A magnitude ML 0.4 earthquake occured in region: 4 km SW Serra Sant'Abbondio (PU), on
and geographic coordinates (lat, lon) 43.4660, 12.7290 at 14 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 |
---|---|---|---|---|
Serra Sant'Abbondio | PU | 5 | 1027 | 1027 |
Frontone | PU | 6 | 1300 | 2327 |
Cantiano | PU | 8 | 2245 | 4572 |
Scheggia e Pascelupo | PG | 8 | 1393 | 5965 |
Sassoferrato | AN | 11 | 7285 | 13250 |
Cagli | PU | 11 | 8731 | 21981 |
Costacciaro | PG | 12 | 1216 | 23197 |
Pergola | PU | 14 | 6333 | 29530 |
Sigillo | PG | 15 | 2404 | 31934 |
Genga | AN | 17 | 1797 | 33731 |
Gubbio | PG | 17 | 32216 | 65947 |
Acqualagna | PU | 18 | 4393 | 70340 |
Arcevia | AN | 18 | 4612 | 74952 |
Fossato di Vico | PG | 19 | 2840 | 77792 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.4 | 2021-02-17 01:11:39 |
43.4658 | 12.7292 | 14 | 2021-07-12 16:54:59 |
Bollettino Sismico Italiano INGV | 87277061 |
Field | Value |
---|---|
Time (UTC) | 2021-02-17 01:11:39 ± 0.08 |
Latitude | 43.4658 ± 0.0027 |
Longitude | 12.7292 ± 0.0037 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 87277061 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 337 |
Semi-minor axis of confidence ellipse (meter) | 133 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 327 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.04856 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25181 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.4 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 87277061 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-18 14:30:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HNZ. | 2021-02-17T01:11:50.32 | 0.6 | undecidable | manual | S | 216 | 27.9498 | 100 | 0.52 | 43 |
IV.ATFO.HHZ. | 2021-02-17T01:11:47.03 | 0.3 | undecidable | manual | S | 229 | 16.7721 | 115 | 0.06 | 73 |
IV.MPAG.EHZ. | 2021-02-17T01:11:47.38 | 0.6 | undecidable | manual | S | 8 | 18.2706 | 112 | 0.05 | 48 |
IV.FOSV.EHZ. | 2021-02-17T01:11:47.34 | 0.6 | undecidable | manual | S | 172 | 19.1697 | 110 | -0.2 | 47 |
IV.ARVD.HHZ. | 2021-02-17T01:11:47.02 | 0.3 | undecidable | manual | S | 78 | 17.4714 | 113 | -0.11 | 73 |
IV.PIEI.HHZ. | 2021-02-17T01:11:47.10 | 0.6 | undecidable | manual | S | 296 | 17.4714 | 114 | -0.02 | 49 |
IV.NARO.HHZ. | 2021-02-17T01:11:47.76 | 0.6 | undecidable | manual | S | 323 | 20.0688 | 109 | -0.01 | 49 |
IV.MURB.HNZ. | 2021-02-17T01:11:45.61 | 0.1 | undecidable | manual | P | 216 | 27.9498 | 100 | 0.02 | 96 |
IV.ARVD.HHZ. | 2021-02-17T01:11:44.24 | 0.1 | undecidable | manual | P | 78 | 17.4714 | 113 | 0.2 | 94 |
IV.NARO.HHZ. | 2021-02-17T01:11:44.25 | 0.3 | undecidable | manual | P | 323 | 20.0688 | 109 | -0.16 | 71 |
IV.SSFR.HHZ. | 2021-02-17T01:11:44.79 | 0.6 | undecidable | manual | S | 127 | 5.3946 | 154 | 0.04 | 50 |
IV.MPAG.EHZ. | 2021-02-17T01:11:44.41 | 1.0 | undecidable | manual | P | 8 | 18.2706 | 112 | 0.25 | 23 |
IV.FRON.EHZ. | 2021-02-17T01:11:44.87 | 0.3 | undecidable | manual | S | 357 | 5.7942 | 152 | 0.08 | 74 |
IV.ATSC.EHZ. | 2021-02-17T01:11:44.84 | 0.6 | undecidable | manual | S | 217 | 5.7942 | 152 | 0.04 | 50 |
IV.PIEI.HHZ. | 2021-02-17T01:11:43.88 | 0.3 | undecidable | manual | P | 296 | 17.4714 | 114 | -0.16 | 72 |
IV.ATFO.HHZ. | 2021-02-17T01:11:43.94 | 0.3 | undecidable | manual | P | 229 | 16.7721 | 115 | -0.01 | 74 |
IV.FOSV.EHZ. | 2021-02-17T01:11:43.99 | 0.3 | undecidable | manual | P | 172 | 19.1697 | 110 | -0.29 | 70 |
IV.FRON.EHZ. | 2021-02-17T01:11:42.68 | 0.3 | undecidable | manual | P | 357 | 5.7942 | 152 | -0.02 | 75 |
IV.ATSC.EHZ. | 2021-02-17T01:11:42.65 | 0.1 | undecidable | manual | P | 217 | 5.7942 | 152 | -0.05 | 99 |
IV.SSFR.HHZ. | 2021-02-17T01:11:42.64 | 0.1 | undecidable | manual | P | 127 | 5.3946 | 154 | -0.03 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FOSV.EHN. | ML:0.5 | 0.000019849999999999998 | 0.62 | AML | other | m | 2021-02-17T01:11:47.48 |
IV.FOSV.EHE. | ML:0.3 | 0.000015325 | 0.52 | AML | other | m | 2021-02-17T01:11:47.49 |