A magnitude ML 2.1 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4520, 15.3930 at 166 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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.
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2021-05-09 02:54:10 |
38.4523 | 15.3927 | 166 | 2021-12-29 11:12:05 |
Bollettino Sismico Italiano INGV | 91307151 |
Reviewed Rev100 |
ML 2.1 | 2021-05-09 02:54:10 |
38.4982 | 15.3732 | 164 | 2021-05-09 03:08:07 |
Sala Sismica INGV-Roma | 89931151 |
Field | Value |
---|---|
Time (UTC) | 2021-05-09 02:54:10 ± 0.37 |
Latitude | 38.4523 ± 0.0333 |
Longitude | 15.3927 ± 0.0356 |
Depth (km) | 166 ± 3 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91307151 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 4124 |
Semi-minor axis of confidence ellipse (meter) | 1733 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 143 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 4120.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 122 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.41 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.28603 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 91307151 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-08-08 22:28:47 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 89931151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-05-09 03:08:07 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LPDG.HHZ. | 2021-05-09T02:56:17.78 | 3.0 | undecidable | manual | Sg | 18.370001 | 0 | |||
SL.LJU.BHZ. | 2021-05-09T02:55:53.07 | 3.0 | undecidable | manual | Pg | 6.99 | 0 | |||
IV.NDIM.HHZ. | 2021-05-09T02:55:47.05 | 3.0 | undecidable | manual | Pg | 7.12 | 0 | |||
IT.FIE.HGZ. | 2021-05-09T02:55:12.76 | 3.0 | undecidable | manual | Pn | -9.99 | 0 | |||
IV.SPS2.HHE. | 2021-05-09T02:54:58.62 | 0.6 | undecidable | manual | S | 41 | 123.7872 | 141 | 0.67 | 37 |
IV.PLAC.HHZ. | 2021-05-09T02:54:54.36 | 0.6 | undecidable | manual | S | 90 | 90.8424 | 150 | 0.46 | 43 |
IV.AIO.HHZ. | 2021-05-09T02:54:51.66 | 0.6 | undecidable | manual | S | 195 | 55.2003 | 161 | 1.01 | 36 |
IV.SOI.EHN. | 2021-05-09T02:54:51.43 | 0.6 | undecidable | manual | S | 126 | 71.373 | 155 | -0.53 | 44 |
IV.MTTG.HHZ. | 2021-05-09T02:54:51.49 | 0.6 | undecidable | manual | S | 152 | 56.5989 | 160 | 0.74 | 41 |
IV.NOV.HHZ. | 2021-05-09T02:54:51.94 | 0.6 | undecidable | manual | S | 205 | 52.1034 | 162 | 1.51 | 28 |
IV.MILZ.HHN. | 2021-05-09T02:54:49.39 | 0.6 | undecidable | manual | S | 215 | 24.4533 | 171 | 0.37 | 49 |
IV.JOPP.HHZ. | 2021-05-09T02:54:49.66 | 0.6 | undecidable | manual | S | 68 | 46.1205 | 164 | -0.38 | 48 |
IV.MPNC.HHZ. | 2021-05-09T02:54:49.20 | 0.6 | undecidable | manual | S | 186 | 34.1436 | 168 | -0.2 | 50 |
MN.CEL.HHZ. | 2021-05-09T02:54:49.66 | 0.3 | undecidable | manual | S | 116 | 48.5181 | 163 | -0.53 | 68 |
