A magnitude ML 0.2 earthquake occured in region: 8 km E Valtopina (PG), on
and geographic coordinates (lat, lon) 43.0260, 12.8410 at 9 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 | 8 | 1398 | 1398 |
Nocera Umbra | PG | 10 | 5839 | 7237 |
Serravalle di Chienti | MC | 11 | 1070 | 8307 |
Foligno | PG | 14 | 57155 | 65462 |
Monte Cavallo | MC | 14 | 145 | 65607 |
Spello | PG | 14 | 8645 | 74252 |
Sefro | MC | 16 | 422 | 74674 |
Sellano | PG | 17 | 1079 | 75753 |
Pieve Torina | MC | 17 | 1458 | 77211 |
Muccia | MC | 18 | 915 | 78126 |
Trevi | PG | 18 | 8469 | 86595 |
Assisi | PG | 19 | 28299 | 114894 |
Fiuminata | MC | 20 | 1402 | 116296 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.2 | 2021-09-23 00:53:34 |
43.0258 | 12.8408 | 9 | 2021-09-23 00:59:50 |
Sala Sismica INGV-Roma | 95764151 |
Field | Value |
---|---|
Time (UTC) | 2021-09-23 00:53:34 ± 0.09 |
Latitude | 43.0258 ± 0.0045 |
Longitude | 12.8408 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 95764151 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 579 |
Semi-minor axis of confidence ellipse (meter) | 67 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 203 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 580.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 203 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27339 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.2 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 95764151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-23 00:59:50 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
AC.VLO.HHZ. | 2021-09-23T00:54:59.82 | 3.0 | negative | manual | Pn | 2.09 | 0 | |||
IV.ICAI.EHZ. | 2021-09-23T00:54:55.52 | 3.0 | undecidable | manual | Sg | 3.06 | 0 | |||
IV.PAOL.HHZ. | 2021-09-23T00:54:51.21 | 3.0 | undecidable | manual | Sg | 0.1 | 0 | |||
IV.PTRJ.HNZ. | 2021-09-23T00:54:44.98 | 3.0 | undecidable | manual | Sg | 0.97 | 0 | |||
IV.GRIS.EHZ. | 2021-09-23T00:54:43.36 | 3.0 | undecidable | manual | Pg | 6.88 | 0 | |||
IX.PGN3.HHZ.02 | 2021-09-23T00:54:28.62 | 3.0 | undecidable | manual | Pn | 1.64 | 0 | |||
OX.PLRO.HHZ. | 2021-09-23T00:54:19.41 | 3.0 | undecidable | manual | Pn | 2.11 | 0 | |||
IV.PTRJ.HNZ. | 2021-09-23T00:54:08.50 | 3.0 | undecidable | manual | Pn | -1.79 | 0 | |||
IV.CSP1.EHZ. | 2021-09-23T00:53:45.50 | 0.6 | undecidable | manual | S | 76 | 30.3474 | 50 | 0.05 | 49 |
IV.ATCC.EHZ. | 2021-09-23T00:53:43.42 | 0.6 | undecidable | manual | S | 317 | 24.0537 | 111 | -0.03 | 50 |
IV.FDMO.HHZ. | 2021-09-23T00:53:42.15 | 0.3 | undecidable | manual | S | 87 | 20.0688 | 115 | -0.03 | 76 |
IV.MML1.EHZ. | 2021-09-23T00:53:40.40 | 0.6 | undecidable | manual | S | 47 | 14.3745 | 123 | -0.06 | 51 |
IV.CSP1.EHZ. | 2021-09-23T00:53:40.69 | 0.3 | undecidable | manual | P | 76 | 30.3474 | 50 | -0.13 | 73 |
IV.ATCC.EHZ. | 2021-09-23T00:53:39.63 | 0.3 | undecidable | manual | P | 317 | 24.0537 | 111 | -0.04 | 75 |
IV.MML1.EHZ. | 2021-09-23T00:53:38.07 | 0.1 | undecidable | manual | P | 47 | 14.3745 | 123 | 0.12 | 100 |
IV.FDMO.HHZ. | 2021-09-23T00:53:38.97 | 0.6 | positive | manual | P | 87 | 20.0688 | 115 | 0.04 | 50 |
IV.CESI.HHZ. | 2021-09-23T00:53:38.18 | 0.3 | undecidable | manual | S | 114 | 5.6943 | 149 | -0.13 | 76 |
IV.CESI.HHZ. | 2021-09-23T00:53:36.87 | 0.3 | negative | manual | P | 114 | 5.6943 | 149 | 0.17 | 75 |
IV.MURB.HNZ. | 2021-09-23T00:53:30.92 | 3.0 | undecidable | manual | P | -0.94 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:0.2 | 0.00002665 | 0.46 | AML | other | m | 2021-09-23T00:53:39.67 |
IV.CESI.HHN. | ML:0.3 | 0.00003675 | 1.4 | AML | other | m | 2021-09-23T00:53:40.73 |
IV.MML1.EHE. | ML:0.3 | 0.00002047559 | 1.14 | AML | other | m | 2021-09-23T00:53:39.73 |
IV.MML1.EHN. | ML:0.2 | 0.000015428515 | 0.88 | AML | other | m | 2021-09-23T00:53:41.65 |