A magnitude ML 1.0 earthquake occured in region: 5 km SE Cerreto di Spoleto (PG), on
and geographic coordinates (lat, lon) 42.7770, 12.9400 at 11 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 |
---|---|---|---|---|
Cerreto di Spoleto | PG | 5 | 1075 | 1075 |
Vallo di Nera | PG | 6 | 364 | 1439 |
Poggiodomo | PG | 7 | 117 | 1556 |
Cascia | PG | 9 | 3217 | 4773 |
Sant'Anatolia di Narco | PG | 10 | 564 | 5337 |
Scheggino | PG | 11 | 461 | 5798 |
Sellano | PG | 13 | 1079 | 6877 |
Norcia | PG | 13 | 4957 | 11834 |
Monteleone di Spoleto | PG | 14 | 599 | 12433 |
Preci | PG | 14 | 724 | 13157 |
Campello sul Clitunno | PG | 14 | 2442 | 15599 |
Spoleto | PG | 17 | 38218 | 53817 |
Trevi | PG | 19 | 8469 | 62286 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2023-04-22 23:22:46 |
42.7768 | 12.9405 | 11 | 2024-03-01 17:18:07 |
Bollettino Sismico Italiano INGV | 117278451 |
Reviewed Rev100 |
ML 0.9 | 2023-04-22 23:22:46 |
42.7788 | 12.9422 | 11 | 2023-04-22 23:27:54 |
Sala Sismica INGV-Roma | 116624561 |
Field | Value |
---|---|
Time (UTC) | 2023-04-22 23:22:46 ± 0.04 |
Latitude | 42.7768 ± 0.0027 |
Longitude | 12.9405 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 117278451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 271 |
Semi-minor axis of confidence ellipse (meter) | 165 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 141 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 270.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.09083 |
Epicentral distance of station farthest from the epicenter (degree) | 0.33725 |
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 | 18 |
Type of magnitude | ML |
Reference to an origin | 116624561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-22 23:27:54 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 117278451 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-05-12 08:54:51 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MML1.EHZ. | 2023-04-22T23:22:59.37 | 0.3 | undecidable | manual | S | 4 | 37.4292 | 50 | 0.22 | 69 |
IV.MMO1.EHZ. | 2023-04-22T23:22:58.40 | 0.3 | undecidable | manual | S | 66 | 34.2435 | 50 | 0.11 | 71 |
IV.ASSB.HHZ. | 2023-04-22T23:22:58.94 | 0.3 | undecidable | manual | S | 322 | 37.3293 | 50 | -0.18 | 70 |
IV.MOMA.HHZ. | 2023-04-22T23:22:57.31 | 0.6 | undecidable | manual | S | 276 | 30.3474 | 50 | 0.07 | 48 |
IV.FDMO.HHZ. | 2023-04-22T23:22:57.52 | 0.3 | undecidable | manual | S | 22 | 31.1466 | 50 | 0.05 | 73 |
7F.SIB1.EHZ. | 2023-04-22T23:22:57.44 | 0.3 | undecidable | manual | S | 64 | 29.8479 | 50 | 0.32 | 69 |
7F.SIB3.EHZ. | 2023-04-22T23:22:56.58 | 0.3 | undecidable | manual | S | 68 | 28.9488 | 50 | -0.3 | 69 |
IV.ARRO.EHZ. | 2023-04-22T23:22:56.04 | 0.3 | undecidable | manual | S | 213 | 26.1516 | 50 | -0.1 | 72 |
IV.LNSS.HHZ. | 2023-04-22T23:22:54.73 | 0.3 | undecidable | manual | S | 157 | 20.9679 | 50 | -0.02 | 74 |
IV.MMO1.EHZ. | 2023-04-22T23:22:53.22 | 0.3 | undecidable | manual | P | 66 | 34.2435 | 50 | -0.15 | 71 |
IV.ASSB.HHZ. | 2023-04-22T23:22:53.65 | 0.3 | undecidable | manual | P | 322 | 37.3293 | 50 | -0.19 | 70 |
IV.NRCA.HHZ. | 2023-04-22T23:22:53.04 | 0.3 | undecidable | manual | S | 66 | 15.4734 | 125 | -0.16 | 73 |
IV.MML1.EHZ. | 2023-04-22T23:22:53.97 | 0.3 | undecidable | manual | P | 4 | 37.4292 | 50 | 0.11 | 71 |
7F.SIB1.EHZ. | 2023-04-22T23:22:52.74 | 0.3 | undecidable | manual | P | 64 | 29.8479 | 50 | 0.05 | 73 |
IV.ARRO.EHZ. | 2023-04-22T23:22:52.10 | 0.3 | undecidable | manual | P | 213 | 26.1516 | 50 | -0.02 | 74 |
IV.MOMA.HHZ. | 2023-04-22T23:22:52.77 | 0.3 | undecidable | manual | P | 276 | 30.3474 | 50 | 0.01 | 73 |
IV.FDMO.HHZ. | 2023-04-22T23:22:52.87 | 0.3 | undecidable | manual | P | 22 | 31.1466 | 50 | -0.03 | 73 |
7F.SIB3.EHZ. | 2023-04-22T23:22:52.42 | 0.3 | undecidable | manual | P | 68 | 28.9488 | 50 | -0.13 | 72 |
IV.LNSS.HHZ. | 2023-04-22T23:22:51.38 | 0.3 | undecidable | manual | P | 157 | 20.9679 | 50 | 0.06 | 74 |
IV.GAVE.EHZ. | 2023-04-22T23:22:51.75 | 0.3 | undecidable | manual | S | 202 | 10.0788 | 137 | -0.04 | 75 |
IV.NRCA.HHZ. | 2023-04-22T23:22:50.41 | 0.1 | undecidable | manual | P | 66 | 15.4734 | 125 | -0.02 | 100 |
IV.GAVE.EHZ. | 2023-04-22T23:22:49.84 | 0.1 | undecidable | manual | P | 202 | 10.0788 | 137 | 0.23 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.3 | 0.000263 | 0.28 | AML | other | m | 2023-04-22T23:22:52.18 |
IV.GAVE.EHN. | ML:1.1 | 0.000146 | 1.04 | AML | other | m | 2023-04-22T23:22:52.89 |
IV.NRCA.HHN. | ML:1.0 | 0.00009135 | 0.1 | AML | other | m | 2023-04-22T23:22:53.31 |
IV.NRCA.HHE. | ML:1.0 | 0.0000877 | 0.52 | AML | other | m | 2023-04-22T23:22:53.34 |
IV.LNSS.HHE. | ML:1.0 | 0.00006825 | 0.16 | AML | other | m | 2023-04-22T23:22:54.83 |
IV.LNSS.HHN. | ML:0.9 | 0.0000615 | 0.12 | AML | other | m | 2023-04-22T23:22:55.66 |
IV.CESI.HHN. | ML:1.0 | 0.000056800000000000005 | 0.52 | AML | other | m | 2023-04-22T23:22:56.06 |
IV.CESI.HHE. | ML:0.8 | 0.0000346 | 0.26 | AML | other | m | 2023-04-22T23:22:56.16 |