A magnitude ML 1.4 earthquake occured in region: 1 km E Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7360, 12.7460 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 |
---|---|---|---|---|
Spoleto | PG | 1 | 38218 | 38218 |
Scheggino | PG | 8 | 461 | 38679 |
Sant'Anatolia di Narco | PG | 8 | 564 | 39243 |
Campello sul Clitunno | PG | 10 | 2442 | 41685 |
Vallo di Nera | PG | 10 | 364 | 42049 |
Castel Ritaldi | PG | 11 | 3278 | 45327 |
Ferentillo | TR | 13 | 1913 | 47240 |
Montefranco | TR | 16 | 1276 | 48516 |
Poggiodomo | PG | 16 | 117 | 48633 |
Trevi | PG | 16 | 8469 | 57102 |
Cerreto di Spoleto | PG | 17 | 1075 | 58177 |
Arrone | TR | 17 | 2763 | 60940 |
Acquasparta | TR | 17 | 4778 | 65718 |
Giano dell'Umbria | PG | 18 | 3846 | 69564 |
Polino | TR | 19 | 233 | 69797 |
Massa Martana | PG | 19 | 3770 | 73567 |
Montefalco | PG | 19 | 5679 | 79246 |
Monteleone di Spoleto | PG | 19 | 599 | 79845 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-02-04 05:58:25 |
42.7363 | 12.7457 | 10 | 2021-02-04 06:09:13 |
Sala Sismica INGV-Roma | 86824771 |
Field | Value |
---|---|
Time (UTC) | 2021-02-04 05:58:25 ± 0.1 |
Latitude | 42.7363 ± 0.0072 |
Longitude | 12.7457 ± 0.0086 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 86824771 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 942 |
Semi-minor axis of confidence ellipse (meter) | 509 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 218 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 940.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 100 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.48923 |
Number of stations at which the event was observed | 12 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.4 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 86824771 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-04 06:09:13 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.IMOL.HNZ. | 2021-02-04T05:59:20.86 | 3.0 | undecidable | manual | Sg | 1.22 | 0 | |||
IV.CSP1.EHZ. | 2021-02-04T05:58:43.37 | 0.6 | undecidable | manual | S | 43 | 54.3012 | 50 | 0.7 | 40 |
IV.VIVA.HHZ. | 2021-02-04T05:58:41.16 | 3.0 | positive | manual | Pn | -6.56 | 0 | |||
IV.MC2.EHZ. | 2021-02-04T05:58:39.34 | 1.0 | undecidable | manual | S | 62 | 40.9257 | 50 | 0.22 | 23 |
IV.FDMO.HHZ. | 2021-02-04T05:58:39.77 | 0.6 | undecidable | manual | S | 40 | 43.3233 | 50 | 0.01 | 49 |
IV.ASSB.HHZ. | 2021-02-04T05:58:37.30 | 0.1 | undecidable | manual | S | 348 | 34.743 | 50 | -0.14 | 96 |
IV.NRCA.HHZ. | 2021-02-04T05:58:36.43 | 0.6 | undecidable | manual | S | 70 | 31.8459 | 50 | -0.26 | 47 |
IV.CESI.HHZ. | 2021-02-04T05:58:36.61 | 0.3 | undecidable | manual | S | 23 | 32.4453 | 50 | -0.24 | 71 |
IV.LNSS.HHZ. | 2021-02-04T05:58:35.33 | 0.6 | undecidable | manual | S | 122 | 28.2495 | 50 | -0.39 | 46 |
IV.CSP1.EHZ. | 2021-02-04T05:58:35.19 | 0.1 | undecidable | manual | P | 43 | 54.3012 | 50 | -0.23 | 91 |
IV.MC2.EHZ. | 2021-02-04T05:58:33.96 | 0.1 | undecidable | manual | P | 62 | 40.9257 | 50 | 0.6 | 85 |
