A magnitude ML 0.9 earthquake occured in region: 6 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6560, 13.2070 at 13 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 |
Cittareale | RI | 6 | 482 | 1149 |
Amatrice | RI | 7 | 2657 | 3806 |
Montereale | AQ | 15 | 2581 | 6387 |
Arquata del Tronto | AP | 15 | 1178 | 7565 |
Capitignano | AQ | 17 | 665 | 8230 |
Borbona | RI | 17 | 617 | 8847 |
Posta | RI | 17 | 694 | 9541 |
Campotosto | AQ | 17 | 542 | 10083 |
Cascia | PG | 17 | 3217 | 13300 |
Norcia | PG | 18 | 4957 | 18257 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2023-04-08 11:56:38 |
42.6557 | 13.2072 | 13 | 2023-04-08 12:05:27 |
Sala Sismica INGV-Roma | 116171411 |
Field | Value |
---|---|
Time (UTC) | 2023-04-08 11:56:38 ± 0.1 |
Latitude | 42.6557 ± 0.0072 |
Longitude | 13.2072 ± 0.0037 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116171411 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 600 |
Semi-minor axis of confidence ellipse (meter) | 528 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 13 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.09713 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29318 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 116171411 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-08 12:05:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GAVE.EHZ. | 2023-04-08T11:56:47.87 | 0.1 | undecidable | manual | S | 279 | 25.8519 | 97 | 0.06 | 98 |
IV.NRCA.HHZ. | 2023-04-08T11:56:46.45 | 0.1 | undecidable | manual | S | 339 | 21.1677 | 100 | -0.12 | 97 |
IV.TERO.HHZ. | 2023-04-08T11:56:44.78 | 0.3 | undecidable | manual | P | 96 | 32.5452 | 95 | -0.1 | 72 |
IV.GAVE.EHZ. | 2023-04-08T11:56:44.00 | 1.0 | negative | manual | P | 279 | 25.8519 | 97 | 0.15 | 24 |
IV.LNSS.HHZ. | 2023-04-08T11:56:44.81 | 0.1 | undecidable | manual | S | 247 | 14.874 | 113 | -0.14 | 98 |
IV.SMA1.EHZ. | 2023-04-08T11:56:43.96 | 0.1 | undecidable | manual | S | 105 | 10.7781 | 126 | -0.06 | 100 |
IV.NRCA.HHZ. | 2023-04-08T11:56:43.30 | 0.6 | positive | manual | P | 339 | 21.1677 | 100 | 0.17 | 48 |
IV.LNSS.HHZ. | 2023-04-08T11:56:42.33 | 0.1 | positive | manual | P | 247 | 14.874 | 113 | 0.13 | 99 |
IV.RM33.EHZ. | 2023-04-08T11:56:42.12 | 1.0 | undecidable | manual | P | 178 | 16.2726 | 109 | -0.29 | 24 |
IV.SMA1.EHZ. | 2023-04-08T11:56:41.79 | 0.1 | undecidable | manual | P | 105 | 10.7781 | 126 | 0.13 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.4 | 0.000291 | 0.32 | AML | other | m | 2023-04-08T11:56:44.42 |
IV.SMA1.EHN. | ML:0.9 | 0.00008595 | 0.86 | AML | other | m | 2023-04-08T11:56:44.36 |
IV.LNSS.HHE. | ML:0.9 | 0.0000649 | 1.66 | AML | other | m | 2023-04-08T11:56:44.11 |
IV.LNSS.HHN. | ML:0.8 | 0.000049300000000000006 | 0.44 | AML | other | m | 2023-04-08T11:56:45.47 |
IV.NRCA.HHE. | ML:1.0 | 0.00006984999999999999 | 0.1 | AML | other | m | 2023-04-08T11:56:47.09 |
IV.NRCA.HHN. | ML:0.9 | 0.00005475 | 0.44 | AML | other | m | 2023-04-08T11:56:47.54 |
IV.GAVE.EHN. | ML:0.7 | 0.000029999999999999997 | 1.08 | AML | other | m | 2023-04-08T11:56:48.69 |
IV.GAVE.EHE. | ML:0.9 | 0.0000375 | 0.76 | AML | other | m | 2023-04-08T11:56:49.25 |