A magnitude ML 1.4 earthquake occured in region: 3 km SW Pomarance (PI), on
and geographic coordinates (lat, lon) 43.2800, 10.8500 at 7 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 |
---|---|---|---|---|
Pomarance | PI | 3 | 5897 | 5897 |
Castelnuovo di Val di Cecina | PI | 9 | 2231 | 8128 |
Volterra | PI | 14 | 10519 | 18647 |
Monterotondo Marittimo | GR | 15 | 1371 | 20018 |
Montecatini Val di Cecina | PI | 15 | 1749 | 21767 |
Radicondoli | SI | 16 | 914 | 22681 |
Monteverdi Marittimo | PI | 16 | 758 | 23439 |
Casole d'Elsa | SI | 17 | 3897 | 27336 |
Guardistallo | PI | 18 | 1234 | 28570 |
Montescudaio | PI | 19 | 2144 | 30714 |
Casale Marittimo | PI | 19 | 1122 | 31836 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-07-07 04:01:12 |
43.2798 | 10.8497 | 7 | 2021-07-07 04:07:38 |
Sala Sismica INGV-Roma | 92335081 |
Field | Value |
---|---|
Time (UTC) | 2021-07-07 04:01:12 ± 0.12 |
Latitude | 43.2798 ± 0.0072 |
Longitude | 10.8497 ± 0.0086 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 92335081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 634 |
Semi-minor axis of confidence ellipse (meter) | 621 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 83 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 630.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 65 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.38 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.79140 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 92335081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-07 04:07:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VOBA.EHZ. | 2021-07-07T04:01:52.67 | 3.0 | positive | manual | Pn | 1.39 | 0 | |||
IV.CASP.HHZ. | 2021-07-07T04:01:29.68 | 0.3 | undecidable | manual | S | 179 | 54.3012 | 50 | -0.49 | 66 |
GU.CARD.HHZ. | 2021-07-07T04:01:27.97 | 0.1 | undecidable | manual | P | 341 | 87.8454 | 50 | 0.18 | 88 |
GU.MAIM.HHZ. | 2021-07-07T04:01:26.51 | 0.6 | undecidable | manual | P | 338 | 75.8685 | 50 | 0.57 | 41 |
IV.CELB.HHZ. | 2021-07-07T04:01:26.61 | 0.1 | undecidable | manual | P | 221 | 78.6657 | 50 | 0.25 | 88 |
GU.POPM.HHZ. | 2021-07-07T04:01:25.23 | 3.0 | positive | manual | P | -2.8 | 0 | |||
IV.CSNT.HHZ. | 2021-07-07T04:01:25.89 | 0.3 | undecidable | manual | S | 59 | 41.5251 | 50 | -0.87 | 58 |
IV.CASP.HHZ. | 2021-07-07T04:01:23.09 | 0.1 | undecidable | manual | P | 179 | 54.3012 | 50 | 0.49 | 87 |
IV.CRMI.HHZ. | 2021-07-07T04:01:23.47 | 0.3 | undecidable | manual | P | 10 | 58.1973 | 50 | 0.26 | 68 |
IV.PII.HHZ. | 2021-07-07T04:01:22.33 | 0.1 | undecidable | manual | P | 332 | 55.5999 | 50 | -0.48 | 87 |
IV.FROS.CHZ. | 2021-07-07T04:01:21.38 | 0.1 | undecidable | manual | S | 107 | 25.9518 | 105 | -0.21 | 98 |
IV.CSNT.HHZ. | 2021-07-07T04:01:20.68 | 0.1 | undecidable | manual | P | 59 | 41.5251 | 50 | 0.04 | 98 |
IV.OSSC.HHZ. | 2021-07-07T04:01:20.79 | 0.1 | undecidable | manual | P | 50 | 41.8248 | 50 | 0.1 | 97 |
IV.TRIF.CHZ. | 2021-07-07T04:01:18.98 | 0.1 | undecidable | manual | S | 167 | 18.7701 | 110 | -0.23 | 98 |
IV.FROS.CHZ. | 2021-07-07T04:01:18.02 | 0.1 | undecidable | manual | P | 107 | 25.9518 | 105 | 0.37 | 94 |
IV.MAGO.CHZ. | 2021-07-07T04:01:17.66 | 0.1 | undecidable | manual | S | 267 | 15.4734 | 114 | -0.49 | 93 |
IV.TRIF.CHZ. | 2021-07-07T04:01:16.53 | 0.1 | undecidable | manual | P | 167 | 18.7701 | 110 | 0.25 | 98 |
IV.MAGO.CHZ. | 2021-07-07T04:01:15.85 | 0.1 | undecidable | manual | P | 267 | 15.4734 | 114 | 0.18 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MAGO.CHE. | ML:2.1 | 0.001405 | 0.34 | AML | other | m | 2021-07-07T04:01:17.91 |
IV.MAGO.CHN. | ML:2.0 | 0.0009815 | 0.28 | AML | other | m | 2021-07-07T04:01:17.80 |
IV.TRIF.CHE. | ML:1.6 | 0.0003575 | 0.38 | AML | other | m | 2021-07-07T04:01:19.89 |
IV.TRIF.CHN. | ML:1.7 | 0.000457 | 1.24 | AML | other | m | 2021-07-07T04:01:20.00 |
IV.FROS.CHN. | ML:1.2 | 0.00010295 | 0.28 | AML | other | m | 2021-07-07T04:01:22.43 |
IV.FROS.CHE. | ML:1.3 | 0.0001105 | 0.42 | AML | other | m | 2021-07-07T04:01:23.72 |
IV.CSNT.HHN. | ML:1.3 | 0.0000653 | 1.22 | AML | other | m | 2021-07-07T04:01:27.82 |
IV.CSNT.HHE. | ML:1.2 | 0.0000535 | 0.38 | AML | other | m | 2021-07-07T04:01:27.13 |
IV.OSSC.HHN. | ML:1.2 | 0.00004885 | 0.4 | AML | other | m | 2021-07-07T04:01:27.68 |
IV.OSSC.HHE. | ML:1.2 | 0.00005085 | 0.48 | AML | other | m | 2021-07-07T04:01:29.28 |
IV.PII.HHN. | ML:1.3 | 0.0000434 | 0.28 | AML | other | m | 2021-07-07T04:01:29.82 |
IV.PII.HHE. | ML:1.2 | 0.0000374 | 0.24 | AML | other | m | 2021-07-07T04:01:31.52 |
IV.CRMI.HHN. | ML:1.1 | 0.000024399999999999997 | 0.22 | AML | other | m | 2021-07-07T04:01:32.00 |
IV.CRMI.HHE. | ML:0.8 | 0.00001615 | 0.26 | AML | other | m | 2021-07-07T04:01:32.65 |
IV.CELB.HHN. | ML:1.6 | 0.0000625 | 0.1 | AML | other | m | 2021-07-07T04:01:39.56 |
IV.CELB.HHE. | ML:1.7 | 0.00006809999999999999 | 0.16 | AML | other | m | 2021-07-07T04:01:39.48 |