0652 | 0.939303 | |
AU.EIDS.BHZ. | 2019-05-30T15:43:53.45 | 10.0 | positive | automatic | P | 257 | 30.1369 | 0.0460022 | 0.972643 | |
AU.ARMA.BHZ. | 2019-05-30T15:43:53.15 | 10.0 | negative | automatic | P | 247 | 30.0467 | 0.385201 | 0.832515 | |
IU.HNR.BHZ.00 | 2019-05-30T15:43:14.85 | 10.0 | positive | automatic | P | 295 | 26.0226 | -2.02129 | 0.672269 | |
G.PPTF.BHZ.00 | 2019-05-30T15:43:14.30 | 10.0 | positive | automatic | P | 85 | 25.3816 | 3.09856 | 0.43956 | |
NZ.ODZ.HHZ.10 | 2019-05-30T15:43:13.47 | 10.0 | negative | automatic | P | 202 | 25.6568 | -0.1352 | 0.985222 | |
AU.LHI.BHZ.00 | 2019-05-30T15:43:01.08 | 10.0 | positive | automatic | P | 241 | 24.0963 | 1.61976 | 0.963855 | |
NZ.KHZ.HHZ.10 | 2019-05-30T15:42:40.30 | 10.0 | positive | automatic | P | 200 | 22.3601 | -3.33446 | 0.970874 | |
IU.SNZO.BHZ.00 | 2019-05-30T15:42:26.30 | 10.0 | positive | automatic | P | 199 | 20.9898 | -3.44539 | 0.97561 | |
ND.KOUNC.BHZ.00 | 2019-05-30T15:42:01.65 | 10.0 | negative | automatic | P | 270 | 18.2353 | 1.49773 | 0.869565 | |
AU.NFK.BHZ.00 | 2019-05-30T15:41:39.38 | 10.0 | negative | automatic | P | 240 | 16.0517 | 3.13734 | 0.943396 | |
G.DZM.BHZ.00 | 2019-05-30T15:41:39.15 | 10.0 | negative | automatic | P | 266 | 16.1038 | 2.21203 | 0.909091 | |
NZ.OUZ.HHZ.10 | 2019-05-30T15:41:38.12 | 10.0 | negative | automatic | P | 211 | 16.1458 | 0.858272 | 0.956938 | |
ND.ONTNC.BHZ.00 | 2019-05-30T15:41:38.44 | 10.0 | negative | automatic | P | 265 | 16.0869 | 1.82606 | 0.930233 | |
IU.RAR.BHZ.00 | 2019-05-30T15:41:28.20 | 10.0 | positive | automatic | P | 91 | 15.2777 | 1.28637 | 0.930233 | |
IU.FUNA.BHZ.00 | 2019-05-30T15:41:10.35 | 10.0 | positive | automatic | P | 341 | 13.9703 | -0.414277 | 0.869565 | |
AU.NIUE.BHZ. | 2019-05-30T15:40:39.80 | 10.0 | positive | automatic | S | 66 | 6.4575 | -6.43606 | 0 | |
IU.RAO.BHZ.00 | 2019-05-30T15:39:46.67 | 10.0 | positive | automatic | P | 191 | 7.635 | -2.25333 | 0.963855 | |
II.MSVF.BHZ.00 | 2019-05-30T15:39:38.57 | 10.0 | positive | automatic | P | 306 | 6.7493 | 1.16149 | 0.97561 | |
AU.NIUE.BHZ. | 2019-05-30T15:39:31.72 | 10.0 | negative | automatic | P | 66 | 6.4575 | -1.73654 | 0.963855 |