A magnitude ML 1.1 earthquake occured in region: 5 km N Cittareale (RI), on
and geographic coordinates (lat, lon) 42.6660, 13.1790 at 13 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 |
---|---|---|---|---|
Cittareale | RI | 6 | 482 | 482 |
Accumoli | RI | 7 | 667 | 1149 |
Amatrice | RI | 10 | 2657 | 3806 |
Cascia | PG | 15 | 3217 | 7023 |
Arquata del Tronto | AP | 15 | 1178 | 8201 |
Norcia | PG | 16 | 4957 | 13158 |
Montereale | AQ | 17 | 2581 | 15739 |
Posta | RI | 17 | 694 | 16433 |
Borbona | RI | 17 | 617 | 17050 |
Monteleone di Spoleto | PG | 19 | 599 | 17649 |
Capitignano | AQ | 19 | 665 | 18314 |
Campotosto | AQ | 20 | 542 | 18856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.1 | 2020-08-21 19:39:48 |
42.6657 | 13.1793 | 13 | 2020-11-19 12:37:06 |
Bollettino Sismico Italiano INGV | 84603241 |
Reviewed Rev100 |
ML 1.1 | 2020-08-21 19:39:48 |
42.6715 | 13.1712 | 11 | 2020-08-21 19:43:43 |
Sala Sismica INGV-Roma | 82213241 |
Field | Value |
---|---|
Time (UTC) | 2020-08-21 19:39:48 ± 0.07 |
Latitude | 42.6657 ± 0.0036 |
Longitude | 13.1793 ± 0.0037 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 84603241 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 326 |
Semi-minor axis of confidence ellipse (meter) | 148 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 349 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 67 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.08184 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31656 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 84603241 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-11-10 11:40:10 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 82213241 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-21 19:43:43 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2020-08-21T19:39:59.66 | 0.6 | undecidable | manual | S | 98 | 34.9428 | 94 | -0.37 | 46 |
IV.MC2.EHZ. | 2020-08-21T19:39:58.31 | 0.6 | undecidable | manual | S | 2 | 27.2505 | 96 | 0.34 | 47 |
IV.MMO1.EHZ. | 2020-08-21T19:39:58.53 | 0.6 | undecidable | manual | S | 25 | 28.5492 | 96 | 0.21 | 48 |
IV.GAVE.EHZ. | 2020-08-21T19:39:57.07 | 0.3 | undecidable | manual | S | 277 | 23.4543 | 98 | 0.11 | 74 |
IV.RM33.EHZ. | 2020-08-21T19:39:55.32 | 0.3 | undecidable | manual | S | 171 | 17.6712 | 106 | -0.12 | 75 |
IV.NRCA.HHZ. | 2020-08-21T19:39:55.55 | 0.3 | undecidable | manual | S | 344 | 19.3695 | 103 | -0.34 | 69 |
IV.MTRA.EHZ. | 2020-08-21T19:39:55.87 | 0.3 | undecidable | manual | S | 60 | 20.3685 | 101 | -0.29 | 71 |
IV.MMO1.EHZ. | 2020-08-21T19:39:54.14 | 0.1 | undecidable | manual | P | 25 | 28.5492 | 96 | 0.09 | 97 |
IV.SMA1.EHZ. | 2020-08-21T19:39:54.49 | 0.3 | undecidable | manual | S | 107 | 13.2756 | 117 | 0.13 | 74 |
IV.TERO.HHZ. | 2020-08-21T19:39:54.87 | 0.1 | undecidable | manual | P | 98 | 34.9428 | 94 | -0.17 | 96 |
IV.ARRO.EHZ. | 2020-08-21T19:39:54.95 | 0.3 | undecidable | manual | P | 254 | 35.1426 | 94 | -0.1 | 72 |
IV.MC2.EHZ. | 2020-08-21T19:39:54.02 | 0.3 | undecidable | manual | P | 2 | 27.2505 | 96 | 0.17 | 72 |
IV.LNSS.HHZ. | 2020-08-21T19:39:54.30 | 0.3 | undecidable | manual | S | 238 | 13.2756 | 117 | -0.07 | 75 |
IV.GAVE.EHZ. | 2020-08-21T19:39:53.24 | 0.1 | positive | manual | P | 277 | 23.4543 | 98 | -0.03 | 99 |
IV.T1299.HNZ. | 2020-08-21T19:39:53.43 | 0.3 | undecidable | manual | S | 113 | 9.0798 | 133 | -0.02 | 76 |
IV.NRCA.HHZ. | 2020-08-21T19:39:52.60 | 0.1 | undecidable | manual | P | 344 | 19.3695 | 103 | -0.05 | 99 |
IV.MTRA.EHZ. | 2020-08-21T19:39:52.75 | 0.1 | undecidable | manual | P | 60 | 20.3685 | 101 | -0.05 | 100 |
IV.SMA1.EHZ. | 2020-08-21T19:39:52.01 | 0.3 | undecidable | manual | P | 107 | 13.2756 | 117 | 0.24 | 72 |
IV.RM33.EHZ. | 2020-08-21T19:39:52.47 | 0.3 | undecidable | manual | P | 171 | 17.6712 | 106 | 0.08 | 74 |
IV.T1299.HNZ. | 2020-08-21T19:39:51.44 | 0.3 | undecidable | manual | P | 113 | 9.0798 | 133 | 0.2 | 74 |
IV.LNSS.HHZ. | 2020-08-21T19:39:51.85 | 0.1 | positive | manual | P | 238 | 13.2756 | 117 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.1 | 0.000121 | 0.42 | AML | other | m | 2020-08-21T19:39:54.14 |
IV.LNSS.HHN. | ML:1.0 | 0.0001021 | 0.38 | AML | other | m | 2020-08-21T19:39:54.40 |
IV.SMA1.EHE. | ML:1.5 | 0.00032 | 1.68 | AML | other | m | 2020-08-21T19:39:54.88 |
IV.SMA1.EHN. | ML:1.3 | 0.000193 | 0.34 | AML | other | m | 2020-08-21T19:39:54.94 |
IV.RM33.EHE. | ML:0.8 | 0.00004375 | 0.58 | AML | other | m | 2020-08-21T19:39:55.42 |
IV.NRCA.HHN. | ML:1.3 | 0.000132 | 0.12 | AML | other | m | 2020-08-21T19:39:55.65 |
IV.NRCA.HHE. | ML:1.3 | 0.00014950000000000003 | 0.14 | AML | other | m | 2020-08-21T19:39:55.65 |
IV.RM33.EHN. | ML:0.7 | 0.0000381 | 0.36 | AML | other | m | 2020-08-21T19:39:55.97 |
IV.MTRA.EHN. | ML:1.1 | 0.00007754999999999999 | 0.94 | AML | other | m | 2020-08-21T19:39:56.11 |
IV.MTRA.EHE. | ML:1.3 | 0.0001225 | 1 | AML | other | m | 2020-08-21T19:39:56.23 |
IV.GAVE.EHN. | ML:1.0 | 0.000060049999999999996 | 0.46 | AML | other | m | 2020-08-21T19:39:57.10 |
IV.GAVE.EHE. | ML:1.1 | 0.00006765 | 0.12 | AML | other | m | 2020-08-21T19:39:57.73 |
IV.TERO.HHE. | ML:0.9 | 0.000032500000000000004 | 0.06 | AML | other | m | 2020-08-21T19:39:59.84 |
IV.TERO.HHN. | ML:1.1 | 0.00004995 | 0.52 | AML | other | m | 2020-08-21T19:39:59.92 |