A magnitude ML 1.6 earthquake occured in region: 5 km W Montemonaco (AP), on
and geographic coordinates (lat, lon) 42.9060, 13.2700 at 24 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 |
---|---|---|---|---|
Montemonaco | AP | 5 | 604 | 604 |
Montefortino | FM | 7 | 1178 | 1782 |
Montegallo | AP | 9 | 523 | 2305 |
Castelsantangelo sul Nera | MC | 10 | 281 | 2586 |
Bolognola | MC | 11 | 142 | 2728 |
Amandola | FM | 11 | 3629 | 6357 |
Ussita | MC | 12 | 444 | 6801 |
Comunanza | AP | 13 | 3166 | 9967 |
Sarnano | MC | 15 | 3264 | 13231 |
Arquata del Tronto | AP | 15 | 1178 | 14409 |
Visso | MC | 15 | 1107 | 15516 |
Palmiano | AP | 15 | 196 | 15712 |
Acquacanina | MC | 16 | 121 | 15833 |
Fiastra | MC | 17 | 559 | 16392 |
Roccafluvione | AP | 18 | 2010 | 18402 |
Montefalcone Appennino | FM | 18 | 424 | 18826 |
Smerillo | FM | 18 | 365 | 19191 |
Venarotta | AP | 18 | 2066 | 21257 |
Gualdo | MC | 19 | 815 | 22072 |
Preci | PG | 19 | 724 | 22796 |
Acquasanta Terme | AP | 19 | 2916 | 25712 |
Force | AP | 19 | 1354 | 27066 |
Norcia | PG | 19 | 4957 | 32023 |
Monte San Martino | MC | 20 | 765 | 32788 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-10-04 23:38:49 |
42.9063 | 13.2705 | 25 | 2021-02-26 14:56:15 |
Bollettino Sismico Italiano INGV | 86267931 |
Reviewed Rev100 |
ML 1.7 | 2020-10-04 23:38:49 |
42.8997 | 13.2725 | 24 | 2020-10-04 23:42:55 |
Sala Sismica INGV-Roma | 83510041 |
Field | Value |
---|---|
Time (UTC) | 2020-10-04 23:38:49 ± 0.11 |
Latitude | 42.9063 ± 0.0036 |
Longitude | 13.2705 ± 0.0061 |
Depth (km) | 25 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86267931 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 530 |
Semi-minor axis of confidence ellipse (meter) | 217 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 251 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 40 |
Number of associated phases, regardless of their use for origin computation | 36 |
Number of defining phases | 36 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.04227 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39930 |
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 | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 20 |
Type of magnitude | ML |
Reference to an origin | 86267931 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-01-19 12:02:22 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 83510041 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-10-04 23:42:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RM33.EHZ. | 2020-10-04T23:39:04.60 | 0.6 | undecidable | manual | S | 186 | 44.3223 | 112 | 0.19 | 46 |
IV.TERO.HHN. | 2020-10-04T23:39:03.96 | 0.6 | undecidable | manual | S | 139 | 41.5251 | 114 | 0.23 | 46 |
