A magnitude ML 1.4 earthquake occured in region: 8 km NW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7480, 13.1870 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 8 | 667 | 667 |
Norcia | PG | 9 | 4957 | 5624 |
Arquata del Tronto | AP | 10 | 1178 | 6802 |
Cascia | PG | 15 | 3217 | 10019 |
Cittareale | RI | 15 | 482 | 10501 |
Amatrice | RI | 16 | 2657 | 13158 |
Montegallo | AP | 16 | 523 | 13681 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13962 |
Acquasanta Terme | AP | 18 | 2916 | 16878 |
Preci | PG | 19 | 724 | 17602 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.4 | 2020-12-11 17:33:14 |
42.7482 | 13.1872 | 10 | 2021-02-26 14:56:17 |
Bollettino Sismico Italiano INGV | 86831651 |
Reviewed Rev100 |
ML 1.4 | 2020-12-11 17:33:14 |
42.7423 | 13.1932 | 10 | 2020-12-11 17:38:30 |
Sala Sismica INGV-Roma | 85361191 |
Field | Value |
---|---|
Time (UTC) | 2020-12-11 17:33:14 ± 0.07 |
Latitude | 42.7482 ± 0.0036 |
Longitude | 13.1872 ± 0.0061 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86831651 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 489 |
Semi-minor axis of confidence ellipse (meter) | 271 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 77 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 79 |
Number of associated phases, regardless of their use for origin computation | 34 |
Number of defining phases | 34 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.28 |
Epicentral distance of station closest to the epicenter (degree) | 0.10072 |
Epicentral distance of station farthest from the epicenter (degree) | 0.58456 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 21 |
Type of magnitude | ML |
Reference to an origin | 86831651 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-04 15:57:19 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 85361191 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-11 17:38:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2020-12-11T17:33:35.29 | 0.6 | undecidable | manual | S | 354 | 64.8906 | 50 | 1.15 | 31 |
IV.GUMA.HHZ. | 2020-12-11T17:33:27.57 | 0.6 | undecidable | manual | S | 19 | 36.9297 | 50 | 0.89 | 37 |
IV.CSP1.EHZ. | 2020-12-11T17:33:27.25 | 0.3 | undecidable | manual | S | 2 | 38.1285 | 50 | 0.23 | 68 |
IV.ARRO.EHZ. | 2020-12-11T17:33:27.32 | 0.6 | undecidable | manual | S | 242 | 39.1275 | 50 | 0.04 | 47 |
IV.TERO.HHZ. | 2020-12-11T17:33:26.02 | 0.6 | undecidable | manual | S | 112 | 36.741 | 50 | -0.61 | 41 |
IV.CESI.HHZ. | 2020-12-11T17:33:26.50 | 0.6 | undecidable | manual | S | 321 | 36.6411 | 50 | -0.1 | 47 |
IV.MF5.EHZ. | 2020-12-11T17:33:26.86 | 0.6 | undecidable | manual | S | 40 | 34.6431 | 50 | 0.79 | 39 |
IV.EL6.EHZ. | 2020-12-11T17:33:25.69 | 0.3 | undecidable | manual | P | 354 | 64.8906 | 50 | 0.02 | 68 |
IV.FDMO.HHZ. | 2020-12-11T17:33:25.52 | 0.6 | undecidable | manual | S | 346 | 33.0447 | 50 | -0.12 | 47 |
IV.CAMP.HHZ. | 2020-12-11T17:33:24.29 | 0.6 | undecidable | manual | S | 142 | 29.748 | 50 | -0.47 | 44 |
IT.MTCL.HGZ. | 2020-12-11T17:33:24.96 | 0.6 | undecidable | manual | S | 331 | 31.2465 | 50 | -0.21 | 46 |
IV.LNSS.HHZ. | 2020-12-11T17:33:22.16 | 0.6 | undecidable | manual | S | 217 | 20.0688 | 116 | 0.28 | 47 |
IV.MMO1.EHZ. | 2020-12-11T17:33:21.57 | 0.6 | undecidable | manual | S | 34 | 20.2686 | 116 | -0.36 | 46 |
IV.ARRO.EHZ. | 2020-12-11T17:33:21.49 | 0.3 | undecidable | manual | P | 242 | 39.1275 | 50 | -0.23 | 68 |
IV.TERO.HHZ. | 2020-12-11T17:33:21.19 | 0.3 | undecidable | manual | P | 112 | 36.741 | 50 | -0.15 | 70 |
IV.GUMA.HHZ. | 2020-12-11T17:33:21.57 | 0.3 | undecidable | manual | P | 19 | 36.9297 | 50 | 0.2 | 69 |
IV.MC2.EHZ. | 2020-12-11T17:33:21.56 | 0.6 | undecidable | manual | S | 0 | 18.1707 | 119 | 0.28 | 47 |
