A magnitude ML 0.7 earthquake occured in region: 3 km NE Sansepolcro (AR), on
and geographic coordinates (lat, lon) 43.5920, 12.1720 at 9 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 |
---|---|---|---|---|
Sansepolcro | AR | 3 | 15884 | 15884 |
San Giustino | PG | 5 | 11297 | 27181 |
Anghiari | AR | 11 | 5638 | 32819 |
Citerna | PG | 11 | 3531 | 36350 |
Borgo Pace | PU | 12 | 606 | 36956 |
Monterchi | AR | 13 | 1757 | 38713 |
Badia Tedalda | AR | 13 | 1087 | 39800 |
Pieve Santo Stefano | AR | 14 | 3183 | 42983 |
Mercatello sul Metauro | PU | 15 | 1378 | 44361 |
CittĂ di Castello | PG | 16 | 39913 | 84274 |
Caprese Michelangelo | AR | 16 | 1426 | 85700 |
Sestino | AR | 17 | 1355 | 87055 |
Monte Santa Maria Tiberina | PG | 17 | 1183 | 88238 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2021-12-22 02:39:56 |
43.592 | 12.172 | 9 | 2021-12-22 02:44:42 |
Sala Sismica INGV-Roma | 98803651 |
Field | Value |
---|---|
Time (UTC) | 2021-12-22 02:39:56 ± 0.12 |
Latitude | 43.5920 ± 0.0045 |
Longitude | 12.1720 ± 0.0037 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 98803651 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 496 |
Semi-minor axis of confidence ellipse (meter) | 93 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 184 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 120 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.03417 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29588 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 98803651 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-22 02:44:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2021-12-22T02:40:03.01 | 0.6 | undecidable | manual | S | 280 | 17.9709 | 116 | -0.06 | 49 |
IV.APEC.HHZ. | 2021-12-22T02:40:03.97 | 0.6 | undecidable | manual | S | 100 | 20.2686 | 113 | 0.17 | 48 |
IV.NARO.HHZ. | 2021-12-22T02:40:02.34 | 1.0 | negative | manual | P | 86 | 32.8449 | 50 | -0.61 | 21 |
IV.APEC.HHZ. | 2021-12-22T02:40:00.64 | 0.1 | undecidable | manual | P | 100 | 20.2686 | 113 | 0.07 | 97 |
IV.BADI.EHZ. | 2021-12-22T02:40:00.78 | 0.6 | undecidable | manual | S | 148 | 10.7781 | 129 | -0.19 | 48 |
IV.CRE.HHZ. | 2021-12-22T02:40:00.20 | 0.1 | undecidable | manual | P | 280 | 17.9709 | 116 | 0.05 | 98 |
IV.PARC.HHZ. | 2021-12-22T02:40:00.18 | 0.1 | undecidable | manual | S | 40 | 8.2806 | 136 | -0.13 | 98 |
IV.SSP9.EHZ. | 2021-12-22T02:39:59.34 | 0.6 | undecidable | manual | S | 238 | 3.7962 | 156 | -0.1 | 50 |
IV.SSP9.EHZ. | 2021-12-22T02:39:58.13 | 0.1 | undecidable | manual | P | 238 | 3.7962 | 156 | 0.08 | 100 |
IV.PARC.HHZ. | 2021-12-22T02:39:58.68 | 0.1 | undecidable | manual | P | 40 | 8.2806 | 136 | 0.13 | 98 |
IV.BADI.EHZ. | 2021-12-22T02:39:58.97 | 0.3 | undecidable | manual | P | 148 | 10.7781 | 129 | 0.04 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.PARC.HHN. | ML:0.9 | 0.00013414999999999998 | 0.14 | AML | other | m | 2021-12-22T02:40:00.25 |
IV.PARC.HHE. | ML:0.8 | 0.00010415 | 0.9 | AML | other | m | 2021-12-22T02:40:00.26 |
IV.BADI.EHE. | ML:0.5 | 0.00003905 | 1.36 | AML | other | m | 2021-12-22T02:40:00.98 |
IV.BADI.EHN. | ML:0.6 | 0.0000518 | 0.78 | AML | other | m | 2021-12-22T02:40:01.00 |
IV.APEC.HHE. | ML:0.6 | 0.00002935 | 0.58 | AML | other | m | 2021-12-22T02:40:05.43 |
IV.APEC.HHN. | ML:0.6 | 0.000027700000000000002 | 1.22 | AML | other | m | 2021-12-22T02:40:06.62 |