A magnitude ML 0.6 earthquake occured in region: 10 km W Grosseto (GR), on
and geographic coordinates (lat, lon) 42.7410, 10.9980 at 6 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 |
---|---|---|---|---|
Grosseto | GR | 10 | 82087 | 82087 |
Castiglione della Pescaia | GR | 10 | 7308 | 89395 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.6 | 2020-10-31 04:10:03 |
42.7413 | 10.9982 | 6 | 2020-10-31 04:26:40 |
Sala Sismica INGV-Roma | 84304411 |
Field | Value |
---|---|
Time (UTC) | 2020-10-31 04:10:03 ± 0.22 |
Latitude | 42.7413 ± 0.0090 |
Longitude | 10.9982 ± 0.0171 |
Depth (km) | 6 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 84304411 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1242 |
Semi-minor axis of confidence ellipse (meter) | 909 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 251 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1240.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 153 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.4 |
Epicentral distance of station closest to the epicenter (degree) | 0.10972 |
Epicentral distance of station farthest from the epicenter (degree) | 0.57826 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 84304411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-31 04:26:40 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CELB.HHZ. | 2020-10-31T04:10:23.60 | 0.6 | undecidable | manual | S | 271 | 64.1913 | 50 | -0.2 | 44 |
IV.CELB.HHZ. | 2020-10-31T04:10:15.27 | 1.0 | undecidable | manual | P | 271 | 64.1913 | 50 | 0.25 | 22 |
IV.MAON.HHZ. | 2020-10-31T04:10:15.15 | 0.3 | undecidable | manual | S | 163 | 36.4413 | 99 | -0.64 | 62 |
IV.MAON.HHZ. | 2020-10-31T04:10:11.03 | 0.1 | undecidable | manual | P | 163 | 36.4413 | 99 | 0.64 | 83 |
IV.RIBO.EHZ.01 | 2020-10-31T04:10:11.26 | 0.6 | undecidable | manual | S | 10 | 23.3544 | 104 | -0.1 | 49 |
IV.CASP.HHZ. | 2020-10-31T04:10:07.57 | 0.6 | undecidable | manual | S | 297 | 12.1767 | 115 | -0.09 | 50 |
IV.RIBO.EHZ.01 | 2020-10-31T04:10:07.72 | 0.3 | negative | manual | P | 10 | 23.3544 | 104 | -0.11 | 73 |
IV.CASP.HHZ. | 2020-10-31T04:10:05.78 | 0.1 | undecidable | manual | P | 297 | 12.1767 | 115 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CASP.HHE. | ML:0.6 | 0.00005555 | 0.16 | AML | other | m | 2020-10-31T04:10:07.67 |
IV.CASP.HHN. | ML:0.5 | 0.00004315 | 1.42 | AML | other | m | 2020-10-31T04:10:08.71 |