A magnitude ML 1.1 earthquake occured in region: 7 km SW Monte Cavallo (MC), on
and geographic coordinates (lat, lon) 42.9550, 12.9390 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 |
---|---|---|---|---|
Monte Cavallo | MC | 7 | 145 | 145 |
Sellano | PG | 7 | 1079 | 1224 |
Preci | PG | 12 | 724 | 1948 |
Visso | MC | 13 | 1107 | 3055 |
Serravalle di Chienti | MC | 13 | 1070 | 4125 |
Pieve Torina | MC | 14 | 1458 | 5583 |
Cerreto di Spoleto | PG | 15 | 1075 | 6658 |
Fiordimonte | MC | 15 | 202 | 6860 |
Ussita | MC | 16 | 444 | 7304 |
Muccia | MC | 17 | 915 | 8219 |
Pievebovigliana | MC | 17 | 866 | 9085 |
Trevi | PG | 18 | 8469 | 17554 |
Castelsantangelo sul Nera | MC | 19 | 281 | 17835 |
Valtopina | PG | 19 | 1398 | 19233 |
Foligno | PG | 19 | 57155 | 76388 |
Campello sul Clitunno | PG | 20 | 2442 | 78830 |
Fiastra | MC | 20 | 559 | 79389 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-04-07 22:44:34 |
42.9548 | 12.939 | 11 | 2021-04-07 23:52:57 |
Sala Sismica INGV-Roma | 88901011 |
Field | Value |
---|---|
Time (UTC) | 2021-04-07 22:44:34 ± 0.05 |
Latitude | 42.9548 ± 0.0027 |
Longitude | 12.9390 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88901011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 334 |
Semi-minor axis of confidence ellipse (meter) | 245 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 60 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 106 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 26 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.49463 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 88901011 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-07 23:52:57 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MTCE.HHZ. | 2021-04-07T22:45:07.30 | 3.0 | undecidable | manual | S | -0.1 | 0 | |||
IV.CRTC.HHZ. | 2021-04-07T22:45:01.18 | 3.0 | undecidable | manual | S | -2.22 | 0 | |||
IV.SSFR.HHZ. | 2021-04-07T22:44:52.37 | 0.6 | undecidable | manual | S | 347 | 54.9006 | 50 | 0.31 | 44 |
IV.EL6.EHZ. | 2021-04-07T22:44:49.15 | 0.6 | undecidable | manual | S | 18 | 43.623 | 50 | 0.11 | 47 |
IV.ATCC.EHZ. | 2021-04-07T22:44:46.94 | 0.6 | undecidable | manual | S | 317 | 35.2425 | 50 | 0.14 | 47 |
IV.GAVE.EHZ. | 2021-04-07T22:44:45.31 | 0.6 | undecidable | manual | S | 187 | 29.3484 | 50 | 0.07 | 49 |
IV.SSFR.HHZ. | 2021-04-07T22:44:44.83 | 1.0 | negative | manual | P | 347 | 54.9006 | 50 | 0.06 | 23 |
IV.CSP1.EHZ. | 2021-04-07T22:44:44.40 | 0.6 | undecidable | manual | S | 55 | 26.3514 | 50 | -0.04 | 49 |
IV.ASSB.HHZ. | 2021-04-07T22:44:43.60 | 0.6 | undecidable | manual | S | 293 | 24.753 | 50 | -0.4 | 46 |
