A magnitude ML 1.2 earthquake occured in region: 1 km E Pieve Santo Stefano (AR), on
and geographic coordinates (lat, lon) 43.6650, 12.0550 at 10 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 |
---|---|---|---|---|
Pieve Santo Stefano | AR | 1 | 3183 | 3183 |
Caprese Michelangelo | AR | 6 | 1426 | 4609 |
Chiusi della Verna | AR | 10 | 2023 | 6632 |
Badia Tedalda | AR | 12 | 1087 | 7719 |
Sansepolcro | AR | 13 | 15884 | 23603 |
Anghiari | AR | 14 | 5638 | 29241 |
Chitignano | AR | 14 | 899 | 30140 |
Verghereto | FC | 15 | 1907 | 32047 |
San Giustino | PG | 16 | 11297 | 43344 |
Casteldelci | RN | 16 | 407 | 43751 |
Castel Focognano | AR | 18 | 3149 | 46900 |
Subbiano | AR | 18 | 6331 | 53231 |
Citerna | PG | 19 | 3531 | 56762 |
Capolona | AR | 19 | 5438 | 62200 |
Borgo Pace | PU | 19 | 606 | 62806 |
Bibbiena | AR | 19 | 12241 | 75047 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-10-28 00:23:16 |
43.6648 | 12.0553 | 10 | 2021-10-28 00:45:39 |
Sala Sismica INGV-Roma | 97030551 |
Field | Value |
---|---|
Time (UTC) | 2021-10-28 00:23:16 ± 0.06 |
Latitude | 43.6648 ± 0.0036 |
Longitude | 12.0553 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97030551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 367 |
Semi-minor axis of confidence ellipse (meter) | 109 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 24 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 129 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36512 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 97030551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-28 00:45:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CAFI.HHZ. | 2021-10-28T00:23:29.48 | 0.6 | undecidable | manual | S | 191 | 37.9287 | 50 | -0.12 | 48 |
IV.FRON.EHZ. | 2021-10-28T00:23:27.03 | 3.0 | undecidable | manual | P | -0.2 | 0 | |||
IV.RUFI.EHZ. | 2021-10-28T00:23:26.39 | 3.0 | negative | manual | P | 0.54 | 0 | |||
IV.BADI.EHZ. | 2021-10-28T00:23:25.24 | 0.6 | undecidable | manual | S | 139 | 22.9548 | 113 | -0.13 | 49 |
IV.ATMI.HHZ. | 2021-10-28T00:23:24.65 | 0.6 | undecidable | manual | P | 155 | 40.5261 | 50 | 0.1 | 47 |
IV.CAFI.HHZ. | 2021-10-28T00:23:24.22 | 1.0 | undecidable | manual | P | 191 | 37.9287 | 50 | 0.07 | 24 |
IV.PIEI.HHZ. | 2021-10-28T00:23:24.61 | 3.0 | negative | manual | P | -0.08 | 0 | |||
IV.PE3.EHZ. | 2021-10-28T00:23:24.16 | 3.0 | negative | manual | P | 0.41 | 0 | |||
IV.NARO.HHZ. | 2021-10-28T00:23:24.75 | 3.0 | undecidable | manual | P | -0.18 | 0 | |||
IV.APEC.HHZ. | 2021-10-28T00:23:23.35 | 3.0 | negative | manual | P | 0.26 | 0 | |||
IV.SFI.EHZ. | 2021-10-28T00:23:23.14 | 1.0 | negative | manual | P | 328 | 31.4463 | 50 | -0.01 | 25 |