IV.GAVE.EHN. | 2020-10-04T23:39:03.62 | 0.6 | undecidable | manual | S | 232 | 38.7279 | 115 | 0.56 | 42 |
IV.LNSS.HHZ. | 2020-10-04T23:39:03.20 | 0.6 | undecidable | manual | S | 209 | 38.5281 | 116 | 0.2 | 46 |
IV.MML1.HNE. | 2020-10-04T23:39:02.11 | 0.6 | undecidable | manual | S | 314 | 33.3444 | 120 | 0.33 | 46 |
IV.CESI.HHZ. | 2020-10-04T23:39:01.80 | 0.6 | undecidable | manual | S | 290 | 31.6461 | 121 | 0.42 | 45 |
IV.SMA1.EHZ. | 2020-10-04T23:39:01.10 | 0.3 | undecidable | manual | S | 170 | 31.0467 | 122 | -0.14 | 72 |
IV.T1299.HNN. | 2020-10-04T23:39:01.24 | 0.6 | undecidable | manual | S | 178 | 30.2475 | 123 | 0.19 | 47 |
IV.PF6.EHN. | 2020-10-04T23:39:00.23 | 0.6 | undecidable | manual | S | 347 | 26.4513 | 127 | 0.01 | 50 |
IV.SAP2.EHE. | 2020-10-04T23:39:00.08 | 0.6 | undecidable | manual | S | 26 | 23.5542 | 131 | 0.46 | 46 |
IV.MF5.EHZ. | 2020-10-04T23:38:59.00 | 0.6 | undecidable | manual | S | 60 | 17.871 | 139 | 0.46 | 46 |
IV.GUMA.HHZ. | 2020-10-04T23:38:59.00 | 0.6 | undecidable | manual | S | 17 | 18.0708 | 139 | 0.41 | 47 |
IV.CSP1.EHZ. | 2020-10-04T23:38:59.10 | 0.6 | undecidable | manual | S | 346 | 21.2676 | 134 | -0.07 | 49 |
IV.MTRA.EHE. | 2020-10-04T23:38:58.71 | 0.6 | undecidable | manual | S | 148 | 19.5693 | 137 | -0.13 | 49 |
IV.FDMO.HHN. | 2020-10-04T23:38:58.89 | 0.6 | undecidable | manual | S | 314 | 20.7681 | 135 | -0.18 | 49 |
IV.NRCA.HHZ. | 2020-10-04T23:38:57.80 | 0.6 | undecidable | manual | S | 238 | 15.0738 | 144 | -0.29 | 48 |
IV.RM33.EHZ. | 2020-10-04T23:38:57.99 | 0.3 | undecidable | manual | P | 186 | 44.3223 | 112 | -0.08 | 71 |
IV.MC2.EHZ. | 2020-10-04T23:38:57.10 | 0.3 | undecidable | manual | S | 275 | 6.6933 | 163 | 0.02 | 76 |
IV.LNSS.HHZ. | 2020-10-04T23:38:57.31 | 0.3 | undecidable | manual | P | 209 | 38.5281 | 116 | 0.05 | 72 |
IV.TERO.HHN. | 2020-10-04T23:38:57.82 | 0.1 | undecidable | manual | P | 139 | 41.5251 | 114 | 0.14 | 95 |
IV.GAVE.EHN. | 2020-10-04T23:38:57.70 | 0.6 | undecidable | manual | P | 232 | 38.7279 | 115 | 0.41 | 45 |
IV.MML1.HNE. | 2020-10-04T23:38:56.40 | 0.1 | undecidable | manual | P | 314 | 33.3444 | 120 | -0.16 | 95 |
IV.CESI.HHZ. | 2020-10-04T23:38:56.40 | 0.1 | positive | manual | P | 290 | 31.6461 | 121 | 0.08 | 97 |
IV.SMA1.EHZ. | 2020-10-04T23:38:56.03 | 0.1 | undecidable | manual | P | 170 | 31.0467 | 122 | -0.21 | 95 |
IV.MMO1.EHZ. | 2020-10-04T23:38:56.50 | 0.3 | undecidable | manual | S | 100 | 4.6953 | 168 | -0.45 | 71 |
IV.PF6.EHN. | 2020-10-04T23:38:55.41 | 0.1 | undecidable | manual | P | 347 | 26.4513 | 127 | -0.25 | 94 |
IV.T1299.HNN. | 2020-10-04T23:38:55.96 | 0.1 | undecidable | manual | P | 178 | 30.2475 | 123 | -0.17 | 96 |
IV.SAP2.EHE. | 2020-10-04T23:38:55.50 | 0.1 | undecidable | manual | P | 26 | 23.5542 | 131 | 0.19 | 97 |
