A magnitude ML 2.1 earthquake occured in region: 2 km W Castiglione d'Orcia (SI), on
and geographic coordinates (lat, lon) 43.0060, 11.5890 at 11 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 |
---|---|---|---|---|
Castiglione d'Orcia | SI | 2 | 2346 | 2346 |
San Quirico d'Orcia | SI | 6 | 2662 | 5008 |
Seggiano | GR | 9 | 961 | 5969 |
Montalcino | SI | 10 | 5093 | 11062 |
Pienza | SI | 11 | 2107 | 13169 |
Castel del Piano | GR | 13 | 4690 | 17859 |
Arcidosso | GR | 15 | 4285 | 22144 |
Abbadia San Salvatore | SI | 16 | 6444 | 28588 |
San Giovanni d'Asso | SI | 17 | 853 | 29441 |
Buonconvento | SI | 17 | 3173 | 32614 |
Montepulciano | SI | 19 | 14097 | 46711 |
Radicofani | SI | 19 | 1097 | 47808 |
Piancastagnaio | SI | 19 | 4230 | 52038 |
Santa Fiora | GR | 19 | 2622 | 54660 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 2.1 | 2020-10-27 20:11:48 |
43.0058 | 11.5888 | 11 | 2021-02-26 14:56:08 |
Bollettino Sismico Italiano INGV | 85052921 |
Reviewed Rev100 |
ML 2.1 | 2020-10-27 20:11:48 |
43.0078 | 11.5958 | 11 | 2020-10-27 20:18:36 |
Sala Sismica INGV-Roma | 84189971 |
Field | Value |
---|---|
Time (UTC) | 2020-10-27 20:11:48 ± 0.08 |
Latitude | 43.0058 ± 0.0027 |
Longitude | 11.5888 ± 0.0049 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 85052921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 418 |
Semi-minor axis of confidence ellipse (meter) | 203 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 279 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 40 |
Number of associated phases, regardless of their use for origin computation | 46 |
Number of defining phases | 46 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.26 |
Epicentral distance of station closest to the epicenter (degree) | 0.15199 |
Epicentral distance of station farthest from the epicenter (degree) | 0.83367 |
Number of stations at which the event was observed | 29 |
Number of stations from which data was used for origin computation | 29 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 42 |
Type of magnitude | ML |
Reference to an origin | 84189971 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-27 20:18:36 |
Field | Value |
---|---|
Value | 2.1 |
Uncertainty | 0.3 |
Num. used stations | 40 |
Type of magnitude | ML |
Reference to an origin | 85052921 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-27 16:00:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2020-10-27T20:12:10.16 | 0.6 | undecidable | manual | S | 23 | 74.0703 | 50 | -0.45 | 41 |
IV.ATMC.EHE. | 2020-10-27T20:12:09.31 | 0.6 | undecidable | manual | S | 45 | 69.0753 | 50 | 0.02 | 46 |
IV.ATMI.HHZ. | 2020-10-27T20:12:08.82 | 0.6 | undecidable | manual | S | 56 | 65.8896 | 50 | 0.38 | 43 |
