A magnitude ML 0.9 earthquake occured in region: 3 km W Norcia (PG), on
and geographic coordinates (lat, lon) 42.7830, 13.0660 at 11 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 |
---|---|---|---|---|
Norcia | PG | 3 | 4957 | 4957 |
Cascia | PG | 8 | 3217 | 8174 |
Preci | PG | 11 | 724 | 8898 |
Cerreto di Spoleto | PG | 13 | 1075 | 9973 |
Poggiodomo | PG | 13 | 117 | 10090 |
Castelsantangelo sul Nera | MC | 14 | 281 | 10371 |
Sellano | PG | 16 | 1079 | 11450 |
Vallo di Nera | PG | 17 | 364 | 11814 |
Visso | MC | 17 | 1107 | 12921 |
Monteleone di Spoleto | PG | 17 | 599 | 13520 |
Accumoli | RI | 18 | 667 | 14187 |
Ussita | MC | 19 | 444 | 14631 |
Arquata del Tronto | AP | 19 | 1178 | 15809 |
Sant'Anatolia di Narco | PG | 20 | 564 | 16373 |
Cittareale | RI | 20 | 482 | 16855 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.9 | 2021-10-01 09:55:46 |
42.783 | 13.0658 | 11 | 2022-03-30 13:04:20 |
Bollettino Sismico Italiano INGV | 98090331 |
Field | Value |
---|---|
Time (UTC) | 2021-10-01 09:55:46 ± 0.03 |
Latitude | 42.7830 ± 0.0018 |
Longitude | 13.0658 ± 0.0049 |
Depth (km) | 11 (operator assigned) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 98090331 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 440 |
Semi-minor axis of confidence ellipse (meter) | 160 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 296 |
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) | 144 |
Number of associated phases, regardless of their use for origin computation | 37 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.09 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32466 |
Number of stations at which the event was observed | 32 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 9 |
Type of magnitude | ML |
Reference to an origin | 98090331 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-12-03 11:22:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TST01.HHZ. | 2021-10-01T09:56:59.44 | 3.0 | undecidable | manual | Sn | -2.64 | 0 | |||
IV.MCPD.HHZ. | 2021-10-01T09:56:56.93 | 3.0 | negative | manual | Pn | 4.06 | 0 | |||
IV.SPS2.HHZ. | 2021-10-01T09:56:54.47 | 3.0 | negative | manual | Pn | 6.53 | 0 | |||
IV.MNTT.EHZ. | 2021-10-01T09:56:47.66 | 3.0 | undecidable | manual | Sg | 16.76 | 0 | |||
IV.MTRA.EHZ. | 2021-10-01T09:56:35.97 | 3.0 | undecidable | manual | Sn | 2.81 | 0 | |||
IV.ICAI.EHZ. | 2021-10-01T09:56:34.93 | 3.0 | positive | manual | Pg | 16.959999 | 0 | |||
OT.OT16.EHZ. | 2021-10-01T09:56:33.03 | 3.0 | positive | manual | Pg | 18.799999 | 0 | |||
IV.VAGA.HHZ. | 2021-10-01T09:56:25.40 | 3.0 | undecidable | manual | Pn | 13.38 | 0 | |||
CR.ZAG.BHZ. | 2021-10-01T09:56:19.66 | 3.0 | positive | manual | Pn | 14.35 | 0 | |||
OT.OT17.EHZ. | 2021-10-01T09:56:19.50 | 3.0 | positive | manual | Pn | 2.47 | 0 | |||
RD.PGF.BHZ. | 2021-10-01T09:56:19.10 | 3.0 | undecidable | manual | Sn | -0.07 | 0 | |||
IV.FROS.CHZ. | 2021-10-01T09:56:15.42 | 3.0 | undecidable | manual | Sg | 10.83 | 0 | |||
IT.DANT.HNZ. | 2021-10-01T09:56:14.62 | 3.0 | undecidable | manual | Sn | 3.8 | 0 | |||
