A magnitude ML 0.9 earthquake occured in region: 2 km SE Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7230, 12.7630 at 13 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 2 | 38218 | 38218 |
Scheggino | PG | 6 | 461 | 38679 |
Sant'Anatolia di Narco | PG | 6 | 564 | 39243 |
Vallo di Nera | PG | 10 | 364 | 39607 |
Campello sul Clitunno | PG | 11 | 2442 | 42049 |
Ferentillo | TR | 12 | 1913 | 43962 |
Castel Ritaldi | PG | 13 | 3278 | 47240 |
Montefranco | TR | 14 | 1276 | 48516 |
Poggiodomo | PG | 14 | 117 | 48633 |
Arrone | TR | 16 | 2763 | 51396 |
Cerreto di Spoleto | PG | 17 | 1075 | 52471 |
Polino | TR | 17 | 233 | 52704 |
Trevi | PG | 17 | 8469 | 61173 |
Monteleone di Spoleto | PG | 17 | 599 | 61772 |
Acquasparta | TR | 18 | 4778 | 66550 |
Giano dell'Umbria | PG | 20 | 3846 | 70396 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2023-02-17 06:16:35 |
42.723 | 12.763 | 13 | 2024-03-01 17:18:09 |
Bollettino Sismico Italiano INGV | 117632921 |
Field | Value |
---|---|
Time (UTC) | 2023-02-17 06:16:35 ± 0.11 |
Latitude | 42.7230 ± 0.0045 |
Longitude | 12.7630 ± 0.0049 |
Depth (km) | 13 ± 2 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117632921 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 457 |
Semi-minor axis of confidence ellipse (meter) | 252 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 356 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 460.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 109 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.10162 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39300 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 117632921 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-05-23 13:26:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2023-02-17T06:16:50.12 | 0.3 | undecidable | manual | S | 37 | 43.623 | 93 | 0.25 | 71 |
IV.CESI.HHZ. | 2023-02-17T06:16:47.20 | 0.3 | undecidable | manual | S | 20 | 33.3444 | 95 | 0.08 | 75 |
IV.NRCA.HHZ. | 2023-02-17T06:16:46.41 | 0.3 | undecidable | manual | S | 67 | 31.1466 | 95 | -0.12 | 75 |
IV.LNSS.HHZ. | 2023-02-17T06:16:45.21 | 0.3 | undecidable | manual | S | 120 | 26.2515 | 97 | -0.03 | 77 |
IV.MOMA.HHZ. | 2023-02-17T06:16:43.03 | 0.3 | undecidable | manual | S | 300 | 18.0708 | 105 | -0.07 | 76 |
IV.CESX.HHZ. | 2023-02-17T06:16:43.14 | 0.3 | undecidable | manual | S | 229 | 19.1697 | 103 | -0.24 | 74 |
IV.FDMO.HHZ. | 2023-02-17T06:16:43.76 | 0.3 | undecidable | manual | P | 37 | 43.623 | 93 | -0.14 | 73 |
IV.CESI.HHZ. | 2023-02-17T06:16:42.19 | 0.3 | undecidable | manual | P | 20 | 33.3444 | 95 | -0.13 | 75 |
IV.LNSS.HHZ. | 2023-02-17T06:16:41.50 | 0.3 | undecidable | manual | P | 120 | 26.2515 | 97 | 0.27 | 73 |
IV.NRCA.HHZ. | 2023-02-17T06:16:41.86 | 0.1 | undecidable | manual | P | 67 | 31.1466 | 95 | -0.12 | 100 |
IV.GAVE.EHZ. | 2023-02-17T06:16:41.40 | 0.3 | undecidable | manual | S | 108 | 11.2776 | 125 | -0.04 | 78 |
IV.CESX.HHZ. | 2023-02-17T06:16:40.65 | 0.3 | undecidable | manual | P | 229 | 19.1697 | 103 | 0.49 | 71 |
IV.GAVE.EHZ. | 2023-02-17T06:16:39.06 | 0.3 | undecidable | manual | P | 108 | 11.2776 | 125 | 0.03 | 79 |
IV.MOMA.HHZ. | 2023-02-17T06:16:39.95 | 0.3 | undecidable | manual | P | 300 | 18.0708 | 105 | -0.05 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:0.9 | 0.00007384999999999999 | 0.58 | AML | other | m | 2023-02-17T06:16:41.77 |
IV.GAVE.EHN. | ML:0.8 | 0.00007215 | 0.6 | AML | other | m | 2023-02-17T06:16:42.22 |
IV.MOMA.HHN. | ML:1.1 | 0.0000936 | 0.54 | AML | other | m | 2023-02-17T06:16:43.33 |
IV.MOMA.HHE. | ML:1.3 | 0.000135 | 0.18 | AML | other | m | 2023-02-17T06:16:43.45 |
IV.LNSS.HHN. | ML:0.9 | 0.0000471 | 0.3 | AML | other | m | 2023-02-17T06:16:45.49 |
IV.CESX.HHE. | ML:0.8 | 0.00004495 | 0.36 | AML | other | m | 2023-02-17T06:16:45.33 |
IV.CESX.HHN. | ML:0.8 | 0.00005085 | 0.4 | AML | other | m | 2023-02-17T06:16:45.79 |
IV.LNSS.HHE. | ML:1.0 | 0.0000538 | 0.86 | AML | other | m | 2023-02-17T06:16:45.47 |
IV.NRCA.HHE. | ML:1.0 | 0.000039699999999999996 | 0.12 | AML | other | m | 2023-02-17T06:16:46.56 |
IV.NRCA.HHN. | ML:0.8 | 0.0000302 | 1.04 | AML | other | m | 2023-02-17T06:16:47.03 |