A magnitude ML 1.4 earthquake occured in region: 6 km E Massa Martana (PG), on
and geographic coordinates (lat, lon) 42.7720, 12.6020 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 |
---|---|---|---|---|
Massa Martana | PG | 6 | 3770 | 3770 |
Giano dell'Umbria | PG | 7 | 3846 | 7616 |
Castel Ritaldi | PG | 8 | 3278 | 10894 |
Acquasparta | TR | 10 | 4778 | 15672 |
Spoleto | PG | 12 | 38218 | 53890 |
Montefalco | PG | 14 | 5679 | 59569 |
Campello sul Clitunno | PG | 15 | 2442 | 62011 |
Gualdo Cattaneo | PG | 16 | 6155 | 68166 |
Todi | PG | 16 | 16851 | 85017 |
Montecastrilli | TR | 16 | 5022 | 90039 |
Trevi | PG | 17 | 8469 | 98508 |
San Gemini | TR | 18 | 5018 | 103526 |
Bevagna | PG | 18 | 5081 | 108607 |
Avigliano Umbro | TR | 19 | 2558 | 111165 |
Collazzone | PG | 19 | 3473 | 114638 |
Sant'Anatolia di Narco | PG | 20 | 564 | 115202 |
Scheggino | PG | 20 | 461 | 115663 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2020-05-27 06:56:32 |
42.7717 | 12.6017 | 7 | 2020-05-27 07:00:16 |
Sala Sismica INGV-Roma | 79608291 |
Field | Value |
---|---|
Time (UTC) | 2020-05-27 06:56:32 ± 0.11 |
Latitude | 42.7717 ± 0.0045 |
Longitude | 12.6017 ± 0.0086 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 79608291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 605 |
Semi-minor axis of confidence ellipse (meter) | 461 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 271 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 108 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.36 |
Epicentral distance of station closest to the epicenter (degree) | 0.03957 |
Epicentral distance of station farthest from the epicenter (degree) | 0.52161 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 79608291 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-27 07:00:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2020-05-27T06:56:51.49 | 0.1 | undecidable | manual | S | 120 | 57.8976 | 50 | 0.12 | 90 |
IV.MGAB.HHZ. | 2020-05-27T06:56:47.60 | 0.1 | undecidable | manual | S | 292 | 42.7239 | 50 | 0.26 | 90 |
IV.NRCA.HHZ. | 2020-05-27T06:56:46.78 | 0.1 | undecidable | manual | S | 80 | 42.3243 | 50 | -0.43 | 87 |
IV.CESI.HHZ. | 2020-05-27T06:56:45.00 | 0.1 | undecidable | manual | S | 43 | 35.742 | 100 | -0.04 | 95 |
IV.ASSB.HHZ. | 2020-05-27T06:56:43.73 | 0.1 | undecidable | manual | S | 9 | 30.4473 | 102 | 0.5 | 87 |
IV.RM33.EHZ. | 2020-05-27T06:56:43.43 | 0.1 | undecidable | manual | P | 120 | 57.8976 | 50 | 0.06 | 91 |
IV.ARRO.EHZ. | 2020-05-27T06:56:42.45 | 0.1 | undecidable | manual | S | 148 | 25.1526 | 104 | 0.99 | 72 |
IV.MGAB.HHZ. | 2020-05-27T06:56:41.19 | 0.6 | positive | manual | P | 292 | 42.7239 | 50 | 0.15 | 46 |
IV.NRCA.HHZ. | 2020-05-27T06:56:40.54 | 0.1 | undecidable | manual | P | 80 | 42.3243 | 50 | -0.43 | 87 |
IV.CESI.HHZ. | 2020-05-27T06:56:39.81 | 0.1 | undecidable | manual | P | 43 | 35.742 | 100 | 0.1 | 94 |
IV.CESX.HHZ. | 2020-05-27T06:56:38.79 | 0.1 | undecidable | manual | S | 184 | 18.1707 | 110 | -0.33 | 92 |
IV.ASSB.HHZ. | 2020-05-27T06:56:38.53 | 0.1 | negative | manual | P | 9 | 30.4473 | 102 | -0.14 | 94 |
IV.ARRO.EHZ. | 2020-05-27T06:56:37.67 | 1.0 | negative | manual | P | 148 | 25.1526 | 104 | 0.02 | 24 |
IV.CESX.HHZ. | 2020-05-27T06:56:36.01 | 0.3 | positive | manual | P | 184 | 18.1707 | 110 | -0.28 | 70 |
IV.MOMA.HHZ. | 2020-05-27T06:56:34.90 | 0.1 | undecidable | manual | S | 324 | 4.3956 | 146 | -0.25 | 96 |
IV.MOMA.HHZ. | 2020-05-27T06:56:33.95 | 0.1 | negative | manual | P | 324 | 4.3956 | 146 | -0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESX.HHN. | ML:1.8 | 0.0005625 | 0.18 | AML | other | m | 2020-05-27T06:56:39.56 |
IV.CESX.HHE. | ML:1.8 | 0.0006094999999999999 | 0.32 | AML | other | m | 2020-05-27T06:56:40.90 |
IV.ASSB.HHN. | ML:1.3 | 0.00009875 | 1.12 | AML | other | m | 2020-05-27T06:56:44.77 |
IV.ASSB.HHE. | ML:1.3 | 0.00009175 | 0.38 | AML | other | m | 2020-05-27T06:56:46.15 |
IV.CESI.HHE. | ML:1.3 | 0.0000779 | 1.32 | AML | other | m | 2020-05-27T06:56:47.80 |
IV.CESI.HHN. | ML:1.4 | 0.00008829999999999999 | 0.96 | AML | other | m | 2020-05-27T06:56:47.15 |
IV.NRCA.HHE. | ML:1.5 | 0.000093 | 0.74 | AML | other | m | 2020-05-27T06:56:47.70 |
IV.MGAB.HHE. | ML:1.3 | 0.00006465 | 1.38 | AML | other | m | 2020-05-27T06:56:48.10 |
IV.NRCA.HHN. | ML:1.4 | 0.00008740000000000001 | 0.14 | AML | other | m | 2020-05-27T06:56:48.64 |
IV.MGAB.HHN. | ML:1.3 | 0.0000691 | 0.18 | AML | other | m | 2020-05-27T06:56:49.21 |