A magnitude ML 0.5 earthquake occured in region: 5 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6650, 13.3240 at 20 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 |
---|---|---|---|---|
Amatrice | RI | 5 | 2657 | 2657 |
Accumoli | RI | 7 | 667 | 3324 |
Arquata del Tronto | AP | 12 | 1178 | 4502 |
Campotosto | AQ | 13 | 542 | 5044 |
Acquasanta Terme | AP | 14 | 2916 | 7960 |
Cittareale | RI | 14 | 482 | 8442 |
Cortino | TE | 16 | 656 | 9098 |
Capitignano | AQ | 16 | 665 | 9763 |
Valle Castellana | TE | 16 | 977 | 10740 |
Montereale | AQ | 17 | 2581 | 13321 |
Rocca Santa Maria | TE | 17 | 537 | 13858 |
Crognaleto | TE | 18 | 1297 | 15155 |
Montegallo | AP | 20 | 523 | 15678 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2024-03-22 17:50:01 |
42.6652 | 13.3242 | 20 | 2024-03-22 17:55:33 |
Sala Sismica INGV-Roma | 126062581 |
Field | Value |
---|---|
Time (UTC) | 2024-03-22 17:50:01 ± 0.04 |
Latitude | 42.6652 ± 0.0018 |
Longitude | 13.3242 ± 0.0012 |
Depth (km) | 20 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126062581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 170 |
Semi-minor axis of confidence ellipse (meter) | 45 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 194 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 170.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 144 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.05 |
Epicentral distance of station closest to the epicenter (degree) | 0.03507 |
Epicentral distance of station farthest from the epicenter (degree) | 0.22843 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.2 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 126062581 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-03-22 17:55:33 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.HHZ. | 2024-03-22T17:50:11.15 | 0.1 | undecidable | manual | S | 318 | 25.3524 | 119 | -0.04 | 96 |
IV.TERO.HHZ. | 2024-03-22T17:50:10.70 | 0.1 | undecidable | manual | S | 102 | 23.2545 | 122 | -0.02 | 96 |
IV.RM33.EHZ. | 2024-03-22T17:50:09.85 | 0.3 | undecidable | manual | S | 207 | 19.4694 | 128 | -0.03 | 73 |
IV.SMA1.EHZ. | 2024-03-22T17:50:07.56 | 0.1 | undecidable | manual | S | 167 | 3.8961 | 167 | -0.01 | 100 |
IV.NRCA.HHZ. | 2024-03-22T17:50:07.05 | 0.1 | negative | manual | P | 318 | 25.3524 | 119 | 0.03 | 96 |
IV.TERO.HHZ. | 2024-03-22T17:50:06.71 | 1.0 | negative | manual | P | 102 | 23.2545 | 122 | -0.04 | 24 |
IV.RM33.EHZ. | 2024-03-22T17:50:06.26 | 0.6 | positive | manual | P | 207 | 19.4694 | 128 | 0 | 49 |
IV.SMA1.EHZ. | 2024-03-22T17:50:05.01 | 0.3 | undecidable | manual | P | 167 | 3.8961 | 167 | 0.08 | 74 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:0.4 | 0.0000189 | 0.18 | AML | other | m | 2024-03-22T17:50:07.64 |
IV.SMA1.EHE. | ML:0.7 | 0.00003825000000000001 | 0.22 | AML | other | m | 2024-03-22T17:50:07.64 |