A magnitude ML 1.4 earthquake occured in region: Montieri (GR), on
and geographic coordinates (lat, lon) 43.1310, 11.0140 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 | 0 | 1204 | 1204 |
Chiusdino | SI | 7 | 1903 | 3107 |
Castelnuovo di Val di Cecina | PI | 12 | 2231 | 5338 |
Monterotondo Marittimo | GR | 13 | 1371 | 6709 |
Massa Marittima | GR | 14 | 8375 | 15084 |
Monticiano | SI | 14 | 1571 | 16655 |
Radicondoli | SI | 15 | 914 | 17569 |
Roccastrada | GR | 18 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2021-03-22 15:54:11 |
43.1308 | 11.0138 | 10 | 2021-07-12 16:55:15 |
Bollettino Sismico Italiano INGV | 91233331 |
Reviewed Rev100 |
ML 1.4 | 2021-03-22 15:54:12 |
43.1257 | 11.0148 | 9 | 2021-03-22 16:04:13 |
Sala Sismica INGV-Roma | 88383891 |
Field | Value |
---|---|
Time (UTC) | 2021-03-22 15:54:11 ± 0.11 |
Latitude | 43.1308 ± 0.0063 |
Longitude | 11.0138 ± 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 | 91233331 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 932 |
Semi-minor axis of confidence ellipse (meter) | 300 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 309 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 930.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 91 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.08274 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43797 |
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 | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 91233331 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-13 17:01:24 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 88383891 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-22 16:04:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARCI.HHZ. | 2021-03-22T15:54:27.94 | 1.0 | undecidable | manual | S | 129 | 48.618 | 50 | 0.25 | 24 |
IV.CSNT.HHZ. | 2021-03-22T15:54:26.27 | 0.6 | undecidable | manual | S | 30 | 44.0226 | 50 | -0.21 | 48 |
IV.CASP.HHZ. | 2021-03-22T15:54:24.86 | 0.3 | undecidable | manual | S | 198 | 39.627 | 50 | -0.44 | 69 |
IV.CASP.HHZ. | 2021-03-22T15:54:20.23 | 0.3 | undecidable | manual | P | 198 | 39.627 | 50 | 0.57 | 66 |
IV.CSNT.HHZ. | 2021-03-22T15:54:20.12 | 1.0 | undecidable | manual | P | 30 | 44.0226 | 50 | -0.23 | 24 |
IV.ARCI.HHZ. | 2021-03-22T15:54:20.81 | 1.0 | undecidable | manual | P | 129 | 48.618 | 50 | -0.24 | 24 |
IV.RIBO.EHZ.01 | 2021-03-22T15:54:19.67 | 0.6 | undecidable | manual | S | 173 | 20.3685 | 116 | -0.11 | 51 |
IV.MAGO.CHZ. | 2021-03-22T15:54:18.77 | 1.0 | undecidable | manual | P | 299 | 32.8449 | 50 | 0.15 | 25 |
IV.FROS.CHZ. | 2021-03-22T15:54:17.79 | 0.3 | undecidable | manual | S | 53 | 14.4744 | 124 | -0.22 | 75 |
IV.RIBO.EHZ.01 | 2021-03-22T15:54:16.57 | 1.0 | undecidable | manual | P | 173 | 20.3685 | 116 | 0.09 | 26 |
IV.TRIF.CHZ. | 2021-03-22T15:54:16.25 | 0.3 | undecidable | manual | S | 259 | 9.1797 | 137 | -0.35 | 74 |
IV.FROS.CHZ. | 2021-03-22T15:54:15.75 | 0.3 | undecidable | manual | P | 53 | 14.4744 | 124 | 0.29 | 74 |
IV.TRIF.CHZ. | 2021-03-22T15:54:14.93 | 0.1 | undecidable | manual | P | 259 | 9.1797 | 137 | 0.29 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHE. | ML:1.7 | 0.000722 | 0.58 | AML | other | m | 2021-03-22T15:54:16.46 |
IV.TRIF.CHN. | ML:1.6 | 0.000571 | 0.12 | AML | other | m | 2021-03-22T15:54:16.44 |
IV.FROS.CHE. | ML:1.2 | 0.00016949999999999997 | 1.08 | AML | other | m | 2021-03-22T15:54:17.31 |
IV.FROS.CHN. | ML:1.5 | 0.000329 | 0.44 | AML | other | m | 2021-03-22T15:54:18.09 |
IV.CASP.HHE. | ML:1.2 | 0.00005015 | 0.3 | AML | other | m | 2021-03-22T15:54:25.18 |
IV.CASP.HHN. | ML:1.4 | 0.00008074999999999998 | 0.22 | AML | other | m | 2021-03-22T15:54:25.21 |