A magnitude ML 1.6 earthquake occured in region: 1 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6920, 13.2400 at 12 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 | 1 | 667 | 667 |
Amatrice | RI | 8 | 2657 | 3324 |
Arquata del Tronto | AP | 10 | 1178 | 4502 |
Cittareale | RI | 10 | 482 | 4984 |
Norcia | PG | 16 | 4957 | 9941 |
Acquasanta Terme | AP | 16 | 2916 | 12857 |
Campotosto | AQ | 18 | 542 | 13399 |
Montegallo | AP | 19 | 523 | 13922 |
Montereale | AQ | 19 | 2581 | 16503 |
Cascia | PG | 19 | 3217 | 19720 |
Capitignano | AQ | 20 | 665 | 20385 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-02-20 18:28:33 |
42.6917 | 13.2395 | 12 | 2020-07-18 21:08:28 |
Bollettino Sismico Italiano INGV | 77538291 |
Reviewed Rev100 |
ML 1.7 | 2020-02-20 18:28:33 |
42.6977 | 13.2408 | 12 | 2020-02-20 18:36:39 |
Sala Sismica INGV-Roma | 76677621 |
Field | Value |
---|---|
Time (UTC) | 2020-02-20 18:28:33 ± 0.04 |
Latitude | 42.6917 ± 0.0018 |
Longitude | 13.2395 ± 0.0037 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 77538291 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 289 |
Semi-minor axis of confidence ellipse (meter) | 84 |
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) | 290.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 52 |
Number of associated phases, regardless of their use for origin computation | 57 |
Number of defining phases | 45 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.64481 |
Number of stations at which the event was observed | 34 |
Number of stations from which data was used for origin computation | 23 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 77538291 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-03-24 17:32:09 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 76677621 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-20 18:36:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
XK.GIZZ.HHZ. | 2020-02-20T18:29:28.89 | 3.0 | negative | manual | Pg | 2.76 | 0 | |||
IV.CRJA.HHZ. | 2020-02-20T18:29:26.83 | 3.0 | undecidable | manual | Pn | -7.18 | 0 | |||
IV.EUCT.HNZ. | 2020-02-20T18:29:26.47 | 3.0 | positive | manual | Pn | -1.75 | 0 | |||
IV.SARZ.HHZ. | 2020-02-20T18:29:22.61 | 3.0 | undecidable | manual | Pn | -4.47 | 0 | |||
IV.SALB.HHZ. | 2020-02-20T18:29:18.99 | 3.0 | positive | manual | Pg | 1.97 | 0 | |||
IV.TDS.HHZ. | 2020-02-20T18:29:16.31 | 3.0 | undecidable | manual | Pn | -2.94 | 0 | |||
IV.OSSC.HHZ. | 2020-02-20T18:29:05.31 | 3.0 | undecidable | manual | Pg | 7.42 | 0 | |||
IV.IMOL.HNZ. | 2020-02-20T18:29:03.19 | 3.0 | positive | manual | Pn | 0.43 | 0 | |||
IV.SAMA.EHZ. | 2020-02-20T18:28:57.62 | 3.0 | undecidable | manual | Sg | 0.62 | 0 | |||
IV.RMP.HHZ. | 2020-02-20T18:28:52.50 | 3.0 | undecidable | manual | Sn | -2.82 | 0 | |||
IV.PF6.EHZ. | 2020-02-20T18:28:49.61 | 0.3 | undecidable | manual | S | 356 | 49.617 | 92 | 0.51 | 64 |
IV.FIAM.HHZ. | 2020-02-20T18:28:48.90 | 0.6 | undecidable | manual | S | 192 | 48.0186 | 92 | 0.23 | 45 |
IV.CSP1.EHZ. | 2020-02-20T18:28:47.90 | 0.3 | undecidable | manual | S | 356 | 44.5221 | 92 | 0.18 | 69 |
IV.CESI.HNZ. | 2020-02-20T18:28:47.84 | 0.3 | undecidable | manual | S | 322 | 44.1225 | 92 | 0.21 | 69 |