IV.CASP.HHZ. | 2020-10-27T20:12:07.64 | 0.6 | undecidable | manual | S | 248 | 63.492 | 50 | -0.14 | 45 |
IV.ATVA.EHE. | 2020-10-27T20:12:07.94 | 0.3 | undecidable | manual | S | 62 | 63.9915 | 50 | 0.02 | 70 |
IV.CSNT.HHZ. | 2020-10-27T20:12:05.98 | 0.6 | undecidable | manual | S | 335 | 57.1983 | 50 | -0.13 | 45 |
IV.ASQU.HHE. | 2020-10-27T20:12:03.76 | 0.1 | undecidable | manual | P | 10 | 89.244 | 50 | 0.24 | 84 |
IV.RUFI.EHE. | 2020-10-27T20:12:03.60 | 0.3 | undecidable | manual | P | 356 | 92.5407 | 50 | -0.43 | 60 |
IV.PARC.HHZ. | 2020-10-27T20:12:03.51 | 0.1 | negative | manual | P | 36 | 88.5447 | 50 | 0.09 | 87 |
IV.MOMA.HHZ. | 2020-10-27T20:12:03.19 | 0.1 | undecidable | manual | P | 105 | 82.8504 | 50 | 0.65 | 76 |
IV.MGAB.HHZ. | 2020-10-27T20:12:02.00 | 0.6 | undecidable | manual | S | 103 | 43.7229 | 50 | -0.51 | 43 |
IV.ATPI.EHZ. | 2020-10-27T20:12:02.57 | 0.3 | undecidable | manual | P | 53 | 82.1511 | 50 | 0.13 | 66 |
IV.ATVO.HHZ. | 2020-10-27T20:12:02.00 | 0.1 | undecidable | manual | P | 57 | 78.1662 | 50 | 0.17 | 87 |
IV.RIBO.EHZ. | 2020-10-27T20:12:02.48 | 0.6 | undecidable | manual | S | 262 | 44.4222 | 50 | -0.24 | 46 |
IV.MURB.HHZ. | 2020-10-27T20:12:02.36 | 0.3 | undecidable | manual | P | 69 | 80.9523 | 50 | 0.11 | 66 |
IV.CRE.HHZ. | 2020-10-27T20:12:01.47 | 0.1 | undecidable | manual | P | 23 | 74.0703 | 50 | 0.28 | 86 |
IV.SSP9.EHZ. | 2020-10-27T20:12:01.82 | 0.6 | undecidable | manual | P | 35 | 76.7676 | 50 | 0.22 | 43 |
IV.BADI.EHZ. | 2020-10-27T20:12:01.54 | 0.3 | undecidable | manual | P | 43 | 76.9674 | 50 | -0.1 | 66 |
IV.ATMI.HHZ. | 2020-10-27T20:12:00.29 | 0.6 | undecidable | manual | P | 56 | 65.8896 | 50 | 0.36 | 43 |
IV.ATMC.EHE. | 2020-10-27T20:12:00.29 | 0.1 | undecidable | manual | P | 45 | 69.0753 | 50 | -0.14 | 89 |
IV.SACS.HHZ. | 2020-10-27T20:11:59.62 | 0.6 | undecidable | manual | S | 124 | 31.3464 | 50 | 0.41 | 45 |
IV.CASP.HHZ. | 2020-10-27T20:11:59.89 | 0.1 | undecidable | manual | P | 248 | 63.492 | 50 | 0.34 | 87 |
IV.ATVA.EHE. | 2020-10-27T20:11:59.07 | 0.3 | undecidable | manual | P | 62 | 63.9915 | 50 | -0.56 | 61 |
IV.TRIF.CHZ. | 2020-10-27T20:11:58.91 | 0.3 | undecidable | manual | P | 282 | 56.8986 | 50 | 0.36 | 66 |
IV.MCIV.CHZ. | 2020-10-27T20:11:57.29 | 0.6 | undecidable | manual | S | 164 | 26.1516 | 50 | -0.55 | 44 |
TV.SF01.EHZ. | 2020-10-27T20:11:57.04 | 0.3 | undecidable | manual | S | 186 | 21.5673 | 50 | 0.43 | 69 |
TV.SF14.HHZ. | 2020-10-27T20:11:57.62 | 0.6 | undecidable | manual | S | 176 | 27.8499 | 50 | -0.67 | 42 |
IV.CSNT.HHZ. | 2020-10-27T20:11:57.90 | 0.1 | undecidable | manual | P | 335 | 57.1983 | 50 | -0.69 | 78 |
TV.SF03.EHZ. | 2020-10-27T20:11:56.76 | 0.3 | undecidable | manual | S | 161 | 23.8539 | 50 | -0.45 | 68 |