IV.GUMA.HHZ. | 2020-10-04T23:38:54.80 | 0.1 | undecidable | manual | P | 17 | 18.0708 | 139 | 0.08 | 100 |
IV.MF5.EHZ. | 2020-10-04T23:38:54.87 | 0.1 | positive | manual | P | 60 | 17.871 | 139 | 0.18 | 98 |
IV.MTRA.EHE. | 2020-10-04T23:38:54.75 | 0.1 | undecidable | manual | P | 148 | 19.5693 | 137 | -0.11 | 99 |
IV.FDMO.HHN. | 2020-10-04T23:38:54.77 | 0.1 | undecidable | manual | P | 314 | 20.7681 | 135 | -0.21 | 96 |
IV.NRCA.HHZ. | 2020-10-04T23:38:54.28 | 0.1 | negative | manual | P | 238 | 15.0738 | 144 | -0.14 | 99 |
IV.CSP1.EHZ. | 2020-10-04T23:38:54.95 | 0.1 | undecidable | manual | P | 346 | 21.2676 | 134 | -0.09 | 98 |
IV.MC2.EHZ. | 2020-10-04T23:38:53.77 | 1.0 | undecidable | manual | P | 275 | 6.6933 | 163 | -0.07 | 25 |
IV.MMO1.EHZ. | 2020-10-04T23:38:53.49 | 0.1 | undecidable | manual | P | 100 | 4.6953 | 168 | -0.27 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNN. | ML:1.9 | 0.00042449999999999996 | 1.08 | AML | other | m | 2020-10-04T23:38:58.74 |
IV.NRCA.HHE. | ML:1.9 | 0.00039150000000000003 | 0.12 | AML | other | m | 2020-10-04T23:38:58.68 |
IV.NRCA.HNE. | ML:1.8 | 0.0003795 | 0.1 | AML | other | m | 2020-10-04T23:38:58.69 |
IV.NRCA.HHN. | ML:1.8 | 0.0003805 | 1.04 | AML | other | m | 2020-10-04T23:38:58.26 |
IV.MF5.EHN. | ML:1.7 | 0.00025235914999999996 | 0.2304 | AML | other | m | 2020-10-04T23:38:59.29 |
IV.GUMA.HHN. | ML:1.9 | 0.00040249999999999997 | 0.28 | AML | other | m | 2020-10-04T23:38:59.40 |
IV.GUMA.HNN. | ML:1.8 | 0.00033691490000000004 | 0.704 | AML | other | m | 2020-10-04T23:38:59.60 |
IV.MF5.EHE. | ML:1.6 | 0.00022145120000000002 | 0.5248 | AML | other | m | 2020-10-04T23:39:00.04 |
IV.GUMA.HNE. | ML:1.7 | 0.00024115035000000002 | 0.3456 | AML | other | m | 2020-10-04T23:39:00.66 |
IV.GUMA.HHE. | ML:1.8 | 0.0002875 | 0.58 | AML | other | m | 2020-10-04T23:39:00.66 |
IV.SMA1.EHE. | ML:1.1 | 0.00004404475 | 0.4608 | AML | other | m | 2020-10-04T23:39:01.73 |
IV.SMA1.EHN. | ML:1.0 | 0.00003329227 | 0.832 | AML | other | m | 2020-10-04T23:39:01.22 |
IV.CESI.HNN. | ML:1.6 | 0.00016196789999999998 | 1.6 | AML | other | m | 2020-10-04T23:39:02.05 |
IV.CESI.HHN. | ML:1.6 | 0.00014549999999999999 | 0.5 | AML | other | m | 2020-10-04T23:39:02.42 |
IV.CESI.HHE. | ML:1.5 | 0.00010900000000000002 | 1.34 | AML | other | m | 2020-10-04T23:39:02.02 |
IV.LNSS.HNE. | ML:1.6 | 0.000128938075 | 4.6848 | AML | other | m | 2020-10-04T23:39:03.42 |
IV.LNSS.HHN. | ML:1.3 | 0.00005895 | 0.68 | AML | other | m | 2020-10-04T23:39:03.57 |
IV.LNSS.HHE. | ML:1.3 | 0.00005964999999999999 | 0.72 | AML | other | m | 2020-10-04T23:39:04.59 |
IV.RM33.EHN. | ML:1.1 | 0.000034846970000000005 | 0.1664 | AML | other | m | 2020-10-04T23:39:05.54 |
IV.RM33.EHE. | ML:1.2 | 0.000043725675 | 0.256 | AML | other | m | 2020-10-04T23:39:05.89 |