A magnitude ML 0.5 earthquake occured in region: 2 km E Preci (PG), on
and geographic coordinates (lat, lon) 42.8770, 13.0630 at 9 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 |
---|---|---|---|---|
Preci | PG | 2 | 724 | 724 |
Visso | MC | 6 | 1107 | 1831 |
Castelsantangelo sul Nera | MC | 8 | 281 | 2112 |
Norcia | PG | 10 | 4957 | 7069 |
Ussita | MC | 10 | 444 | 7513 |
Sellano | PG | 11 | 1079 | 8592 |
Cerreto di Spoleto | PG | 13 | 1075 | 9667 |
Monte Cavallo | MC | 14 | 145 | 9812 |
Cascia | PG | 18 | 3217 | 13029 |
Fiordimonte | MC | 18 | 202 | 13231 |
Pieve Torina | MC | 19 | 1458 | 14689 |
Bolognola | MC | 19 | 142 | 14831 |
Fiastra | MC | 19 | 559 | 15390 |
Acquacanina | MC | 19 | 121 | 15511 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.5 | 2023-04-22 01:38:36 |
42.8773 | 13.0628 | 9 | 2024-03-01 17:18:05 |
Bollettino Sismico Italiano INGV | 116771901 |
Reviewed Rev100 |
ML 0.6 | 2023-04-22 01:38:36 |
42.8758 | 13.0512 | 9 | 2023-04-22 01:47:12 |
Sala Sismica INGV-Roma | 116592201 |
Field | Value |
---|---|
Time (UTC) | 2023-04-22 01:38:36 ± 0.09 |
Latitude | 42.8773 ± 0.0036 |
Longitude | 13.0628 ± 0.0049 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 116771901 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 400 |
Semi-minor axis of confidence ellipse (meter) | 56 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 305 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 104 |
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) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.05756 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31027 |
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 | 0.6 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 116592201 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-22 01:47:12 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.2 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 116771901 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2023-04-26 14:28:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2023-04-22T01:38:48.90 | 0.3 | undecidable | manual | S | 69 | 34.4433 | 50 | 0.14 | 71 |
IV.LNSS.HHZ. | 2023-04-22T01:38:47.32 | 0.1 | undecidable | manual | S | 183 | 30.5472 | 106 | -0.23 | 94 |
IV.CSP1.EHZ. | 2023-04-22T01:38:46.02 | 0.3 | undecidable | manual | S | 26 | 26.4513 | 108 | -0.18 | 72 |
IV.GAVE.HNZ. | 2023-04-22T01:38:45.61 | 0.1 | undecidable | manual | S | 214 | 24.753 | 109 | -0.03 | 99 |
IV.MMO1.EHZ. | 2023-04-22T01:38:44.62 | 0.1 | undecidable | manual | S | 83 | 21.5673 | 112 | 0 | 100 |
7F.SIB2.EHZ. | 2023-04-22T01:38:44.06 | 0.3 | undecidable | manual | S | 85 | 19.6692 | 114 | 0.06 | 74 |
IV.MF5.EHZ. | 2023-04-22T01:38:43.49 | 0.3 | undecidable | manual | P | 69 | 34.4433 | 50 | -0.11 | 72 |
IV.LNSS.HHZ. | 2023-04-22T01:38:43.80 | 0.3 | undecidable | manual | P | 183 | 30.5472 | 106 | 0.89 | 57 |
IV.FDMO.HHZ. | 2023-04-22T01:38:43.37 | 0.3 | undecidable | manual | S | 6 | 17.7711 | 116 | -0.03 | 75 |
IV.CESI.HHZ. | 2023-04-22T01:38:43.86 | 0.3 | undecidable | manual | S | 318 | 19.0698 | 114 | 0.03 | 75 |
7F.SIB3.EHZ. | 2023-04-22T01:38:42.94 | 0.3 | undecidable | manual | S | 91 | 16.872 | 117 | -0.18 | 73 |
IV.CSP1.EHZ. | 2023-04-22T01:38:42.21 | 0.3 | negative | manual | P | 26 | 26.4513 | 108 | 0.09 | 73 |
7F.SIB1.EHZ. | 2023-04-22T01:38:42.97 | 0.3 | undecidable | manual | S | 83 | 16.9719 | 117 | -0.18 | 73 |
IV.GAVE.HNZ. | 2023-04-22T01:38:41.10 | 0.3 | undecidable | manual | P | 214 | 24.753 | 109 | -0.7 | 62 |
IV.FDMO.HHZ. | 2023-04-22T01:38:40.60 | 0.3 | undecidable | manual | P | 6 | 17.7711 | 116 | 0.09 | 74 |
7F.SIB3.EHZ. | 2023-04-22T01:38:40.33 | 0.3 | undecidable | manual | P | 91 | 16.872 | 117 | -0.01 | 75 |
IV.CESI.HHZ. | 2023-04-22T01:38:40.81 | 0.3 | undecidable | manual | P | 318 | 19.0698 | 114 | 0.06 | 74 |
7F.SIB1.EHZ. | 2023-04-22T01:38:40.51 | 0.3 | undecidable | manual | P | 83 | 16.9719 | 117 | 0.15 | 73 |
7F.SIB2.EHZ. | 2023-04-22T01:38:40.88 | 0.3 | undecidable | manual | P | 85 | 19.6692 | 114 | 0.03 | 75 |
IV.NRCA.HHZ. | 2023-04-22T01:38:40.45 | 0.3 | undecidable | manual | S | 139 | 6.3936 | 143 | 0.17 | 74 |
IV.MMO1.EHZ. | 2023-04-22T01:38:40.97 | 0.3 | undecidable | manual | P | 83 | 21.5673 | 112 | -0.24 | 71 |
IV.NRCA.HHZ. | 2023-04-22T01:38:39.04 | 0.3 | undecidable | manual | P | 139 | 6.3936 | 143 | 0.34 | 72 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.7 | 0.00007769999999999999 | 0.16 | AML | other | m | 2023-04-22T01:38:40.48 |
IV.NRCA.HHE. | ML:0.7 | 0.00009185 | 0.2 | AML | other | m | 2023-04-22T01:38:40.53 |
IV.FDMO.HHE. | ML:0.4 | 0.00002 | 0.26 | AML | other | m | 2023-04-22T01:38:43.49 |
IV.FDMO.HHN. | ML:0.4 | 0.0000206 | 1.02 | AML | other | m | 2023-04-22T01:38:43.96 |
IV.MMO1.EHE. | ML:0.7 | 0.00003355 | 0.22 | AML | other | m | 2023-04-22T01:38:44.70 |
IV.MMO1.EHN. | ML:0.4 | 0.000021 | 0.32 | AML | other | m | 2023-04-22T01:38:45.23 |