A magnitude ML 1.3 earthquake occured in region: 7 km E Monteverdi Marittimo (PI), on
and geographic coordinates (lat, lon) 43.1940, 10.7960 at 9 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 |
---|---|---|---|---|
Monteverdi Marittimo | PI | 7 | 758 | 758 |
Monterotondo Marittimo | GR | 7 | 1371 | 2129 |
Castelnuovo di Val di Cecina | PI | 9 | 2231 | 4360 |
Pomarance | PI | 14 | 5897 | 10257 |
Sassetta | LI | 14 | 514 | 10771 |
Castagneto Carducci | LI | 16 | 9010 | 19781 |
Suvereto | LI | 16 | 3072 | 22853 |
Massa Marittima | GR | 18 | 8375 | 31228 |
Bibbona | LI | 18 | 3175 | 34403 |
Casale Marittimo | PI | 19 | 1122 | 35525 |
Guardistallo | PI | 19 | 1234 | 36759 |
Montieri | GR | 19 | 1204 | 37963 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2024-04-21 06:35:11 |
43.1937 | 10.7965 | 9 | 2024-04-21 06:53:52 |
Sala Sismica INGV-Roma | 126929611 |
Field | Value |
---|---|
Time (UTC) | 2024-04-21 06:35:11 ± 0.14 |
Latitude | 43.1937 ± 0.0072 |
Longitude | 10.7965 ± 0.0099 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126929611 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 779 |
Semi-minor axis of confidence ellipse (meter) | 737 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 202 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 780.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 167 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.75183 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 126929611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-21 06:53:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SARZ.HHZ. | 2024-04-21T06:36:14.72 | 3.0 | undecidable | manual | Sn | 0.19 | 0 | |||
IV.ARCI.HHZ. | 2024-04-21T06:35:31.96 | 0.6 | undecidable | manual | S | 124 | 66.8775 | 50 | -0.17 | 45 |
IV.CSNT.HHN. | 2024-04-21T06:35:27.31 | 0.6 | undecidable | manual | S | 52 | 50.5161 | 50 | -0.46 | 43 |
GU.MAIM.HHZ. | 2024-04-21T06:35:25.73 | 0.6 | positive | manual | P | 343 | 83.4498 | 50 | -0.19 | 43 |
IV.LOCA.HNZ. | 2024-04-21T06:35:24.64 | 0.6 | undecidable | manual | S | 71 | 39.627 | 50 | -0.24 | 46 |
IV.ARCI.HHZ. | 2024-04-21T06:35:23.95 | 0.6 | undecidable | manual | P | 124 | 66.8775 | 50 | 0.59 | 40 |
IV.CRMI.HHE. | 2024-04-21T06:35:23.81 | 0.1 | undecidable | manual | P | 12 | 68.376 | 50 | 0.22 | 88 |
IV.PII.HHZ. | 2024-04-21T06:35:22.37 | 0.1 | negative | manual | P | 340 | 62.5929 | 50 | -0.33 | 87 |
IV.OSSC.HHE. | 2024-04-21T06:35:21.24 | 0.1 | undecidable | manual | P | 45 | 51.5151 | 50 | 0.25 | 91 |
IV.FROS.CHZ. | 2024-04-21T06:35:21.92 | 0.6 | undecidable | manual | S | 86 | 29.1486 | 107 | -0.03 | 49 |
IV.CSNT.HHN. | 2024-04-21T06:35:20.96 | 0.1 | undecidable | manual | P | 52 | 50.5161 | 50 | 0.12 | 93 |
IV.CASP.HHZ. | 2024-04-21T06:35:19.84 | 0.6 | undecidable | manual | P | 173 | 45.0216 | 50 | -0.16 | 47 |
IV.LOCA.HNZ. | 2024-04-21T06:35:19.33 | 0.1 | undecidable | manual | P | 71 | 39.627 | 50 | 0.16 | 94 |
IV.FROS.CHZ. | 2024-04-21T06:35:17.46 | 0.3 | undecidable | manual | P | 86 | 29.1486 | 107 | -0.01 | 74 |
IV.TRIF.CHZ. | 2024-04-21T06:35:16.28 | 0.6 | undecidable | manual | S | 135 | 12.2766 | 126 | -0.36 | 47 |
IV.TRIF.CHZ. | 2024-04-21T06:35:14.51 | 0.1 | negative | manual | P | 135 | 12.2766 | 126 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.TRIF.CHN. | ML:1.8 | 0.0008289259 | 0.16 | AML | other | m | 2024-04-21T06:35:16.58 |
IV.TRIF.CHE. | ML:1.8 | 0.0007507602 | 0.08 | AML | other | m | 2024-04-21T06:35:16.73 |
IV.FROS.CHN. | ML:1.0 | 0.000052947415 | 0.08 | AML | other | m | 2024-04-21T06:35:22.64 |
IV.FROS.CHE. | ML:1.1 | 0.000069952685 | 1.744 | AML | other | m | 2024-04-21T06:35:22.35 |
IV.PII.HHE. | ML:1.4 | 0.00004641165 | 0.3 | AML | other | m | 2024-04-21T06:35:24.26 |
IV.PII.HHN. | ML:1.7 | 0.00010113826000000001 | 0.34 | AML | other | m | 2024-04-21T06:35:23.38 |
IV.ARCI.HNE. | ML:1.3 | 0.0000337338215 | 0.4 | AML | other | m | 2024-04-21T06:35:32.30 |
IV.ARCI.HNN. | ML:1.4 | 0.000052311175 | 1.24 | AML | other | m | 2024-04-21T06:35:32.91 |
IV.ARCI.HHE. | ML:1.0 | 0.00001849496 | 2.52 | AML | other | m | 2024-04-21T06:35:34.12 |
IV.ARCI.HHN. | ML:1.2 | 0.00002466499 | 2.24 | AML | other | m | 2024-04-21T06:35:32.41 |
GU.MAIM.HHE. | ML:1.2 | 0.000018925835000000003 | 0.94 | AML | other | m | 2024-04-21T06:35:47.33 |
GU.MAIM.HHN. | ML:1.1 | 0.000017015437500000002 | 1.2 | AML | other | m | 2024-04-21T06:35:51.55 |