A magnitude ML 1.0 earthquake occured in region: 6 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7400, 13.1980 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 |
---|---|---|---|---|
Accumoli | RI | 7 | 667 | 667 |
Arquata del Tronto | AP | 9 | 1178 | 1845 |
Norcia | PG | 10 | 4957 | 6802 |
Cittareale | RI | 14 | 482 | 7284 |
Amatrice | RI | 14 | 2657 | 9941 |
Cascia | PG | 15 | 3217 | 13158 |
Montegallo | AP | 16 | 523 | 13681 |
Castelsantangelo sul Nera | MC | 18 | 281 | 13962 |
Acquasanta Terme | AP | 18 | 2916 | 16878 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-05-18 22:03:35 |
42.7402 | 13.1977 | 11 | 2023-05-18 22:07:58 |
Sala Sismica INGV-Roma | 117464561 |
Field | Value |
---|---|
Time (UTC) | 2023-05-18 22:03:35 ± 0.04 |
Latitude | 42.7402 ± 0.0018 |
Longitude | 13.1977 ± 0.0037 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117464561 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 241 |
Semi-minor axis of confidence ellipse (meter) | 188 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 115 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 240.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 83 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 20 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.1 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.35163 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 117464561 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-18 22:07:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MURB.HHZ. | 2023-05-18T22:03:50.57 | 3.0 | negative | manual | P | 0.65 | 0 | |||
IV.CSP1.EHN. | 2023-05-18T22:03:48.42 | 0.6 | undecidable | manual | S | 1 | 39.0276 | 50 | 0.22 | 62 |
IV.CING.HHZ. | 2023-05-18T22:03:47.99 | 3.0 | undecidable | manual | P | -0.33 | 0 | |||
IV.CESI.HHZ. | 2023-05-18T22:03:47.91 | 0.6 | undecidable | manual | S | 321 | 37.8288 | 50 | 0.03 | 64 |
IV.FDMO.HHZ. | 2023-05-18T22:03:46.91 | 0.6 | undecidable | manual | S | 345 | 34.0437 | 50 | 0.03 | 65 |
IV.GAVE.EHZ. | 2023-05-18T22:03:44.26 | 0.6 | undecidable | manual | S | 258 | 25.2525 | 50 | -0.28 | 62 |
IV.ARRO.EHZ. | 2023-05-18T22:03:43.44 | 3.0 | negative | manual | P | 0.36 | 0 | |||
IV.MML1.EHZ. | 2023-05-18T22:03:43.98 | 3.0 | undecidable | manual | P | -0.18 | 0 | |||
IV.GIGS.HHZ. | 2023-05-18T22:03:43.68 | 3.0 | undecidable | manual | P | 0.04 | 0 | |||
IV.TERO.HHZ. | 2023-05-18T22:03:42.13 | 3.0 | undecidable | manual | P | -0.1 | 0 | |||
IV.CESI.HHZ. | 2023-05-18T22:03:42.60 | 0.6 | negative | manual | P | 321 | 37.8288 | 50 | 0.08 | 63 |
IV.SMA1.EHZ. | 2023-05-18T22:03:42.07 | 0.6 | undecidable | manual | S | 137 | 16.5723 | 122 | 0.08 | 66 |
7F.SIB2.EHZ. | 2023-05-18T22:03:42.55 | 0.6 | undecidable | manual | S | 27 | 18.87 | 119 | -0.13 | 65 |
IV.GUMA.HHZ. | 2023-05-18T22:03:42.88 | 3.0 | positive | manual | P | 0.1 | 0 | |||