IV.CESI.HHZ. | 2020-12-11T17:33:21.25 | 0.3 | undecidable | manual | P | 321 | 36.6411 | 50 | -0.07 | 71 |
IV.SMA1.EHZ. | 2020-12-11T17:33:21.80 | 0.6 | undecidable | manual | S | 137 | 17.7711 | 119 | 0.63 | 42 |
IV.MF5.EHZ. | 2020-12-11T17:33:21.14 | 0.1 | undecidable | manual | P | 40 | 34.6431 | 50 | 0.13 | 94 |
IV.CSP1.EHZ. | 2020-12-11T17:33:21.33 | 0.1 | undecidable | manual | P | 2 | 38.1285 | 50 | -0.23 | 91 |
IV.FDMO.HHZ. | 2020-12-11T17:33:20.49 | 0.3 | undecidable | manual | P | 346 | 33.0447 | 50 | -0.28 | 68 |
IT.MTCL.HGZ. | 2020-12-11T17:33:20.19 | 0.3 | undecidable | manual | P | 331 | 31.2465 | 50 | -0.31 | 68 |
IV.MTRA.EHZ. | 2020-12-11T17:33:20.51 | 0.3 | undecidable | manual | S | 87 | 17.0718 | 120 | -0.45 | 68 |
IV.T1299.HNN. | 2020-12-11T17:33:20.53 | 0.6 | undecidable | manual | S | 148 | 14.7741 | 124 | 0.24 | 47 |
IV.CAMP.HHZ. | 2020-12-11T17:33:20.09 | 0.1 | undecidable | manual | P | 142 | 29.748 | 50 | -0.17 | 94 |
IV.SMA1.EHZ. | 2020-12-11T17:33:18.58 | 0.3 | undecidable | manual | P | 137 | 17.7711 | 119 | 0.39 | 69 |
IV.MMO1.EHZ. | 2020-12-11T17:33:18.42 | 0.1 | undecidable | manual | P | 34 | 20.2686 | 116 | -0.21 | 95 |
IV.LNSS.HHZ. | 2020-12-11T17:33:18.67 | 0.1 | positive | manual | P | 217 | 20.0688 | 116 | 0.08 | 97 |
IV.NRCA.HHZ. | 2020-12-11T17:33:18.92 | 0.3 | undecidable | manual | S | 328 | 11.1777 | 131 | -0.37 | 70 |
IV.MC2.EHZ. | 2020-12-11T17:33:18.30 | 0.1 | positive | manual | P | 0 | 18.1707 | 119 | 0.05 | 98 |
IV.NRCA.HHZ. | 2020-12-11T17:33:17.12 | 0.1 | undecidable | manual | P | 328 | 11.1777 | 131 | 0.02 | 100 |
IV.MTRA.EHZ. | 2020-12-11T17:33:17.95 | 0.1 | undecidable | manual | P | 87 | 17.0718 | 120 | -0.12 | 97 |
IV.T1299.HNN. | 2020-12-11T17:33:17.92 | 0.1 | undecidable | manual | P | 148 | 14.7741 | 124 | 0.24 | 95 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:2.1 | 0.0014249999999999998 | 0.14 | AML | other | m | 2020-12-11T17:33:19.10 |
IV.MTRA.HNN. | ML:1.7 | 0.0004645 | 1.2 | AML | other | m | 2020-12-11T17:33:20.74 |
IV.MTRA.EHN. | ML:1.7 | 0.0003985 | 0.2 | AML | other | m | 2020-12-11T17:33:20.74 |
IV.MTRA.HNE. | ML:1.8 | 0.0005805000000000001 | 1.28 | AML | other | m | 2020-12-11T17:33:21.79 |
IV.MTRA.EHE. | ML:1.8 | 0.000516 | 1.28 | AML | other | m | 2020-12-11T17:33:21.15 |
IV.LNSS.HHE. | ML:1.4 | 0.0001795 | 0.12 | AML | other | m | 2020-12-11T17:33:22.34 |
IV.SMA1.EHE. | ML:1.2 | 0.000121 | 0.66 | AML | other | m | 2020-12-11T17:33:22.29 |
IV.LNSS.HHN. | ML:1.6 | 0.00026250000000000004 | 0.14 | AML | other | m | 2020-12-11T17:33:22.85 |
IV.SMA1.EHN. | ML:1.2 | 0.00011800000000000001 | 0.46 | AML | other | m | 2020-12-11T17:33:24.53 |
IV.FDMO.HHN. | ML:1.0 | 0.000046549745 | 0.256 | AML | other | m | 2020-12-11T17:33:25.74 |
IV.FDMO.HHE. | ML:1.0 | 0.00004497622 | 0.2816 | AML | other | m | 2020-12-11T17:33:26.34 |
IV.TERO.HHN. | ML:1.2 | 0.0000603 | 0.8 | AML | other | m | 2020-12-11T17:33:26.11 |
IV.TERO.HHE. | ML:1.2 | 0.00005945 | 0.26 | AML | other | m | 2020-12-11T17:33:27.77 |
IV.GUMA.HHE. | ML:1.9 | 0.00028521265 | 0.2432 | AML | other | m | 2020-12-11T17:33:27.78 |
IV.GUMA.HHN. | ML:1.6 | 0.00014266225 | 0.1664 | AML | other | m | 2020-12-11T17:33:27.94 |
IV.ARRO.EHE. | ML:1.0 | 0.00003347049 | 1.7824 | AML | other | m | 2020-12-11T17:33:27.06 |
IV.CESI.HHE. | ML:1.0 | 0.00003264618 | 1.8336 | AML | other | m | 2020-12-11T17:33:28.99 |
IV.CSP1.EHN. | ML:1.7 | 0.00019095045 | 0.32 | AML | other | m | 2020-12-11T17:33:28.07 |
IV.ARRO.EHN. | ML:1.1 | 0.000042690785 | 0.128 | AML | other | m | 2020-12-11T17:33:28.31 |
IV.CESI.HHN. | ML:1.2 | 0.00005298704 | 0.2048 | AML | other | m | 2020-12-11T17:33:28.67 |
IV.CSP1.EHE. | ML:1.6 | 0.00013231872 | 0.3456 | AML | other | m | 2020-12-11T17:33:29.41 |