A magnitude ML 1.1 earthquake occured in region: 3 km S Bolognola (MC), on
and geographic coordinates (lat, lon) 42.9660, 13.2190 at 18 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 |
---|---|---|---|---|
Bolognola | MC | 3 | 142 | 142 |
Ussita | MC | 7 | 444 | 586 |
Acquacanina | MC | 8 | 121 | 707 |
Fiastra | MC | 9 | 559 | 1266 |
Castelsantangelo sul Nera | MC | 10 | 281 | 1547 |
Sarnano | MC | 10 | 3264 | 4811 |
Montefortino | FM | 10 | 1178 | 5989 |
Amandola | FM | 11 | 3629 | 9618 |
Visso | MC | 11 | 1107 | 10725 |
Montemonaco | AP | 12 | 604 | 11329 |
Fiordimonte | MC | 13 | 202 | 11531 |
Gualdo | MC | 15 | 815 | 12346 |
Pievebovigliana | MC | 15 | 866 | 13212 |
Comunanza | AP | 16 | 3166 | 16378 |
Pieve Torina | MC | 16 | 1458 | 17836 |
Cessapalombo | MC | 16 | 512 | 18348 |
Montegallo | AP | 17 | 523 | 18871 |
Preci | PG | 18 | 724 | 19595 |
San Ginesio | MC | 18 | 3498 | 23093 |
Monte Cavallo | MC | 18 | 145 | 23238 |
Camporotondo di Fiastrone | MC | 19 | 563 | 23801 |
Smerillo | FM | 19 | 365 | 24166 |
Muccia | MC | 19 | 915 | 25081 |
Caldarola | MC | 19 | 1823 | 26904 |
Monte San Martino | MC | 19 | 765 | 27669 |
Penna San Giovanni | MC | 20 | 1108 | 28777 |
Montefalcone Appennino | FM | 20 | 424 | 29201 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2021-12-06 07:36:57 |
42.9663 | 13.2192 | 18 | 2022-03-30 13:04:32 |
Bollettino Sismico Italiano INGV | 100269371 |
Reviewed Rev100 |
ML 1.2 | 2021-12-06 07:36:55 |
42.9592 | 13.4198 | 10 | 2021-12-06 07:44:19 |
Sala Sismica INGV-Roma | 98205121 |
Field | Value |
---|---|
Time (UTC) | 2021-12-06 07:36:57 ± 0.09 |
Latitude | 42.9663 ± 0.0027 |
Longitude | 13.2192 ± 0.0049 |
Depth (km) | 18 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 100269371 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 400 |
Semi-minor axis of confidence ellipse (meter) | 86 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 118 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 161 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.07 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.15378 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 98205121 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-06 07:44:19 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 100269371 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-01-28 12:39:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ZEN8.EHZ. | 2021-12-06T07:38:42.31 | 3.0 | undecidable | manual | Sg | 18.25 | 0 | |||
IV.GALF.HHZ. | 2021-12-06T07:38:19.35 | 3.0 | positive | manual | Pg | 13.98 | 0 | |||
IV.PCN.EHZ. | 2021-12-06T07:37:59.25 | 3.0 | positive | manual | Pg | 14.91 | 0 | |||
IV.MSSA.HHZ. | 2021-12-06T07:37:52.03 | 3.0 | undecidable | manual | Pg | 11.18 | 0 | |||
OT.OT13.EHZ. | 2021-12-06T07:37:50.09 | 3.0 | undecidable | manual | Sn | -0.1 | 0 | |||
IV.ORZI.HHZ. | 2021-12-06T07:37:47.90 | 3.0 | negative | manual | Pn | 1.77 | 0 | |||
IV.IMOL.HNZ. | 2021-12-06T07:37:46.18 | 3.0 | undecidable | manual | Sn | -2.66 | 0 | |||
IV.VOBA.EHZ. | 2021-12-06T07:37:45.85 | 3.0 | undecidable | manual | Pn | 1.07 | 0 | |||
IV.RUFI.EHZ. | 2021-12-06T07:37:41.60 | 3.0 | undecidable | manual | Sn | -1.83 | 0 | |||
IV.ATPI.EHZ. | 2021-12-06T07:37:26.17 | 3.0 | undecidable | manual | Sg | 0.85 | 0 | |||
IV.GUMA.HNN. | 2021-12-06T07:37:04.52 | 0.6 | undecidable | manual | S | 41 | 14.2746 | 135 | 0.09 | 50 |
IV.CSP1.EHZ. | 2021-12-06T07:37:04.27 | 0.6 | undecidable | manual | S | 355 | 13.9749 | 136 | -0.11 | 49 |
IV.FDMO.HHZ. | 2021-12-06T07:37:04.28 | 0.6 | undecidable | manual | S | 306 | 13.1757 | 137 | 0.04 | 50 |
IV.NRCA.HHZ. | 2021-12-06T07:37:04.85 | 0.6 | undecidable | manual | S | 210 | 17.0718 | 129 | -0.13 | 49 |
IV.MC2.EHZ. | 2021-12-06T07:37:03.28 | 0.6 | undecidable | manual | S | 202 | 6.5934 | 157 | 0.01 | 51 |
IV.GUMA.HNN. | 2021-12-06T07:37:01.35 | 0.1 | undecidable | manual | P | 41 | 14.2746 | 135 | -0.02 | 100 |
IV.CSP1.EHZ. | 2021-12-06T07:37:01.31 | 0.1 | undecidable | manual | P | 355 | 13.9749 | 136 | -0.03 | 100 |
IV.FDMO.HHZ. | 2021-12-06T07:37:01.30 | 0.1 | undecidable | manual | P | 306 | 13.1757 | 137 | 0.04 | 99 |
IV.NRCA.HHZ. | 2021-12-06T07:37:01.66 | 0.1 | undecidable | manual | P | 210 | 17.0718 | 129 | -0.03 | 100 |
IV.MC2.EHZ. | 2021-12-06T07:37:00.77 | 0.3 | undecidable | manual | P | 202 | 6.5934 | 157 | 0.07 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.1 | 0.00009209999999999999 | 0.7 | AML | other | m | 2021-12-06T07:37:05.02 |
IV.NRCA.HHE. | ML:1.0 | 0.00006405 | 0.96 | AML | other | m | 2021-12-06T07:37:05.00 |