A magnitude ML 1.6 earthquake occured in region: 4 km E Seggiano (GR), on
and geographic coordinates (lat, lon) 42.9450, 11.6030 at 17 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 |
---|---|---|---|---|
Seggiano | GR | 4 | 961 | 961 |
Castiglione d'Orcia | SI | 7 | 2346 | 3307 |
Castel del Piano | GR | 8 | 4690 | 7997 |
Abbadia San Salvatore | SI | 9 | 6444 | 14441 |
Arcidosso | GR | 10 | 4285 | 18726 |
Santa Fiora | GR | 13 | 2622 | 21348 |
Piancastagnaio | SI | 13 | 4230 | 25578 |
San Quirico d'Orcia | SI | 13 | 2662 | 28240 |
Radicofani | SI | 14 | 1097 | 29337 |
Montalcino | SI | 16 | 5093 | 34430 |
Pienza | SI | 16 | 2107 | 36537 |
Cinigiano | GR | 18 | 2618 | 39155 |
Roccalbegna | GR | 19 | 1044 | 40199 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2018-11-08 07:15:57 |
42.9453 | 11.6028 | 17 | 2019-06-04 09:16:07 |
Bollettino Sismico Italiano INGV | 64851231 |
Reviewed Rev100 |
ML 1.6 | 2018-11-08 07:15:58 |
42.9295 | 11.5978 | 13 | 2018-11-08 07:24:16 |
Sala Sismica INGV-Roma | 62888841 |
Field | Value |
---|---|
Time (UTC) | 2018-11-08 07:15:57 ± 0.23 |
Latitude | 42.9453 ± 0.0126 |
Longitude | 11.6028 ± 0.0123 |
Depth (km) | 17 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 64851231 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1267 |
Semi-minor axis of confidence ellipse (meter) | 761 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 196 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 279 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 16 |
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) | 0.19066 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 64851231 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2019-05-13 09:30:04 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.5 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 62888841 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2018-11-08 07:24:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.HNZ. | 2018-11-08T07:16:19.61 | 3.0 | positive | manual | P | 0.59 | 0 | |||
IV.FOSV.EHZ. | 2018-11-08T07:16:13.02 | 3.0 | undecidable | manual | P | -0.62 | 0 | |||
IV.CAFI.HHZ. | 2018-11-08T07:16:12.19 | 3.0 | undecidable | manual | S | 0 | ||||
IV.CAFI.HHZ. | 2018-11-08T07:16:06.30 | 3.0 | positive | manual | P | 0.12 | 0 | |||
TV.SF14.HHZ. | 2018-11-08T07:16:05.94 | 0.6 | undecidable | manual | S | 177 | 21.1677 | 117 | -0.54 | 44 |
IV.MCIV.HHZ. | 2018-11-08T07:16:05.91 | 0.6 | undecidable | manual | S | 162 | 19.4694 | 120 | -0.17 | 48 |
IV.ARCI.HHZ. | 2018-11-08T07:16:05.02 | 0.6 | undecidable | manual | S | 225 | 14.6742 | 130 | -0.01 | 50 |
TV.SF01.EHZ. | 2018-11-08T07:16:05.82 | 0.6 | undecidable | manual | S | 192 | 15.1737 | 129 | 0.68 | 42 |
TV.SF04.EHZ. | 2018-11-08T07:16:05.05 | 0.6 | undecidable | manual | S | 159 | 13.0758 | 134 | 0.34 | 46 |
TV.SF03.EHE. | 2018-11-08T07:16:05.36 | 0.6 | undecidable | manual | S | 157 | 17.1717 | 124 | -0.22 | 48 |
TV.SF11.HHZ. | 2018-11-08T07:16:04.04 | 0.6 | undecidable | manual | S | 144 | 10.5783 | 141 | -0.22 | 49 |
TV.SF13.HHN. | 2018-11-08T07:16:04.73 | 0.6 | undecidable | manual | S | 174 | 14.1747 | 131 | -0.2 | 49 |
TV.SF03.EHE. | 2018-11-08T07:16:02.59 | 0.1 | undecidable | manual | P | 157 | 17.1717 | 124 | 0.22 | 95 |
TV.SF14.HHZ. | 2018-11-08T07:16:02.75 | 0.1 | undecidable | manual | P | 177 | 21.1677 | 117 | -0.14 | 96 |
TV.SF13.HHN. | 2018-11-08T07:16:02.12 | 0.1 | undecidable | manual | P | 174 | 14.1747 | 131 | 0.12 | 98 |
IV.MCIV.HHZ. | 2018-11-08T07:16:02.92 | 0.1 | undecidable | manual | P | 162 | 19.4694 | 120 | 0.26 | 94 |
TV.SF01.EHZ. | 2018-11-08T07:16:02.15 | 0.1 | undecidable | manual | P | 192 | 15.1737 | 129 | 0.04 | 100 |
TV.SF04.EHZ. | 2018-11-08T07:16:01.91 | 0.1 | undecidable | manual | P | 159 | 13.0758 | 134 | 0.04 | 100 |
TV.SF11.HHZ. | 2018-11-08T07:16:01.54 | 0.1 | undecidable | manual | P | 144 | 10.5783 | 141 | -0.07 | 100 |
IV.ARCI.HHZ. | 2018-11-08T07:16:01.86 | 0.1 | undecidable | manual | P | 225 | 14.6742 | 130 | -0.2 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
TV.SF04.EHE. | ML:2.0 | 0.00070688455 | 0.16 | AML | other | m | 2018-11-08T07:16:05.28 |
TV.SF04.EHN. | ML:1.9 | 0.00066468955 | 0.16 | AML | other | m | 2018-11-08T07:16:05.41 |
IV.ARCI.HHN. | ML:1.5 | 0.00023902310000000003 | 0.3616 | AML | other | m | 2018-11-08T07:16:05.97 |
IV.ARCI.HHE. | ML:1.2 | 0.00012974015 | 0.1376 | AML | other | m | 2018-11-08T07:16:05.97 |
TV.SF01.EHE. | ML:1.6 | 0.0002670738 | 0.16 | AML | other | m | 2018-11-08T07:16:05.98 |
TV.SF01.EHN. | ML:1.9 | 0.00058247205 | 0.1792 | AML | other | m | 2018-11-08T07:16:06.04 |
IV.MCIV.HHN. | ML:1.1 | 0.00007635838 | 0.1056 | AML | other | m | 2018-11-08T07:16:07.09 |