A magnitude ML 1.1 earthquake occured in region: 5 km NW Visso (MC), on
and geographic coordinates (lat, lon) 42.9530, 13.0400 at 10 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 |
---|---|---|---|---|
Visso | MC | 5 | 1107 | 1107 |
Monte Cavallo | MC | 6 | 145 | 1252 |
Preci | PG | 8 | 724 | 1976 |
Ussita | MC | 8 | 444 | 2420 |
Fiordimonte | MC | 10 | 202 | 2622 |
Pieve Torina | MC | 10 | 1458 | 4080 |
Castelsantangelo sul Nera | MC | 11 | 281 | 4361 |
Sellano | PG | 12 | 1079 | 5440 |
Pievebovigliana | MC | 13 | 866 | 6306 |
Fiastra | MC | 13 | 559 | 6865 |
Acquacanina | MC | 14 | 121 | 6986 |
Muccia | MC | 14 | 915 | 7901 |
Serravalle di Chienti | MC | 15 | 1070 | 8971 |
Bolognola | MC | 16 | 142 | 9113 |
Cerreto di Spoleto | PG | 18 | 1075 | 10188 |
Norcia | PG | 18 | 4957 | 15145 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2023-04-05 00:17:18 |
42.9533 | 13.0398 | 10 | 2024-03-01 17:18:03 |
Bollettino Sismico Italiano INGV | 116457831 |
Reviewed Rev100 |
ML 1.2 | 2023-04-05 00:17:18 |
42.949 | 13.032 | 10 | 2023-04-05 00:47:07 |
Sala Sismica INGV-Roma | 116077411 |
Field | Value |
---|---|
Time (UTC) | 2023-04-05 00:17:18 ± 0.13 |
Latitude | 42.9533 ± 0.0027 |
Longitude | 13.0398 ± 0.0037 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 116457831 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 349 |
Semi-minor axis of confidence ellipse (meter) | 91 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 48 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 142 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.08993 |
Epicentral distance of station farthest from the epicenter (degree) | 0.21674 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 116077411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-05 00:47:07 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 116457831 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-04-30 17:14:06 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
7F.SIB2.EHE. | 2023-04-05T00:17:27.00 | 0.3 | undecidable | manual | S | 108 | 22.5552 | 114 | -0.18 | 72 |
IV.PF6.EHN. | 2023-04-05T00:17:27.50 | 0.3 | undecidable | manual | S | 31 | 23.9538 | 113 | -0.15 | 72 |
IV.MMO1.EHZ. | 2023-04-05T00:17:27.60 | 0.3 | undecidable | manual | S | 104 | 24.0537 | 112 | -0.07 | 73 |
IV.CSP1.EHZ. | 2023-04-05T00:17:26.80 | 0.3 | undecidable | manual | S | 41 | 20.3685 | 116 | 0.3 | 70 |
7F.SIB1.EHE. | 2023-04-05T00:17:26.70 | 0.6 | undecidable | manual | S | 109 | 19.7691 | 117 | 0.38 | 46 |
7F.SIB3.EHN. | 2023-04-05T00:17:26.50 | 0.3 | undecidable | manual | S | 115 | 20.5683 | 116 | -0.08 | 73 |
IV.MML1.EHZ. | 2023-04-05T00:17:25.70 | 0.3 | undecidable | manual | S | 343 | 18.5703 | 118 | -0.26 | 71 |
IV.CESI.HHZ. | 2023-04-05T00:17:24.10 | 0.1 | undecidable | manual | S | 298 | 12.3765 | 129 | -0.05 | 100 |
IV.NRCA.HHZ. | 2023-04-05T00:17:24.70 | 0.1 | undecidable | manual | S | 156 | 14.5743 | 124 | -0.07 | 99 |
IV.FDMO.HHZ. | 2023-04-05T00:17:23.50 | 0.3 | undecidable | manual | S | 23 | 9.9789 | 135 | -0.03 | 76 |
7F.SIB3.EHN. | 2023-04-05T00:17:23.19 | 0.1 | undecidable | manual | P | 115 | 20.5683 | 116 | -0.03 | 99 |
IV.MML1.EHZ. | 2023-04-05T00:17:23.01 | 0.3 | undecidable | manual | P | 343 | 18.5703 | 118 | 0.15 | 73 |
IV.CSP1.EHZ. | 2023-04-05T00:17:23.24 | 0.3 | undecidable | manual | P | 41 | 20.3685 | 116 | 0.06 | 74 |
7F.SIB2.EHE. | 2023-04-05T00:17:23.48 | 0.1 | undecidable | manual | P | 108 | 22.5552 | 114 | -0.09 | 97 |
7F.SIB1.EHE. | 2023-04-05T00:17:23.20 | 0.3 | undecidable | manual | P | 109 | 19.7691 | 117 | 0.13 | 73 |
IV.MMO1.EHZ. | 2023-04-05T00:17:23.74 | 0.3 | undecidable | manual | P | 104 | 24.0537 | 112 | -0.11 | 73 |
IV.PF6.EHN. | 2023-04-05T00:17:23.65 | 0.1 | undecidable | manual | P | 31 | 23.9538 | 113 | -0.19 | 95 |
IV.NRCA.HHZ. | 2023-04-05T00:17:22.33 | 0.3 | undecidable | manual | P | 156 | 14.5743 | 124 | 0.16 | 73 |
IV.CESI.HHZ. | 2023-04-05T00:17:21.87 | 0.1 | undecidable | manual | P | 298 | 12.3765 | 129 | 0.05 | 100 |
IV.FDMO.HHZ. | 2023-04-05T00:17:21.72 | 0.1 | undecidable | manual | P | 23 | 9.9789 | 135 | 0.26 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.FDMO.HHN. | ML:1.0 | 0.000129 | 1.82 | AML | other | m | 2023-04-05T00:17:24.02 |
IV.CESI.HHE. | ML:1.2 | 0.00016597165 | 0.08 | AML | other | m | 2023-04-05T00:17:24.32 |
IV.CESI.HHN. | ML:1.3 | 0.0002235 | 0.12 | AML | other | m | 2023-04-05T00:17:24.38 |
IV.FDMO.HHE. | ML:0.9 | 0.0000967 | 1.14 | AML | other | m | 2023-04-05T00:17:24.97 |