A magnitude ML 0.7 earthquake occured in region: 1 km W Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.7750, 12.5120 at 8 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 |
---|---|---|---|---|
Massa Martana | PG | 1 | 3770 | 3770 |
Giano dell'Umbria | PG | 9 | 3846 | 7616 |
Todi | PG | 9 | 16851 | 24467 |
Acquasparta | TR | 10 | 4778 | 29245 |
Montecastrilli | TR | 14 | 5022 | 34267 |
Castel Ritaldi | PG | 14 | 3278 | 37545 |
Collazzone | PG | 15 | 3473 | 41018 |
Avigliano Umbro | TR | 15 | 2558 | 43576 |
Monte Castello di Vibio | PG | 15 | 1567 | 45143 |
Fratta Todina | PG | 15 | 1839 | 46982 |
Gualdo Cattaneo | PG | 15 | 6155 | 53137 |
Montefalco | PG | 18 | 5679 | 58816 |
San Gemini | TR | 18 | 5018 | 63834 |
Spoleto | PG | 19 | 38218 | 102052 |
Bevagna | PG | 20 | 5081 | 107133 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2020-09-10 01:25:10 |
42.7752 | 12.5118 | 8 | 2020-09-10 01:31:55 |
Sala Sismica INGV-Roma | 82777711 |
Field | Value |
---|---|
Time (UTC) | 2020-09-10 01:25:10 ± 0.13 |
Latitude | 42.7752 ± 0.0081 |
Longitude | 12.5118 ± 0.0074 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 82777711 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 865 |
Semi-minor axis of confidence ellipse (meter) | 329 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 197 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 870.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 133 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.60974 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 82777711 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-10 01:31:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ROSPO.HHZ. | 2020-09-10T01:26:07.19 | 3.0 | undecidable | manual | Sn | 0.28 | 0 | |||
IV.MMO1.EHZ. | 2020-09-10T01:25:31.92 | 0.3 | undecidable | manual | S | 78 | 67.6767 | 50 | 0.49 | 64 |
IV.RMP.HHZ. | 2020-09-10T01:25:29.32 | 3.0 | negative | manual | P | -0.02 | 0 | |||
IV.FDMO.HHZ. | 2020-09-10T01:25:28.26 | 0.3 | undecidable | manual | S | 58 | 55.0005 | 50 | 0.22 | 69 |
IV.MMO1.EHZ. | 2020-09-10T01:25:22.23 | 0.1 | undecidable | manual | P | 78 | 67.6767 | 50 | -0.19 | 90 |
IV.MGAB.HHZ. | 2020-09-10T01:25:22.80 | 0.3 | undecidable | manual | S | 295 | 35.9418 | 102 | -0.05 | 74 |
IV.GAVE.EHZ. | 2020-09-10T01:25:21.39 | 0.6 | undecidable | manual | S | 106 | 32.4453 | 103 | -0.29 | 47 |
IV.ASSB.HHZ. | 2020-09-10T01:25:21.43 | 0.3 | undecidable | manual | S | 22 | 31.9458 | 103 | -0.09 | 74 |
IV.FDMO.HHZ. | 2020-09-10T01:25:20.19 | 0.1 | undecidable | manual | P | 58 | 55.0005 | 50 | -0.28 | 91 |
IV.MGAB.HHZ. | 2020-09-10T01:25:17.45 | 0.1 | undecidable | manual | P | 295 | 35.9418 | 102 | -0.02 | 99 |
IV.ASSB.HHZ. | 2020-09-10T01:25:16.68 | 0.1 | undecidable | manual | P | 22 | 31.9458 | 103 | -0.02 | 100 |
IV.GAVE.EHZ. | 2020-09-10T01:25:16.37 | 0.1 | undecidable | manual | P | 106 | 32.4453 | 103 | -0.42 | 92 |
IV.CESX.HHE. | 2020-09-10T01:25:14.86 | 0.6 | undecidable | manual | P | 162 | 19.4694 | 111 | 0.56 | 45 |
IV.MOMA.HHZ. | 2020-09-10T01:25:13.48 | 0.3 | undecidable | manual | S | 56 | 5.6943 | 143 | 0.09 | 77 |
IV.MOMA.HHZ. | 2020-09-10T01:25:12.32 | 0.1 | undecidable | manual | P | 56 | 5.6943 | 143 | 0.31 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHN. | ML:0.6 | 0.00002075 | 0.42 | AML | other | m | 2020-09-10T01:25:22.67 |
IV.ASSB.HHN. | ML:0.6 | 0.000019200000000000003 | 1.3 | AML | other | m | 2020-09-10T01:25:22.73 |
IV.ASSB.HHE. | ML:0.5 | 0.0000164 | 0.56 | AML | other | m | 2020-09-10T01:25:23.38 |
IV.MGAB.HHN. | ML:1.0 | 0.00004075 | 0.58 | AML | other | m | 2020-09-10T01:25:23.90 |
IV.MGAB.HHE. | ML:0.9 | 0.00002885 | 1.4 | AML | other | m | 2020-09-10T01:25:24.17 |
IV.GAVE.EHE. | ML:0.7 | 0.000024399999999999997 | 0.18 | AML | other | m | 2020-09-10T01:25:25.81 |
IV.FDMO.HHN. | ML:0.6 | 0.000009525000000000001 | 0.48 | AML | other | m | 2020-09-10T01:25:28.64 |
IV.FDMO.HHE. | ML:0.6 | 0.000012344999999999998 | 0.64 | AML | other | m | 2020-09-10T01:25:28.64 |