A magnitude ML 1.2 earthquake occured in region: 6 km NW Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8140, 13.2500 at 7 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 6 | 1178 | 1178 |
Montegallo | AP | 8 | 523 | 1701 |
Montemonaco | AP | 12 | 604 | 2305 |
Castelsantangelo sul Nera | MC | 12 | 281 | 2586 |
Norcia | PG | 13 | 4957 | 7543 |
Accumoli | RI | 13 | 667 | 8210 |
Acquasanta Terme | AP | 14 | 2916 | 11126 |
Montefortino | FM | 16 | 1178 | 12304 |
Ussita | MC | 17 | 444 | 12748 |
Visso | MC | 19 | 1107 | 13855 |
Preci | PG | 19 | 724 | 14579 |
Roccafluvione | AP | 19 | 2010 | 16589 |
Palmiano | AP | 20 | 196 | 16785 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2023-08-01 10:33:50 |
42.8138 | 13.2498 | 7 | 2023-08-01 10:51:41 |
Sala Sismica INGV-Roma | 119755751 |
Field | Value |
---|---|
Time (UTC) | 2023-08-01 10:33:50 ± 0.19 |
Latitude | 42.8138 ± 0.0063 |
Longitude | 13.2498 ± 0.0074 |
Depth (km) | 7 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119755751 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 636 |
Semi-minor axis of confidence ellipse (meter) | 277 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 215 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 163 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27969 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.4 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 119755751 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-01 10:51:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BAG8.EHZ. | 2023-08-01T10:35:27.75 | 3.0 | undecidable | manual | Sn | -3.1 | 0 | |||
CR.STON.BHZ. | 2023-08-01T10:35:26.72 | 3.0 | undecidable | manual | Sn | 1.97 | 0 | |||
MN.TRI.HHZ. | 2023-08-01T10:35:25.85 | 3.0 | undecidable | manual | Sg | 7.38 | 0 | |||
IV.CTI.HHZ. | 2023-08-01T10:35:24.07 | 3.0 | undecidable | manual | Sn | -4.29 | 0 | |||
IV.SCIAC.HHZ. | 2023-08-01T10:35:10.76 | 3.0 | undecidable | manual | Pg | 9.96 | 0 | |||
IV.ZCCA.HHZ. | 2023-08-01T10:35:02.26 | 3.0 | undecidable | manual | Sg | 6.35 | 0 | |||
IY.CHCE.HHZ.00 | 2023-08-01T10:35:01.52 | 3.0 | undecidable | manual | Pg | 5.36 | 0 | |||
OX.MPRI.HHZ. | 2023-08-01T10:34:50.24 | 3.0 | undecidable | manual | Pg | 6.18 | 0 | |||
IV.MCRV.HHZ. | 2023-08-01T10:34:49.96 | 3.0 | undecidable | manual | Sn | -6.86 | 0 | |||
IV.ZEN8.EHZ. | 2023-08-01T10:34:36.92 | 3.0 | undecidable | manual | Pn | -4.09 | 0 | |||
GU.GSCL.HHZ. | 2023-08-01T10:34:27.32 | 3.0 | undecidable | manual | Pn | -0.02 | 0 | |||
IV.CSP1.EHZ. | 2023-08-01T10:34:01.61 | 0.6 | undecidable | manual | S | 353 | 31.0467 | 103 | 0.13 | 48 |
IV.FDMO.HHZ. | 2023-08-01T10:34:00.39 | 0.6 | undecidable | manual | S | 332 | 28.0497 | 105 | -0.06 | 49 |
IV.RCAV.EHZ. | 2023-08-01T10:33:59.23 | 3.0 | undecidable | manual | S | -9.99 | 0 | |||
IV.VVLD.HNZ. | 2023-08-01T10:33:58.52 | 3.0 | positive | manual | P | -3.48 | 0 | |||
IV.CSP1.EHZ. | 2023-08-01T10:33:56.64 | 0.6 | undecidable | manual | P | 353 | 31.0467 | 103 | -0.16 | 48 |
IV.FDMO.HHZ. | 2023-08-01T10:33:56.09 | 1.0 | negative | manual | P | 332 | 28.0497 | 105 | -0.12 | 24 |
IV.MC2.EHZ. | 2023-08-01T10:33:55.78 | 0.3 | undecidable | manual | S | 335 | 11.877 | 122 | 0.52 | 68 |
7F.SIB1.EHZ. | 2023-08-01T10:33:54.22 | 0.6 | undecidable | manual | S | 10 | 9.0798 | 129 | -0.25 | 48 |
IV.NRCA.HHZ. | 2023-08-01T10:33:54.82 | 0.6 | undecidable | manual | S | 281 | 11.2776 | 123 | -0.24 | 48 |
IV.MF5.EHZ. | 2023-08-01T10:33:54.86 | 1.0 | undecidable | manual | P | 41 | 25.752 | 106 | -0.91 | 19 |
7F.SIB2.EHN. | 2023-08-01T10:33:54.75 | 0.6 | undecidable | manual | S | 27 | 9.6792 | 127 | 0.14 | 50 |
IV.MC2.EHZ. | 2023-08-01T10:33:53.37 | 0.1 | undecidable | manual | P | 335 | 11.877 | 122 | 0.17 | 98 |
IV.MTRA.EHZ. | 2023-08-01T10:33:53.73 | 0.1 | undecidable | manual | P | 118 | 13.4754 | 118 | 0.24 | 96 |
IV.NRCA.HHZ. | 2023-08-01T10:33:53.01 | 0.1 | negative | manual | P | 281 | 11.2776 | 123 | -0.08 | 100 |
7F.SIB3.EHN. | 2023-08-01T10:33:53.76 | 0.3 | undecidable | manual | S | 14 | 6.993 | 136 | -0.16 | 74 |
7F.SIB2.EHN. | 2023-08-01T10:33:52.73 | 0.1 | undecidable | manual | P | 27 | 9.6792 | 127 | -0.1 | 100 |
7F.SIB3.EHN. | 2023-08-01T10:33:52.29 | 0.1 | undecidable | manual | P | 14 | 6.993 | 136 | -0.15 | 99 |
7F.SIB1.EHZ. | 2023-08-01T10:33:52.85 | 0.1 | undecidable | manual | P | 10 | 9.0798 | 129 | 0.1 | 100 |
IV.PTQR.HHZ. | 2023-08-01T10:33:51.37 | 3.0 | undecidable | manual | P | -6.45 | 0 | |||
IV.ARRO.EHZ. | 2023-08-01T10:33:48.44 | 3.0 | negative | manual | P | -0.08 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.3 | 0.00028649999999999997 | 1.9 | AML | other | m | 2023-08-01T10:33:55.96 |
IV.NRCA.HHN. | ML:1.5 | 0.000452 | 0.1 | AML | other | m | 2023-08-01T10:33:55.39 |
IV.FDMO.HHE. | ML:0.6 | 0.000020499999999999997 | 0.62 | AML | other | m | 2023-08-01T10:34:01.22 |
IV.FDMO.HHN. | ML:0.6 | 0.00002235 | 1.02 | AML | other | m | 2023-08-01T10:34:02.67 |
IV.CSP1.EHN. | ML:1.4 | 0.000110001955 | 0.1984 | AML | other | m | 2023-08-01T10:34:01.83 |
IV.CSP1.EHE. | ML:1.2 | 0.000069862515 | 0.2176 | AML | other | m | 2023-08-01T10:34:02.72 |