A magnitude ML 1.7 earthquake occured in region: 4 km SE Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6770, 13.2900 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 | 4 | 667 | 667 |
Amatrice | RI | 5 | 2657 | 3324 |
Arquata del Tronto | AP | 11 | 1178 | 4502 |
Cittareale | RI | 12 | 482 | 4984 |
Acquasanta Terme | AP | 14 | 2916 | 7900 |
Campotosto | AQ | 15 | 542 | 8442 |
Montereale | AQ | 17 | 2581 | 11023 |
Capitignano | AQ | 17 | 665 | 11688 |
Valle Castellana | TE | 18 | 977 | 12665 |
Montegallo | AP | 19 | 523 | 13188 |
Cortino | TE | 19 | 656 | 13844 |
Rocca Santa Maria | TE | 19 | 537 | 14381 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-12-06 07:19:14 |
42.6767 | 13.2903 | 12 | 2022-03-30 13:04:24 |
Bollettino Sismico Italiano INGV | 99051581 |
Reviewed Rev100 |
ML 1.7 | 2021-12-06 07:19:14 |
42.6782 | 13.2842 | 11 | 2021-12-06 07:23:30 |
Sala Sismica INGV-Roma | 98204691 |
Field | Value |
---|---|
Time (UTC) | 2021-12-06 07:19:14 ± 0.06 |
Latitude | 42.6767 ± 0.0045 |
Longitude | 13.2903 ± 0.0061 |
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 | 99051581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 610 |
Semi-minor axis of confidence ellipse (meter) | 46 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 225 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 100 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 25 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.25 |
Epicentral distance of station closest to the epicenter (degree) | 0.05666 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43347 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 99051581 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-27 10:15:16 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.1 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 98204691 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-12-06 07:23:30 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CESI.HHZ. | 2021-12-06T07:19:29.23 | 0.3 | undecidable | manual | S | 319 | 48.1185 | 91 | -0.17 | 68 |
IV.FDMO.HHZ. | 2021-12-06T07:19:28.13 | 0.3 | undecidable | manual | S | 338 | 43.2234 | 91 | 0.03 | 71 |
IV.MF5.EHZ. | 2021-12-06T07:19:26.92 | 0.3 | undecidable | manual | S | 22 | 37.1295 | 91 | 0.43 | 66 |
IV.GAVE.EHZ. | 2021-12-06T07:19:24.93 | 0.3 | undecidable | manual | S | 273 | 32.3454 | 91 | -0.28 | 68 |
IV.TERO.HHZ. | 2021-12-06T07:19:23.26 | 0.3 | undecidable | manual | S | 103 | 26.2515 | 92 | -0.33 | 68 |
IV.CSP1.EHZ. | 2021-12-06T07:19:22.66 | 0.1 | positive | manual | P | 351 | 46.62 | 91 | -0.05 | 93 |
IV.NRCA.HHZ. | 2021-12-06T07:19:22.21 | 0.3 | undecidable | manual | S | 321 | 22.5552 | 93 | -0.38 | 68 |
IV.LNSS.HHZ. | 2021-12-06T07:19:22.61 | 0.6 | undecidable | manual | S | 248 | 21.9669 | 93 | 0.17 | 49 |
IV.GUMA.HNN. | 2021-12-06T07:19:22.56 | 0.3 | undecidable | manual | P | 5 | 43.0236 | 91 | 0.4 | 66 |