IV.CAFI.HHZ. | 2020-10-27T20:11:56.75 | 0.1 | positive | manual | P | 40 | 47.1195 | 50 | -0.28 | 90 |
TV.SF13.HHZ. | 2020-10-27T20:11:56.11 | 0.3 | undecidable | manual | S | 173 | 20.9679 | 50 | -0.32 | 70 |
IV.MGAB.HHZ. | 2020-10-27T20:11:56.36 | 0.1 | undecidable | manual | P | 103 | 43.7229 | 50 | -0.15 | 93 |
IV.RIBO.EHZ. | 2020-10-27T20:11:56.81 | 0.1 | positive | manual | P | 262 | 44.4222 | 50 | 0.19 | 93 |
IV.ARCI.HHZ. | 2020-10-27T20:11:56.05 | 0.6 | undecidable | manual | S | 208 | 19.3695 | 119 | 0.04 | 50 |
TV.SF04.EHZ. | 2020-10-27T20:11:55.75 | 0.3 | undecidable | manual | S | 163 | 19.7691 | 119 | -0.36 | 70 |
IV.FROS.CHZ. | 2020-10-27T20:11:55.97 | 0.1 | undecidable | manual | P | 303 | 41.7249 | 50 | -0.23 | 92 |
TV.SF14.HHZ. | 2020-10-27T20:11:54.27 | 0.1 | positive | manual | P | 176 | 27.8499 | 50 | 0.2 | 95 |
IV.SACS.HHZ. | 2020-10-27T20:11:54.75 | 0.1 | undecidable | manual | P | 124 | 31.3464 | 50 | 0.15 | 96 |
TV.SF11.HHZ. | 2020-10-27T20:11:54.94 | 0.3 | undecidable | manual | S | 154 | 16.872 | 122 | -0.32 | 71 |
IV.MCIV.CHZ. | 2020-10-27T20:11:54.02 | 0.1 | positive | manual | P | 164 | 26.1516 | 50 | 0.21 | 95 |
TV.SF01.EHZ. | 2020-10-27T20:11:53.22 | 0.1 | positive | manual | P | 186 | 21.5673 | 50 | 0.12 | 98 |
TV.SF13.HHZ. | 2020-10-27T20:11:53.19 | 0.1 | positive | manual | P | 173 | 20.9679 | 50 | 0.19 | 97 |
TV.SF03.EHZ. | 2020-10-27T20:11:53.67 | 0.1 | positive | manual | P | 161 | 23.8539 | 50 | 0.22 | 95 |
TV.SF11.HHZ. | 2020-10-27T20:11:52.35 | 0.1 | positive | manual | P | 154 | 16.872 | 122 | 0.03 | 100 |
IV.ARCI.HHZ. | 2020-10-27T20:11:52.79 | 0.1 | positive | manual | P | 208 | 19.3695 | 119 | 0.03 | 100 |
TV.SF04.EHZ. | 2020-10-27T20:11:52.97 | 0.1 | positive | manual | P | 163 | 19.7691 | 119 | 0.15 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
TV.SF04.EHN. | ML:2.7 | 0.003965 | 1.6 | AML | other | m | 2020-10-27T20:11:56.85 |
TV.SF04.EHE. | ML:2.9 | 0.0055 | 0.18 | AML | other | m | 2020-10-27T20:11:57.17 |
IV.ARCI.HHN. | ML:2.1 | 0.0009575 | 0.44 | AML | other | m | 2020-10-27T20:11:57.38 |
TV.SF01.EHE. | ML:2.6 | 0.002895 | 0.22 | AML | other | m | 2020-10-27T20:11:57.35 |
TV.SF01.EHN. | ML:2.8 | 0.004845 | 0.22 | AML | other | m | 2020-10-27T20:11:57.33 |
IV.ARCI.HHE. | ML:2.2 | 0.001145 | 1.14 | AML | other | m | 2020-10-27T20:11:58.63 |
IV.MCIV.CHN. | ML:2.2 | 0.0008215 | 0.5 | AML | other | m | 2020-10-27T20:11:58.48 |
IV.MCIV.CHE. | ML:2.2 | 0.000992 | 0.66 | AML | other | m | 2020-10-27T20:11:59.97 |
IV.FROS.CHN. | ML:2.1 | 0.000446 | 0.94 | AML | other | m | 2020-10-27T20:12:03.41 |
IV.MGAB.HHN. | ML:2.0 | 0.000288 | 0.34 | AML | other | m | 2020-10-27T20:12:05.55 |