IV.MSRU.HHZ. | 2021-05-09T02:54:48.02 | 0.6 | undecidable | manual | S | 154 | 23.2545 | 172 | -0.96 | 40 |
IV.CELI.HHE. | 2021-05-09T02:54:40.01 | 0.3 | undecidable | manual | P | 42 | 142.746 | 137 | 0.77 | 51 |
IV.CET2.HHZ. | 2021-05-09T02:54:38.25 | 0.3 | undecidable | manual | P | 22 | 128.871 | 140 | 0.16 | 63 |
MN.CLTB.HHZ. | 2021-05-09T02:54:38.11 | 3.0 | undecidable | manual | Pn | -5.59 | 0 | |||
IV.SPS2.HHE. | 2021-05-09T02:54:37.82 | 0.3 | undecidable | manual | P | 41 | 123.7872 | 141 | 0.13 | 64 |
IV.PLAC.HHZ. | 2021-05-09T02:54:35.71 | 0.1 | negative | manual | P | 90 | 90.8424 | 150 | 0.36 | 88 |
IV.EMSG.HHZ. | 2021-05-09T02:54:35.47 | 0.3 | undecidable | manual | P | 209 | 80.0643 | 153 | 0.77 | 59 |
IV.SOI.EHN. | 2021-05-09T02:54:34.14 | 0.1 | undecidable | manual | P | 126 | 71.373 | 155 | -0.09 | 96 |
IV.MUCR.HHE. | 2021-05-09T02:54:34.68 | 0.6 | undecidable | manual | P | 225 | 64.0914 | 158 | 0.81 | 40 |
IV.EPIT.HHZ. | 2021-05-09T02:54:34.87 | 0.3 | undecidable | manual | P | 202 | 76.9674 | 154 | 0.34 | 68 |
IV.NOV.HHZ. | 2021-05-09T02:54:33.46 | 0.1 | undecidable | manual | P | 205 | 52.1034 | 162 | 0.11 | 99 |
IV.AIO.HHZ. | 2021-05-09T02:54:33.52 | 0.1 | undecidable | manual | P | 195 | 55.2003 | 161 | 0.05 | 100 |
IV.MTTG.HHZ. | 2021-05-09T02:54:33.46 | 0.1 | undecidable | manual | P | 152 | 56.5989 | 160 | -0.07 | 99 |
IV.IVPL.HNE. | 2021-05-09T02:54:32.46 | 0.3 | undecidable | manual | P | 257 | 36.8298 | 167 | -0.37 | 72 |
MN.CEL.HHZ. | 2021-05-09T02:54:32.84 | 0.1 | undecidable | manual | P | 116 | 48.5181 | 163 | -0.37 | 94 |
IV.IVUG.HHZ. | 2021-05-09T02:54:32.62 | 0.3 | undecidable | manual | P | 260 | 35.8419 | 167 | -0.18 | 75 |
IV.MILZ.HHN. | 2021-05-09T02:54:32.07 | 0.3 | undecidable | manual | P | 215 | 24.4533 | 171 | -0.46 | 72 |
IV.JOPP.HHZ. | 2021-05-09T02:54:32.87 | 0.3 | undecidable | manual | P | 68 | 46.1205 | 164 | -0.25 | 73 |
IV.MPNC.HHZ. | 2021-05-09T02:54:32.27 | 0.3 | undecidable | manual | P | 186 | 34.1436 | 168 | -0.48 | 71 |
IV.MSRU.HHZ. | 2021-05-09T02:54:31.64 | 0.1 | undecidable | manual | P | 154 | 23.2545 | 172 | -0.87 | 82 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MSRU.HHE. | ML:2.3 | 0.0000781 | 0.82 | AML | other | m | 2021-05-09T02:54:49.25 |
IV.MSRU.HHN. | ML:2.2 | 0.00007045 | 1.36 | AML | other | m | 2021-05-09T02:54:49.89 |
MN.CEL.HHN. | ML:2.0 | 0.000036150000000000005 | 0.66 | AML | other | m | 2021-05-09T02:54:50.45 |
IV.MPNC.HHE. | ML:2.1 | 0.0000496 | 0.82 | AML | other | m | 2021-05-09T02:54:51.79 |
MN.CEL.HHE. | ML:2.1 | 0.000043650000000000004 | 0.6 | AML | other | m | 2021-05-09T02:54:51.88 |
IV.AIO.HHE. | ML:1.9 | 0.0000291 | 1.3 | AML | other | m | 2021-05-09T02:54:53.86 |
IV.MPNC.HHN. | ML:2.2 | 0.00005995 | 0.52 | AML | other | m | 2021-05-09T02:54:53.60 |
IV.AIO.HHN. | ML:2.0 | 0.0000374 | 0.42 | AML | other | m | 2021-05-09T02:54:54.56 |