A magnitude ML 1.1 earthquake occured in region: 1 km NE Montieri (GR), on
and geographic coordinates (lat, lon) 43.1380, 11.0230 at 10 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 | 1 | 1204 | 1204 |
Chiusdino | SI | 6 | 1903 | 3107 |
Castelnuovo di Val di Cecina | PI | 12 | 2231 | 5338 |
Monticiano | SI | 13 | 1571 | 6909 |
Monterotondo Marittimo | GR | 14 | 1371 | 8280 |
Radicondoli | SI | 14 | 914 | 9194 |
Massa Marittima | GR | 15 | 8375 | 17569 |
Roccastrada | GR | 18 | 9199 | 26768 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2018-03-25 20:53:36 |
43.1385 | 11.0233 | 11 | 2018-03-25 21:01:18 |
Sala Sismica INGV-Roma | 54842601 |
Field | Value |
---|---|
Time (UTC) | 2018-03-25 20:53:36 ± 0.11 |
Latitude | 43.1385 ± 0.0072 |
Longitude | 11.0233 ± 0.0111 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 54842601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 983 |
Semi-minor axis of confidence ellipse (meter) | 558 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 136 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 980.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41729 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 54842601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-03-25 21:01:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VITU.HHZ. | 2018-03-25T20:55:09.89 | 3.0 | undecidable | manual | Sn | -6.25 | 0 | |||
IV.RMP.HHZ. | 2018-03-25T20:54:50.87 | 3.0 | undecidable | manual | Sg | 12.34 | 0 | |||
IV.T1299.EHZ. | 2018-03-25T20:54:41.54 | 3.0 | undecidable | manual | Sg | 3.7 | 0 | |||
IV.T1214.EHZ. | 2018-03-25T20:54:36.94 | 3.0 | undecidable | manual | Sg | 1.36 | 0 | |||
IV.GIUL.HHZ. | 2018-03-25T20:54:24.58 | 3.0 | positive | manual | Pg | 14.11 | 0 | |||
IV.MODR.HHZ. | 2018-03-25T20:54:19.80 | 3.0 | negative | manual | Pn | 0.78 | 0 | |||
OX.CLUD.HHZ. | 2018-03-25T20:54:11.03 | 3.0 | undecidable | manual | Pn | -3.44 | 0 | |||
IV.OSSC.HNZ. | 2018-03-25T20:53:51.35 | 0.6 | undecidable | manual | S | 23 | 46.3203 | 50 | -0.34 | 45 |
IV.CSNT.HHE. | 2018-03-25T20:53:50.53 | 0.6 | undecidable | manual | S | 30 | 42.9237 | 50 | -0.25 | 46 |
IV.CASP.HHZ. | 2018-03-25T20:53:49.93 | 0.6 | undecidable | manual | S | 198 | 40.626 | 50 | -0.25 | 47 |
IV.MAGO.HHE. | 2018-03-25T20:53:47.59 | 0.3 | undecidable | manual | S | 297 | 33.1446 | 50 | -0.57 | 65 |
IV.CASP.HHZ. | 2018-03-25T20:53:45.13 | 1.0 | undecidable | manual | P | 198 | 40.626 | 50 | 0.64 | 21 |
IV.OSSC.HNZ. | 2018-03-25T20:53:45.70 | 0.1 | undecidable | manual | P | 23 | 46.3203 | 50 | 0.33 | 91 |
IV.CSNT.HHE. | 2018-03-25T20:53:44.97 | 0.1 | undecidable | manual | P | 30 | 42.9237 | 50 | 0.13 | 95 |
IV.RIBO.EHZ.01 | 2018-03-25T20:53:44.49 | 0.6 | undecidable | manual | S | 175 | 21.0678 | 116 | -0.4 | 47 |
IV.MAGO.HHE. | 2018-03-25T20:53:43.66 | 0.1 | undecidable | manual | P | 297 | 33.1446 | 50 | 0.33 | 93 |
IV.FROS.HHZ. | 2018-03-25T20:53:42.05 | 0.6 | undecidable | manual | S | 54 | 13.3755 | 128 | -0.56 | 45 |
IV.RIBO.EHZ.01 | 2018-03-25T20:53:41.67 | 1.0 | undecidable | manual | P | 175 | 21.0678 | 116 | 0.23 | 24 |
IV.TRIF.HHZ. | 2018-03-25T20:53:41.49 | 0.6 | undecidable | manual | S | 255 | 10.0788 | 136 | -0.28 | 49 |
IV.FROS.HHZ. | 2018-03-25T20:53:40.26 | 0.1 | positive | manual | P | 54 | 13.3755 | 128 | 0.14 | 100 |
IV.TRIF.HHZ. | 2018-03-25T20:53:39.91 | 0.1 | positive | manual | P | 255 | 10.0788 | 136 | 0.27 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FROS.HHN. | ML:1.1 | 0.000141 | 1.1 | AML | other | m | 2018-03-25T20:53:42.17 |
IV.TRIF.HHE. | ML:1.1 | 0.00014850000000000003 | 1.4 | AML | other | m | 2018-03-25T20:53:42.00 |
IV.FROS.HHE. | ML:1.2 | 0.00017649999999999998 | 0.64 | AML | other | m | 2018-03-25T20:53:42.16 |
IV.RIBO.EHE.01 | ML:1.2 | 0.00010480904999999998 | 0.2304 | AML | other | m | 2018-03-25T20:53:44.82 |
IV.CASP.HHN. | ML:1.2 | 0.0000510922625 | 0.32 | AML | other | m | 2018-03-25T20:53:50.23 |
IV.CASP.HHE. | ML:1.2 | 0.00005129542 | 0.8576 | AML | other | m | 2018-03-25T20:53:50.62 |