A magnitude ML 1.7 earthquake occured in region: 7 km W Arquata del Tronto (AP), on
and geographic coordinates (lat, lon) 42.7960, 13.2180 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 |
---|---|---|---|---|
Arquata del Tronto | AP | 7 | 1178 | 1178 |
Norcia | PG | 10 | 4957 | 6135 |
Montegallo | AP | 11 | 523 | 6658 |
Accumoli | RI | 11 | 667 | 7325 |
Castelsantangelo sul Nera | MC | 12 | 281 | 7606 |
Montemonaco | AP | 15 | 604 | 8210 |
Acquasanta Terme | AP | 16 | 2916 | 11126 |
Preci | PG | 17 | 724 | 11850 |
Ussita | MC | 18 | 444 | 12294 |
Visso | MC | 18 | 1107 | 13401 |
Cascia | PG | 19 | 3217 | 16618 |
Montefortino | FM | 19 | 1178 | 17796 |
Amatrice | RI | 19 | 2657 | 20453 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.7 | 2023-08-23 07:38:32 |
42.796 | 13.218 | 9 | 2023-08-23 07:48:41 |
Sala Sismica INGV-Roma | 120401451 |
Field | Value |
---|---|
Time (UTC) | 2023-08-23 07:38:32 ± 0.04 |
Latitude | 42.7960 ± 0.0018 |
Longitude | 13.2180 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 120401451 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 281 |
Semi-minor axis of confidence ellipse (meter) | 175 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 92 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 64 |
Number of associated phases, regardless of their use for origin computation | 42 |
Number of defining phases | 37 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.80579 |
Number of stations at which the event was observed | 24 |
Number of stations from which data was used for origin computation | 20 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.3 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 120401451 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-08-23 07:48:41 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RIBO.EHZ.01 | 2023-08-23T07:39:05.01 | 3.0 | negative | manual | Pg | 4.75 | 0 | |||
IV.PIEI.HHZ. | 2023-08-23T07:39:03.70 | 3.0 | undecidable | manual | S | 0.18 | 0 | |||
IV.ASSB.HHZ. | 2023-08-23T07:38:49.89 | 3.0 | undecidable | manual | S | -0.02 | 0 | |||
IV.GIGS.HHZ. | 2023-08-23T07:38:47.95 | 0.6 | undecidable | manual | S | 143 | 47.8188 | 50 | 0.14 | 46 |
IV.FRON.EHZ. | 2023-08-23T07:38:47.28 | 0.6 | undecidable | manual | P | 334 | 89.4438 | 50 | -0.31 | 41 |
IV.MML1.EHZ. | 2023-08-23T07:38:46.24 | 0.6 | undecidable | manual | S | 330 | 40.5261 | 50 | 0.38 | 44 |
IV.MURB.HHZ. | 2023-08-23T07:38:45.81 | 0.6 | negative | manual | P | 313 | 76.4679 | 50 | 0.22 | 43 |
IV.TERO.HHZ. | 2023-08-23T07:38:44.53 | 0.6 | undecidable | manual | S | 121 | 36.8298 | 50 | -0.35 | 45 |
IV.GUMA.HHZ. | 2023-08-23T07:38:43.79 | 0.6 | undecidable | manual | S | 18 | 31.0467 | 106 | 0.46 | 44 |
IV.MF5.EHZ. | 2023-08-23T07:38:43.00 | 0.6 | undecidable | manual | S | 43 | 28.9488 | 107 | 0.38 | 45 |