IV.CSP1.EHN. | 2023-05-18T22:03:42.53 | 0.6 | undecidable | manual | P | 1 | 39.0276 | 50 | -0.17 | 62 |
IV.LNSS.HHZ. | 2023-05-18T22:03:42.98 | 0.6 | undecidable | manual | S | 220 | 19.9689 | 118 | -0.03 | 66 |
IV.MF5.EHZ. | 2023-05-18T22:03:42.57 | 3.0 | undecidable | manual | P | 0.3 | 0 | |||
IV.FDMO.HHZ. | 2023-05-18T22:03:41.91 | 0.6 | positive | manual | P | 345 | 34.0437 | 50 | -0.03 | 65 |
7F.SIB3.EHZ. | 2023-05-18T22:03:41.77 | 0.6 | undecidable | manual | S | 21 | 16.0728 | 123 | -0.08 | 66 |
IV.MTRA.HNN. | 2023-05-18T22:03:41.72 | 0.6 | undecidable | manual | S | 84 | 16.2726 | 123 | -0.2 | 64 |
IV.GAVE.EHZ. | 2023-05-18T22:03:40.65 | 1.0 | negative | manual | P | 258 | 25.2525 | 50 | 0.06 | 33 |
IV.NRCA.HNN. | 2023-05-18T22:03:40.78 | 0.6 | undecidable | manual | S | 327 | 12.3765 | 130 | -0.04 | 67 |
IV.RM33.EHZ. | 2023-05-18T22:03:40.53 | 3.0 | positive | manual | P | -0.05 | 0 | |||
IV.LNSS.HHZ. | 2023-05-18T22:03:39.72 | 0.3 | positive | manual | P | 220 | 19.9689 | 118 | 0.01 | 100 |
IV.MMO1.EHZ. | 2023-05-18T22:03:39.88 | 3.0 | positive | manual | P | -0.04 | 0 | |||
7F.SIB3.EHZ. | 2023-05-18T22:03:39.07 | 0.3 | undecidable | manual | P | 21 | 16.0728 | 123 | 0.03 | 100 |
IV.MTRA.HNN. | 2023-05-18T22:03:39.12 | 0.6 | undecidable | manual | P | 84 | 16.2726 | 123 | 0.04 | 67 |
IV.SMA1.EHZ. | 2023-05-18T22:03:39.28 | 0.6 | undecidable | manual | P | 137 | 16.5723 | 122 | 0.16 | 65 |
7F.SIB2.EHZ. | 2023-05-18T22:03:39.52 | 0.3 | undecidable | manual | P | 27 | 18.87 | 119 | 0.01 | 100 |
IV.NRCA.HNN. | 2023-05-18T22:03:38.63 | 0.3 | undecidable | manual | P | 327 | 12.3765 | 130 | 0.19 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:0.9 | 0.00006809999999999999 | 1.32 | AML | other | m | 2023-05-18T22:03:42.26 |
IV.MMO1.EHE. | ML:1.0 | 0.0000701 | 0.74 | AML | other | m | 2023-05-18T22:03:43.64 |
IV.LNSS.HHN. | ML:1.0 | 0.00008054999999999999 | 0.26 | AML | other | m | 2023-05-18T22:03:43.29 |
IV.MMO1.EHN. | ML:1.1 | 0.00009345000000000001 | 0.1 | AML | other | m | 2023-05-18T22:03:43.27 |
IV.LNSS.HHE. | ML:1.1 | 0.00009825 | 0.12 | AML | other | m | 2023-05-18T22:03:44.06 |
IV.RM33.EHN. | ML:0.8 | 0.0000378 | 1.38 | AML | other | m | 2023-05-18T22:03:45.75 |
IV.GAVE.EHE. | ML:1.3 | 0.000124 | 1.1 | AML | other | m | 2023-05-18T22:03:45.34 |
IV.RM33.EHE. | ML:0.7 | 0.0000309 | 0.68 | AML | other | m | 2023-05-18T22:03:45.02 |
IV.GAVE.EHN. | ML:1.3 | 0.00010495 | 0.64 | AML | other | m | 2023-05-18T22:03:45.15 |
IV.SMA1.EHN. | ML:0.8 | 0.000053150000000000004 | 0.44 | AML | other | m | 2023-05-18T22:03:46.58 |
IV.TERO.HHN. | ML:1.0 | 0.00003775 | 0.12 | AML | other | m | 2023-05-18T22:03:47.21 |
IV.TERO.HHE. | ML:0.8 | 0.00002615 | 0.74 | AML | other | m | 2023-05-18T22:03:48.01 |
IV.MF5.EHN. | ML:1.1 | 0.000048100000000000004 | 1.58 | AML | other | m | 2023-05-18T22:03:49.99 |
IV.MF5.EHE. | ML:1.0 | 0.00004025000000000001 | 1.14 | AML | other | m | 2023-05-18T22:03:56.14 |