A magnitude ML 1.1 earthquake occured in region: 5 km SW Pomarance (PI), on
and geographic coordinates (lat, lon) 43.2610, 10.8500 at 6 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 |
---|---|---|---|---|
Pomarance | PI | 5 | 5897 | 5897 |
Castelnuovo di Val di Cecina | PI | 8 | 2231 | 8128 |
Monterotondo Marittimo | GR | 13 | 1371 | 9499 |
Monteverdi Marittimo | PI | 14 | 758 | 10257 |
Radicondoli | SI | 16 | 914 | 11171 |
Volterra | PI | 16 | 10519 | 21690 |
Montecatini Val di Cecina | PI | 17 | 1749 | 23439 |
Casole d'Elsa | SI | 18 | 3897 | 27336 |
Guardistallo | PI | 18 | 1234 | 28570 |
Casale Marittimo | PI | 19 | 1122 | 29692 |
Montescudaio | PI | 19 | 2144 | 31836 |
Montieri | GR | 20 | 1204 | 33040 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2020-02-03 14:15:38 |
43.2608 | 10.8497 | 6 | 2020-07-18 21:08:27 |
Bollettino Sismico Italiano INGV | 77436671 |
Reviewed Rev100 |
ML 1.4 | 2020-02-03 14:15:37 |
43.2372 | 10.8263 | 11 | 2020-02-03 14:33:53 |
Sala Sismica INGV-Roma | 76165361 |
Field | Value |
---|---|
Time (UTC) | 2020-02-03 14:15:38 ± 0.15 |
Latitude | 43.2608 ± 0.0108 |
Longitude | 10.8497 ± 0.0086 |
Depth (km) | 6 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 77436671 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 962 |
Semi-minor axis of confidence ellipse (meter) | 784 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 12 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 960.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 133 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.29 |
Epicentral distance of station closest to the epicenter (degree) | 0.14029 |
Epicentral distance of station farthest from the epicenter (degree) | 0.96677 |
Number of stations at which the event was observed | 5 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 77436671 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-04-24 15:42:55 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 76165361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-03 14:33:53 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SFI.EHZ. | 2020-02-03T14:15:56.31 | 0.3 | undecidable | manual | P | 48 | 107.3148 | 50 | -0.4 | 59 |
IV.CELB.HHE. | 2020-02-03T14:15:52.22 | 0.3 | undecidable | manual | P | 222 | 77.0673 | 50 | 0.18 | 66 |
IV.FROS.CHZ. | 2020-02-03T14:15:47.01 | 0.6 | undecidable | manual | S | 103 | 25.4523 | 103 | -0.11 | 49 |
IV.FROS.CHZ. | 2020-02-03T14:15:43.58 | 0.1 | undecidable | manual | P | 103 | 25.4523 | 103 | 0.28 | 95 |
IV.TRIF.CHZ. | 2020-02-03T14:15:43.81 | 0.6 | undecidable | manual | S | 165 | 16.7721 | 109 | -0.42 | 47 |
IV.MAGO.CHZ. | 2020-02-03T14:15:43.51 | 0.6 | undecidable | manual | S | 275 | 15.5733 | 111 | -0.32 | 48 |
IV.MAGO.CHZ. | 2020-02-03T14:15:41.57 | 0.1 | positive | manual | P | 275 | 15.5733 | 111 | 0.17 | 98 |
IV.TRIF.CHZ. | 2020-02-03T14:15:41.71 | 0.1 | undecidable | manual | P | 165 | 16.7721 | 109 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MAGO.CHN. | ML:1.3 | 0.0002115 | 0.12 | AML | other | m | 2020-02-03T14:15:43.54 |
IV.MAGO.CHE. | ML:1.3 | 0.00021150000000000002 | 0.08 | AML | other | m | 2020-02-03T14:15:43.64 |
IV.TRIF.CHN. | ML:1.0 | 0.0001105 | 0.86 | AML | other | m | 2020-02-03T14:15:44.14 |
IV.TRIF.CHE. | ML:1.2 | 0.0001485 | 1.54 | AML | other | m | 2020-02-03T14:15:44.08 |
IV.FROS.CHE. | ML:0.6 | 0.000024488615 | 1.1648 | AML | other | m | 2020-02-03T14:15:47.21 |
IV.FROS.CHN. | ML:0.8 | 0.000032683000000000005 | 1.4528 | AML | other | m | 2020-02-03T14:15:46.94 |