A magnitude ML 1.6 earthquake occured in region: 3 km NE Castelnuovo di Val di Cecina (PI), on
and geographic coordinates (lat, lon) 43.2290, 10.9380 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 |
---|---|---|---|---|
Castelnuovo di Val di Cecina | PI | 3 | 2231 | 2231 |
Radicondoli | SI | 9 | 914 | 3145 |
Pomarance | PI | 10 | 5897 | 9042 |
Monterotondo Marittimo | GR | 11 | 1371 | 10413 |
Montieri | GR | 13 | 1204 | 11617 |
Chiusdino | SI | 15 | 1903 | 13520 |
Casole d'Elsa | SI | 15 | 3897 | 17417 |
Monteverdi Marittimo | PI | 19 | 758 | 18175 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-04-09 03:06:42 |
43.2287 | 10.9375 | 10 | 2020-07-18 21:08:41 |
Bollettino Sismico Italiano INGV | 80455461 |
Reviewed Rev100 |
ML 1.6 | 2020-04-09 03:06:42 |
43.223 | 10.9433 | 11 | 2020-04-09 03:11:05 |
Sala Sismica INGV-Roma | 78027741 |
Field | Value |
---|---|
Time (UTC) | 2020-04-09 03:06:42 ± 0.12 |
Latitude | 43.2287 ± 0.0072 |
Longitude | 10.9375 ± 0.0086 |
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 | 80455461 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 752 |
Semi-minor axis of confidence ellipse (meter) | 575 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 321 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.44067 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.7 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 80455461 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-06-23 19:30:24 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.7 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 78027741 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-04-09 03:11:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.HNZ. | 2020-04-09T03:07:14.60 | 3.0 | positive | manual | Pn | 0.24 | 0 | |||
GU.GSCL.HHZ. | 2020-04-09T03:07:06.11 | 3.0 | undecidable | manual | P | 1.3 | 0 | |||
IV.PE3.EHZ. | 2020-04-09T03:07:05.17 | 3.0 | undecidable | manual | P | -0.81 | 0 | |||
IV.FIR.HHZ. | 2020-04-09T03:07:03.94 | 3.0 | undecidable | manual | S | -0.25 | 0 | |||
IV.CASP.HHZ. | 2020-04-09T03:06:58.08 | 0.6 | undecidable | manual | S | 187 | 48.9177 | 50 | -0.11 | 47 |
IV.CSNT.HHZ. | 2020-04-09T03:06:55.18 | 0.6 | undecidable | manual | S | 46 | 39.3273 | 50 | -0.44 | 45 |
IV.RIBO.EHZ.01 | 2020-04-09T03:06:53.20 | 0.6 | undecidable | manual | S | 164 | 32.2455 | 50 | -0.54 | 44 |
IV.CASP.HHZ. | 2020-04-09T03:06:51.91 | 0.3 | undecidable | manual | P | 187 | 48.9177 | 50 | 0.4 | 67 |
IV.CSNT.HHZ. | 2020-04-09T03:06:50.27 | 0.3 | undecidable | manual | P | 46 | 39.3273 | 50 | 0.24 | 71 |
IV.MAGO.CHZ. | 2020-04-09T03:06:50.61 | 0.6 | undecidable | manual | S | 282 | 23.1546 | 113 | -0.49 | 46 |
IV.RIBO.EHZ.01 | 2020-04-09T03:06:49.10 | 0.3 | undecidable | manual | P | 164 | 32.2455 | 50 | 0.16 | 73 |
IV.FROS.CHZ. | 2020-04-09T03:06:49.17 | 0.6 | undecidable | manual | S | 97 | 17.7711 | 119 | -0.26 | 49 |
IV.MAGO.CHZ. | 2020-04-09T03:06:47.56 | 0.3 | undecidable | manual | P | 282 | 23.1546 | 113 | 0.15 | 74 |
IV.TRIF.CHZ. | 2020-04-09T03:06:47.67 | 0.6 | undecidable | manual | S | 193 | 12.9759 | 127 | -0.34 | 48 |
IV.FROS.CHZ. | 2020-04-09T03:06:46.58 | 0.1 | positive | manual | P | 97 | 17.7711 | 119 | 0.13 | 100 |
IV.TRIF.CHZ. | 2020-04-09T03:06:45.86 | 0.1 | positive | manual | P | 193 | 12.9759 | 127 | 0.23 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.6 | 0.0004125 | 1.46 | AML | other | m | 2020-04-09T03:06:47.84 |
IV.TRIF.CHE. | ML:1.6 | 0.000399 | 1.5 | AML | other | m | 2020-04-09T03:06:47.09 |
IV.FROS.CHN. | ML:0.7 | 0.00004175 | 0.9 | AML | other | m | 2020-04-09T03:06:50.42 |
IV.MAGO.CHE. | ML:0.7 | 0.0000363 | 1.08 | AML | other | m | 2020-04-09T03:06:50.94 |
IV.FROS.CHE. | ML:0.6 | 0.0000362 | 0.76 | AML | other | m | 2020-04-09T03:06:50.57 |
IV.MAGO.CHN. | ML:0.8 | 0.0000459 | 0.1 | AML | other | m | 2020-04-09T03:06:50.92 |
IV.FIR.HNE. | ML:2.4 | 0.000407 | 1.12 | AML | other | m | 2020-04-09T03:07:08.63 |
IV.FIR.HHE. | ML:2.4 | 0.000468 | 0.46 | AML | other | m | 2020-04-09T03:07:08.40 |
IV.FIR.HNN. | ML:2.3 | 0.0003585 | 0.64 | AML | other | m | 2020-04-09T03:07:10.60 |
IV.FIR.HHN. | ML:2.3 | 0.00034250000000000003 | 0.06 | AML | other | m | 2020-04-09T03:07:10.60 |