A magnitude ML 0.8 earthquake occured in region: 4 km E Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8880, 13.2000 at 8 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 |
---|---|---|---|---|
Castelsantangelo sul Nera | MC | 4 | 281 | 281 |
Ussita | MC | 8 | 444 | 725 |
Visso | MC | 10 | 1107 | 1832 |
Montemonaco | AP | 11 | 604 | 2436 |
Montegallo | AP | 12 | 523 | 2959 |
Bolognola | MC | 12 | 142 | 3101 |
Preci | PG | 13 | 724 | 3825 |
Montefortino | FM | 13 | 1178 | 5003 |
Norcia | PG | 14 | 4957 | 9960 |
Arquata del Tronto | AP | 15 | 1178 | 11138 |
Acquacanina | MC | 16 | 121 | 11259 |
Amandola | FM | 16 | 3629 | 14888 |
Fiastra | MC | 17 | 559 | 15447 |
Sarnano | MC | 18 | 3264 | 18711 |
Fiordimonte | MC | 19 | 202 | 18913 |
Comunanza | AP | 19 | 3166 | 22079 |
Monte Cavallo | MC | 20 | 145 | 22224 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.8 | 2021-10-10 03:37:50 |
42.8882 | 13.2002 | 8 | 2022-03-30 13:04:10 |
Bollettino Sismico Italiano INGV | 96414581 |
Reviewed Rev100 |
ML 0.9 | 2021-10-10 03:37:51 |
42.8918 | 13.1945 | 7 | 2021-10-10 03:52:49 |
Sala Sismica INGV-Roma | 96397551 |
Field | Value |
---|---|
Time (UTC) | 2021-10-10 03:37:50 ± 0.1 |
Latitude | 42.8882 ± 0.0027 |
Longitude | 13.2002 ± 0.0049 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 96414581 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 438 |
Semi-minor axis of confidence ellipse (meter) | 64 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 243 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 440.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 82 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.02518 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28059 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 96414581 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-10-10 20:16:56 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 96397551 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-10 03:52:49 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MML1.HNE. | 2021-10-10T03:38:02.03 | 0.3 | undecidable | manual | S | 324 | 31.1466 | 104 | -0.12 | 71 |
IV.CESI.HHZ. | 2021-10-10T03:38:01.07 | 0.6 | undecidable | manual | S | 298 | 27.2505 | 106 | 0.21 | 47 |
IV.SMA1.EHN. | 2021-10-10T03:38:01.88 | 0.3 | undecidable | manual | S | 159 | 30.6471 | 105 | -0.09 | 72 |
IV.CSP1.EHZ. | 2021-10-10T03:37:59.67 | 0.3 | undecidable | manual | S | 1 | 22.5552 | 109 | 0.35 | 69 |
IV.FDMO.HHZ. | 2021-10-10T03:37:58.02 | 0.3 | undecidable | manual | S | 331 | 18.87 | 113 | -0.08 | 73 |
IV.MML1.HNE. | 2021-10-10T03:37:57.30 | 0.1 | undecidable | manual | P | 324 | 31.1466 | 104 | -0.14 | 95 |
IV.SMA1.EHN. | 2021-10-10T03:37:57.13 | 0.1 | undecidable | manual | P | 159 | 30.6471 | 105 | -0.2 | 93 |
IV.T1299.HNN. | 2021-10-10T03:37:56.92 | 0.3 | undecidable | manual | P | 167 | 28.9488 | 105 | -0.09 | 72 |
IV.CESI.HHZ. | 2021-10-10T03:37:56.67 | 0.1 | undecidable | manual | P | 298 | 27.2505 | 106 | -0.02 | 98 |
IV.FDMO.HHZ. | 2021-10-10T03:37:55.09 | 0.1 | undecidable | manual | P | 331 | 18.87 | 113 | -0.01 | 99 |
IV.NRCA.HHZ. | 2021-10-10T03:37:55.41 | 0.3 | undecidable | manual | S | 229 | 9.2796 | 131 | 0.18 | 73 |
IV.CSP1.EHZ. | 2021-10-10T03:37:55.68 | 0.1 | undecidable | manual | P | 1 | 22.5552 | 109 | -0.12 | 96 |
IV.MMO1.EHZ. | 2021-10-10T03:37:55.66 | 0.3 | undecidable | manual | S | 83 | 10.3785 | 128 | 0.12 | 74 |
IV.MMO1.EHZ. | 2021-10-10T03:37:53.84 | 0.1 | undecidable | manual | P | 83 | 10.3785 | 128 | 0.22 | 96 |
IV.MC2.EHZ. | 2021-10-10T03:37:53.56 | 0.3 | undecidable | manual | S | 341 | 2.7972 | 161 | -0.37 | 71 |
IV.NRCA.HHZ. | 2021-10-10T03:37:53.78 | 0.1 | undecidable | manual | P | 229 | 9.2796 | 131 | 0.34 | 94 |
IV.MC2.EHZ. | 2021-10-10T03:37:52.58 | 0.1 | negative | manual | P | 341 | 2.7972 | 161 | -0.11 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.9 | 0.00011649999999999999 | 0.54 | AML | other | m | 2021-10-10T03:37:55.45 |
IV.NRCA.HHE. | ML:1.0 | 0.00014350000000000002 | 0.42 | AML | other | m | 2021-10-10T03:37:55.83 |
IV.NRCA.HNE. | ML:0.9 | 0.000119729125 | 0.1504 | AML | other | m | 2021-10-10T03:37:55.62 |
IV.NRCA.HNN. | ML:0.9 | 0.00012768795999999998 | 0.1312 | AML | other | m | 2021-10-10T03:37:55.77 |
IV.FDMO.HHE. | ML:0.3 | 0.000013649635 | 0.1216 | AML | other | m | 2021-10-10T03:37:58.31 |
IV.FDMO.HHN. | ML:0.1 | 0.000009110063 | 0.1008 | AML | other | m | 2021-10-10T03:37:58.33 |