IV.GUMA.HNZ. | 2020-02-20T18:28:47.73 | 0.6 | undecidable | manual | S | 11 | 41.9247 | 92 | 0.7 | 40 |
IV.PTRJ.HHZ. | 2020-02-20T18:28:47.16 | 3.0 | negative | manual | Pg | -2.52 | 0 | |||
IT.MTCL.HGZ. | 2020-02-20T18:28:46.04 | 0.3 | undecidable | manual | S | 330 | 38.8278 | 93 | -0.17 | 70 |
IV.FDMO.HHZ. | 2020-02-20T18:28:46.50 | 0.3 | undecidable | manual | S | 342 | 40.2264 | 93 | -0.08 | 71 |
IV.ARRO.EHZ. | 2020-02-20T18:28:46.60 | 0.3 | undecidable | manual | S | 252 | 40.626 | 93 | -0.09 | 71 |
IV.MF5.EHZ. | 2020-02-20T18:28:46.41 | 0.6 | undecidable | manual | S | 29 | 37.4292 | 93 | 0.57 | 43 |
IV.GIGS.HHZ. | 2020-02-20T18:28:45.80 | 0.6 | undecidable | manual | S | 134 | 37.9287 | 93 | -0.18 | 47 |
IV.EL6.EHZ. | 2020-02-20T18:28:45.79 | 0.1 | undecidable | manual | P | 351 | 71.5728 | 91 | -0.05 | 90 |
IV.FEMA.HNZ. | 2020-02-20T18:28:44.76 | 0.3 | undecidable | manual | S | 333 | 33.744 | 93 | -0.1 | 72 |
IV.TERO.HHZ. | 2020-02-20T18:28:43.80 | 0.1 | undecidable | manual | S | 104 | 30.747 | 94 | -0.25 | 94 |
IV.GAVE.EHZ. | 2020-02-20T18:28:43.30 | 0.3 | undecidable | manual | S | 270 | 28.1496 | 95 | -0.07 | 73 |
IV.MMO1.EHZ. | 2020-02-20T18:28:42.10 | 0.3 | undecidable | manual | S | 17 | 24.1536 | 96 | -0.19 | 72 |
IV.FIAM.HHZ. | 2020-02-20T18:28:42.18 | 0.1 | undecidable | manual | P | 192 | 48.0186 | 92 | -0.03 | 95 |
IV.MC2.EHZ. | 2020-02-20T18:28:42.56 | 0.3 | undecidable | manual | S | 350 | 24.753 | 96 | 0.11 | 73 |
IV.PF6.EHZ. | 2020-02-20T18:28:42.31 | 0.3 | undecidable | manual | P | 356 | 49.617 | 92 | -0.14 | 69 |
IV.LNSS.HHZ. | 2020-02-20T18:28:41.00 | 0.3 | undecidable | manual | S | 239 | 18.9699 | 101 | 0.06 | 74 |
IV.CSP1.EHZ. | 2020-02-20T18:28:41.52 | 0.1 | positive | manual | P | 356 | 44.5221 | 92 | -0.14 | 93 |
IV.CAMP.HHZ. | 2020-02-20T18:28:41.70 | 0.3 | undecidable | manual | S | 141 | 22.1556 | 98 | -0.07 | 74 |
IV.ARRO.EHZ. | 2020-02-20T18:28:41.12 | 0.1 | undecidable | manual | P | 252 | 40.626 | 93 | 0.05 | 95 |
IV.RM33.EHZ. | 2020-02-20T18:28:41.40 | 0.3 | undecidable | manual | S | 186 | 20.3685 | 99 | 0.1 | 73 |
IV.CESI.HNZ. | 2020-02-20T18:28:41.51 | 0.3 | undecidable | manual | P | 322 | 44.1225 | 92 | -0.1 | 71 |
IV.GUMA.HNZ. | 2020-02-20T18:28:41.55 | 0.3 | undecidable | manual | P | 11 | 41.9247 | 92 | 0.28 | 68 |
IT.MTCL.HGZ. | 2020-02-20T18:28:40.56 | 0.1 | undecidable | manual | P | 330 | 38.8278 | 93 | -0.22 | 93 |
IV.FDMO.HHZ. | 2020-02-20T18:28:40.80 | 0.3 | undecidable | manual | P | 342 | 40.2264 | 93 | -0.21 | 70 |
IV.FEMA.HNZ. | 2020-02-20T18:28:40.53 | 0.6 | undecidable | manual | P | 333 | 33.744 | 93 | 0.52 | 44 |
IV.MF5.EHZ. | 2020-02-20T18:28:40.91 | 0.3 | undecidable | manual | P | 29 | 37.4292 | 93 | 0.33 | 68 |
IV.NRCA.HNZ. | 2020-02-20T18:28:40.43 | 0.3 | undecidable | manual | S | 327 | 18.7701 | 101 | -0.45 | 68 |
IV.GIGS.HHZ. | 2020-02-20T18:28:40.56 | 0.1 | undecidable | manual | P | 134 | 37.9287 | 93 | -0.09 | 96 |
IV.TERO.HHZ. | 2020-02-20T18:28:39.37 | 0.1 | undecidable | manual | P | 104 | 30.747 | 94 | -0.17 | 95 |
IV.MTRA.HNZ. | 2020-02-20T18:28:39.50 | 0.3 | undecidable | manual | S | 61 | 14.6742 | 111 | -0.34 | 70 |
IV.GAVE.EHZ. | 2020-02-20T18:28:39.09 | 0.1 | undecidable | manual | P | 270 | 28.1496 | 95 | -0.05 | 98 |