IV.EL6.EHZ. | 2021-04-07T22:44:43.00 | 0.6 | positive | manual | P | 18 | 43.623 | 50 | -0.03 | 48 |
IV.MC2.EHZ. | 2021-04-07T22:44:42.71 | 0.3 | undecidable | manual | S | 103 | 20.868 | 117 | -0.22 | 72 |
IV.NRCA.HHZ. | 2021-04-07T22:44:42.42 | 0.6 | undecidable | manual | S | 133 | 19.5693 | 118 | -0.12 | 49 |
IV.ATCC.EHZ. | 2021-04-07T22:44:41.67 | 0.6 | positive | manual | P | 317 | 35.2425 | 50 | -0.07 | 48 |
IV.FDMO.HHZ. | 2021-04-07T22:44:41.04 | 0.6 | undecidable | manual | S | 53 | 15.0738 | 125 | -0.16 | 49 |
IV.MML1.HNE. | 2021-04-07T22:44:41.73 | 0.6 | undecidable | manual | S | 9 | 17.7711 | 121 | -0.27 | 48 |
IV.GAVE.EHZ. | 2021-04-07T22:44:40.99 | 1.0 | negative | manual | P | 187 | 29.3484 | 50 | 0.16 | 24 |
IV.CSP1.EHZ. | 2021-04-07T22:44:40.37 | 0.3 | undecidable | manual | P | 55 | 26.3514 | 50 | -0.01 | 74 |
IV.MML1.HNE. | 2021-04-07T22:44:39.01 | 0.1 | undecidable | manual | P | 9 | 17.7711 | 121 | 0.05 | 100 |
IV.FEMA.HNN. | 2021-04-07T22:44:39.68 | 0.6 | undecidable | manual | S | 85 | 8.9799 | 139 | 0.05 | 51 |
IV.NRCA.HHZ. | 2021-04-07T22:44:39.31 | 0.1 | positive | manual | P | 133 | 19.5693 | 118 | 0.04 | 100 |
IV.CESI.HHZ. | 2021-04-07T22:44:39.01 | 0.6 | undecidable | manual | S | 333 | 6.1938 | 149 | -0.05 | 51 |
IV.ASSB.HHZ. | 2021-04-07T22:44:39.94 | 0.1 | undecidable | manual | P | 293 | 24.753 | 50 | -0.19 | 96 |
IV.MC2.EHZ. | 2021-04-07T22:44:39.39 | 0.6 | undecidable | manual | P | 103 | 20.868 | 117 | -0.11 | 49 |
IV.FDMO.HHZ. | 2021-04-07T22:44:38.56 | 0.1 | negative | manual | P | 53 | 15.0738 | 125 | 0.06 | 100 |
IT.MTCL.HGN. | 2021-04-07T22:44:38.88 | 0.6 | undecidable | manual | S | 49 | 6.5934 | 148 | -0.24 | 49 |
IV.FEMA.HNN. | 2021-04-07T22:44:37.90 | 0.1 | undecidable | manual | P | 85 | 8.9799 | 139 | 0.3 | 96 |
IV.CESI.HHZ. | 2021-04-07T22:44:37.44 | 0.1 | undecidable | manual | P | 333 | 6.1938 | 149 | 0.17 | 99 |
IT.MTCL.HGN. | 2021-04-07T22:44:37.43 | 0.1 | undecidable | manual | P | 49 | 6.5934 | 148 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:1.1 | 0.000183 | 0.6 | AML | other | m | 2021-04-07T22:44:39.38 |
IV.CESI.HHN. | ML:1.3 | 0.0003195 | 0.18 | AML | other | m | 2021-04-07T22:44:39.19 |
IV.FDMO.HHN. | ML:1.0 | 0.0000846 | 0.14 | AML | other | m | 2021-04-07T22:44:41.24 |
IV.FDMO.HHE. | ML:1.0 | 0.00009900000000000001 | 0.22 | AML | other | m | 2021-04-07T22:44:41.28 |
IV.NRCA.HHN. | ML:1.2 | 0.0001135 | 1.3 | AML | other | m | 2021-04-07T22:44:43.66 |
IV.NRCA.HHE. | ML:1.1 | 0.0001003 | 1.28 | AML | other | m | 2021-04-07T22:44:43.65 |
IV.ASSB.HHN. | ML:0.9 | 0.0000475 | 0.2 | AML | other | m | 2021-04-07T22:44:43.84 |
IV.ASSB.HHE. | ML:1.0 | 0.0000531 | 0.24 | AML | other | m | 2021-04-07T22:44:43.90 |