A magnitude ML 1.1 earthquake occured in region: 5 km N Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6720, 13.2970 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 |
---|---|---|---|---|
Amatrice | RI | 5 | 2657 | 2657 |
Accumoli | RI | 5 | 667 | 3324 |
Arquata del Tronto | AP | 11 | 1178 | 4502 |
Cittareale | RI | 13 | 482 | 4984 |
Campotosto | AQ | 14 | 542 | 5526 |
Acquasanta Terme | AP | 14 | 2916 | 8442 |
Capitignano | AQ | 17 | 665 | 9107 |
Montereale | AQ | 17 | 2581 | 11688 |
Valle Castellana | TE | 18 | 977 | 12665 |
Cortino | TE | 18 | 656 | 13321 |
Rocca Santa Maria | TE | 19 | 537 | 13858 |
Montegallo | AP | 19 | 523 | 14381 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2023-10-23 16:40:24 |
42.6715 | 13.2968 | 10 | 2023-10-23 16:49:49 |
Sala Sismica INGV-Roma | 122313751 |
Field | Value |
---|---|
Time (UTC) | 2023-10-23 16:40:24 ± 0.08 |
Latitude | 42.6715 ± 0.0036 |
Longitude | 13.2968 ± 0.0061 |
Depth (km) | 10 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 122313751 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 373 |
Semi-minor axis of confidence ellipse (meter) | 308 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 254 |
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) | 61 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 28 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.3 |
Epicentral distance of station closest to the epicenter (degree) | 0.04946 |
Epicentral distance of station farthest from the epicenter (degree) | 0.42538 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 122313751 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-10-23 16:49:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2023-10-23T16:40:40.48 | 0.3 | undecidable | manual | S | 351 | 47.2194 | 50 | 0.32 | 67 |
IV.MF5.EHZ. | 2023-10-23T16:40:38.52 | 0.3 | undecidable | manual | S | 21 | 37.5291 | 50 | 0.96 | 54 |
IV.GAVE.EHZ. | 2023-10-23T16:40:36.11 | 0.3 | undecidable | manual | S | 274 | 32.9448 | 50 | -0.23 | 70 |
IV.GIGS.HHZ. | 2023-10-23T16:40:35.71 | 0.3 | undecidable | manual | S | 137 | 33.0447 | 50 | -0.67 | 62 |
IV.MC2.EHZ. | 2023-10-23T16:40:34.98 | 1.0 | undecidable | manual | S | 342 | 28.0497 | 50 | -0.05 | 25 |
IV.MMO1.EHZ. | 2023-10-23T16:40:34.16 | 0.3 | undecidable | manual | S | 6 | 25.3524 | 111 | -0.1 | 73 |
IV.TERO.HHZ. | 2023-10-23T16:40:33.76 | 0.1 | undecidable | manual | S | 102 | 25.6521 | 111 | -0.57 | 87 |
7F.SIB2.EHZ. | 2023-10-23T16:40:33.64 | 0.3 | undecidable | manual | S | 1 | 24.3534 | 112 | -0.29 | 71 |
IV.LNSS.HHZ. | 2023-10-23T16:40:33.25 | 0.1 | undecidable | manual | S | 250 | 22.2555 | 114 | -0.01 | 100 |
IV.CSP1.EHZ. | 2023-10-23T16:40:33.70 | 0.3 | undecidable | manual | P | 351 | 47.2194 | 50 | 0.03 | 71 |
IV.NRCA.HHZ. | 2023-10-23T16:40:33.18 | 0.1 | undecidable | manual | S | 320 | 23.3544 | 113 | -0.41 | 92 |
