A magnitude ML 0.9 earthquake occured in region: 7 km NW Sellano (PG), on
and geographic coordinates (lat, lon) 42.9450, 12.8770 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 |
---|---|---|---|---|
Sellano | PG | 7 | 1079 | 1079 |
Monte Cavallo | MC | 12 | 145 | 1224 |
Trevi | PG | 13 | 8469 | 9693 |
Foligno | PG | 14 | 57155 | 66848 |
Cerreto di Spoleto | PG | 14 | 1075 | 67923 |
Preci | PG | 15 | 724 | 68647 |
Serravalle di Chienti | MC | 16 | 1070 | 69717 |
Campello sul Clitunno | PG | 16 | 2442 | 72159 |
Valtopina | PG | 16 | 1398 | 73557 |
Visso | MC | 17 | 1107 | 74664 |
Spello | PG | 18 | 8645 | 83309 |
Pieve Torina | MC | 18 | 1458 | 84767 |
Montefalco | PG | 19 | 5679 | 90446 |
Vallo di Nera | PG | 20 | 364 | 90810 |
Nocera Umbra | PG | 20 | 5839 | 96649 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-04-09 00:21:03 |
42.9452 | 12.8767 | 10 | 2021-04-09 00:46:09 |
Sala Sismica INGV-Roma | 88925451 |
Field | Value |
---|---|
Time (UTC) | 2021-04-09 00:21:03 ± 0.04 |
Latitude | 42.9452 ± 0.0027 |
Longitude | 12.8767 ± 0.0037 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 88925451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 319 |
Semi-minor axis of confidence ellipse (meter) | 239 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 31 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 63 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 20 |
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) | 0.33275 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 88925451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-09 00:46:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMO1.EHZ. | 2021-04-09T00:21:16.31 | 0.3 | undecidable | manual | S | 98 | 36.9297 | 50 | 0.01 | 73 |
IV.ATCC.EHZ. | 2021-04-09T00:21:15.20 | 0.3 | undecidable | manual | S | 324 | 32.8449 | 50 | 0 | 73 |
IV.MOMA.HNZ. | 2021-04-09T00:21:14.26 | 0.6 | undecidable | manual | S | 238 | 29.4483 | 50 | -0.05 | 49 |
IV.GAVE.EHZ. | 2021-04-09T00:21:13.96 | 0.3 | undecidable | manual | S | 177 | 28.1496 | 50 | 0.01 | 74 |
IV.NRCA.HHZ. | 2021-04-09T00:21:12.22 | 0.3 | undecidable | manual | S | 123 | 22.9548 | 114 | -0.21 | 71 |
IV.FDMO.HHZ. | 2021-04-09T00:21:11.18 | 0.3 | undecidable | manual | S | 59 | 19.869 | 117 | -0.29 | 71 |
IV.MML1.EHZ. | 2021-04-09T00:21:11.48 | 0.3 | undecidable | manual | S | 22 | 20.1687 | 116 | -0.09 | 74 |
IV.ASSB.HHZ. | 2021-04-09T00:21:11.49 | 0.3 | undecidable | manual | S | 301 | 20.7681 | 116 | -0.25 | 71 |
IV.MMO1.EHZ. | 2021-04-09T00:21:11.12 | 0.3 | undecidable | manual | P | 98 | 36.9297 | 50 | 0.12 | 71 |
IV.MOMA.HNZ. | 2021-04-09T00:21:10.04 | 0.3 | undecidable | manual | P | 238 | 29.4483 | 50 | 0.19 | 71 |
IV.ATCC.EHZ. | 2021-04-09T00:21:10.26 | 0.1 | undecidable | manual | P | 324 | 32.8449 | 50 | -0.1 | 96 |
IV.GAVE.EHZ. | 2021-04-09T00:21:09.59 | 0.3 | undecidable | manual | P | 177 | 28.1496 | 50 | -0.05 | 73 |
IV.FDMO.HHZ. | 2021-04-09T00:21:08.21 | 0.1 | undecidable | manual | P | 59 | 19.869 | 117 | 0 | 100 |
IT.MTCL.HGZ. | 2021-04-09T00:21:08.99 | 0.3 | undecidable | manual | S | 61 | 11.2776 | 131 | 0 | 76 |
IV.MML1.EHZ. | 2021-04-09T00:21:08.29 | 0.1 | undecidable | manual | P | 22 | 20.1687 | 116 | 0.02 | 100 |
IV.ASSB.HHZ. | 2021-04-09T00:21:08.31 | 0.1 | undecidable | manual | P | 301 | 20.7681 | 116 | -0.05 | 99 |
IV.CESI.HHZ. | 2021-04-09T00:21:08.12 | 0.3 | undecidable | manual | S | 19 | 6.993 | 145 | 0.13 | 75 |
IV.NRCA.HHZ. | 2021-04-09T00:21:08.69 | 0.1 | undecidable | manual | P | 123 | 22.9548 | 114 | -0.07 | 98 |
IT.MTCL.HGZ. | 2021-04-09T00:21:07.07 | 0.3 | undecidable | manual | P | 61 | 11.2776 | 131 | 0.29 | 72 |
IV.CESI.HHZ. | 2021-04-09T00:21:06.52 | 0.1 | undecidable | manual | P | 19 | 6.993 | 145 | 0.32 | 96 |
IV.FEMA.HNZ. | 2021-04-09T00:21:05.51 | 3.0 | undecidable | manual | P | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:1.1 | 0.0001895 | 0.06 | AML | other | m | 2021-04-09T00:21:08.26 |
IV.CESI.HHN. | ML:1.2 | 0.00023549999999999998 | 0.12 | AML | other | m | 2021-04-09T00:21:08.32 |
IV.FDMO.HHE. | ML:0.5 | 0.000024299999999999998 | 1.28 | AML | other | m | 2021-04-09T00:21:11.29 |
IV.ASSB.HHE. | ML:0.9 | 0.000059499999999999996 | 0.08 | AML | other | m | 2021-04-09T00:21:11.75 |
IV.ASSB.HHN. | ML:0.7 | 0.00003575 | 0.64 | AML | other | m | 2021-04-09T00:21:11.87 |
IV.FDMO.HHN. | ML:0.4 | 0.00002029 | 1.36 | AML | other | m | 2021-04-09T00:21:12.21 |
IV.NRCA.HHN. | ML:1.0 | 0.00005945 | 0.12 | AML | other | m | 2021-04-09T00:21:12.37 |
IV.NRCA.HHE. | ML:0.9 | 0.0000491 | 0.96 | AML | other | m | 2021-04-09T00:21:12.88 |