IV.CSP1.EHZ. | 2023-08-23T07:38:43.74 | 0.6 | undecidable | manual | S | 358 | 32.8449 | 50 | -0.07 | 48 |
IV.ATCC.EHZ. | 2023-08-23T07:38:43.73 | 3.0 | negative | manual | P | -0.18 | 0 | |||
IV.RM33.EHZ. | 2023-08-23T07:38:43.68 | 0.6 | undecidable | manual | S | 181 | 31.8459 | 50 | 0.14 | 47 |
IV.GAVE.EHZ. | 2023-08-23T07:38:42.32 | 0.6 | undecidable | manual | S | 247 | 28.749 | 107 | -0.24 | 47 |
IV.FDMO.HHZ. | 2023-08-23T07:38:42.48 | 0.6 | undecidable | manual | S | 338 | 28.749 | 107 | -0.06 | 48 |
IV.GIGS.HHZ. | 2023-08-23T07:38:41.10 | 1.0 | undecidable | manual | P | 143 | 47.8188 | 50 | -0.07 | 23 |
IV.ASSB.HHZ. | 2023-08-23T07:38:41.88 | 3.0 | undecidable | manual | P | -0.25 | 0 | |||
IV.LNSS.HHZ. | 2023-08-23T07:38:41.87 | 0.6 | undecidable | manual | S | 214 | 25.8519 | 109 | 0.27 | 47 |
IV.TERO.HHZ. | 2023-08-23T07:38:39.16 | 0.6 | undecidable | manual | P | 121 | 36.8298 | 50 | -0.32 | 45 |
IV.MML1.EHZ. | 2023-08-23T07:38:39.93 | 1.0 | positive | manual | P | 330 | 40.5261 | 50 | -0.12 | 23 |
IV.RM33.EHZ. | 2023-08-23T07:38:38.59 | 0.6 | undecidable | manual | P | 181 | 31.8459 | 50 | -0.12 | 47 |
IV.GUMA.HHZ. | 2023-08-23T07:38:38.72 | 0.3 | positive | manual | P | 18 | 31.0467 | 106 | 0.14 | 71 |
IV.GAVE.EHZ. | 2023-08-23T07:38:38.13 | 0.3 | undecidable | manual | P | 247 | 28.749 | 107 | -0.01 | 73 |
IV.MTRA.EHZ. | 2023-08-23T07:38:38.40 | 0.6 | undecidable | manual | S | 107 | 15.1737 | 120 | 0.19 | 48 |
IV.MF5.EHZ. | 2023-08-23T07:38:38.47 | 1.0 | positive | manual | P | 43 | 28.9488 | 107 | 0.29 | 23 |
IV.CSP1.EHZ. | 2023-08-23T07:38:38.59 | 0.6 | negative | manual | P | 358 | 32.8449 | 50 | -0.27 | 46 |
7F.SIB1.EHZ. | 2023-08-23T07:38:37.16 | 0.6 | undecidable | manual | S | 21 | 11.7771 | 127 | -0.06 | 50 |
IV.FDMO.HHZ. | 2023-08-23T07:38:37.94 | 0.3 | undecidable | manual | P | 338 | 28.749 | 107 | -0.19 | 71 |
IV.MC2.EHZ. | 2023-08-23T07:38:37.94 | 0.6 | undecidable | manual | S | 350 | 12.9759 | 124 | 0.36 | 47 |
IV.MMO1.EHZ. | 2023-08-23T07:38:37.82 | 0.6 | undecidable | manual | S | 38 | 14.4744 | 122 | -0.19 | 48 |
7F.SIB2.EHZ. | 2023-08-23T07:38:37.03 | 0.6 | undecidable | manual | S | 33 | 12.6762 | 125 | -0.45 | 46 |
IV.LNSS.HHZ. | 2023-08-23T07:38:37.62 | 0.3 | undecidable | manual | P | 214 | 25.8519 | 109 | 0.03 | 73 |
IV.NRCA.HHZ. | 2023-08-23T07:38:36.35 | 0.6 | undecidable | manual | S | 296 | 9.3795 | 133 | -0.26 | 48 |
IV.SMA1.EHZ. | 2023-08-23T07:38:36.67 | 0.3 | undecidable | manual | P | 152 | 20.6682 | 113 | 0.05 | 74 |
7F.SIB3.EHZ. | 2023-08-23T07:38:36.19 | 0.6 | undecidable | manual | S | 26 | 9.7791 | 132 | -0.5 | 45 |
IV.MTRA.EHZ. | 2023-08-23T07:38:35.82 | 0.3 | undecidable | manual | P | 107 | 15.1737 | 120 | 0.19 | 72 |
