A magnitude ML 1.1 earthquake occured in region: 3 km SE Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6750, 13.2630 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 | 3 | 667 | 667 |
Amatrice | RI | 5 | 2657 | 3324 |
Cittareale | RI | 10 | 482 | 3806 |
Arquata del Tronto | AP | 11 | 1178 | 4984 |
Campotosto | AQ | 16 | 542 | 5526 |
Acquasanta Terme | AP | 16 | 2916 | 8442 |
Montereale | AQ | 17 | 2581 | 11023 |
Capitignano | AQ | 17 | 665 | 11688 |
Norcia | PG | 19 | 4957 | 16645 |
Montegallo | AP | 20 | 523 | 17168 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2021-01-29 11:17:13 |
42.6747 | 13.2627 | 12 | 2021-07-12 16:54:58 |
Bollettino Sismico Italiano INGV | 87045251 |
Field | Value |
---|---|
Time (UTC) | 2021-01-29 11:17:13 ± 0.07 |
Latitude | 42.6747 ± 0.0036 |
Longitude | 13.2627 ± 0.0049 |
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 | 87045251 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 380 |
Semi-minor axis of confidence ellipse (meter) | 294 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 203 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 54 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 23 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.57557 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 87045251 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-02-11 13:43:31 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MPAG.EHZ. | 2021-01-29T11:17:30.70 | 3.0 | undecidable | manual | P | -0.35 | 0 | |||
IV.FDMO.HHZ. | 2021-01-29T11:17:27.13 | 0.3 | undecidable | manual | S | 340 | 42.624 | 91 | 0.3 | 67 |
IV.ASSB.HHN. | 2021-01-29T11:17:24.57 | 0.3 | undecidable | manual | P | 310 | 63.8916 | 91 | 0.31 | 64 |
IV.MOMA.HNZ. | 2021-01-29T11:17:23.77 | 0.1 | undecidable | manual | P | 284 | 58.1973 | 91 | 0.38 | 85 |
IV.GAVE.EHN. | 2021-01-29T11:17:23.28 | 0.3 | undecidable | manual | S | 274 | 30.1476 | 92 | -0.22 | 71 |
IV.MC2.EHZ. | 2021-01-29T11:17:22.49 | 0.6 | undecidable | manual | S | 347 | 26.9508 | 93 | -0.16 | 47 |
IV.TERO.HHZ. | 2021-01-29T11:17:22.92 | 0.3 | undecidable | manual | S | 102 | 28.4493 | 93 | -0.13 | 71 |
IV.FDMO.HHZ. | 2021-01-29T11:17:21.30 | 0.6 | undecidable | manual | P | 340 | 42.624 | 91 | 0.32 | 45 |
IV.NRCA.HNZ. | 2021-01-29T11:17:20.81 | 0.3 | undecidable | manual | S | 326 | 21.3675 | 95 | -0.36 | 69 |
IV.RM33.EHZ. | 2021-01-29T11:17:20.48 | 0.3 | undecidable | manual | S | 192 | 18.7701 | 97 | 0 | 74 |
IV.LNSS.HHZ. | 2021-01-29T11:17:20.67 | 0.3 | undecidable | manual | S | 246 | 19.869 | 96 | -0.09 | 74 |
IV.GAVE.EHN. | 2021-01-29T11:17:18.70 | 0.1 | undecidable | manual | P | 274 | 30.1476 | 92 | -0.36 | 91 |
IV.TERO.HHZ. | 2021-01-29T11:17:18.82 | 0.3 | undecidable | manual | P | 102 | 28.4493 | 93 | 0.02 | 73 |
IV.MMO1.HNZ. | 2021-01-29T11:17:18.34 | 1.0 | undecidable | manual | P | 12 | 25.4523 | 93 | 0 | 24 |
IV.MC2.EHZ. | 2021-01-29T11:17:18.94 | 0.6 | undecidable | manual | P | 347 | 26.9508 | 93 | 0.37 | 45 |
IV.MTRA.HNZ. | 2021-01-29T11:17:18.91 | 0.3 | undecidable | manual | S | 50 | 14.1747 | 107 | -0.37 | 68 |
IV.LNSS.HHZ. | 2021-01-29T11:17:17.49 | 0.3 | undecidable | manual | P | 246 | 19.869 | 96 | 0.01 | 74 |
IV.SMA1.EHZ. | 2021-01-29T11:17:17.68 | 0.3 | undecidable | manual | S | 130 | 7.6812 | 136 | -0.12 | 74 |
IV.NRCA.HNZ. | 2021-01-29T11:17:17.54 | 0.1 | undecidable | manual | P | 326 | 21.3675 | 95 | -0.18 | 95 |
IV.T1299.HNZ. | 2021-01-29T11:17:17.21 | 0.3 | undecidable | manual | S | 160 | 4.7952 | 151 | -0.13 | 74 |
IV.RM33.EHZ. | 2021-01-29T11:17:17.41 | 0.3 | undecidable | manual | P | 192 | 18.7701 | 97 | 0.09 | 73 |
IV.MTRA.HNZ. | 2021-01-29T11:17:16.66 | 0.1 | undecidable | manual | P | 50 | 14.1747 | 107 | 0.03 | 100 |
IV.SMA1.EHZ. | 2021-01-29T11:17:15.94 | 0.1 | undecidable | manual | P | 130 | 7.6812 | 136 | 0.17 | 98 |
IV.T1299.HNZ. | 2021-01-29T11:17:15.70 | 0.1 | undecidable | manual | P | 160 | 4.7952 | 151 | 0.19 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.0 | 0.000114 | 0.94 | AML | other | m | 2021-01-29T11:17:17.85 |
IV.SMA1.EHN. | ML:1.1 | 0.0001575 | 0.54 | AML | other | m | 2021-01-29T11:17:18.21 |
IV.LNSS.HHN. | ML:1.0 | 0.00007465 | 1.02 | AML | other | m | 2021-01-29T11:17:21.54 |
IV.LNSS.HHE. | ML:1.2 | 0.00010005 | 0.98 | AML | other | m | 2021-01-29T11:17:21.13 |