A magnitude ML 1.1 earthquake occured in region: 5 km W Monterotondo Marittimo (GR), on
and geographic coordinates (lat, lon) 43.1650, 10.8000 at 7 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 |
---|---|---|---|---|
Monterotondo Marittimo | GR | 5 | 1371 | 1371 |
Monteverdi Marittimo | PI | 7 | 758 | 2129 |
Castelnuovo di Val di Cecina | PI | 10 | 2231 | 4360 |
Sassetta | LI | 13 | 514 | 4874 |
Suvereto | LI | 14 | 3072 | 7946 |
Massa Marittima | GR | 15 | 8375 | 16321 |
Castagneto Carducci | LI | 15 | 9010 | 25331 |
Pomarance | PI | 16 | 5897 | 31228 |
Montieri | GR | 18 | 1204 | 32432 |
Campiglia Marittima | LI | 19 | 13218 | 45650 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2021-03-14 01:50:18 |
43.1652 | 10.8005 | 7 | 2021-07-12 16:55:09 |
Bollettino Sismico Italiano INGV | 89601151 |
Reviewed Rev100 |
ML 1.2 | 2021-03-14 01:50:18 |
43.1817 | 10.8182 | 10 | 2021-03-14 02:01:13 |
Sala Sismica INGV-Roma | 88099531 |
Field | Value |
---|---|
Time (UTC) | 2021-03-14 01:50:18 ± 0.09 |
Latitude | 43.1652 ± 0.0054 |
Longitude | 10.8005 ± 0.0062 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 89601151 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 534 |
Semi-minor axis of confidence ellipse (meter) | 520 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 40 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 143 |
Number of associated phases, regardless of their use for origin computation | 9 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.08993 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37682 |
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 | 1.2 |
Uncertainty | 0.4 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 88099531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-14 02:01:13 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.4 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 89601151 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-04-29 16:42:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RIBO.EHZ.01 | 2021-03-14T01:50:29.51 | 0.6 | undecidable | manual | S | 140 | 31.1466 | 102 | -0.15 | 47 |
IV.FROS.CHE. | 2021-03-14T01:50:28.88 | 0.3 | undecidable | manual | S | 80 | 29.1486 | 103 | -0.11 | 72 |
IV.CASP.HHE. | 2021-03-14T01:50:26.98 | 0.3 | undecidable | manual | P | 173 | 41.8248 | 50 | -0.05 | 71 |
IV.FROS.CHE. | 2021-03-14T01:50:24.95 | 1.0 | undecidable | manual | P | 80 | 29.1486 | 103 | 0.35 | 23 |
IV.RIBO.EHZ.01 | 2021-03-14T01:50:24.98 | 0.3 | undecidable | manual | P | 140 | 31.1466 | 102 | 0 | 73 |
IV.MAGO.CHZ. | 2021-03-14T01:50:24.67 | 0.6 | undecidable | manual | S | 316 | 16.6722 | 112 | -0.14 | 49 |
IV.MAGO.CHZ. | 2021-03-14T01:50:22.20 | 0.1 | positive | manual | P | 316 | 16.6722 | 112 | 0.01 | 100 |
IV.TRIF.CHZ. | 2021-03-14T01:50:22.63 | 0.3 | undecidable | manual | S | 124 | 9.9789 | 124 | -0.13 | 74 |
IV.TRIF.CHZ. | 2021-03-14T01:50:21.27 | 0.1 | positive | manual | P | 124 | 9.9789 | 124 | 0.27 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:0.8 | 0.000109135405 | 0.168 | AML | other | m | 2021-03-14T01:50:22.68 |
IV.TRIF.CHE. | ML:1.0 | 0.00014545997999999998 | 1.816 | AML | other | m | 2021-03-14T01:50:23.93 |
IV.MAGO.CHE. | ML:1.0 | 0.0000848718854 | 0.088 | AML | other | m | 2021-03-14T01:50:24.80 |
IV.FIR.HNE. | ML:2.0 | 0.0001435313 | 0.3696 | AML | other | m | 2021-03-14T01:50:40.43 |
IV.FIR.HHN. | ML:1.8 | 0.00009724847 | 0.14 | AML | other | m | 2021-03-14T01:50:40.72 |