IV.MMO1.EHZ. | 2020-02-20T18:28:38.40 | 0.1 | positive | manual | P | 17 | 24.1536 | 96 | -0.13 | 97 |
IV.MC2.EHZ. | 2020-02-20T18:28:38.55 | 0.1 | positive | manual | P | 350 | 24.753 | 96 | -0.08 | 98 |
IV.RM33.EHZ. | 2020-02-20T18:28:38.06 | 0.1 | positive | manual | P | 186 | 20.3685 | 99 | 0.11 | 98 |
IV.SMA1.EHZ. | 2020-02-20T18:28:38.80 | 0.3 | undecidable | manual | S | 131 | 10.3785 | 126 | -0.02 | 76 |
IV.T1299.HNZ. | 2020-02-20T18:28:38.20 | 0.3 | undecidable | manual | S | 151 | 7.2927 | 140 | -0.01 | 76 |
IV.CAMP.HHZ. | 2020-02-20T18:28:38.24 | 0.1 | positive | manual | P | 141 | 22.1556 | 98 | 0.02 | 99 |
IV.RMP.HHZ. | 2020-02-20T18:28:37.28 | 3.0 | positive | manual | Pn | -5.58 | 0 | |||
IV.NRCA.HNZ. | 2020-02-20T18:28:37.57 | 0.1 | positive | manual | P | 327 | 18.7701 | 101 | -0.14 | 97 |
IV.LNSS.HHZ. | 2020-02-20T18:28:37.81 | 0.1 | positive | manual | P | 239 | 18.9699 | 101 | 0.06 | 99 |
IV.MTRA.HNZ. | 2020-02-20T18:28:37.06 | 0.1 | positive | manual | P | 61 | 14.6742 | 111 | -0.05 | 100 |
IV.SMA1.EHZ. | 2020-02-20T18:28:36.71 | 0.1 | negative | manual | P | 131 | 10.3785 | 126 | 0.19 | 98 |
IV.T1299.HNZ. | 2020-02-20T18:28:36.44 | 0.1 | negative | manual | P | 151 | 7.2927 | 140 | 0.26 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.HNE. | ML:1.7 | 0.0003175 | 0.34 | AML | other | m | 2020-02-20T18:28:43.04 |
IV.SMA1.EHN. | ML:1.4 | 0.0002825 | 1.02 | AML | other | m | 2020-02-20T18:28:39.25 |
IV.SMA1.EHE. | ML:1.5 | 0.000357 | 0.86 | AML | other | m | 2020-02-20T18:28:39.36 |
IV.MTRA.HNN. | ML:1.8 | 0.0005335 | 0.86 | AML | other | m | 2020-02-20T18:28:39.95 |
IV.MTRA.EHN. | ML:1.8 | 0.0005595 | 0.88 | AML | other | m | 2020-02-20T18:28:39.96 |
IV.MTRA.EHE. | ML:1.8 | 0.0005420000000000001 | 1.58 | AML | other | m | 2020-02-20T18:28:40.17 |
IV.NRCA.HHN. | ML:0.0 | 0.0005645 | 0.22 | AML | other | m | 2020-02-20T18:28:40.63 |
IV.NRCA.HHE. | ML:0.0 | 0.001415 | 0.14 | AML | other | m | 2020-02-20T18:28:40.59 |
IV.LNSS.HHE. | ML:1.8 | 0.000524 | 0.24 | AML | other | m | 2020-02-20T18:28:41.22 |
IV.LNSS.HHN. | ML:1.8 | 0.0004605 | 0.28 | AML | other | m | 2020-02-20T18:28:41.42 |
IV.RM33.HNN. | ML:1.7 | 0.00033699999999999995 | 0.18 | AML | other | m | 2020-02-20T18:28:41.66 |
IV.RM33.EHN. | ML:1.7 | 0.00036199999999999996 | 0.2 | AML | other | m | 2020-02-20T18:28:41.66 |
IV.RM33.EHE. | ML:1.6 | 0.00030649999999999997 | 1.76 | AML | other | m | 2020-02-20T18:28:43.93 |
IV.GAVE.EHN. | ML:1.6 | 0.000225 | 0.26 | AML | other | m | 2020-02-20T18:28:43.67 |
IV.GAVE.EHE. | ML:1.6 | 0.000203 | 0.56 | AML | other | m | 2020-02-20T18:28:43.69 |
IV.TERO.HHN. | ML:1.4 | 0.00011 | 0.56 | AML | other | m | 2020-02-20T18:28:44.07 |
IV.TERO.HHE. | ML:1.2 | 0.00006654999999999999 | 1 | AML | other | m | 2020-02-20T18:28:44.87 |
IV.FDMO.HHN. | ML:1.0 | 0.000031667397 | 0.2176 | AML | other | m | 2020-02-20T18:28:48.65 |
IV.FDMO.HHE. | ML:1.1 | 0.000038835355 | 0.2048 | AML | other | m | 2020-02-20T18:28:49.64 |
IV.ARRO.EHE. | ML:1.1 | 0.000039767175 | 0.1664 | AML | other | m | 2020-02-20T18:28:48.17 |
IV.ARRO.EHN. | ML:1.2 | 0.00005164761 | 0.1792 | AML | other | m | 2020-02-20T18:28:48.01 |