A magnitude ML 0.9 earthquake occured in region: 8 km SW Serravalle di Chienti (MC), on
and geographic coordinates (lat, lon) 43.0310, 12.8680 at 6 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 |
---|---|---|---|---|
Serravalle di Chienti | MC | 8 | 1070 | 1070 |
Valtopina | PG | 10 | 1398 | 2468 |
Nocera Umbra | PG | 11 | 5839 | 8307 |
Monte Cavallo | MC | 12 | 145 | 8452 |
Sefro | MC | 15 | 422 | 8874 |
Pieve Torina | MC | 15 | 1458 | 10332 |
Muccia | MC | 16 | 915 | 11247 |
Foligno | PG | 16 | 57155 | 68402 |
Sellano | PG | 16 | 1079 | 69481 |
Spello | PG | 16 | 8645 | 78126 |
Pievebovigliana | MC | 18 | 866 | 78992 |
Fiordimonte | MC | 18 | 202 | 79194 |
Fiuminata | MC | 18 | 1402 | 80596 |
Pioraco | MC | 19 | 1134 | 81730 |
Trevi | PG | 20 | 8469 | 90199 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-08-04 15:07:55 |
43.0307 | 12.8675 | 6 | 2020-08-04 15:27:52 |
Sala Sismica INGV-Roma | 81644681 |
Field | Value |
---|---|
Time (UTC) | 2020-08-04 15:07:55 ± 0.09 |
Latitude | 43.0307 ± 0.0036 |
Longitude | 12.8675 ± 0.0049 |
Depth (km) | 6 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 81644681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 422 |
Semi-minor axis of confidence ellipse (meter) | 177 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 359 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
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 | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.03777 |
Epicentral distance of station farthest from the epicenter (degree) | 0.49732 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 7 |
Type of magnitude | ML |
Reference to an origin | 81644681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-04 15:27:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2020-08-04T15:08:08.79 | 0.3 | undecidable | manual | S | 30 | 38.1285 | 99 | 0.07 | 71 |
IV.MOMA.HHN. | 2020-08-04T15:08:07.87 | 0.3 | undecidable | manual | S | 224 | 34.8429 | 100 | 0.28 | 68 |
IV.MC2.EHZ. | 2020-08-04T15:08:06.23 | 0.6 | undecidable | manual | S | 117 | 29.2485 | 102 | 0.56 | 43 |
IV.FRON.EHZ. | 2020-08-04T15:08:05.68 | 0.1 | undecidable | manual | P | 348 | 55.2003 | 50 | -0.19 | 89 |
IV.NRCA.HNE. | 2020-08-04T15:08:05.56 | 0.6 | undecidable | manual | S | 137 | 29.6481 | 102 | -0.25 | 46 |
IV.CSP1.EHZ. | 2020-08-04T15:08:05.35 | 0.3 | undecidable | manual | S | 76 | 28.1496 | 102 | 0.05 | 72 |
IV.ATCC.EHZ. | 2020-08-04T15:08:04.60 | 0.6 | undecidable | manual | S | 313 | 25.1526 | 104 | 0.31 | 46 |
IV.MOMA.HHN. | 2020-08-04T15:08:02.51 | 0.6 | undecidable | manual | P | 224 | 34.8429 | 100 | 0.12 | 47 |
IV.EL6.EHZ. | 2020-08-04T15:08:02.46 | 0.1 | undecidable | manual | P | 30 | 38.1285 | 99 | -0.58 | 83 |
IV.FDMO.HHZ. | 2020-08-04T15:08:02.06 | 0.1 | undecidable | manual | S | 88 | 17.871 | 109 | 0.21 | 95 |
IV.CSP1.EHZ. | 2020-08-04T15:08:01.44 | 0.1 | undecidable | manual | P | 76 | 28.1496 | 102 | 0.36 | 90 |
IV.ASSB.HHZ. | 2020-08-04T15:08:01.72 | 0.6 | undecidable | manual | S | 275 | 16.9719 | 110 | 0.15 | 48 |
IV.MC2.EHZ. | 2020-08-04T15:08:01.42 | 0.3 | undecidable | manual | P | 117 | 29.2485 | 102 | 0.13 | 71 |
IV.MML1.EHZ. | 2020-08-04T15:08:00.23 | 0.1 | undecidable | manual | S | 43 | 12.4764 | 116 | 0.1 | 98 |
IV.NRCA.HNE. | 2020-08-04T15:08:00.81 | 0.3 | undecidable | manual | P | 137 | 29.6481 | 102 | -0.56 | 64 |
IV.ATCC.EHZ. | 2020-08-04T15:08:00.40 | 0.1 | undecidable | manual | P | 313 | 25.1526 | 104 | -0.09 | 96 |
IV.FDMO.HHZ. | 2020-08-04T15:07:59.15 | 0.1 | undecidable | manual | P | 88 | 17.871 | 109 | 0.07 | 98 |
IV.MML1.EHZ. | 2020-08-04T15:07:58.09 | 0.1 | undecidable | manual | P | 43 | 12.4764 | 116 | 0 | 100 |
IV.ASSB.HHZ. | 2020-08-04T15:07:58.95 | 0.1 | negative | manual | P | 275 | 16.9719 | 110 | 0.03 | 99 |
IV.CESI.HHZ. | 2020-08-04T15:07:57.58 | 0.1 | undecidable | manual | S | 133 | 4.1958 | 146 | -0.29 | 96 |
IV.CESI.HHZ. | 2020-08-04T15:07:56.69 | 0.1 | undecidable | manual | P | 133 | 4.1958 | 146 | -0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:0.0 | 0.00040301975 | 0.3968 | AML | other | m | 2020-08-04T15:07:58.92 |
IV.CESI.HHN. | ML:0.0 | 0.00022992070000000002 | 0.2816 | AML | other | m | 2020-08-04T15:07:59.63 |
IV.CESI.HNE. | ML:0.0 | 0.0003923182000000001 | 0.4096 | AML | other | m | 2020-08-04T15:07:58.72 |
IV.CESI.HNN. | ML:0.0 | 0.00019946242999999998 | 0.2432 | AML | other | m | 2020-08-04T15:07:59.76 |
IV.ASSB.HHE. | ML:1.0 | 0.000093111945 | 0.32 | AML | other | m | 2020-08-04T15:08:01.83 |
IV.ASSB.HHN. | ML:1.0 | 0.00008330803000000001 | 0.2304 | AML | other | m | 2020-08-04T15:08:01.95 |
IV.FDMO.HHE. | ML:0.8 | 0.00005444512 | 0.1664 | AML | other | m | 2020-08-04T15:08:02.25 |
IV.FDMO.HHN. | ML:0.7 | 0.000045865215000000004 | 0.4992 | AML | other | m | 2020-08-04T15:08:03.26 |
IV.EL6.EHE. | ML:1.2 | 0.000055614150000000004 | 0.32 | AML | other | m | 2020-08-04T15:08:09.08 |
IV.EL6.EHN. | ML:1.0 | 0.000039660855 | 0.4224 | AML | other | m | 2020-08-04T15:08:11.49 |
IV.FRON.EHN. | ML:0.8 | 0.0000154059145 | 0.2432 | AML | other | m | 2020-08-04T15:08:14.85 |