A magnitude ML 1.3 earthquake occured in region: 3 km SW San Quirico d'Orcia (SI), on
and geographic coordinates (lat, lon) 43.03, 11.59 at 8 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 |
---|---|---|---|---|
San Quirico d'Orcia | SI | 3 | 2662 | 2662 |
Castiglione d'Orcia | SI | 4 | 2346 | 5008 |
Montalcino | SI | 9 | 5093 | 10101 |
Pienza | SI | 9 | 2107 | 12208 |
Seggiano | GR | 12 | 961 | 13169 |
San Giovanni d'Asso | SI | 13 | 853 | 14022 |
Buonconvento | SI | 15 | 3173 | 17195 |
Castel del Piano | GR | 16 | 4690 | 21885 |
Montepulciano | SI | 17 | 14097 | 35982 |
Abbadia San Salvatore | SI | 18 | 6444 | 42426 |
Arcidosso | GR | 18 | 4285 | 46711 |
Trequanda | SI | 19 | 1254 | 47965 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2020-10-30 05:21:08 |
43.03 | 11.59 | 8 | 2020-10-30 05:27:39 |
Sala Sismica INGV-Roma | 84253471 |
Field | Value |
---|---|
Time (UTC) | 2020-10-30 05:21:08 ± 0.22 |
Latitude | 43.03 ± 0.01 |
Longitude | 11.59 ± 0.01 |
Depth (km) | 8 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 84253471 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1539 |
Semi-minor axis of confidence ellipse (meter) | 830 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 153 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1540 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 76 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
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 |
Epicentral distance of station farthest from the epicenter (degree) | 0.58276 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 21 |
Type of magnitude | ML |
Reference to an origin | 84253471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-30 05:27:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CASP.HHZ. | 2020-10-30T05:21:28.86 | 0.3 | undecidable | manual | S | 246 | 0.5828 | 50 | 0.02 | 70 |
IV.CSNT.HHZ. | 2020-10-30T05:21:25.59 | 0.6 | undecidable | manual | S | 334 | 0.4901 | 50 | -0.52 | 43 |
IV.RIBO.EHZ.01 | 2020-10-30T05:21:23.23 | 1.0 | undecidable | manual | S | 258 | 0.4056 | 50 | -0.36 | 23 |
IV.CAFI.HHZ. | 2020-10-30T05:21:22.80 | 0.3 | undecidable | manual | S | 43 | 0.4038 | 50 | -0.74 | 60 |
IV.SACS.HHZ. | 2020-10-30T05:21:20.71 | 1.0 | undecidable | manual | S | 128 | 0.2986 | 103 | 0.53 | 22 |
IV.CASP.HHZ. | 2020-10-30T05:21:20.78 | 0.1 | undecidable | manual | P | 246 | 0.5828 | 50 | 0.58 | 82 |
IV.CSNT.HHZ. | 2020-10-30T05:21:18.48 | 0.1 | undecidable | manual | P | 334 | 0.4901 | 50 | -0.14 | 93 |
IV.CAFI.HHZ. | 2020-10-30T05:21:17.26 | 0.1 | undecidable | manual | P | 43 | 0.4038 | 50 | 0.12 | 95 |
IV.MGAB.HHZ. | 2020-10-30T05:21:17.57 | 0.6 | positive | manual | P | -0.01 | 0.84 | |||