IV.LMD.HHZ. | 2021-10-01T09:56:00.68 | 3.0 | undecidable | manual | Sg | 5.99 | 0 | |||
OX.ACOM.HNZ. | 2021-10-01T09:55:58.04 | 3.0 | positive | manual | Pn | 10.63 | 0 | |||
IV.CSP1.EHZ. | 2021-10-01T09:55:58.09 | 0.3 | undecidable | manual | S | 18 | 36.0417 | 50 | -0.1 | 72 |
IV.IMOL.HNZ. | 2021-10-01T09:55:55.19 | 3.0 | undecidable | manual | Sg | 3.17 | 0 | |||
IV.TERO.HHZ. | 2021-10-01T09:55:54.13 | 3.0 | undecidable | manual | Pn | -1.83 | 0 | |||
IV.GAVE.EHZ. | 2021-10-01T09:55:53.16 | 0.3 | undecidable | manual | S | 234 | 17.2716 | 50 | 0 | 75 |
IV.MC2.EHZ. | 2021-10-01T09:55:53.24 | 0.1 | undecidable | manual | S | 35 | 17.3715 | 50 | 0.03 | 100 |
IV.LNSS.HHZ. | 2021-10-01T09:55:53.79 | 0.1 | undecidable | manual | S | 186 | 20.0688 | 50 | -0.14 | 97 |
IV.CSP1.EHZ. | 2021-10-01T09:55:52.99 | 0.3 | undecidable | manual | P | 18 | 36.0417 | 50 | -0.09 | 72 |
IV.RM33.EHZ. | 2021-10-01T09:55:52.64 | 0.3 | undecidable | manual | P | 158 | 32.745 | 50 | 0.07 | 72 |
IV.GAVE.EHZ. | 2021-10-01T09:55:50.24 | 0.1 | positive | manual | P | 234 | 17.2716 | 50 | 0.06 | 99 |
IV.MC2.EHZ. | 2021-10-01T09:55:50.27 | 0.1 | positive | manual | P | 35 | 17.3715 | 50 | 0.06 | 99 |
IV.LNSS.HHZ. | 2021-10-01T09:55:50.68 | 0.1 | undecidable | manual | P | 186 | 20.0688 | 50 | 0.06 | 99 |
GU.RNCA.HHZ. | 2021-10-01T09:55:49.92 | 3.0 | undecidable | manual | Sg | 1.99 | 0 | |||
IV.SEI.HHZ. | 2021-10-01T09:55:48.56 | 3.0 | undecidable | manual | S | -3.29 | 0 | |||
IV.TRE1.HNZ. | 2021-10-01T09:55:45.58 | 3.0 | undecidable | manual | Pn | -2.44 | 0 | |||
IV.ZEN8.EHZ. | 2021-10-01T09:55:37.58 | 3.0 | undecidable | manual | S | -5.86 | 0 | |||
IV.FIU.EHZ. | 2021-10-01T09:55:29.31 | 3.0 | negative | manual | P | 1.74 | 0 | |||
GU.GSCL.HHZ. | 2021-10-01T09:55:29.69 | 3.0 | undecidable | manual | Pg | 4.19 | 0 | |||
IV.ZEN8.EHZ. | 2021-10-01T09:55:25.99 | 3.0 | undecidable | manual | P | 0.58 | 0 | |||
GU.POPM.HHZ. | 2021-10-01T09:55:25.94 | 3.0 | negative | manual | Pn | -2.14 | 0 | |||
IV.CADC.EHZ. | 2021-10-01T09:55:25.07 | 3.0 | negative | manual | P | 1.27 | 0 | |||
IV.SBPO.HNZ. | 2021-10-01T09:55:21.33 | 3.0 | positive | manual | P | -2.88 | 0 | |||
IV.NDIM.HNZ. | 2021-10-01T09:55:19.73 | 3.0 | negative | manual | P | -4.5 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHN. | ML:0.9 | 0.00007037605 | 0.1792 | AML | other | m | 2021-10-01T09:55:53.57 |
IV.GAVE.EHE. | ML:0.9 | 0.000069817725 | 0.384 | AML | other | m | 2021-10-01T09:55:53.54 |
IV.GAVE.HNN. | ML:1.2 | 0.0001258183 | 1.0304 | AML | other | m | 2021-10-01T09:55:52.66 |
IV.GAVE.HNE. | ML:1.0 | 0.0000811910875 | 0.7872 | AML | other | m | 2021-10-01T09:55:53.46 |
IV.LNSS.HNE. | ML:1.0 | 0.00007602385 | 0.7104 | AML | other | m | 2021-10-01T09:55:53.84 |
IV.LNSS.HHN. | ML:0.6 | 0.00003137030000000001 | 0.48 | AML | other | m | 2021-10-01T09:55:53.90 |
IV.LNSS.HNN. | ML:0.9 | 0.000053204799999999996 | 0.224 | AML | other | m | 2021-10-01T09:55:54.27 |
IV.CSP1.EHE. | ML:1.0 | 0.000033080894999999997 | 0.576 | AML | other | m | 2021-10-01T09:55:58.44 |
IV.CSP1.EHN. | ML:1.0 | 0.00003511148 | 0.9984 | AML | other | m | 2021-10-01T09:55:58.71 |