A magnitude ML 1.1 earthquake occured in region: 6 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6480, 13.2230 at 14 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 | 6 | 667 | 667 |
Amatrice | RI | 6 | 2657 | 3324 |
Cittareale | RI | 6 | 482 | 3806 |
Montereale | AQ | 14 | 2581 | 6387 |
Arquata del Tronto | AP | 15 | 1178 | 7565 |
Capitignano | AQ | 16 | 665 | 8230 |
Campotosto | AQ | 16 | 542 | 8772 |
Borbona | RI | 17 | 617 | 9389 |
Posta | RI | 17 | 694 | 10083 |
Cascia | PG | 19 | 3217 | 13300 |
Norcia | PG | 19 | 4957 | 18257 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-05-22 02:57:12 |
42.648 | 13.2228 | 14 | 2023-05-22 05:38:56 |
Sala Sismica INGV-Roma | 117578341 |
Field | Value |
---|---|
Time (UTC) | 2023-05-22 02:57:12 ± 0.11 |
Latitude | 42.6480 ± 0.0045 |
Longitude | 13.2228 ± 0.0049 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 117578341 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 499 |
Semi-minor axis of confidence ellipse (meter) | 120 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 47 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 78 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.08454 |
Epicentral distance of station farthest from the epicenter (degree) | 0.40110 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 117578341 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-22 05:38:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2023-05-22T02:57:26.84 | 0.3 | undecidable | manual | S | 346 | 44.5221 | 95 | 0.22 | 69 |
IV.GIGS.HHZ. | 2023-05-22T02:57:24.29 | 0.3 | undecidable | manual | S | 127 | 35.8419 | 97 | -0.04 | 71 |
IV.MMO1.EHZ. | 2023-05-22T02:57:22.50 | 0.3 | undecidable | manual | S | 17 | 29.1486 | 99 | -0.05 | 73 |
IV.TERO.HHZ. | 2023-05-22T02:57:22.87 | 0.6 | undecidable | manual | S | 95 | 31.2465 | 98 | -0.23 | 46 |
IV.FDMO.HHZ. | 2023-05-22T02:57:21.95 | 1.0 | undecidable | manual | P | 346 | 44.5221 | 95 | 1.4 | 14 |
IV.NRCA.HHZ. | 2023-05-22T02:57:20.26 | 0.6 | undecidable | manual | S | 337 | 22.3554 | 105 | -0.53 | 44 |
IV.GIGS.HHZ. | 2023-05-22T02:57:19.27 | 0.6 | negative | manual | P | 127 | 35.8419 | 97 | 0.04 | 48 |
IV.ARRO.EHZ. | 2023-05-22T02:57:19.57 | 0.6 | undecidable | manual | P | 259 | 38.1285 | 96 | 0 | 48 |
IV.RM33.EHZ. | 2023-05-22T02:57:19.05 | 0.6 | undecidable | manual | S | 182 | 15.4734 | 117 | 0 | 50 |
IV.TERO.HHZ. | 2023-05-22T02:57:18.44 | 0.3 | undecidable | manual | P | 95 | 31.2465 | 98 | -0.08 | 71 |
IV.LNSS.HHZ. | 2023-05-22T02:57:18.94 | 0.6 | undecidable | manual | S | 251 | 15.6732 | 117 | -0.18 | 48 |
IV.MMO1.EHZ. | 2023-05-22T02:57:18.18 | 1.0 | undecidable | manual | P | 17 | 29.1486 | 99 | -0.02 | 24 |
IV.SMA1.EHZ. | 2023-05-22T02:57:17.76 | 0.6 | undecidable | manual | S | 102 | 9.3795 | 137 | 0 | 50 |
IV.NRCA.HHZ. | 2023-05-22T02:57:17.04 | 0.1 | negative | manual | P | 337 | 22.3554 | 105 | -0.14 | 96 |
IV.LNSS.HHZ. | 2023-05-22T02:57:16.23 | 0.1 | undecidable | manual | P | 251 | 15.6732 | 117 | 0.01 | 100 |
IV.RM33.EHZ. | 2023-05-22T02:57:16.35 | 0.1 | positive | manual | P | 182 | 15.4734 | 117 | 0.17 | 98 |
IV.SMA1.EHZ. | 2023-05-22T02:57:15.67 | 0.3 | positive | manual | P | 102 | 9.3795 | 137 | 0.24 | 73 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.3 | 0.00023150000000000002 | 0.24 | AML | other | m | 2023-05-22T02:57:18.17 |
IV.SMA1.EHE. | ML:1.6 | 0.00040300000000000004 | 0.22 | AML | other | m | 2023-05-22T02:57:18.32 |
IV.LNSS.HHE. | ML:1.2 | 0.0001215 | 0.22 | AML | other | m | 2023-05-22T02:57:19.16 |
IV.RM33.EHN. | ML:0.7 | 0.00004055 | 0.48 | AML | other | m | 2023-05-22T02:57:19.75 |
IV.LNSS.HHN. | ML:1.1 | 0.0000988 | 1.06 | AML | other | m | 2023-05-22T02:57:19.77 |
IV.RM33.EHE. | ML:0.9 | 0.0000582 | 0.44 | AML | other | m | 2023-05-22T02:57:19.60 |
IV.NRCA.HHN. | ML:1.1 | 0.00007935 | 0.14 | AML | other | m | 2023-05-22T02:57:20.47 |
IV.NRCA.HHE. | ML:1.3 | 0.0001225 | 0.14 | AML | other | m | 2023-05-22T02:57:20.95 |
IV.TERO.HHN. | ML:1.1 | 0.00006235 | 0.06 | AML | other | m | 2023-05-22T02:57:22.94 |
IV.TERO.HHE. | ML:0.9 | 0.00003365 | 1.82 | AML | other | m | 2023-05-22T02:57:23.94 |