IV.ATPI.EHZ. | 2021-10-28T00:23:23.87 | 3.0 | positive | manual | P | -0.07 | 0 | |||
IV.ASQU.HHZ. | 2021-10-28T00:23:22.14 | 0.3 | negative | manual | P | 305 | 25.8519 | 111 | -0.11 | 73 |
IV.PARC.HHZ. | 2021-10-28T00:23:22.75 | 0.6 | undecidable | manual | S | 97 | 14.7741 | 123 | -0.12 | 49 |
IV.SSP9.EHZ. | 2021-10-28T00:23:22.02 | 0.6 | undecidable | manual | S | 149 | 11.7771 | 130 | -0.01 | 51 |
IV.CRE.HHZ. | 2021-10-28T00:23:21.39 | 0.6 | undecidable | manual | S | 238 | 9.7791 | 135 | -0.11 | 50 |
IV.BADI.EHZ. | 2021-10-28T00:23:21.66 | 0.3 | undecidable | manual | P | 139 | 22.9548 | 113 | -0.05 | 74 |
IV.PARC.HHZ. | 2021-10-28T00:23:20.34 | 0.3 | positive | manual | P | 97 | 14.7741 | 123 | 0.07 | 75 |
IV.CRE.HHZ. | 2021-10-28T00:23:19.59 | 0.1 | positive | manual | P | 238 | 9.7791 | 135 | 0.11 | 100 |
IV.SSP9.EHZ. | 2021-10-28T00:23:19.97 | 0.3 | negative | manual | P | 149 | 11.7771 | 130 | 0.19 | 74 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CRE.HHE. | ML:1.4 | 0.00032199999999999997 | 0.22 | AML | other | m | 2021-10-28T00:23:21.55 |
IV.CRE.HHN. | ML:1.5 | 0.00040149999999999995 | 1.3 | AML | other | m | 2021-10-28T00:23:21.03 |
IV.SSP9.EHN. | ML:1.4 | 0.000316 | 0.68 | AML | other | m | 2021-10-28T00:23:22.86 |
IV.SSP9.EHE. | ML:1.3 | 0.000216 | 1.68 | AML | other | m | 2021-10-28T00:23:23.03 |
IV.PARC.HHN. | ML:1.7 | 0.000531 | 1.78 | AML | other | m | 2021-10-28T00:23:23.03 |
IV.PARC.HHE. | ML:1.2 | 0.00016999999999999999 | 0.36 | AML | other | m | 2021-10-28T00:23:23.20 |
IV.BADI.EHE. | ML:1.1 | 0.00007465 | 0.42 | AML | other | m | 2021-10-28T00:23:26.60 |
IV.BADI.EHN. | ML:1.0 | 0.00006765 | 0.68 | AML | other | m | 2021-10-28T00:23:27.22 |
IV.APEC.HHN. | ML:1.3 | 0.0000886 | 0.2 | AML | other | m | 2021-10-28T00:23:29.40 |
IV.ASQU.HHE. | ML:0.8 | 0.00003805 | 0.46 | AML | other | m | 2021-10-28T00:23:29.74 |
IV.ATPI.EHN. | ML:1.2 | 0.000056550000000000006 | 0.52 | AML | other | m | 2021-10-28T00:23:30.27 |
IV.ATPI.EHE. | ML:1.1 | 0.0000425 | 0.46 | AML | other | m | 2021-10-28T00:23:30.59 |
IV.ASQU.HHN. | ML:0.9 | 0.00005025 | 0.46 | AML | other | m | 2021-10-28T00:23:30.36 |
IV.NARO.HHE. | ML:1.1 | 0.0000406 | 0.72 | AML | other | m | 2021-10-28T00:23:31.43 |
IV.ATMI.HHE. | ML:1.4 | 0.00007845 | 0.24 | AML | other | m | 2021-10-28T00:23:31.63 |
IV.NARO.HHN. | ML:1.2 | 0.000055 | 1.84 | AML | other | m | 2021-10-28T00:23:32.02 |
IV.APEC.HHE. | ML:1.3 | 0.00008535 | 0.74 | AML | other | m | 2021-10-28T00:23:32.42 |
IV.ATMI.HHN. | ML:1.2 | 0.000059999999999999995 | 0.76 | AML | other | m | 2021-10-28T00:23:32.36 |