7F.SIB3.EHZ. | 2023-10-23T16:40:33.20 | 0.3 | undecidable | manual | S | 354 | 22.6551 | 113 | -0.19 | 72 |
IV.MF5.EHZ. | 2023-10-23T16:40:32.49 | 0.3 | undecidable | manual | P | 21 | 37.5291 | 50 | 0.31 | 69 |
IV.RM33.HNE. | 2023-10-23T16:40:32.32 | 0.3 | undecidable | manual | S | 200 | 19.2696 | 117 | 0.01 | 75 |
IV.GAVE.EHZ. | 2023-10-23T16:40:31.33 | 0.3 | undecidable | manual | P | 274 | 32.9448 | 50 | -0.14 | 72 |
IV.GIGS.HHZ. | 2023-10-23T16:40:31.53 | 0.6 | undecidable | manual | P | 137 | 33.0447 | 50 | 0.04 | 49 |
IV.MTRA.HNN. | 2023-10-23T16:40:30.48 | 0.3 | undecidable | manual | S | 41 | 12.4764 | 128 | 0.17 | 74 |
IV.TERO.HHZ. | 2023-10-23T16:40:30.08 | 0.1 | undecidable | manual | P | 102 | 25.6521 | 111 | -0.23 | 95 |
IV.MC2.EHZ. | 2023-10-23T16:40:30.89 | 0.6 | undecidable | manual | P | 342 | 28.0497 | 50 | 0.18 | 48 |
IV.SMA1.EHZ. | 2023-10-23T16:40:29.19 | 0.3 | undecidable | manual | S | 145 | 5.4945 | 151 | 0.47 | 70 |
IV.MMO1.EHZ. | 2023-10-23T16:40:29.93 | 0.3 | undecidable | manual | P | 6 | 25.3524 | 111 | -0.34 | 70 |
7F.SIB3.EHZ. | 2023-10-23T16:40:29.74 | 1.0 | undecidable | manual | P | 354 | 22.6551 | 113 | -0.03 | 25 |
7F.SIB2.EHZ. | 2023-10-23T16:40:29.93 | 0.6 | undecidable | manual | P | 1 | 24.3534 | 112 | -0.14 | 48 |
IV.LNSS.HHZ. | 2023-10-23T16:40:29.76 | 0.1 | positive | manual | P | 250 | 22.2555 | 114 | 0.07 | 99 |
IV.NRCA.HHZ. | 2023-10-23T16:40:29.84 | 0.6 | undecidable | manual | P | 320 | 23.3544 | 113 | -0.04 | 50 |
IV.RM33.HNE. | 2023-10-23T16:40:29.29 | 0.1 | undecidable | manual | P | 200 | 19.2696 | 117 | 0.15 | 98 |
IV.MTRA.HNN. | 2023-10-23T16:40:28.27 | 0.1 | undecidable | manual | P | 41 | 12.4764 | 128 | 0.28 | 96 |
IV.SMA1.EHZ. | 2023-10-23T16:40:27.64 | 0.1 | negative | manual | P | 145 | 5.4945 | 151 | 0.57 | 90 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.3 | 0.00032 | 0.2 | AML | other | m | 2023-10-23T16:40:29.40 |
IV.SMA1.EHN. | ML:1.1 | 0.0002155 | 0.1 | AML | other | m | 2023-10-23T16:40:29.52 |
IV.LNSS.HHE. | ML:1.3 | 0.0001245 | 0.16 | AML | other | m | 2023-10-23T16:40:33.49 |
IV.LNSS.HHN. | ML:1.2 | 0.00010070000000000001 | 0.36 | AML | other | m | 2023-10-23T16:40:33.56 |
IV.NRCA.HHE. | ML:1.2 | 0.00009165 | 0.38 | AML | other | m | 2023-10-23T16:40:33.78 |
IV.TERO.HHE. | ML:0.9 | 0.000046 | 0.26 | AML | other | m | 2023-10-23T16:40:33.97 |
IV.NRCA.HHN. | ML:1.1 | 0.00008715 | 0.6 | AML | other | m | 2023-10-23T16:40:34.29 |
IV.TERO.HHN. | ML:0.8 | 0.000035699999999999994 | 1.14 | AML | other | m | 2023-10-23T16:40:34.91 |
IV.MMO1.EHN. | ML:1.1 | 0.0000747 | 0.4 | AML | other | m | 2023-10-23T16:40:34.23 |
IV.MMO1.EHE. | ML:0.9 | 0.0000467 | 0.96 | AML | other | m | 2023-10-23T16:40:34.35 |
IV.GAVE.EHN. | ML:1.1 | 0.000049749999999999996 | 0.58 | AML | other | m | 2023-10-23T16:40:36.61 |
IV.GAVE.EHE. | ML:1.2 | 0.00006396 | 0.68 | AML | other | m | 2023-10-23T16:40:36.94 |