A magnitude ML 1.3 earthquake occured in region: 7 km S Radicondoli (SI), on
and geographic coordinates (lat, lon) 43.2040, 11.0220 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 |
---|---|---|---|---|
Radicondoli | SI | 7 | 914 | 914 |
Chiusdino | SI | 8 | 1903 | 2817 |
Montieri | GR | 8 | 1204 | 4021 |
Castelnuovo di Val di Cecina | PI | 9 | 2231 | 6252 |
Monticiano | SI | 15 | 1571 | 7823 |
Monterotondo Marittimo | GR | 15 | 1371 | 9194 |
Casole d'Elsa | SI | 15 | 3897 | 13091 |
Pomarance | PI | 16 | 5897 | 18988 |
Sovicille | SI | 19 | 10116 | 29104 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.3 | 2018-04-09 21:07:43 |
43.2045 | 11.0222 | 10 | 2019-04-24 14:49:27 |
Bollettino Sismico Italiano INGV | 55864681 |
Reviewed Rev100 |
ML 1.3 | 2018-04-09 21:07:43 |
43.2017 | 11.0275 | 10 | 2018-04-09 21:13:51 |
Sala Sismica INGV-Roma | 55292701 |
Field | Value |
---|---|
Time (UTC) | 2018-04-09 21:07:43 ± 0.13 |
Latitude | 43.2045 ± 0.0081 |
Longitude | 11.0222 ± 0.0099 |
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 | 55864681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 936 |
Semi-minor axis of confidence ellipse (meter) | 570 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 141 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 940.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 102 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.09803 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48384 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 55864681 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-03-07 11:46:03 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.4 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 55292701 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-04-09 21:13:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARCI.HHE. | 2018-04-09T21:08:00.57 | 0.6 | undecidable | manual | S | 137 | 53.7018 | 50 | 0.05 | 46 |
IV.OSSC.HHZ. | 2018-04-09T21:07:56.49 | 0.3 | undecidable | manual | S | 27 | 39.7269 | 50 | -0.3 | 68 |
IV.CSNT.HHZ. | 2018-04-09T21:07:55.74 | 0.6 | undecidable | manual | S | 36 | 36.8298 | 50 | -0.28 | 46 |
IV.MAGO.HHZ. | 2018-04-09T21:07:53.66 | 0.3 | undecidable | manual | S | 285 | 30.4473 | 50 | -0.65 | 62 |
IV.ARCI.HHE. | 2018-04-09T21:07:53.77 | 0.3 | undecidable | manual | P | 137 | 53.7018 | 50 | 0.5 | 63 |
IV.CASP.HHZ. | 2018-04-09T21:07:52.96 | 0.3 | undecidable | manual | P | 196 | 47.619 | 50 | 0.62 | 61 |
IV.RIBO.EHZ.01 | 2018-04-09T21:07:52.92 | 0.3 | undecidable | manual | S | 176 | 28.4493 | 50 | -0.85 | 57 |
IV.OSSC.HHZ. | 2018-04-09T21:07:51.43 | 0.1 | undecidable | manual | P | 27 | 39.7269 | 50 | 0.3 | 90 |
IV.CSNT.HHZ. | 2018-04-09T21:07:50.90 | 0.1 | positive | manual | P | 36 | 36.8298 | 50 | 0.22 | 92 |
IV.MAGO.HHZ. | 2018-04-09T21:07:49.93 | 0.1 | undecidable | manual | P | 285 | 30.4473 | 50 | 0.24 | 93 |
IV.RIBO.EHZ.01 | 2018-04-09T21:07:49.42 | 0.1 | undecidable | manual | P | 176 | 28.4493 | 50 | 0.04 | 97 |
IV.TRIF.HHZ. | 2018-04-09T21:07:49.01 | 0.1 | undecidable | manual | S | 224 | 13.875 | 124 | -0.21 | 96 |
IV.TRIF.HHZ. | 2018-04-09T21:07:47.05 | 0.1 | undecidable | manual | P | 224 | 13.875 | 124 | 0.29 | 95 |
IV.FROS.HHZ. | 2018-04-09T21:07:47.86 | 0.3 | undecidable | manual | S | 87 | 10.878 | 131 | -0.53 | 67 |
IV.FROS.HHZ. | 2018-04-09T21:07:46.32 | 0.1 | positive | manual | P | 87 | 10.878 | 131 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.HHE. | ML:2.0 | 0.0013050000000000002 | 0.64 | AML | other | m | 2018-04-09T21:07:48.19 |
IV.TRIF.HHE. | ML:2.1 | 0.0014100000000000002 | 0.22 | AML | other | m | 2018-04-09T21:07:49.81 |
IV.TRIF.HHN. | ML:2.1 | 0.001223 | 0.7 | AML | other | m | 2018-04-09T21:07:49.91 |
IV.MAGO.HHN. | ML:1.1 | 0.00005991418 | 0.1792 | AML | other | m | 2018-04-09T21:07:54.80 |
IV.MAGO.HHE. | ML:1.0 | 0.00004813093 | 0.1152 | AML | other | m | 2018-04-09T21:07:55.15 |
IV.RIBO.EHE.01 | ML:1.3 | 0.00009846384 | 1.6672 | AML | other | m | 2018-04-09T21:07:56.93 |
IV.CSNT.HHE. | ML:1.0 | 0.000034403620000000005 | 0.1408 | AML | other | m | 2018-04-09T21:07:56.54 |
IV.OSSC.HHN. | ML:1.1 | 0.00004025 | 0.56 | AML | other | m | 2018-04-09T21:07:57.16 |