A magnitude ML 1.8 earthquake occured in region: 5 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6580, 13.2100 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 | 5 | 667 | 667 |
Cittareale | RI | 6 | 482 | 1149 |
Amatrice | RI | 7 | 2657 | 3806 |
Arquata del Tronto | AP | 15 | 1178 | 4984 |
Montereale | AQ | 15 | 2581 | 7565 |
Capitignano | AQ | 17 | 665 | 8230 |
Campotosto | AQ | 17 | 542 | 8772 |
Borbona | RI | 17 | 617 | 9389 |
Cascia | PG | 17 | 3217 | 12606 |
Posta | RI | 18 | 694 | 13300 |
Norcia | PG | 18 | 4957 | 18257 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2021-12-02 04:49:27 |
42.6582 | 13.2098 | 10 | 2022-03-30 13:04:21 |
Bollettino Sismico Italiano INGV | 98342621 |
Reviewed Rev100 |
ML 1.8 | 2021-12-02 04:49:27 |
42.6637 | 13.2065 | 9 | 2021-12-02 04:59:55 |
Sala Sismica INGV-Roma | 98037661 |
Field | Value |
---|---|
Time (UTC) | 2021-12-02 04:49:27 ± 0.07 |
Latitude | 42.6582 ± 0.0036 |
Longitude | 13.2098 ± 0.0049 |
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 | 98342621 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 428 |
Semi-minor axis of confidence ellipse (meter) | 307 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 50 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 430.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 56 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 32 |
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) | 0.09623 |
Epicentral distance of station farthest from the epicenter (degree) | 0.47934 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 18 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.1 |
Num. used stations | 17 |
Type of magnitude | ML |
Reference to an origin | 98342621 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-09 11:32:43 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 21 |
Type of magnitude | ML |
Reference to an origin | 98037661 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-02 04:59:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2021-12-02T04:49:42.07 | 0.3 | undecidable | manual | S | 347 | 43.1235 | 50 | 0.16 | 70 |
IV.FIAM.HNN. | 2021-12-02T04:49:41.79 | 0.6 | undecidable | manual | S | 190 | 43.9227 | 50 | -0.34 | 45 |
IV.MF5.EHZ. | 2021-12-02T04:49:41.85 | 0.6 | undecidable | manual | S | 29 | 41.8248 | 50 | 0.28 | 46 |
IV.ARRO.EHZ. | 2021-12-02T04:49:40.16 | 0.6 | undecidable | manual | S | 257 | 37.3293 | 50 | -0.19 | 47 |
IV.GIGS.HHN. | 2021-12-02T04:49:39.82 | 0.6 | undecidable | manual | S | 127 | 37.3293 | 50 | -0.56 | 43 |
IV.TERO.HHZ. | 2021-12-02T04:49:38.54 | 0.6 | undecidable | manual | S | 97 | 32.4453 | 50 | -0.51 | 44 |
IV.MC2.EHZ. | 2021-12-02T04:49:38.24 | 0.3 | undecidable | manual | S | 357 | 28.1496 | 50 | 0.33 | 69 |
IV.OFFI.HHZ. | 2021-12-02T04:49:37.67 | 0.1 | undecidable | manual | P | 51 | 49.4172 | 50 | 0.76 | 77 |
IV.GAVE.EHZ. | 2021-12-02T04:49:37.19 | 0.3 | undecidable | manual | S | 278 | 26.0517 | 50 | -0.15 | 72 |
IV.MMO1.EHZ. | 2021-12-02T04:49:37.76 | 0.3 | undecidable | manual | S | 20 | 28.4493 | 50 | -0.22 | 71 |
IV.FAGN.HHZ. | 2021-12-02T04:49:37.91 | 0.1 | undecidable | manual | P | 145 | 53.2023 | 50 | 0.42 | 87 |
IV.FIAM.HNN. | 2021-12-02T04:49:36.02 | 0.3 | undecidable | manual | P | 190 | 43.9227 | 50 | -0.04 | 72 |
IV.MF5.EHZ. | 2021-12-02T04:49:36.06 | 0.1 | undecidable | manual | P | 29 | 41.8248 | 50 | 0.32 | 90 |
IV.CESI.HHE. | 2021-12-02T04:49:36.87 | 0.6 | undecidable | manual | P | 327 | 45.8208 | 50 | 0.53 | 43 |
