A magnitude ML 1.6 earthquake occured in region: 5 km W Monterotondo Marittimo (GR), on
and geographic coordinates (lat, lon) 43.1580, 10.7950 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 | 11 | 2231 | 4360 |
Sassetta | LI | 13 | 514 | 4874 |
Suvereto | LI | 13 | 3072 | 7946 |
Massa Marittima | GR | 14 | 8375 | 16321 |
Castagneto Carducci | LI | 15 | 9010 | 25331 |
Pomarance | PI | 17 | 5897 | 31228 |
Campiglia Marittima | LI | 18 | 13218 | 44446 |
Montieri | GR | 18 | 1204 | 45650 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2021-11-11 03:06:57 |
43.1583 | 10.7952 | 7 | 2022-03-30 13:04:34 |
Bollettino Sismico Italiano INGV | 100559611 |
Reviewed Rev100 |
ML 1.5 | 2021-11-11 03:06:57 |
43.165 | 10.8003 | 6 | 2021-11-11 03:12:55 |
Sala Sismica INGV-Roma | 97387881 |
Field | Value |
---|---|
Time (UTC) | 2021-11-11 03:06:57 ± 0.1 |
Latitude | 43.1583 ± 0.0054 |
Longitude | 10.7952 ± 0.0074 |
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 | 100559611 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 468 |
Semi-minor axis of confidence ellipse (meter) | 441 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 184 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 470.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 93 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
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) | 0.08993 |
Epicentral distance of station farthest from the epicenter (degree) | 0.59355 |
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 | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 100559611 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-03 11:09:38 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 97387881 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-11 03:12:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CELB.HHZ. | 2021-11-11T03:07:18.46 | 0.3 | undecidable | manual | S | 226 | 65.8896 | 50 | -0.26 | 67 |
IV.OSSC.HHN. | 2021-11-11T03:07:16.10 | 0.6 | undecidable | manual | S | 42 | 54.4011 | 50 | 0.43 | 44 |
IV.CSNT.HHE. | 2021-11-11T03:07:14.83 | 0.6 | undecidable | manual | S | 49 | 53.1024 | 50 | -0.47 | 44 |
IV.CASP.HHZ. | 2021-11-11T03:07:11.86 | 0.3 | undecidable | manual | S | 172 | 41.1255 | 50 | -0.26 | 70 |
IV.CELB.HHZ. | 2021-11-11T03:07:10.36 | 0.3 | undecidable | manual | P | 226 | 65.8896 | 50 | 0.48 | 64 |
IV.OSSC.HHN. | 2021-11-11T03:07:08.59 | 0.6 | undecidable | manual | P | 42 | 54.4011 | 50 | 0.47 | 43 |
IV.FROS.CHZ. | 2021-11-11T03:07:08.19 | 0.3 | undecidable | manual | S | 79 | 29.748 | 104 | -0.25 | 71 |
IV.RIBO.EHZ.01 | 2021-11-11T03:07:08.39 | 0.3 | undecidable | manual | S | 139 | 30.9468 | 103 | -0.43 | 68 |
IV.CSNT.HHE. | 2021-11-11T03:07:07.77 | 0.6 | undecidable | manual | P | 49 | 53.1024 | 50 | -0.14 | 47 |
IV.CASP.HHZ. | 2021-11-11T03:07:06.24 | 0.3 | undecidable | manual | P | 172 | 41.1255 | 50 | 0.16 | 71 |
IV.RIBO.EHZ.01 | 2021-11-11T03:07:04.38 | 0.3 | undecidable | manual | P | 139 | 30.9468 | 103 | 0.21 | 72 |
IV.FROS.CHZ. | 2021-11-11T03:07:03.92 | 0.1 | undecidable | manual | P | 79 | 29.748 | 104 | -0.03 | 100 |
IV.MAGO.CHZ. | 2021-11-11T03:07:03.74 | 0.3 | undecidable | manual | S | 319 | 16.872 | 113 | -0.44 | 70 |
IV.TRIF.CHE. | 2021-11-11T03:07:02.28 | 0.3 | undecidable | manual | S | 119 | 9.9789 | 126 | 0.2 | 75 |
IV.MAGO.CHZ. | 2021-11-11T03:07:01.64 | 0.1 | positive | manual | P | 319 | 16.872 | 113 | 0.15 | 99 |
IV.TRIF.CHE. | 2021-11-11T03:07:00.45 | 0.1 | undecidable | manual | P | 119 | 9.9789 | 126 | 0.18 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MAGO.CHE. | ML:1.7 | 0.0004952838000000001 | 0.152 | AML | other | m | 2021-11-11T03:07:04.65 |
IV.MAGO.CHN. | ML:1.6 | 0.00036855995 | 0.08 | AML | other | m | 2021-11-11T03:07:04.85 |
IV.FROS.CHN. | ML:1.6 | 0.00021054519999999998 | 3.008 | AML | other | m | 2021-11-11T03:07:13.38 |
IV.FROS.CHE. | ML:1.4 | 0.00012752245000000002 | 2.44 | AML | other | m | 2021-11-11T03:07:12.79 |
IV.RIBO.EHE.01 | ML:1.6 | 0.00017751225 | 2.48 | AML | other | m | 2021-11-11T03:07:08.64 |
IV.RIBO.EHN.01 | ML:1.8 | 0.0002726451 | 2.2992 | AML | other | m | 2021-11-11T03:07:09.82 |
IV.CELB.HHN. | ML:1.8 | 0.00011325905 | 1.6608 | AML | other | m | 2021-11-11T03:07:20.61 |