A magnitude ML 1.0 earthquake occured in region: 8 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.8050, 13.2060 at 11 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 | 8 | 1178 | 1178 |
Norcia | PG | 9 | 4957 | 6135 |
Castelsantangelo sul Nera | MC | 11 | 281 | 6416 |
Montegallo | AP | 11 | 523 | 6939 |
Accumoli | RI | 13 | 667 | 7606 |
Montemonaco | AP | 15 | 604 | 8210 |
Preci | PG | 16 | 724 | 8934 |
Ussita | MC | 17 | 444 | 9378 |
Visso | MC | 17 | 1107 | 10485 |
Acquasanta Terme | AP | 17 | 2916 | 13401 |
Cascia | PG | 18 | 3217 | 16618 |
Montefortino | FM | 19 | 1178 | 17796 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-08-13 21:34:13 |
42.8047 | 13.2063 | 11 | 2023-08-13 21:39:52 |
Sala Sismica INGV-Roma | 120099161 |
Field | Value |
---|---|
Time (UTC) | 2023-08-13 21:34:13 ± 0.11 |
Latitude | 42.8047 ± 0.0054 |
Longitude | 13.2063 ± 0.0098 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120099161 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 742 |
Semi-minor axis of confidence ellipse (meter) | 560 |
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) | 740.0 |
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 | 25 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28688 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 120099161 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-13 21:39:52 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VARE.HHZ. | 2023-08-13T21:36:04.75 | 3.0 | undecidable | manual | Sn | -3.43 | 0 | |||
IV.AGLI.HHZ. | 2023-08-13T21:35:35.41 | 3.0 | undecidable | manual | Sn | -1.84 | 0 | |||
OX.MARN.HHZ. | 2023-08-13T21:35:32.44 | 3.0 | undecidable | manual | Sn | -6.18 | 0 | |||
IV.VARE.HHZ. | 2023-08-13T21:35:32.64 | 3.0 | undecidable | manual | Pg | 17.49 | 0 | |||
GU.RSP.HHZ. | 2023-08-13T21:35:28.29 | 3.0 | undecidable | manual | Pn | 7.21 | 0 | |||
GU.MAIM.HHZ. | 2023-08-13T21:35:27.70 | 3.0 | undecidable | manual | Sg | 12.86 | 0 | |||
IV.QLNO.HHZ. | 2023-08-13T21:35:14.99 | 3.0 | positive | manual | Pn | 8.36 | 0 | |||
IV.PE3.EHZ. | 2023-08-13T21:34:47.89 | 3.0 | undecidable | manual | Sn | 1.78 | 0 | |||
IV.MCRV.HHZ. | 2023-08-13T21:34:43.60 | 3.0 | undecidable | manual | Pn | 2.06 | 0 | |||
IV.ARVD.HHZ. | 2023-08-13T21:34:37.26 | 3.0 | undecidable | manual | Sn | -1.39 | 0 | |||
IV.ATPI.EHZ. | 2023-08-13T21:34:32.24 | 3.0 | positive | manual | Pg | 5.55 | 0 | |||
IV.INTR.HHZ. | 2023-08-13T21:34:30.10 | 3.0 | undecidable | manual | S | -0.38 | 0 | |||
IV.MF5.EHZ. | 2023-08-13T21:34:24.19 | 0.1 | undecidable | manual | S | 45 | 28.9488 | 50 | 0.54 | 88 |
IV.CSP1.EHZ. | 2023-08-13T21:34:24.53 | 0.1 | undecidable | manual | S | 360 | 31.8459 | 50 | 0.1 | 97 |
IV.FDMO.HHZ. | 2023-08-13T21:34:23.04 | 0.1 | undecidable | manual | S | 339 | 27.4503 | 50 | -0.22 | 96 |
IV.SMA1.EHZ. | 2023-08-13T21:34:21.95 | 0.1 | undecidable | manual | S | 151 | 21.9669 | 50 | 0.16 | 98 |
IV.MF5.EHZ. | 2023-08-13T21:34:19.12 | 0.1 | undecidable | manual | P | 45 | 28.9488 | 50 | -0.19 | 96 |
IV.MMO1.EHZ. | 2023-08-13T21:34:19.41 | 0.1 | undecidable | manual | S | 43 | 14.3745 | 127 | -0.2 | 98 |
IV.CSP1.EHZ. | 2023-08-13T21:34:19.54 | 0.6 | negative | manual | P | 360 | 31.8459 | 50 | -0.22 | 47 |
IV.RCAV.EHZ. | 2023-08-13T21:34:18.13 | 3.0 | undecidable | manual | P | -2.99 | 0 | |||
IV.NRCA.HHZ. | 2023-08-13T21:34:18.25 | 0.1 | undecidable | manual | S | 293 | 8.1807 | 143 | 0.18 | 100 |
IV.FDMO.HHZ. | 2023-08-13T21:34:18.83 | 1.0 | undecidable | manual | P | 339 | 27.4503 | 50 | -0.26 | 24 |
IV.SMA1.EHZ. | 2023-08-13T21:34:17.95 | 0.1 | undecidable | manual | P | 151 | 21.9669 | 50 | -0.29 | 95 |
IV.NRCA.HHZ. | 2023-08-13T21:34:16.25 | 0.1 | positive | manual | P | 293 | 8.1807 | 143 | 0.16 | 100 |
IV.MMO1.EHZ. | 2023-08-13T21:34:16.96 | 1.0 | undecidable | manual | P | 43 | 14.3745 | 127 | -0.02 | 25 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.1 | 0.0001575 | 0.1 | AML | other | m | 2023-08-13T21:34:18.61 |
IV.NRCA.HHN. | ML:1.1 | 0.00015649999999999998 | 0.76 | AML | other | m | 2023-08-13T21:34:18.66 |
IV.ARVD.HHE. | ML:0.9 | 0.00001162 | 0.42 | AML | other | m | 2023-08-13T21:34:41.33 |
IV.ARVD.HHN. | ML:0.9 | 0.000008445 | 0.48 | AML | other | m | 2023-08-13T21:34:46.57 |