A magnitude Md 1.2 earthquake occured in region: 1 km SW Sefro (MC), on
and geographic coordinates (lat, lon) 43.1390, 12.9430 at 15 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 |
---|---|---|---|---|
Sefro | MC | 1 | 422 | 422 |
Fiuminata | MC | 6 | 1402 | 1824 |
Pioraco | MC | 6 | 1134 | 2958 |
Serravalle di Chienti | MC | 7 | 1070 | 4028 |
Camerino | MC | 10 | 6974 | 11002 |
Muccia | MC | 10 | 915 | 11917 |
Castelraimondo | MC | 12 | 4587 | 16504 |
Esanatoglia | MC | 13 | 2034 | 18538 |
Nocera Umbra | PG | 13 | 5839 | 24377 |
Pieve Torina | MC | 14 | 1458 | 25835 |
Matelica | MC | 14 | 9981 | 35816 |
Pievebovigliana | MC | 14 | 866 | 36682 |
Gagliole | MC | 15 | 620 | 37302 |
Fiordimonte | MC | 16 | 202 | 37504 |
Gualdo Tadino | PG | 16 | 15208 | 52712 |
Monte Cavallo | MC | 17 | 145 | 52857 |
Valtopina | PG | 18 | 1398 | 54255 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
Md 1.2 | 2021-12-18 12:42:52 |
43.1392 | 12.9433 | 15 | 2022-03-30 13:04:23 |
Bollettino Sismico Italiano INGV | 98821861 |
Reviewed Rev100 |
ML 0.6 | 2021-12-18 12:42:52 |
43.1435 | 12.9398 | 14 | 2021-12-18 12:55:20 |
Sala Sismica INGV-Roma | 98675711 |
Field | Value |
---|---|
Time (UTC) | 2021-12-18 12:42:52 ± 0.08 |
Latitude | 43.1392 ± 0.0027 |
Longitude | 12.9433 ± 0.0037 |
Depth (km) | 15 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 98821861 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 347 |
Semi-minor axis of confidence ellipse (meter) | 105 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 40 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 75 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 18 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33005 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 98675711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-18 12:55:20 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.7 |
Num. used stations | 4 |
Type of magnitude | Md |
Reference to an origin | 98821861 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-22 14:23:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.TRAV.HHZ. | 2021-12-18T12:45:10.82 | 3.0 | undecidable | manual | Sg | 17.940001 | 0 | |||
IV.TREG.EHZ. | 2021-12-18T12:44:19.72 | 3.0 | undecidable | manual | Sg | 8.46 | 0 | |||
MN.PDG.HHZ. | 2021-12-18T12:44:15.72 | 3.0 | negative | manual | Pg | 10.34 | 0 | |||
IV.GRIS.EHZ. | 2021-12-18T12:44:05.33 | 3.0 | undecidable | manual | Pg | 9.31 | 0 | |||
SI.BOSI.HHZ. | 2021-12-18T12:43:50.74 | 3.0 | positive | manual | Pn | 2.11 | 0 | |||
IT.GLNS.HNZ. | 2021-12-18T12:43:49.30 | 3.0 | undecidable | manual | Sn | -3.95 | 0 | |||
IV.POFI.HHZ. | 2021-12-18T12:43:42.92 | 3.0 | undecidable | manual | Sg | -0.78 | 0 | |||
IV.IMOL.HNZ. | 2021-12-18T12:43:19.79 | 3.0 | positive | manual | Pg | -0.57 | 0 | |||
IV.NRCA.HHZ. | 2021-12-18T12:43:04.44 | 0.3 | undecidable | manual | S | 158 | 36.6411 | 99 | -0.07 | 96 |
IV.ASSB.HHZ. | 2021-12-18T12:43:01.65 | 0.3 | undecidable | manual | S | 245 | 25.4523 | 105 | 0.06 | 98 |
IV.EL6.EHZ. | 2021-12-18T12:43:01.46 | 0.3 | undecidable | manual | S | 31 | 24.6531 | 106 | 0.07 | 97 |
IV.CSP1.EHZ. | 2021-12-18T12:43:00.78 | 0.3 | undecidable | manual | S | 104 | 21.7671 | 109 | 0.12 | 97 |
IV.FOSV.HNE. | 2021-12-18T12:43:00.88 | 0.3 | undecidable | manual | S | 320 | 22.6551 | 108 | -0.01 | 99 |
IV.CESI.HHZ. | 2021-12-18T12:42:59.28 | 0.3 | undecidable | manual | S | 192 | 15.1737 | 122 | 0.21 | 97 |
IV.FDMO.HHZ. | 2021-12-18T12:42:59.17 | 0.3 | undecidable | manual | S | 134 | 16.2726 | 119 | -0.15 | 97 |
IV.NRCA.HHZ. | 2021-12-18T12:42:58.99 | 0.6 | undecidable | manual | P | 158 | 36.6411 | 99 | -0.33 | 61 |
IV.SNTG.HHZ. | 2021-12-18T12:42:58.33 | 0.3 | undecidable | manual | S | 359 | 12.876 | 128 | -0.23 | 97 |
IV.FOSV.HNE. | 2021-12-18T12:42:57.24 | 0.3 | undecidable | manual | P | 320 | 22.6551 | 108 | 0.02 | 99 |
IV.ASSB.HHZ. | 2021-12-18T12:42:57.42 | 0.3 | undecidable | manual | P | 245 | 25.4523 | 105 | -0.2 | 95 |
IV.EL6.EHZ. | 2021-12-18T12:42:57.60 | 0.3 | undecidable | manual | P | 31 | 24.6531 | 106 | 0.09 | 96 |
IV.MML1.EHZ. | 2021-12-18T12:42:57.05 | 0.3 | undecidable | manual | S | 141 | 3.6963 | 163 | -0.1 | 100 |
IV.CESI.HHZ. | 2021-12-18T12:42:56.40 | 0.3 | undecidable | manual | P | 192 | 15.1737 | 122 | 0.23 | 96 |
IV.FDMO.HHZ. | 2021-12-18T12:42:56.45 | 0.3 | undecidable | manual | P | 134 | 16.2726 | 119 | 0.13 | 98 |
IV.CSP1.EHZ. | 2021-12-18T12:42:56.86 | 0.3 | undecidable | manual | P | 104 | 21.7671 | 109 | -0.23 | 95 |
IV.MML1.EHZ. | 2021-12-18T12:42:55.24 | 0.3 | undecidable | manual | P | 141 | 3.6963 | 163 | 0.18 | 99 |
IV.SNTG.HHZ. | 2021-12-18T12:42:55.94 | 0.3 | undecidable | manual | P | 359 | 12.876 | 128 | 0.07 | 99 |