A magnitude ML 1.9 earthquake occured in region: Tirreno Meridionale (MARE), on
and geographic coordinates (lat, lon) 38.4010, 15.3690 at 117 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.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Villafranca Tirrena | ME | 19 | 8584 | 8584 |
Spadafora | ME | 20 | 5021 | 13605 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.9 | 2020-10-31 15:31:47 |
38.401 | 15.3687 | 117 | 2021-02-26 14:56:13 |
Bollettino Sismico Italiano INGV | 86041501 |
Reviewed Rev100 |
ML 2.0 | 2020-10-31 15:31:47 |
38.41 | 15.3623 | 117 | 2020-10-31 15:45:29 |
Sala Sismica INGV-Roma | 84324711 |
Field | Value |
---|---|
Time (UTC) | 2020-10-31 15:31:47 ± 0.22 |
Latitude | 38.4010 ± 0.0234 |
Longitude | 15.3687 ± 0.0195 |
Depth (km) | 117 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86041501 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2829 |
Semi-minor axis of confidence ellipse (meter) | 915 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 153 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2830.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 132 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 1.14124 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 1.9 |
Uncertainty | 0.2 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 86041501 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-01-06 02:19:40 |
Field | Value |
---|---|
Value | 2.0 |
Uncertainty | 0.3 |
Num. used stations | 15 |
Type of magnitude | ML |
Reference to an origin | 84324711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-31 15:45:29 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
OT.OT05.EHZ. | 2020-10-31T15:33:30.71 | 3.0 | undecidable | manual | Sg | 12.36 | 0 | |||
IV.PLAC.HHZ. | 2020-10-31T15:32:22.86 | 0.6 | undecidable | manual | S | 86 | 93.1401 | 138 | 0.28 | 45 |
IV.JOPP.HHZ. | 2020-10-31T15:32:17.26 | 0.6 | undecidable | manual | S | 63 | 50.3163 | 155 | -0.16 | 50 |
MN.CEL.HHZ. | 2020-10-31T15:32:17.20 | 0.6 | undecidable | manual | S | 109 | 48.3183 | 155 | -0.03 | 51 |
IV.MPNC.HHZ. | 2020-10-31T15:32:16.37 | 1.0 | undecidable | manual | S | 183 | 28.2495 | 165 | 0.6 | 23 |
IV.MSRU.HHE. | 2020-10-31T15:32:15.48 | 0.6 | undecidable | manual | S | 141 | 19.4694 | 170 | 0.12 | 53 |
IV.MILZ.HHE. | 2020-10-31T15:32:15.44 | 0.6 | undecidable | manual | S | 220 | 18.6702 | 170 | 0.11 | 53 |
XK.SELL.HHZ. | 2020-10-31T15:32:10.91 | 0.1 | undecidable | manual | P | 59 | 126.6732 | 128 | 0.29 | 84 |
IV.CAR1.HHZ. | 2020-10-31T15:32:09.86 | 0.3 | undecidable | manual | P | 37 | 119.3916 | 130 | -0.06 | 67 |
IV.PLAC.HHZ. | 2020-10-31T15:32:07.62 | 0.1 | positive | manual | P | 86 | 93.1401 | 138 | 0.05 | 94 |
MN.CEL.HHZ. | 2020-10-31T15:32:04.35 | 0.3 | undecidable | manual | P | 109 | 48.3183 | 155 | -0.13 | 76 |
IV.JOPP.HHZ. | 2020-10-31T15:32:04.43 | 0.1 | positive | manual | P | 63 | 50.3163 | 155 | -0.16 | 100 |
IV.AIO.HHZ. | 2020-10-31T15:32:04.88 | 0.6 | undecidable | manual | P | 194 | 49.1175 | 155 | 0.36 | 48 |
IV.IVPL.HHE. | 2020-10-31T15:32:04.00 | 0.3 | undecidable | manual | P | 265 | 33.9438 | 162 | 0.17 | 77 |
IV.NOV.HHZ. | 2020-10-31T15:32:04.69 | 0.1 | undecidable | manual | P | 206 | 46.1205 | 157 | 0.32 | 97 |
IV.SICLA.EHE. | 2020-10-31T15:32:03.43 | 0.3 | undecidable | manual | P | 118 | 34.1436 | 162 | -0.41 | 73 |
IV.MPNC.HHZ. | 2020-10-31T15:32:03.27 | 0.1 | undecidable | manual | P | 183 | 28.2495 | 165 | -0.37 | 99 |
IV.MSRU.HHE. | 2020-10-31T15:32:03.14 | 0.6 | undecidable | manual | P | 141 | 19.4694 | 170 | -0.26 | 52 |
IV.MILZ.HHE. | 2020-10-31T15:32:03.18 | 0.6 | undecidable | manual | P | 220 | 18.6702 | 170 | -0.2 | 52 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.JOPP.HHE. | ML:1.6 | 0.000032360755 | 0.1792 | AML | other | m | 2020-10-31T15:32:17.77 |
IV.JOPP.HHN. | ML:1.7 | 0.000034349195 | 0.2816 | AML | other | m | 2020-10-31T15:32:18.66 |
MN.CEL.HHE. | ML:1.6 | 0.00003051971 | 0.3968 | AML | other | m | 2020-10-31T15:32:19.04 |
IV.NOV.HHE. | ML:2.2 | 0.0001209162 | 0.384 | AML | other | m | 2020-10-31T15:32:19.46 |
MN.CEL.HHN. | ML:1.7 | 0.00003458386 | 0.2304 | AML | other | m | 2020-10-31T15:32:19.73 |
IV.NOV.HHN. | ML:2.3 | 0.00014637595 | 0.4736 | AML | other | m | 2020-10-31T15:32:20.27 |
IV.PLAC.HHE. | ML:2.0 | 0.000051949705 | 0.4096 | AML | other | m | 2020-10-31T15:32:23.78 |
IV.PLAC.HHN. | ML:1.9 | 0.000046968735000000006 | 0.2944 | AML | other | m | 2020-10-31T15:32:23.74 |
MN.CEL.HNN. | ML:1.6 | 0.000023144235 | 0.3968 | AML | other | m | 2020-10-31T15:32:17.85 |
IV.PLAC.HNN. | ML:1.8 | 0.000036904495 | 0.7552 | AML | other | m | 2020-10-31T15:32:23.21 |
IV.PLAC.HNE. | ML:2.0 | 0.000055813125000000004 | 0.4992 | AML | other | m | 2020-10-31T15:32:23.41 |