A magnitude ML 1.0 earthquake occured in region: 7 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7920, 13.2110 at 10 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 | 7 | 1178 | 1178 |
Norcia | PG | 10 | 4957 | 6135 |
Accumoli | RI | 11 | 667 | 6802 |
Montegallo | AP | 12 | 523 | 7325 |
Castelsantangelo sul Nera | MC | 12 | 281 | 7606 |
Montemonaco | AP | 15 | 604 | 8210 |
Acquasanta Terme | AP | 17 | 2916 | 11126 |
Preci | PG | 17 | 724 | 11850 |
Cascia | PG | 18 | 3217 | 15067 |
Ussita | MC | 18 | 444 | 15511 |
Visso | MC | 18 | 1107 | 16618 |
Amatrice | RI | 19 | 2657 | 19275 |
Cittareale | RI | 20 | 482 | 19757 |
Montefortino | FM | 20 | 1178 | 20935 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-08-25 16:58:01 |
42.7923 | 13.2108 | 10 | 2023-08-25 17:12:21 |
Sala Sismica INGV-Roma | 120469171 |
Field | Value |
---|---|
Time (UTC) | 2023-08-25 16:58:01 ± 0.08 |
Latitude | 42.7923 ± 0.0045 |
Longitude | 13.2108 ± 0.0074 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120469171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 608 |
Semi-minor axis of confidence ellipse (meter) | 368 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 62 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 121 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 20 |
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) | 0.33455 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.4 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 120469171 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-25 17:12:21 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ACATE.HNZ. | 2023-08-25T16:59:40.72 | 3.0 | negative | manual | Pg | 16.309999 | 0 | |||
IV.MML1.EHZ. | 2023-08-25T16:58:16.31 | 3.0 | undecidable | manual | S | 0 | ||||
IV.TERO.HHZ. | 2023-08-25T16:58:13.62 | 0.6 | undecidable | manual | S | 120 | 37.1295 | 50 | -0.4 | 44 |
IV.CSP1.EHZ. | 2023-08-25T16:58:13.11 | 0.6 | undecidable | manual | S | 359 | 33.2445 | 50 | 0.14 | 47 |
IV.RM33.EHN. | 2023-08-25T16:58:12.48 | 0.6 | undecidable | manual | S | 179 | 31.4463 | 50 | -0.01 | 48 |
IV.TERO.HHZ. | 2023-08-25T16:58:08.46 | 1.0 | positive | manual | P | 120 | 37.1295 | 50 | -0.2 | 23 |
IV.CSP1.EHZ. | 2023-08-25T16:58:08.01 | 1.0 | positive | manual | P | 359 | 33.2445 | 50 | -0.04 | 24 |
IV.SNTG.HHZ. | 2023-08-25T16:58:08.46 | 3.0 | undecidable | manual | P | -1.42 | 0 | |||
IV.SMA1.EHZ. | 2023-08-25T16:58:08.81 | 0.6 | undecidable | manual | S | 150 | 20.6682 | 115 | -0.44 | 45 |
IV.MC2.EHZ. | 2023-08-25T16:58:07.34 | 0.6 | undecidable | manual | S | 352 | 13.2756 | 126 | 0.28 | 47 |
IV.RM33.EHN. | 2023-08-25T16:58:07.67 | 0.1 | undecidable | manual | P | 179 | 31.4463 | 50 | -0.11 | 95 |
IV.MTRA.EHE. | 2023-08-25T16:58:07.76 | 0.6 | undecidable | manual | S | 105 | 15.6732 | 122 | 0.04 | 49 |
IV.SMA1.EHZ. | 2023-08-25T16:58:06.31 | 0.1 | undecidable | manual | P | 150 | 20.6682 | 115 | 0.4 | 91 |
7F.SIB1.EHE. | 2023-08-25T16:58:06.79 | 0.6 | undecidable | manual | S | 23 | 12.2766 | 128 | 0 | 50 |
7F.SIB2.EHE. | 2023-08-25T16:58:06.65 | 0.6 | undecidable | manual | S | 35 | 13.2756 | 126 | -0.41 | 46 |
IV.MTRA.EHE. | 2023-08-25T16:58:05.40 | 0.1 | undecidable | manual | P | 105 | 15.6732 | 122 | 0.37 | 92 |
7F.SIB3.EHE. | 2023-08-25T16:58:05.77 | 0.6 | undecidable | manual | S | 28 | 10.3785 | 133 | -0.5 | 45 |
IV.NRCA.HHZ. | 2023-08-25T16:58:05.54 | 0.6 | undecidable | manual | S | 300 | 9.0798 | 137 | -0.41 | 46 |
7F.SIB2.EHE. | 2023-08-25T16:58:04.59 | 0.1 | undecidable | manual | P | 35 | 13.2756 | 126 | -0.05 | 99 |
7F.SIB3.EHE. | 2023-08-25T16:58:04.17 | 0.1 | undecidable | manual | P | 28 | 10.3785 | 133 | -0.01 | 100 |
7F.SIB1.EHE. | 2023-08-25T16:58:04.63 | 0.1 | undecidable | manual | P | 23 | 12.2766 | 128 | 0.15 | 97 |
IV.MC2.EHZ. | 2023-08-25T16:58:04.81 | 0.1 | undecidable | manual | P | 352 | 13.2756 | 126 | 0.17 | 96 |
IV.NRCA.HHZ. | 2023-08-25T16:58:03.96 | 0.1 | positive | manual | P | 300 | 9.0798 | 137 | -0.04 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.7 | 0.000737 | 0.14 | AML | other | m | 2023-08-25T16:58:05.86 |
IV.NRCA.HHN. | ML:1.7 | 0.0007955 | 0.1 | AML | other | m | 2023-08-25T16:58:06.25 |
IV.SMA1.EHN. | ML:0.6 | 0.00003165 | 0.34 | AML | other | m | 2023-08-25T16:58:09.45 |
IV.TERO.HHN. | ML:1.1 | 0.0000459 | 0.28 | AML | other | m | 2023-08-25T16:58:14.19 |
IV.TERO.HHE. | ML:1.0 | 0.00003725 | 0.08 | AML | other | m | 2023-08-25T16:58:14.36 |
IV.SMA1.EHE. | ML:0.6 | 0.000032242874999999994 | 0.3968 | AML | other | m | 2023-08-25T16:58:15.51 |