IV.CESI.HHZ. | 2021-12-06T07:19:22.80 | 0.3 | undecidable | manual | P | 319 | 48.1185 | 91 | -0.14 | 68 |
IV.FDMO.HHZ. | 2021-12-06T07:19:22.05 | 0.3 | undecidable | manual | P | 338 | 43.2234 | 91 | -0.14 | 69 |
IV.MF5.EHZ. | 2021-12-06T07:19:21.74 | 0.3 | undecidable | manual | P | 22 | 37.1295 | 91 | 0.48 | 66 |
IV.CAMP.HHZ. | 2021-12-06T07:19:21.44 | 0.3 | undecidable | manual | S | 148 | 18.3705 | 94 | -0.04 | 72 |
IV.GAVE.EHZ. | 2021-12-06T07:19:20.53 | 0.3 | undecidable | manual | P | 273 | 32.3454 | 91 | 0.01 | 72 |
IV.GIGS.HJZ. | 2021-12-06T07:19:20.77 | 0.3 | undecidable | manual | P | 137 | 33.8439 | 91 | 0.01 | 72 |
IV.TERO.HHZ. | 2021-12-06T07:19:19.57 | 0.3 | undecidable | manual | P | 103 | 26.2515 | 92 | -0.01 | 73 |
IV.ASCOL.EHN. | 2021-12-06T07:19:19.44 | 0.3 | undecidable | manual | P | 51 | 31.1466 | 91 | -0.89 | 55 |
IV.MTRA.HNZ. | 2021-12-06T07:19:19.54 | 0.6 | undecidable | manual | S | 44 | 12.3765 | 111 | -0.38 | 46 |
IV.LNSS.HHZ. | 2021-12-06T07:19:19.10 | 0.1 | positive | manual | P | 248 | 21.9669 | 93 | 0.18 | 97 |
IV.MC2.EHZ. | 2021-12-06T07:19:19.73 | 0.3 | undecidable | manual | P | 342 | 27.3504 | 92 | -0.01 | 73 |
IV.CAMP.HHZ. | 2021-12-06T07:19:18.62 | 0.3 | undecidable | manual | P | 148 | 18.3705 | 94 | 0.25 | 72 |
IV.SMA1.EHZ. | 2021-12-06T07:19:18.68 | 0.6 | undecidable | manual | S | 144 | 6.2937 | 142 | 0.06 | 50 |
IV.NRCA.HHZ. | 2021-12-06T07:19:18.92 | 0.1 | positive | manual | P | 321 | 22.5552 | 93 | -0.09 | 96 |
IV.MTRA.HNZ. | 2021-12-06T07:19:17.53 | 0.1 | negative | manual | P | 44 | 12.3765 | 111 | 0.06 | 100 |
IV.SMA1.EHZ. | 2021-12-06T07:19:17.08 | 0.1 | negative | manual | P | 144 | 6.2937 | 142 | 0.36 | 96 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.7 | 0.0006685 | 0.14 | AML | other | m | 2021-12-06T07:19:18.97 |
IV.SMA1.EHN. | ML:1.7 | 0.0006925 | 1.72 | AML | other | m | 2021-12-06T07:19:19.13 |
IV.MTRA.HNN. | ML:1.6 | 0.00046350000000000004 | 0.4 | AML | other | m | 2021-12-06T07:19:19.69 |
IV.MTRA.EHN. | ML:1.6 | 0.00044950000000000003 | 0.42 | AML | other | m | 2021-12-06T07:19:19.69 |
IV.MTRA.EHE. | ML:1.6 | 0.0004115 | 1.24 | AML | other | m | 2021-12-06T07:19:20.62 |
IV.MTRA.HNE. | ML:1.6 | 0.000409 | 0.38 | AML | other | m | 2021-12-06T07:19:20.17 |
IV.LNSS.HHN. | ML:1.7 | 0.000324 | 0.2 | AML | other | m | 2021-12-06T07:19:22.81 |
IV.LNSS.HNN. | ML:1.6 | 0.000286 | 0.3 | AML | other | m | 2021-12-06T07:19:22.96 |
IV.LNSS.HHE. | ML:1.7 | 0.0003375 | 0.46 | AML | other | m | 2021-12-06T07:19:22.99 |
IV.LNSS.HNE. | ML:1.7 | 0.00035999999999999997 | 0.46 | AML | other | m | 2021-12-06T07:19:22.76 |
IV.NRCA.HHN. | ML:1.6 | 0.0002365 | 0.7 | AML | other | m | 2021-12-06T07:19:23.44 |
IV.NRCA.HHE. | ML:1.7 | 0.0003325 | 0.98 | AML | other | m | 2021-12-06T07:19:23.17 |
IV.GAVE.EHN. | ML:1.6 | 0.000188 | 1.28 | AML | other | m | 2021-12-06T07:19:26.70 |
IV.GAVE.EHE. | ML:1.7 | 0.00021300000000000003 | 1.22 | AML | other | m | 2021-12-06T07:19:26.76 |