IV.MGAB.HHE. | ML:2.0 | 0.0003035 | 0.38 | AML | other | m | 2020-10-27T20:12:05.56 |
IV.FROS.CHE. | ML:2.2 | 0.0005484999999999999 | 1.64 | AML | other | m | 2020-10-27T20:12:05.89 |
IV.CSNT.HHE. | ML:2.1 | 0.0002485 | 0.26 | AML | other | m | 2020-10-27T20:12:06.35 |
IV.SACS.HHE. | ML:1.6 | 0.00020150000000000002 | 0.4 | AML | other | m | 2020-10-27T20:12:06.70 |
IV.SACS.HHN. | ML:1.7 | 0.000231 | 0.84 | AML | other | m | 2020-10-27T20:12:07.03 |
IV.TRIF.CHN. | ML:2.0 | 0.00023649999999999998 | 0.28 | AML | other | m | 2020-10-27T20:12:07.59 |
IV.CSNT.HHN. | ML:1.9 | 0.000189 | 0.48 | AML | other | m | 2020-10-27T20:12:08.53 |
IV.TRIF.CHE. | ML:2.2 | 0.00031800000000000003 | 1.74 | AML | other | m | 2020-10-27T20:12:09.12 |
IV.ATMI.HHE. | ML:2.4 | 0.0005409999999999999 | 0.32 | AML | other | m | 2020-10-27T20:12:10.36 |
IV.CASP.HHN. | ML:2.1 | 0.00022449999999999998 | 1.34 | AML | other | m | 2020-10-27T20:12:10.19 |
IV.CASP.HHE. | ML:2.1 | 0.000255 | 0.36 | AML | other | m | 2020-10-27T20:12:11.19 |
IV.ATMI.HHN. | ML:2.7 | 0.0008985000000000001 | 0.36 | AML | other | m | 2020-10-27T20:12:11.10 |
IV.CRE.HHN. | ML:2.0 | 0.000153 | 1.06 | AML | other | m | 2020-10-27T20:12:12.25 |
IV.CRE.HHE. | ML:2.1 | 0.0001965 | 0.82 | AML | other | m | 2020-10-27T20:12:14.55 |
IV.MURB.HHN. | ML:3.0 | 0.00128 | 0.32 | AML | other | m | 2020-10-27T20:12:14.29 |
IV.MURB.HNN. | ML:2.9 | 0.001145 | 0.32 | AML | other | m | 2020-10-27T20:12:14.14 |
IV.MURB.HHE. | ML:2.7 | 0.0007965 | 0.28 | AML | other | m | 2020-10-27T20:12:15.36 |
IV.MURB.HNE. | ML:2.7 | 0.0007655000000000001 | 0.28 | AML | other | m | 2020-10-27T20:12:15.51 |
IV.BADI.EHN. | ML:1.9 | 0.0001205 | 1.44 | AML | other | m | 2020-10-27T20:12:16.14 |
IV.ATVO.HHE. | ML:2.2 | 0.000247 | 0.36 | AML | other | m | 2020-10-27T20:12:16.30 |
IV.ATVO.HHN. | ML:1.9 | 0.0001205 | 0.34 | AML | other | m | 2020-10-27T20:12:16.32 |
IV.BADI.EHE. | ML:1.9 | 0.00011885000000000002 | 0.72 | AML | other | m | 2020-10-27T20:12:16.79 |
IV.MOMA.HHE. | ML:1.9 | 0.00009465 | 1.46 | AML | other | m | 2020-10-27T20:12:17.18 |
IV.SSP9.EHE. | ML:2.0 | 0.00014635 | 0.44 | AML | other | m | 2020-10-27T20:12:17.40 |
IV.ATPI.EHN. | ML:2.1 | 0.00016450000000000001 | 0.36 | AML | other | m | 2020-10-27T20:12:17.69 |
IV.ATPI.EHE. | ML:1.9 | 0.00010290000000000001 | 0.72 | AML | other | m | 2020-10-27T20:12:17.62 |
IV.SSP9.EHN. | ML:2.0 | 0.000148 | 1.14 | AML | other | m | 2020-10-27T20:12:20.04 |
IV.PARC.HHN. | ML:2.0 | 0.0001038 | 1.64 | AML | other | m | 2020-10-27T20:12:20.06 |
IV.PARC.HHE. | ML:1.8 | 0.00008065 | 1.3 | AML | other | m | 2020-10-27T20:12:21.34 |
IV.MOMA.HHN. | ML:1.7 | 0.00007175 | 0.36 | AML | other | m | 2020-10-27T20:12:23.62 |