A magnitude ML 0.9 earthquake occured in region: 5 km SE Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0260, 12.8020 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 |
---|---|---|---|---|
Valtopina | PG | 5 | 1398 | 1398 |
Nocera Umbra | PG | 10 | 5839 | 7237 |
Foligno | PG | 11 | 57155 | 64392 |
Spello | PG | 11 | 8645 | 73037 |
Serravalle di Chienti | MC | 13 | 1070 | 74107 |
Assisi | PG | 16 | 28299 | 102406 |
Monte Cavallo | MC | 17 | 145 | 102551 |
Trevi | PG | 17 | 8469 | 111020 |
Cannara | PG | 18 | 4305 | 115325 |
Sefro | MC | 18 | 422 | 115747 |
Sellano | PG | 18 | 1079 | 116826 |
Bevagna | PG | 19 | 5081 | 121907 |
Montefalco | PG | 19 | 5679 | 127586 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-04-19 01:08:46 |
43.0255 | 12.8017 | 10 | 2021-04-19 02:10:55 |
Sala Sismica INGV-Roma | 89239081 |
Field | Value |
---|---|
Time (UTC) | 2021-04-19 01:08:46 ± 0.03 |
Latitude | 43.0255 ± 0.0027 |
Longitude | 12.8017 ± 0.0025 |
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 | 89239081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 313 |
Semi-minor axis of confidence ellipse (meter) | 57 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 16 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 310.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 87 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.07824 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48294 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 89239081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-19 02:10:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MOMA.HHZ. | 2021-04-19T01:08:57.28 | 0.3 | undecidable | manual | S | 217 | 30.9468 | 50 | 0 | 74 |
IV.ARVD.HHZ. | 2021-04-19T01:08:56.19 | 0.1 | undecidable | manual | P | 12 | 53.6019 | 50 | 0.02 | 94 |
IV.EL6.EHZ. | 2021-04-19T01:08:54.37 | 0.1 | undecidable | manual | P | 36 | 41.5251 | 50 | 0.06 | 96 |
IV.ATCC.EHZ. | 2021-04-19T01:08:54.68 | 0.3 | undecidable | manual | S | 324 | 22.0668 | 115 | -0.14 | 73 |
IV.FDMO.HHZ. | 2021-04-19T01:08:54.98 | 0.3 | undecidable | manual | S | 87 | 23.1546 | 114 | -0.22 | 72 |
IV.MMO1.EHZ. | 2021-04-19T01:08:54.81 | 0.1 | undecidable | manual | P | 108 | 44.9217 | 50 | -0.01 | 96 |
IV.CSP1.EHZ. | 2021-04-19T01:08:53.13 | 0.1 | undecidable | manual | P | 77 | 33.5442 | 50 | 0.06 | 97 |
IV.MURB.HHZ. | 2021-04-19T01:08:53.44 | 0.1 | undecidable | manual | P | 320 | 34.6431 | 50 | 0.2 | 94 |
IV.MOMA.HHZ. | 2021-04-19T01:08:52.57 | 0.1 | undecidable | manual | P | 217 | 30.9468 | 50 | -0.11 | 97 |
IV.NRCA.HHZ. | 2021-04-19T01:08:52.90 | 0.1 | undecidable | manual | P | 130 | 33.1446 | 50 | -0.11 | 96 |
IV.FOSV.EHZ. | 2021-04-19T01:08:52.42 | 0.1 | undecidable | manual | P | 354 | 30.0477 | 50 | -0.12 | 97 |
IV.ATCC.EHZ. | 2021-04-19T01:08:51.23 | 0.1 | undecidable | manual | P | 324 | 22.0668 | 115 | -0.03 | 100 |
IV.CESI.HHZ. | 2021-04-19T01:08:51.05 | 0.3 | undecidable | manual | S | 105 | 8.6802 | 140 | -0.01 | 77 |
IV.FDMO.HHZ. | 2021-04-19T01:08:51.48 | 0.1 | undecidable | manual | P | 87 | 23.1546 | 114 | 0.01 | 100 |
IV.ASSB.HHZ. | 2021-04-19T01:08:51.72 | 0.3 | undecidable | manual | S | 279 | 11.7771 | 131 | -0.09 | 75 |
IV.CESI.HHZ. | 2021-04-19T01:08:49.35 | 0.1 | undecidable | manual | P | 105 | 8.6802 | 140 | 0.27 | 97 |
IV.ASSB.HHZ. | 2021-04-19T01:08:49.62 | 0.1 | positive | manual | P | 279 | 11.7771 | 131 | 0.1 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ASSB.HHN. | ML:1.0 | 0.0001069 | 0.16 | AML | other | m | 2021-04-19T01:08:51.93 |
IV.CESI.HHE. | ML:0.6 | 0.000052900000000000005 | 1.92 | AML | other | m | 2021-04-19T01:08:51.96 |
IV.CESI.HHN. | ML:0.6 | 0.000048049999999999996 | 0.5 | AML | other | m | 2021-04-19T01:08:52.03 |
IV.ASSB.HHE. | ML:1.0 | 0.00010139999999999998 | 1.04 | AML | other | m | 2021-04-19T01:08:52.98 |
IV.ATCC.EHE. | ML:0.9 | 0.00005574999999999999 | 0.16 | AML | other | m | 2021-04-19T01:08:55.23 |
IV.FDMO.HHN. | ML:1.0 | 0.00007155 | 0.46 | AML | other | m | 2021-04-19T01:08:55.37 |
IV.FDMO.HHE. | ML:0.8 | 0.0000466 | 0.12 | AML | other | m | 2021-04-19T01:08:55.57 |
IV.ATCC.EHN. | ML:0.8 | 0.00004385 | 0.32 | AML | other | m | 2021-04-19T01:08:56.34 |
IV.MURB.HHN. | ML:1.0 | 0.000047350000000000006 | 0.26 | AML | other | m | 2021-04-19T01:08:59.08 |
IV.MURB.HHE. | ML:1.3 | 0.00007374999999999999 | 1.38 | AML | other | m | 2021-04-19T01:09:00.27 |