A magnitude ML 1.0 earthquake occured in region: 4 km N San Quirico d'Orcia (SI), on
and geographic coordinates (lat, lon) 43.0920, 11.6120 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 |
---|---|---|---|---|
San Quirico d'Orcia | SI | 4 | 2662 | 2662 |
Pienza | SI | 6 | 2107 | 4769 |
San Giovanni d'Asso | SI | 7 | 853 | 5622 |
Castiglione d'Orcia | SI | 10 | 2346 | 7968 |
Montalcino | SI | 11 | 5093 | 13061 |
Buonconvento | SI | 12 | 3173 | 16234 |
Trequanda | SI | 12 | 1254 | 17488 |
Montepulciano | SI | 14 | 14097 | 31585 |
Torrita di Siena | SI | 16 | 7434 | 39019 |
Asciano | SI | 17 | 7118 | 46137 |
Sinalunga | SI | 17 | 12764 | 58901 |
Chianciano Terme | SI | 18 | 7105 | 66006 |
Seggiano | GR | 19 | 961 | 66967 |
Murlo | SI | 20 | 2389 | 69356 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2022-08-31 08:08:46 |
43.0925 | 11.6123 | 11 | 2022-08-31 08:15:56 |
Sala Sismica INGV-Roma | 109166081 |
Field | Value |
---|---|
Time (UTC) | 2022-08-31 08:08:46 ± 0.14 |
Latitude | 43.0925 ± 0.0063 |
Longitude | 11.6123 ± 0.0086 |
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 | 109166081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 680 |
Semi-minor axis of confidence ellipse (meter) | 579 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 353 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 680.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 27 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40739 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 109166081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2022-08-31 08:15:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SGTA.HHZ. | 2022-08-31T08:10:37.00 | 3.0 | undecidable | manual | Sg | 9.85 | 0 | |||
CH.MUGIO.HHZ. | 2022-08-31T08:10:30.63 | 3.0 | undecidable | manual | Sg | 7.11 | 0 | |||
CH.FUORN.HHZ. | 2022-08-31T08:10:29.38 | 3.0 | undecidable | manual | Sn | -1.42 | 0 | |||
IV.TDS.HHZ. | 2022-08-31T08:10:14.20 | 3.0 | undecidable | manual | Pg | 9.21 | 0 | |||
CH.BERNI.HHZ. | 2022-08-31T08:09:49.57 | 3.0 | positive | manual | Pg | 5.57 | 0 | |||
IV.GIUL.HHZ. | 2022-08-31T08:09:48.50 | 3.0 | undecidable | manual | Sg | -2.95 | 0 | |||
IV.BRMO.HHZ. | 2022-08-31T08:09:41.72 | 3.0 | positive | manual | Pn | -2.18 | 0 | |||
IV.BAG8.EHZ. | 2022-08-31T08:09:41.02 | 3.0 | undecidable | manual | Pg | 6.02 | 0 | |||
IV.PTRJ.HHZ. | 2022-08-31T08:09:35.25 | 3.0 | positive | manual | Pg | 0.02 | 0 | |||
IV.BRSN.HNZ. | 2022-08-31T08:09:29.06 | 3.0 | undecidable | manual | S | -3.61 | 0 | |||
IT.FIE.HGZ. | 2022-08-31T08:09:00.58 | 3.0 | positive | manual | P | -3.65 | 0 | |||
IV.MGAB.HHZ. | 2022-08-31T08:09:00.59 | 0.6 | undecidable | manual | S | 116 | 45.2214 | 50 | -0.2 | 46 |
IV.FROS.CHE. | 2022-08-31T08:08:59.23 | 0.6 | undecidable | manual | S | 290 | 39.1275 | 50 | 0.05 | 48 |
IV.MCIV.CHZ. | 2022-08-31T08:08:58.09 | 0.6 | undecidable | manual | S | 171 | 35.2425 | 50 | -0.04 | 48 |
IV.SACS.HHZ. | 2022-08-31T08:08:58.74 | 0.6 | undecidable | manual | S | 138 | 36.2415 | 50 | 0.35 | 45 |
IV.CAFI.HHZ. | 2022-08-31T08:08:58.52 | 0.6 | undecidable | manual | S | 47 | 38.8278 | 50 | -0.58 | 42 |
IV.ARCI.HHZ. | 2022-08-31T08:08:56.08 | 0.6 | undecidable | manual | S | 203 | 28.9488 | 50 | -0.37 | 46 |
IV.MGAB.HHZ. | 2022-08-31T08:08:55.04 | 0.3 | undecidable | manual | P | 116 | 45.2214 | 50 | 0.39 | 66 |
TV.SF11.HHN. | 2022-08-31T08:08:54.85 | 0.6 | undecidable | manual | S | 168 | 25.4523 | 50 | -0.66 | 42 |
IV.FROS.CHE. | 2022-08-31T08:08:54.02 | 0.3 | undecidable | manual | P | 290 | 39.1275 | 50 | 0.3 | 68 |
IV.CAFI.HHZ. | 2022-08-31T08:08:53.48 | 0.3 | undecidable | manual | P | 47 | 38.8278 | 50 | -0.19 | 70 |
IV.MCIV.CHZ. | 2022-08-31T08:08:53.20 | 0.3 | undecidable | manual | P | 171 | 35.2425 | 50 | 0.09 | 72 |
IV.SACS.HHZ. | 2022-08-31T08:08:53.50 | 0.3 | undecidable | manual | P | 138 | 36.2415 | 50 | 0.23 | 69 |
IV.ARCI.HHZ. | 2022-08-31T08:08:52.21 | 0.3 | undecidable | manual | P | 203 | 28.9488 | 50 | 0.07 | 73 |
IV.MALA0.EHZ. | 2022-08-31T08:08:52.37 | 0.6 | undecidable | manual | S | 230 | 14.7741 | 127 | -0.29 | 48 |
TV.SF11.HHN. | 2022-08-31T08:08:51.88 | 0.3 | undecidable | manual | P | 168 | 25.4523 | 50 | 0.28 | 70 |
IV.MALA0.EHZ. | 2022-08-31T08:08:49.91 | 0.1 | undecidable | manual | P | 230 | 14.7741 | 127 | -0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARCI.HHE. | ML:1.0 | 0.00005500000000000001 | 0.88 | AML | other | m | 2022-08-31T08:08:56.17 |
IV.ARCI.HHN. | ML:1.0 | 0.00005155 | 0.62 | AML | other | m | 2022-08-31T08:08:56.88 |
IV.SACS.HHE. | ML:0.8 | 0.0000226 | 0.96 | AML | other | m | 2022-08-31T08:09:00.30 |
IV.SACS.HHN. | ML:0.8 | 0.00002595 | 0.2 | AML | other | m | 2022-08-31T08:09:01.04 |
IV.MGAB.HHN. | ML:1.3 | 0.000054449999999999995 | 0.14 | AML | other | m | 2022-08-31T08:09:03.26 |
IV.MGAB.HHE. | ML:1.0 | 0.00003225 | 1.56 | AML | other | m | 2022-08-31T08:09:07.82 |