A magnitude ML 0.7 earthquake occured in region: 6 km SW Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8530, 13.1110 at 9 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 6 | 281 | 281 |
Preci | PG | 7 | 724 | 1005 |
Norcia | PG | 7 | 4957 | 5962 |
Visso | MC | 9 | 1107 | 7069 |
Ussita | MC | 11 | 444 | 7513 |
Sellano | PG | 15 | 1079 | 8592 |
Cerreto di Spoleto | PG | 16 | 1075 | 9667 |
Cascia | PG | 17 | 3217 | 12884 |
Arquata del Tronto | AP | 18 | 1178 | 14062 |
Monte Cavallo | MC | 18 | 145 | 14207 |
Montegallo | AP | 18 | 523 | 14730 |
Montemonaco | AP | 18 | 604 | 15334 |
Bolognola | MC | 18 | 142 | 15476 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2023-04-26 23:26:31 |
42.8533 | 13.1108 | 9 | 2023-04-26 23:31:34 |
Sala Sismica INGV-Roma | 116782011 |
Field | Value |
---|---|
Time (UTC) | 2023-04-26 23:26:31 ± 0.09 |
Latitude | 42.8533 ± 0.0045 |
Longitude | 13.1108 ± 0.0074 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116782011 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 593 |
Semi-minor axis of confidence ellipse (meter) | 431 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 259 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 590.0 |
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 | 15 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28868 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 116782011 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-26 23:31:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2023-04-26T23:26:43.07 | 0.6 | undecidable | manual | S | 62 | 32.0457 | 50 | 0.47 | 45 |
IV.CSP1.EHZ. | 2023-04-26T23:26:41.03 | 0.6 | undecidable | manual | S | 16 | 27.5502 | 108 | -0.2 | 48 |
IV.SMA1.EHZ. | 2023-04-26T23:26:41.70 | 0.6 | undecidable | manual | S | 143 | 30.747 | 50 | -0.56 | 43 |
IV.CESI.HHZ. | 2023-04-26T23:26:40.07 | 0.6 | undecidable | manual | S | 315 | 23.754 | 111 | 0.08 | 49 |
IV.CAMP.HHZ. | 2023-04-26T23:26:40.13 | 3.0 | undecidable | manual | P | 0 | 0 | |||
IV.FDMO.HHZ. | 2023-04-26T23:26:38.77 | 0.6 | undecidable | manual | S | 355 | 20.3685 | 114 | -0.15 | 49 |
IV.MMO1.EHZ. | 2023-04-26T23:26:38.22 | 0.6 | undecidable | manual | S | 74 | 18.2706 | 117 | -0.04 | 50 |
IV.SMA1.EHZ. | 2023-04-26T23:26:37.56 | 0.1 | undecidable | manual | P | 143 | 30.747 | 50 | -0.01 | 98 |
IV.MF5.EHZ. | 2023-04-26T23:26:37.92 | 0.1 | undecidable | manual | P | 62 | 32.0457 | 50 | 0.15 | 95 |
IV.CESI.HHZ. | 2023-04-26T23:26:36.37 | 0.6 | positive | manual | P | 315 | 23.754 | 111 | 0.11 | 49 |
IV.CSP1.EHZ. | 2023-04-26T23:26:36.81 | 0.1 | undecidable | manual | P | 16 | 27.5502 | 108 | -0.16 | 96 |
IV.MMO1.EHZ. | 2023-04-26T23:26:35.30 | 0.1 | positive | manual | P | 74 | 18.2706 | 117 | 0.04 | 100 |
IV.FDMO.HHZ. | 2023-04-26T23:26:35.32 | 1.0 | negative | manual | P | 355 | 20.3685 | 114 | -0.32 | 23 |
IV.NRCA.HHZ. | 2023-04-26T23:26:34.38 | 0.6 | undecidable | manual | S | 173 | 2.1978 | 166 | -0.04 | 51 |
IV.NRCA.HHZ. | 2023-04-26T23:26:33.28 | 0.1 | undecidable | manual | P | 173 | 2.1978 | 166 | 0.24 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:0.6 | 0.0000236 | 0.18 | AML | other | m | 2023-04-26T23:26:40.33 |
IV.CESI.HHN. | ML:0.7 | 0.00003275 | 0.32 | AML | other | m | 2023-04-26T23:26:40.50 |