IV.RIBO.EHZ.01 | 2020-10-30T05:21:17.32 | 0.1 | undecidable | manual | P | 258 | 0.4056 | 50 | 0.16 | 95 |
TV.SF01.EHZ. | 2020-10-30T05:21:16.61 | 0.3 | undecidable | manual | S | 185 | 0.2221 | 107 | -0.74 | 62 |
IV.ARCI.HHZ. | 2020-10-30T05:21:16.51 | 0.6 | undecidable | manual | S | 205 | 0.1996 | 109 | -0.02 | 51 |
TV.SF04.EHZ. | 2020-10-30T05:21:16.06 | 0.1 | undecidable | manual | S | 165 | 0.2041 | 109 | -0.64 | 86 |
IV.SACS.HHZ. | 2020-10-30T05:21:15.71 | 0.1 | undecidable | manual | P | 128 | 0.2986 | 103 | 0.51 | 89 |
TV.SF04.EHZ. | 2020-10-30T05:21:13.42 | 0.1 | undecidable | manual | P | 165 | 0.2041 | 109 | 0.23 | 97 |
TV.SF01.EHZ. | 2020-10-30T05:21:13.62 | 0.1 | undecidable | manual | P | 185 | 0.2221 | 107 | 0.06 | 100 |
IV.ARCI.HHZ. | 2020-10-30T05:21:13.17 | 0.1 | undecidable | manual | P | 205 | 0.1996 | 109 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CAFI.HHN. | ML:0 | 2.2939735E-5 | 0.32 | AML | other | m | 2020-10-30T05:21:26.66 |
IV.CAFI.HHE. | ML:0 | 1.7652755E-5 | 0.9184 | AML | other | m | 2020-10-30T05:21:28.55 |
IV.ARCI.HHE. | ML:1.2 | 0.00011561241 | 0.3392 | AML | other | m | 2020-10-30T05:21:18.49 |
IV.ARCI.HHN. | ML:1.2 | 9.8839815E-5 | 0.5824 | AML | other | m | 2020-10-30T05:21:17.45 |
TV.SF04.EHE. | ML:2 | 0.0006353539 | 0.16 | AML | other | m | 2020-10-30T05:21:17.07 |
TV.SF04.EHN. | ML:2 | 0.00067243125 | 0.1984 | AML | other | m | 2020-10-30T05:21:16.29 |
IV.SACS.HNE. | ML:1.5 | 0.00014318055 | 2.7392 | AML | other | m | 2020-10-30T05:21:18.27 |
IV.SACS.HNN. | ML:1.6 | 0.0001572104 | 2.3008 | AML | other | m | 2020-10-30T05:21:26.82 |
IV.SACS.HHE. | ML:0.8 | 2.951463E-5 | 2.7008 | AML | other | m | 2020-10-30T05:21:31.90 |
IV.SACS.HHN. | ML:0.8 | 2.328623E-5 | 0.64 | AML | other | m | 2020-10-30T05:21:23.63 |
IV.CAFI.HNE. | ML:1.7 | 0.0001446891 | 2.528 | AML | other | m | 2020-10-30T05:21:29.61 |
IV.CAFI.HNN. | ML:1.6 | 0.00012065585 | 1.6288 | AML | other | m | 2020-10-30T05:21:25.47 |
IV.RIBO.EHE.01 | ML:1.8 | 0.0001771373 | 0.2784 | AML | other | m | 2020-10-30T05:21:24.37 |
IV.MGAB.HNN. | ML:1.7 | 0.0001500248 | 1.6192 | AML | other | m | 2020-10-30T05:21:38.40 |
IV.MGAB.HHE. | ML:1.1 | 4.075545E-5 | 0.4576 | AML | other | m | 2020-10-30T05:21:25.51 |
IV.MGAB.HHN. | ML:1.1 | 3.745307E-5 | 0.4192 | AML | other | m | 2020-10-30T05:21:27.64 |
IV.MGAB.HNE. | ML:1.6 | 0.00012207546 | 1.4016 | AML | other | m | 2020-10-30T05:21:28.68 |
IV.CSNT.HHN. | ML:1.2 | 3.979917E-5 | 0.1408 | AML | other | m | 2020-10-30T05:21:27.20 |
IV.CSNT.HHE. | ML:1 | 2.733219E-5 | 1.1808 | AML | other | m | 2020-10-30T05:21:28.76 |
IV.CASP.HHN. | ML:1.2 | 2.9358475E-5 | 0.2176 | AML | other | m | 2020-10-30T05:21:31.45 |
IV.CASP.HHE. | ML:1.2 | 2.867567E-5 | 0.3616 | AML | other | m | 2020-10-30T05:21:29.68 |