IV.CAMP.HHZ. | 2021-12-02T04:49:35.68 | 0.3 | undecidable | manual | S | 130 | 21.1677 | 116 | -0.26 | 71 |
IV.FDMO.HHZ. | 2021-12-02T04:49:35.79 | 0.1 | undecidable | manual | P | 347 | 43.1235 | 50 | -0.15 | 94 |
MN.AQU.HHE. | 2021-12-02T04:49:35.65 | 0.6 | undecidable | manual | P | 155 | 37.3293 | 50 | 0.61 | 42 |
IV.NRCA.HHZ. | 2021-12-02T04:49:35.33 | 0.3 | undecidable | manual | S | 338 | 20.9679 | 116 | -0.54 | 67 |
IV.LNSS.HHZ. | 2021-12-02T04:49:34.27 | 0.3 | undecidable | manual | S | 246 | 15.1737 | 124 | 0.15 | 74 |
IV.ARRO.EHZ. | 2021-12-02T04:49:34.82 | 0.3 | undecidable | manual | P | 257 | 37.3293 | 50 | -0.22 | 70 |
IV.MTRA.HNZ. | 2021-12-02T04:49:34.74 | 0.3 | undecidable | manual | S | 54 | 18.7701 | 119 | -0.45 | 69 |
IV.GIGS.HHN. | 2021-12-02T04:49:34.76 | 0.3 | undecidable | manual | P | 127 | 37.3293 | 50 | -0.29 | 69 |
IV.MMO1.EHZ. | 2021-12-02T04:49:33.58 | 0.1 | undecidable | manual | P | 20 | 28.4493 | 50 | -0.09 | 97 |
IV.SMA1.EHZ. | 2021-12-02T04:49:33.19 | 0.3 | undecidable | manual | S | 107 | 10.6782 | 134 | 0.27 | 72 |
IV.MC2.EHZ. | 2021-12-02T04:49:33.66 | 0.1 | undecidable | manual | P | 357 | 28.1496 | 50 | 0.03 | 98 |
IV.TERO.HHZ. | 2021-12-02T04:49:33.99 | 0.1 | undecidable | manual | P | 97 | 32.4453 | 50 | -0.29 | 93 |
IV.GAVE.EHZ. | 2021-12-02T04:49:33.16 | 0.1 | undecidable | manual | P | 278 | 26.0517 | 50 | -0.14 | 97 |
IV.NRCA.HHZ. | 2021-12-02T04:49:32.27 | 0.1 | undecidable | manual | P | 338 | 20.9679 | 116 | -0.18 | 97 |
IV.CAMP.HHZ. | 2021-12-02T04:49:32.47 | 0.1 | undecidable | manual | P | 130 | 21.1677 | 116 | -0.01 | 100 |
IV.MTRA.HNZ. | 2021-12-02T04:49:31.99 | 0.1 | undecidable | manual | P | 54 | 18.7701 | 119 | -0.06 | 99 |
IV.SMA1.EHZ. | 2021-12-02T04:49:31.11 | 0.1 | undecidable | manual | P | 107 | 10.6782 | 134 | 0.37 | 95 |
IV.LNSS.HHZ. | 2021-12-02T04:49:31.64 | 0.1 | undecidable | manual | P | 246 | 15.1737 | 124 | 0.21 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HNN. | ML:1.7 | 0.00045183344999999995 | 0.1792 | AML | other | m | 2021-12-02T04:49:34.59 |
IV.LNSS.HHN. | ML:1.8 | 0.0005745 | 0.76 | AML | other | m | 2021-12-02T04:49:34.59 |
IV.LNSS.HHE. | ML:1.7 | 0.0004825 | 0.76 | AML | other | m | 2021-12-02T04:49:35.43 |
IV.LNSS.HNE. | ML:1.6 | 0.000362792 | 0.1216 | AML | other | m | 2021-12-02T04:49:35.27 |
IV.NRCA.HHE. | ML:1.9 | 0.0006335 | 0.2 | AML | other | m | 2021-12-02T04:49:35.60 |
IV.NRCA.HNE. | ML:1.9 | 0.00058334485 | 0.1984 | AML | other | m | 2021-12-02T04:49:35.61 |
IV.NRCA.HHN. | ML:1.6 | 0.00027449999999999995 | 0.14 | AML | other | m | 2021-12-02T04:49:35.63 |
IV.NRCA.HNN. | ML:1.6 | 0.0003113463 | 0.1408 | AML | other | m | 2021-12-02T04:49:35.63 |
IV.GAVE.EHN. | ML:1.7 | 0.00029 | 0.22 | AML | other | m | 2021-12-02T04:49:37.35 |
IV.GAVE.HNE. | ML:1.8 | 0.00037958820000000005 | 0.2304 | AML | other | m | 2021-12-02T04:49:37.74 |
IV.GAVE.EHE. | ML:1.8 | 0.000373 | 0.24 | AML | other | m | 2021-12-02T04:49:37.75 |
IV.TERO.HNN. | ML:1.9 | 0.00033199999999999994 | 0.06 | AML | other | m | 2021-12-02T04:49:38.52 |
IV.TERO.HNE. | ML:1.9 | 0.00032499999999999993 | 0.54 | AML | other | m | 2021-12-02T04:49:38.79 |
IV.OFFI.HHN. | ML:1.9 | 0.00022799999999999999 | 1.5 | AML | other | m | 2021-12-02T04:49:47.84 |
IV.OFFI.HHE. | ML:1.9 | 0.00021950000000000002 | 0.48 | AML | other | m | 2021-12-02T04:49:48.17 |
IV.FAGN.HHN. | ML:1.7 | 0.0001215 | 0.34 | AML | other | m | 2021-12-02T04:49:48.73 |
IV.FAGN.HHE. | ML:1.7 | 0.0001185 | 0.56 | AML | other | m | 2021-12-02T04:49:54.13 |