A magnitude ML 0.7 earthquake occured in region: 1 km SE Montieri (GR), on
and geographic coordinates (lat, lon) 43.1290, 11.0220 at 11 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 | 13 | 2231 | 5338 |
Monticiano | SI | 13 | 1571 | 6909 |
Monterotondo Marittimo | GR | 14 | 1371 | 8280 |
Massa Marittima | GR | 14 | 8375 | 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 |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-02-24 19:29:55 |
43.1287 | 11.0223 | 11 | 2021-02-24 19:58:48 |
Sala Sismica INGV-Roma | 87458081 |
Field | Value |
---|---|
Time (UTC) | 2021-02-24 19:29:55 ± 0.19 |
Latitude | 43.1287 ± 0.0099 |
Longitude | 11.0223 ± 0.0148 |
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 | 87458081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1167 |
Semi-minor axis of confidence ellipse (meter) | 998 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 101 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1170.0 |
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 | 22 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.46 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35703 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.4 |
Num. used stations | 5 |
Type of magnitude | ML |
Reference to an origin | 87458081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-24 19:58:48 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PZUN.HHZ. | 2021-02-24T19:31:41.49 | 3.0 | undecidable | manual | Sn | -4.67 | 0 | |||
AC.VLO.HHZ. | 2021-02-24T19:31:31.40 | 3.0 | undecidable | manual | Pn | 1.58 | 0 | |||
IV.GIZZ.HHZ. | 2021-02-24T19:31:09.63 | 3.0 | positive | manual | Pn | -4.6 | 0 | |||
IV.ROM9.HNZ. | 2021-02-24T19:30:43.60 | 3.0 | undecidable | manual | Sn | 1.39 | 0 | |||
IV.MNTV.EHZ. | 2021-02-24T19:30:43.06 | 3.0 | undecidable | manual | Sg | -0.68 | 0 | |||
IT.LRNO.HNZ. | 2021-02-24T19:30:37.32 | 3.0 | positive | manual | Pn | -1.73 | 0 | |||
IV.VENT.EHZ. | 2021-02-24T19:30:34.31 | 3.0 | positive | manual | Pn | -2.05 | 0 | |||
MN.TRI.HHZ. | 2021-02-24T19:30:34.27 | 3.0 | negative | manual | Pn | -3.41 | 0 | |||
IV.NARO.HHZ. | 2021-02-24T19:30:28.38 | 3.0 | undecidable | manual | Sn | 0.7 | 0 | |||
IV.EUCT.HNZ. | 2021-02-24T19:30:27.65 | 3.0 | negative | manual | Pg | 1.13 | 0 | |||
IV.NARO.HHZ. | 2021-02-24T19:30:15.05 | 3.0 | negative | manual | Pg | 3.73 | 0 | |||
IV.CASP.HHN. | 2021-02-24T19:30:08.14 | 0.1 | undecidable | manual | S | 199 | 39.627 | 50 | -0.49 | 90 |
IV.MAGO.CHZ. | 2021-02-24T19:30:06.65 | 0.3 | undecidable | manual | S | 299 | 33.5442 | 50 | -0.36 | 70 |
IV.RIBO.EHZ.01 | 2021-02-24T19:30:03.03 | 0.3 | undecidable | manual | S | 174 | 20.0688 | 118 | -0.33 | 73 |
IV.CASP.HHN. | 2021-02-24T19:30:03.54 | 0.3 | undecidable | manual | P | 199 | 39.627 | 50 | 0.46 | 68 |
IV.MAGO.CHZ. | 2021-02-24T19:30:02.56 | 0.3 | undecidable | manual | P | 299 | 33.5442 | 50 | 0.42 | 70 |
IV.FIR.HHZ. | 2021-02-24T19:30:01.91 | 3.0 | undecidable | manual | P | -0.78 | 0 | |||
IV.FROS.CHZ. | 2021-02-24T19:30:01.17 | 0.1 | undecidable | manual | S | 50 | 14.0748 | 127 | -0.44 | 96 |
IV.RIBO.EHZ.01 | 2021-02-24T19:30:00.72 | 0.3 | undecidable | manual | P | 174 | 20.0688 | 118 | 0.69 | 65 |
IV.TRIF.CHZ. | 2021-02-24T19:30:00.24 | 0.1 | undecidable | manual | S | 261 | 9.7791 | 137 | -0.26 | 100 |
IV.FROS.CHZ. | 2021-02-24T19:29:59.25 | 0.1 | positive | manual | P | 50 | 14.0748 | 127 | 0.23 | 100 |
IV.TRIF.CHZ. | 2021-02-24T19:29:58.70 | 0.1 | negative | manual | P | 261 | 9.7791 | 137 | 0.32 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.2 | 0.0001895 | 0.1 | AML | other | m | 2021-02-24T19:30:00.28 |
IV.TRIF.CHE. | ML:1.0 | 0.00011250794 | 0.064 | AML | other | m | 2021-02-24T19:30:00.50 |
IV.FROS.CHE. | ML:0.2 | 0.00001589426355 | 0.1536 | AML | other | m | 2021-02-24T19:30:01.63 |
IV.FROS.CHN. | ML:0.7 | 0.000043364984999999995 | 0.96 | AML | other | m | 2021-02-24T19:30:01.50 |
IV.RIBO.EHE.01 | ML:0.4 | 0.000018876602 | 0.2048 | AML | other | m | 2021-02-24T19:30:03.21 |