IV.FDMO.HHZ. | 2021-02-04T05:58:33.91 | 0.1 | undecidable | manual | P | 40 | 43.3233 | 50 | 0.18 | 94 |
IV.ASSB.HHZ. | 2021-02-04T05:58:32.39 | 0.1 | undecidable | manual | P | 348 | 34.743 | 50 | -0.01 | 99 |
IV.CESI.HHZ. | 2021-02-04T05:58:32.00 | 0.1 | undecidable | manual | P | 23 | 32.4453 | 50 | -0.05 | 99 |
IV.LNSS.HHZ. | 2021-02-04T05:58:31.38 | 0.1 | undecidable | manual | P | 122 | 28.2495 | 50 | -0.02 | 100 |
IV.NRCA.HHZ. | 2021-02-04T05:58:31.84 | 0.1 | undecidable | manual | P | 70 | 31.8459 | 50 | -0.12 | 97 |
IV.MOMA.HHZ. | 2021-02-04T05:58:31.86 | 0.6 | undecidable | manual | S | 298 | 16.1727 | 122 | -0.25 | 49 |
IV.CESX.HHZ. | 2021-02-04T05:58:30.13 | 0.6 | undecidable | manual | P | 222 | 19.2696 | 118 | 0.28 | 48 |
IV.GAVE.EHZ. | 2021-02-04T05:58:30.84 | 0.6 | undecidable | manual | S | 112 | 13.0758 | 128 | -0.39 | 48 |
IV.MOMA.HHZ. | 2021-02-04T05:58:29.43 | 0.6 | undecidable | manual | P | 298 | 16.1727 | 122 | 0.11 | 50 |
IV.GAVE.EHZ. | 2021-02-04T05:58:28.97 | 0.3 | undecidable | manual | P | 112 | 13.0758 | 128 | 0.16 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHN. | ML:1.3 | 0.00020150000000000002 | 0.18 | AML | other | m | 2021-02-04T05:58:31.76 |
IV.MOMA.HNN. | ML:1.5 | 0.00027400000000000005 | 0.18 | AML | other | m | 2021-02-04T05:58:32.47 |
IV.MOMA.HHN. | ML:1.5 | 0.00030199999999999997 | 0.2 | AML | other | m | 2021-02-04T05:58:32.37 |
IV.MOMA.HHE. | ML:1.7 | 0.00042 | 0.26 | AML | other | m | 2021-02-04T05:58:32.58 |
IV.MOMA.HNE. | ML:1.7 | 0.00040300000000000004 | 0.26 | AML | other | m | 2021-02-04T05:58:32.58 |
IV.GAVE.EHE. | ML:1.5 | 0.00034899999999999997 | 0.16 | AML | other | m | 2021-02-04T05:58:33.18 |
IV.CESX.HHN. | ML:1.4 | 0.000187 | 0.76 | AML | other | m | 2021-02-04T05:58:33.41 |
IV.CESX.HHE. | ML:1.5 | 0.00023150000000000002 | 0.56 | AML | other | m | 2021-02-04T05:58:34.78 |
IV.LNSS.HHE. | ML:1.4 | 0.00013350000000000002 | 0.66 | AML | other | m | 2021-02-04T05:58:36.69 |
IV.CESI.HHE. | ML:1.1 | 0.000048899999999999996 | 1.48 | AML | other | m | 2021-02-04T05:58:36.10 |
IV.CESI.HHN. | ML:1.3 | 0.0000899 | 0.38 | AML | other | m | 2021-02-04T05:58:36.94 |
IV.NRCA.HHN. | ML:1.2 | 0.00007594999999999999 | 0.92 | AML | other | m | 2021-02-04T05:58:37.30 |
IV.NRCA.HHE. | ML:1.4 | 0.00011099999999999999 | 0.74 | AML | other | m | 2021-02-04T05:58:37.59 |
IV.LNSS.HHN. | ML:1.3 | 0.0001085 | 1.2 | AML | other | m | 2021-02-04T05:58:38.77 |
IV.ASSB.HHN. | ML:1.1 | 0.000056800000000000005 | 0.12 | AML | other | m | 2021-02-04T05:58:38.37 |
IV.ASSB.HHE. | ML:1.0 | 0.000045350000000000005 | 0.42 | AML | other | m | 2021-02-04T05:58:38.61 |
IV.FDMO.HHE. | ML:1.1 | 0.000041099999999999996 | 1.04 | AML | other | m | 2021-02-04T05:58:40.06 |
IV.FDMO.HHN. | ML:1.0 | 0.0000357 | 1.08 | AML | other | m | 2021-02-04T05:58:41.80 |
IV.IMOL.HNN. | ML:4.1 | 0.00385 | 0.08 | AML | other | m | 2021-02-04T05:59:26.68 |
IV.IMOL.HNE. | ML:4.1 | 0.004015 | 0.06 | AML | other | m | 2021-02-04T05:59:27.26 |