A magnitude ML 1.5 earthquake occured in region: 6 km N Montieri (GR), on
and geographic coordinates (lat, lon) 43.1870, 11.0010 at 10 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 |
---|---|---|---|---|
Montieri | GR | 6 | 1204 | 1204 |
Chiusdino | SI | 8 | 1903 | 3107 |
Castelnuovo di Val di Cecina | PI | 8 | 2231 | 5338 |
Radicondoli | SI | 9 | 914 | 6252 |
Monterotondo Marittimo | GR | 13 | 1371 | 7623 |
Monticiano | SI | 16 | 1571 | 9194 |
Pomarance | PI | 16 | 5897 | 15091 |
Casole d'Elsa | SI | 18 | 3897 | 18988 |
Massa Marittima | GR | 18 | 8375 | 27363 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.5 | 2013-05-23 04:56:46 |
43.1872 | 11.0012 | 10 | 2015-01-20 11:26:04 |
Bollettino Sismico Italiano INGV | 4938701 |
Reviewed Rev100 |
ML 1.5 | 2013-05-23 04:56:46 |
43.1897 | 11.0237 | 10 | 2014-10-21 12:08:56 |
Sala Sismica INGV-Roma | 3579211 |
Field | Value |
---|---|
Time (UTC) | 2013-05-23 04:56:46 ± 0.13 |
Latitude | 43.1872 ± 0.0081 |
Longitude | 11.0012 ± 0.0173 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 4938701 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1521 |
Semi-minor axis of confidence ellipse (meter) | 607 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 294 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1520.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 163 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.33 |
Epicentral distance of station closest to the epicenter (degree) | 0.10162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.76442 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 3579211 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2013-05-23 05:01:04 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.1 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 4938701 |
Agency | INGV |
Autore | Manually reviewed by Franco Mele |
Time of creation (UTC) | 2015-01-15 13:26:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARCI.HHZ. | 2013-05-23T04:57:02.80 | 0.6 | undecidable | manual | S | 134 | 53.502 | 50 | -0.58 | 41 |
IV.MAON.HHZ. | 2013-05-23T04:57:02.03 | 0.6 | undecidable | manual | P | 173 | 84.8484 | 50 | 0.98 | 33 |
IV.OSSC.HHZ. | 2013-05-23T04:57:00.20 | 0.6 | undecidable | manual | S | 28 | 42.2244 | 50 | -0.17 | 46 |
IV.CASP.HHZ. | 2013-05-23T04:57:00.70 | 0.6 | undecidable | manual | S | 194 | 45.3213 | 50 | -0.5 | 43 |
IV.CSNT.HHZ. | 2013-05-23T04:56:59.20 | 0.6 | undecidable | manual | S | 36 | 39.3273 | 50 | -0.41 | 44 |
IV.ARCI.HHZ. | 2013-05-23T04:56:56.41 | 0.1 | undecidable | manual | P | 134 | 53.502 | 50 | 0.19 | 90 |
IV.CASP.HHZ. | 2013-05-23T04:56:55.22 | 0.1 | undecidable | manual | P | 194 | 45.3213 | 50 | 0.25 | 90 |
IV.OSSC.HHZ. | 2013-05-23T04:56:54.57 | 0.1 | undecidable | manual | P | 28 | 42.2244 | 50 | 0.09 | 94 |
IV.CSNT.HHZ. | 2013-05-23T04:56:54.11 | 0.1 | positive | manual | P | 36 | 39.3273 | 50 | 0.06 | 95 |
IV.TRIF.HHE. | 2013-05-23T04:56:51.31 | 0.3 | undecidable | manual | S | 225 | 11.2776 | 132 | -0.42 | 69 |
IV.FROS.HHZ. | 2013-05-23T04:56:49.74 | 0.1 | undecidable | manual | P | 79 | 12.7761 | 129 | 0.02 | 100 |
IV.TRIF.HHE. | 2013-05-23T04:56:49.62 | 0.1 | undecidable | manual | P | 225 | 11.2776 | 132 | 0.12 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CASP.HHN. | ML:1.6 | 0.00011599999999999999 | 0.22 | AML | other | m | 2013-05-23T04:57:01.15 |
IV.CASP.HHE. | ML:1.4 | 0.00007819999999999999 | 1.5 | AML | other | m | 2013-05-23T04:57:03.85 |