A magnitude ML 0.2 earthquake occured in region: 4 km SE Castelsantangelo sul Nera (MC), on
and geographic coordinates (lat, lon) 42.8640, 13.1850 at 10 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
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 | 10 | 444 | 725 |
Norcia | PG | 11 | 4957 | 5682 |
Visso | MC | 11 | 1107 | 6789 |
Preci | PG | 12 | 724 | 7513 |
Montemonaco | AP | 12 | 604 | 8117 |
Montegallo | AP | 12 | 523 | 8640 |
Arquata del Tronto | AP | 14 | 1178 | 9818 |
Bolognola | MC | 15 | 142 | 9960 |
Montefortino | FM | 16 | 1178 | 11138 |
Acquacanina | MC | 19 | 121 | 11259 |
Amandola | FM | 19 | 3629 | 14888 |
Fiastra | MC | 19 | 559 | 15447 |
Accumoli | RI | 19 | 667 | 16114 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.2 | 2021-04-15 17:39:16 |
42.8637 | 13.1847 | 11 | 2021-04-15 17:49:45 |
Sala Sismica INGV-Roma | 89124991 |
Field | Value |
---|---|
Time (UTC) | 2021-04-15 17:39:16 ± 0.05 |
Latitude | 42.8637 ± 0.0018 |
Longitude | 13.1847 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 89124991 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 413 |
Semi-minor axis of confidence ellipse (meter) | 199 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 257 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 124 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39031 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.2 |
Uncertainty | 0.4 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 89124991 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-15 17:49:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TDS.HHZ. | 2021-04-15T17:41:08.39 | 3.0 | undecidable | manual | Sn | 4.28 | 0 | |||
IV.HPAC.HHZ. | 2021-04-15T17:41:07.75 | 3.0 | undecidable | manual | Pg | 21.24 | 0 | |||
IV.CAGR.HHZ. | 2021-04-15T17:40:42.13 | 3.0 | undecidable | manual | Pg | 9.18 | 0 | |||
IV.PZUN.HHZ. | 2021-04-15T17:40:40.02 | 3.0 | undecidable | manual | Sn | 0.53 | 0 | |||
IV.SPS2.HHZ. | 2021-04-15T17:40:27.97 | 3.0 | undecidable | manual | Pg | 7.98 | 0 | |||
IV.NDIM.HNZ. | 2021-04-15T17:40:27.11 | 3.0 | undecidable | manual | Sn | -0.99 | 0 | |||
IV.MTGR.HHZ. | 2021-04-15T17:40:26.36 | 3.0 | undecidable | manual | Pn | -0.92 | 0 | |||
IV.SENA.HHZ. | 2021-04-15T17:40:08.59 | 3.0 | undecidable | manual | Pn | 0.46 | 0 | |||
IV.NDIM.HNZ. | 2021-04-15T17:39:57.24 | 3.0 | positive | manual | Pn | 1.52 | 0 | |||
IV.IMOL.HNZ. | 2021-04-15T17:39:48.01 | 3.0 | negative | manual | Pg | 2.81 | 0 | |||
IV.PAOL.HHZ. | 2021-04-15T17:39:48.51 | 3.0 | undecidable | manual | Pn | -1.22 | 0 | |||
IV.LRP.EHZ. | 2021-04-15T17:39:38.49 | 3.0 | positive | manual | P | 1.18 | 0 | |||
IV.RIBO.EHZ.01 | 2021-04-15T17:39:38.01 | 3.0 | undecidable | manual | P | -1.36 | 0 | |||
IV.TERO.HHZ. | 2021-04-15T17:39:30.75 | 0.3 | undecidable | manual | S | 128 | 43.3233 | 50 | -0.19 | 70 |
IV.LNSS.HHN. | 2021-04-15T17:39:27.71 | 0.6 | undecidable | manual | S | 202 | 31.2465 | 50 | 0.01 | 49 |
IV.CSP1.EHZ. | 2021-04-15T17:39:26.20 | 0.3 | undecidable | manual | S | 4 | 25.3524 | 50 | 0.06 | 74 |
IV.CESI.HHE. | 2021-04-15T17:39:26.76 | 0.6 | undecidable | manual | S | 305 | 27.6501 | 50 | 0.03 | 49 |
IV.MURB.HNZ. | 2021-04-15T17:39:25.22 | 3.0 | negative | manual | P | -0.78 | 0 | |||
IV.TERO.HHZ. | 2021-04-15T17:39:25.05 | 0.6 | undecidable | manual | P | 128 | 43.3233 | 50 | 0.09 | 47 |
IV.FDMO.HHZ. | 2021-04-15T17:39:24.81 | 0.3 | undecidable | manual | S | 338 | 20.7681 | 117 | -0.05 | 75 |
IT.MTCL.HGN. | 2021-04-15T17:39:24.56 | 0.6 | undecidable | manual | S | 314 | 20.868 | 117 | -0.34 | 47 |
IV.LNSS.HHN. | 2021-04-15T17:39:23.03 | 0.1 | undecidable | manual | P | 202 | 31.2465 | 50 | -0.05 | 98 |
IV.MML1.HNE. | 2021-04-15T17:39:23.41 | 0.1 | undecidable | manual | P | 328 | 32.6451 | 50 | 0.1 | 96 |
IV.CSP1.EHZ. | 2021-04-15T17:39:22.29 | 0.6 | negative | manual | P | 4 | 25.3524 | 50 | 0.1 | 49 |
IV.CESI.HHE. | 2021-04-15T17:39:22.49 | 0.1 | undecidable | manual | P | 305 | 27.6501 | 50 | -0.04 | 98 |
IT.MTCL.HGN. | 2021-04-15T17:39:21.44 | 0.1 | undecidable | manual | P | 314 | 20.868 | 117 | -0.03 | 100 |
IV.FDMO.HHZ. | 2021-04-15T17:39:21.45 | 0.6 | negative | manual | P | 338 | 20.7681 | 117 | 0 | 50 |
IV.NRCA.HHZ. | 2021-04-15T17:39:21.15 | 0.6 | undecidable | manual | S | 240 | 6.5934 | 148 | 0.05 | 51 |
IV.SMA1.EHZ. | 2021-04-15T17:39:20.90 | 3.0 | negative | manual | P | -0.96 | 0 | |||
IV.ARRO.EHZ. | 2021-04-15T17:39:19.36 | 3.0 | undecidable | manual | P | 0 | ||||
IV.NRCA.HHZ. | 2021-04-15T17:39:19.57 | 0.6 | undecidable | manual | P | 240 | 6.5934 | 148 | 0.29 | 48 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.9 | 0.00011499999999999999 | 0.16 | AML | other | m | 2021-04-15T17:39:21.33 |
IV.NRCA.HHE. | ML:1.0 | 0.0001395 | 1.86 | AML | other | m | 2021-04-15T17:39:21.93 |
IV.FDMO.HHE. | ML:-0.2 | 0.000006593267000000001 | 0.2816 | AML | other | m | 2021-04-15T17:39:25.13 |
IV.FDMO.HHN. | ML:-0.2 | 0.0000073993349999999995 | 0.2432 | AML | other | m | 2021-04-15T17:39:25.11 |
IV.TERO.HHE. | ML:0.2 | 0.0000056666165 | 0.4608 | AML | other | m | 2021-04-15T17:39:32.63 |
IV.TERO.HHN. | ML:0.2 | 0.000006718102 | 0.4736 | AML | other | m | 2021-04-15T17:39:31.44 |