A magnitude ML 1.4 earthquake occured in region: 4 km E Castiglione d'Orcia (SI), on
and geographic coordinates (lat, lon) 43.0190, 11.6650 at 11 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 |
---|---|---|---|---|
Castiglione d'Orcia | SI | 4 | 2346 | 2346 |
Pienza | SI | 7 | 2107 | 4453 |
San Quirico d'Orcia | SI | 7 | 2662 | 7115 |
Montepulciano | SI | 13 | 14097 | 21212 |
Seggiano | GR | 13 | 961 | 22173 |
Chianciano Terme | SI | 14 | 7105 | 29278 |
Montalcino | SI | 15 | 5093 | 34371 |
Abbadia San Salvatore | SI | 15 | 6444 | 40815 |
Radicofani | SI | 16 | 1097 | 41912 |
San Giovanni d'Asso | SI | 16 | 853 | 42765 |
Sarteano | SI | 17 | 4717 | 47482 |
Castel del Piano | GR | 17 | 4690 | 52172 |
Torrita di Siena | SI | 19 | 7434 | 59606 |
Piancastagnaio | SI | 19 | 4230 | 63836 |
Trequanda | SI | 19 | 1254 | 65090 |
Arcidosso | GR | 19 | 4285 | 69375 |
Buonconvento | SI | 20 | 3173 | 72548 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2023-07-27 02:26:41 |
43.019 | 11.6647 | 11 | 2023-07-27 02:47:28 |
Sala Sismica INGV-Roma | 119614481 |
Field | Value |
---|---|
Time (UTC) | 2023-07-27 02:26:41 ± 0.17 |
Latitude | 43.0190 ± 0.0081 |
Longitude | 11.6647 ± 0.0123 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119614481 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 951 |
Semi-minor axis of confidence ellipse (meter) | 787 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 287 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 950.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.13670 |
Epicentral distance of station farthest from the epicenter (degree) | 0.54049 |
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 | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 119614481 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-27 02:47:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ATMI.HHZ. | 2023-07-27T02:27:00.76 | 0.6 | undecidable | manual | S | 54 | 59.9955 | 50 | 0.63 | 41 |
IV.CAFI.HHZ. | 2023-07-27T02:26:54.40 | 0.6 | undecidable | manual | S | 35 | 42.2244 | 50 | -0.96 | 37 |
IV.SACS.HHZ. | 2023-07-27T02:26:52.09 | 0.6 | undecidable | manual | S | 133 | 27.4503 | 50 | 0.67 | 43 |
IV.CSNT.HHZ. | 2023-07-27T02:26:52.02 | 1.0 | undecidable | manual | P | 329 | 58.7967 | 50 | -0.06 | 24 |
IV.ATMI.HHZ. | 2023-07-27T02:26:52.56 | 0.6 | undecidable | manual | P | 54 | 59.9955 | 50 | 0.28 | 46 |
IV.RIBO.EHZ. | 2023-07-27T02:26:51.46 | 0.6 | negative | manual | P | 261 | 50.7159 | 50 | 0.61 | 42 |
IV.ARCI.HHZ. | 2023-07-27T02:26:50.33 | 0.3 | undecidable | manual | S | 220 | 24.0537 | 50 | -0.2 | 74 |
IV.MCIV.CHZ. | 2023-07-27T02:26:50.50 | 0.3 | undecidable | manual | S | 178 | 26.6511 | 50 | -0.72 | 64 |
IV.CAFI.HHZ. | 2023-07-27T02:26:49.08 | 0.1 | undecidable | manual | P | 35 | 42.2244 | 50 | -0.45 | 91 |
IV.MCIV.CHZ. | 2023-07-27T02:26:47.31 | 0.1 | undecidable | manual | P | 178 | 26.6511 | 50 | 0.17 | 99 |
IV.SACS.HHZ. | 2023-07-27T02:26:47.38 | 0.1 | undecidable | manual | P | 133 | 27.4503 | 50 | 0.13 | 100 |
IV.MALA2.EHZ. | 2023-07-27T02:26:47.95 | 0.6 | undecidable | manual | S | 264 | 15.1737 | 125 | -0.05 | 52 |
TV.SF11.HHZ. | 2023-07-27T02:26:47.98 | 0.6 | undecidable | manual | S | 176 | 16.6722 | 123 | -0.45 | 48 |
IV.ARCI.HHZ. | 2023-07-27T02:26:46.97 | 0.1 | positive | manual | P | 220 | 24.0537 | 50 | 0.23 | 98 |
IV.MALA2.EHZ. | 2023-07-27T02:26:45.40 | 0.3 | negative | manual | P | 264 | 15.1737 | 125 | 0.13 | 77 |
TV.SF11.HHZ. | 2023-07-27T02:26:45.73 | 1.0 | undecidable | manual | P | 176 | 16.6722 | 123 | 0.21 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
TV.SF11.HHN. | ML:1.8 | 0.000623 | 0.1 | AML | other | m | 2023-07-27T02:26:48.11 |
TV.SF11.HHE. | ML:2.0 | 0.000944 | 0.18 | AML | other | m | 2023-07-27T02:26:48.08 |
IV.MALA2.EHE. | ML:1.8 | 0.0006454999999999999 | 0.12 | AML | other | m | 2023-07-27T02:26:48.27 |
IV.MALA2.EHN. | ML:1.8 | 0.0005865 | 0.38 | AML | other | m | 2023-07-27T02:26:48.24 |
IV.MCIV.CHE. | ML:1.6 | 0.0002065 | 0.2 | AML | other | m | 2023-07-27T02:26:50.75 |
IV.MCIV.CHN. | ML:1.6 | 0.00022899999999999998 | 0.36 | AML | other | m | 2023-07-27T02:26:51.31 |
IV.ARCI.HHE. | ML:1.3 | 0.0001134 | 0.48 | AML | other | m | 2023-07-27T02:26:51.28 |
IV.ARCI.HHN. | ML:1.5 | 0.0001945 | 0.24 | AML | other | m | 2023-07-27T02:26:51.68 |
IV.SACS.HHN. | ML:1.2 | 0.00007435 | 0.9 | AML | other | m | 2023-07-27T02:26:54.96 |
IV.SACS.HHE. | ML:1.1 | 0.0000688 | 0.6 | AML | other | m | 2023-07-27T02:26:55.58 |
IV.CAFI.HHN. | ML:1.1 | 0.0000406 | 0.7 | AML | other | m | 2023-07-27T02:26:57.19 |
IV.CAFI.HHE. | ML:1.1 | 0.00004045 | 0.5 | AML | other | m | 2023-07-27T02:26:58.29 |
IV.CSNT.HHN. | ML:1.2 | 0.0000331 | 1.04 | AML | other | m | 2023-07-27T02:27:00.86 |
IV.CSNT.HHE. | ML:1.2 | 0.00002965 | 0.76 | AML | other | m | 2023-07-27T02:27:01.90 |