A magnitude ML 0.7 earthquake occured in region: 9 km NE Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6770, 13.3800 at 16 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 | 9 | 2657 | 2657 |
Acquasanta Terme | AP | 11 | 2916 | 5573 |
Accumoli | RI | 11 | 667 | 6240 |
Valle Castellana | TE | 12 | 977 | 7217 |
Cortino | TE | 12 | 656 | 7873 |
Rocca Santa Maria | TE | 12 | 537 | 8410 |
Arquata del Tronto | AP | 13 | 1178 | 9588 |
Campotosto | AQ | 13 | 542 | 10130 |
Crognaleto | TE | 17 | 1297 | 11427 |
Capitignano | AQ | 19 | 665 | 12092 |
Montegallo | AP | 19 | 523 | 12615 |
Fano Adriano | TE | 19 | 296 | 12911 |
Cittareale | RI | 19 | 482 | 13393 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.7 | 2023-07-18 21:45:08 |
42.677 | 13.3798 | 16 | 2023-07-18 21:55:10 |
Sala Sismica INGV-Roma | 119377301 |
Field | Value |
---|---|
Time (UTC) | 2023-07-18 21:45:08 ± 0.07 |
Latitude | 42.6770 ± 0.0027 |
Longitude | 13.3798 ± 0.0049 |
Depth (km) | 16 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 119377301 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 367 |
Semi-minor axis of confidence ellipse (meter) | 92 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 60 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 370.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 99 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.27249 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 0.7 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 119377301 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-07-18 21:55:10 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NARO.HHZ. | 2023-07-18T21:45:28.66 | 3.0 | negative | manual | P | 0.03 | 0 | |||
IV.FOSV.EHZ. | 2023-07-18T21:45:20.22 | 3.0 | undecidable | manual | P | -3.33 | 0 | |||
IV.MC2.EHZ. | 2023-07-18T21:45:19.15 | 0.1 | undecidable | manual | S | 329 | 30.2475 | 105 | 0.37 | 88 |
IV.GIGS.HHZ. | 2023-07-18T21:45:18.50 | 0.1 | undecidable | manual | S | 148 | 29.4483 | 106 | -0.05 | 94 |
IV.LNSS.HHZ. | 2023-07-18T21:45:18.40 | 0.1 | undecidable | manual | S | 254 | 28.8489 | 106 | -0.02 | 96 |
7F.SIB3.EHZ. | 2023-07-18T21:45:17.00 | 0.1 | undecidable | manual | S | 338 | 23.754 | 111 | -0.11 | 96 |
7F.SIB2.EHZ. | 2023-07-18T21:45:17.10 | 0.1 | undecidable | manual | S | 345 | 24.5532 | 110 | -0.21 | 94 |
IV.RM33.EHZ. | 2023-07-18T21:45:17.00 | 0.1 | undecidable | manual | S | 216 | 23.0547 | 112 | 0.06 | 96 |
IV.NRCA.HHZ. | 2023-07-18T21:45:17.90 | 0.1 | undecidable | manual | S | 309 | 27.75 | 107 | -0.22 | 93 |
IV.TERO.HHZ. | 2023-07-18T21:45:16.00 | 0.1 | undecidable | manual | S | 108 | 19.2696 | 118 | -0.03 | 97 |
IV.GIGS.HHZ. | 2023-07-18T21:45:14.16 | 0.1 | undecidable | manual | P | 148 | 29.4483 | 106 | 0.04 | 96 |
IV.MC2.EHZ. | 2023-07-18T21:45:14.00 | 0.6 | undecidable | manual | P | 329 | 30.2475 | 105 | -0.25 | 46 |
IV.RM33.EHZ. | 2023-07-18T21:45:13.38 | 1.0 | undecidable | manual | P | 216 | 23.0547 | 112 | 0.2 | 23 |
IV.SMA1.EHZ. | 2023-07-18T21:45:13.60 | 0.1 | undecidable | manual | S | 215 | 6.2937 | 154 | 0.03 | 100 |
IV.NRCA.HHZ. | 2023-07-18T21:45:13.90 | 1.0 | undecidable | manual | P | 309 | 27.75 | 107 | 0.03 | 24 |
IV.LNSS.HHZ. | 2023-07-18T21:45:13.60 | 0.6 | undecidable | manual | P | 254 | 28.8489 | 106 | -0.44 | 44 |
IV.MMO1.EHZ. | 2023-07-18T21:45:13.74 | 1.0 | undecidable | manual | P | 350 | 25.0527 | 110 | 0.27 | 23 |
IV.MTRA.EHN. | 2023-07-18T21:45:13.80 | 0.1 | undecidable | manual | S | 9 | 8.9799 | 145 | -0.14 | 97 |
7F.SIB3.EHZ. | 2023-07-18T21:45:13.38 | 0.3 | undecidable | manual | P | 338 | 23.754 | 111 | 0.1 | 71 |
7F.SIB2.EHZ. | 2023-07-18T21:45:13.56 | 0.1 | undecidable | manual | P | 345 | 24.5532 | 110 | 0.16 | 94 |
IV.TERO.HHZ. | 2023-07-18T21:45:12.87 | 0.6 | undecidable | manual | P | 108 | 19.2696 | 118 | 0.21 | 47 |
IV.SMA1.EHZ. | 2023-07-18T21:45:11.48 | 1.0 | negative | manual | P | 215 | 6.2937 | 154 | 0.23 | 24 |
IV.MTRA.EHN. | 2023-07-18T21:45:11.53 | 0.1 | undecidable | manual | P | 9 | 8.9799 | 145 | 0.08 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:0.0 | 0.000080540955 | 0.1024 | AML | other | m | 2023-07-18T21:45:13.69 |
IV.SMA1.EHE. | ML:0.0 | 0.000057749999999999994 | 0.08 | AML | other | m | 2023-07-18T21:45:13.74 |
IV.TERO.HHN. | ML:0.0 | 0.0000215 | 0.22 | AML | other | m | 2023-07-18T21:45:16.34 |
IV.TERO.HHE. | ML:0.0 | 0.000008449987 | 0.1024 | AML | other | m | 2023-07-18T21:45:17.56 |
IV.NRCA.HHN. | ML:0.0 | 0.00004105 | 0.1 | AML | other | m | 2023-07-18T21:45:18.29 |
IV.NRCA.HHE. | ML:0.0 | 0.000036023395 | 0.1024 | AML | other | m | 2023-07-18T21:45:18.20 |
IV.GIGS.HHN. | ML:0.0 | 0.0000024748295000000003 | 0.064 | AML | other | m | 2023-07-18T21:45:18.82 |