7F.SIB2.EHZ. | 2023-08-23T07:38:35.12 | 0.1 | undecidable | manual | P | 33 | 12.6762 | 125 | -0.09 | 99 |
7F.SIB1.EHZ. | 2023-08-23T07:38:35.13 | 0.1 | undecidable | manual | P | 21 | 11.7771 | 127 | 0.07 | 99 |
IV.MC2.EHZ. | 2023-08-23T07:38:35.49 | 0.1 | undecidable | manual | P | 350 | 12.9759 | 124 | 0.22 | 96 |
IV.MMO1.EHZ. | 2023-08-23T07:38:35.55 | 0.1 | undecidable | manual | P | 38 | 14.4744 | 122 | 0.04 | 100 |
7F.SIB3.EHZ. | 2023-08-23T07:38:34.62 | 0.1 | undecidable | manual | P | 26 | 9.7791 | 132 | -0.13 | 98 |
IV.NRCA.HHZ. | 2023-08-23T07:38:34.76 | 0.1 | negative | manual | P | 296 | 9.3795 | 133 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:2.5 | 0.00415 | 0.1 | AML | other | m | 2023-08-23T07:38:36.64 |
IV.NRCA.HNE. | ML:2.4 | 0.003965 | 0.12 | AML | other | m | 2023-08-23T07:38:36.64 |
IV.NRCA.HHN. | ML:2.4 | 0.00377 | 0.18 | AML | other | m | 2023-08-23T07:38:36.69 |
IV.NRCA.HNN. | ML:2.4 | 0.0033599999999999997 | 0.2 | AML | other | m | 2023-08-23T07:38:36.69 |
IV.MMO1.EHE. | ML:1.8 | 0.00065386665 | 0.224 | AML | other | m | 2023-08-23T07:38:38.70 |
IV.MMO1.EHN. | ML:1.9 | 0.0008017039 | 0.2048 | AML | other | m | 2023-08-23T07:38:38.91 |
IV.MTRA.EHN. | ML:1.8 | 0.0006680000000000001 | 0.52 | AML | other | m | 2023-08-23T07:38:39.61 |
IV.MTRA.HNE. | ML:1.9 | 0.0008835 | 0.16 | AML | other | m | 2023-08-23T07:38:39.67 |
IV.MTRA.EHE. | ML:1.9 | 0.0008885 | 0.16 | AML | other | m | 2023-08-23T07:38:39.67 |
IV.MTRA.HNN. | ML:1.8 | 0.000639 | 0.44 | AML | other | m | 2023-08-23T07:38:39.61 |
IV.LNSS.HHN. | ML:1.7 | 0.000322 | 0.16 | AML | other | m | 2023-08-23T07:38:42.77 |
IV.LNSS.HHE. | ML:1.6 | 0.000255 | 0.16 | AML | other | m | 2023-08-23T07:38:42.88 |
IV.RM33.EHN. | ML:1.4 | 0.00011005 | 1.86 | AML | other | m | 2023-08-23T07:38:44.03 |
IV.GAVE.EHN. | ML:1.6 | 0.000222 | 0.18 | AML | other | m | 2023-08-23T07:38:44.27 |
IV.CSP1.EHE. | ML:1.9 | 0.0003565 | 0.28 | AML | other | m | 2023-08-23T07:38:44.37 |
IV.FDMO.HHN. | ML:1.4 | 0.000116596255 | 0.1408 | AML | other | m | 2023-08-23T07:38:42.80 |
IV.CSP1.EHN. | ML:1.9 | 0.00032450000000000003 | 0.36 | AML | other | m | 2023-08-23T07:38:44.56 |
IV.GAVE.EHE. | ML:1.6 | 0.00023199999999999997 | 0.16 | AML | other | m | 2023-08-23T07:38:44.80 |
IV.TERO.HHE. | ML:1.4 | 0.00008975 | 1.26 | AML | other | m | 2023-08-23T07:38:44.93 |
IV.RM33.EHE. | ML:1.3 | 0.00010031324 | 0.16 | AML | other | m | 2023-08-23T07:38:45.37 |
IV.TERO.HHN. | ML:1.4 | 0.00009621478 | 0.1024 | AML | other | m | 2023-08-23T07:38:45.05 |
IV.FDMO.HHE. | ML:1.3 | 0.0001005 | 0.68 | AML | other | m | 2023-08-23T07:38:45.50 |
IV.MML1.EHN. | ML:1.2 | 0.000057046125000000004 | 0.2176 | AML | other | m | 2023-08-23T07:38:47.19 |
IV.MML1.EHE. | ML:1.2 | 0.000053565895 | 0.2432 | AML | other | m | 2023-08-23T07:38:49.31 |