A magnitude ML 0.9 earthquake occured in region: 2 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8050, 13.1030 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 |
---|---|---|---|---|
Norcia | PG | 2 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Cerreto di Spoleto | PG | 15 | 1075 | 11361 |
Ussita | MC | 16 | 444 | 11805 |
Arquata del Tronto | AP | 16 | 1178 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Poggiodomo | PG | 17 | 117 | 13767 |
Sellano | PG | 17 | 1079 | 14846 |
Montegallo | AP | 19 | 523 | 15369 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2021-11-01 01:15:54 |
42.8052 | 13.1032 | 10 | 2021-11-01 01:23:15 |
Sala Sismica INGV-Roma | 97126741 |
Field | Value |
---|---|
Time (UTC) | 2021-11-01 01:15:54 ± 0.05 |
Latitude | 42.8052 ± 0.0027 |
Longitude | 13.1032 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97126741 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 444 |
Semi-minor axis of confidence ellipse (meter) | 245 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 270 |
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) | 90 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 29 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.44606 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 19 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 97126741 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-01 01:23:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VIVA.HHZ. | 2021-11-01T01:16:15.48 | 3.0 | undecidable | manual | P | -0.16 | 0 | |||
IV.CSP1.EHZ. | 2021-11-01T01:16:06.15 | 0.6 | undecidable | manual | S | 15 | 32.8449 | 50 | -0.26 | 47 |
IV.MNTT.EHZ. | 2021-11-01T01:16:04.79 | 0.3 | undecidable | manual | P | 54 | 49.1175 | 50 | 0.71 | 59 |
IV.CESI.HHZ. | 2021-11-01T01:16:04.81 | 0.6 | undecidable | manual | S | 324 | 27.4503 | 50 | -0.14 | 48 |
IV.FDMO.HHZ. | 2021-11-01T01:16:04.09 | 0.6 | undecidable | manual | S | 357 | 25.752 | 50 | -0.41 | 46 |
IV.OFFI.HHZ. | 2021-11-01T01:16:04.87 | 0.3 | undecidable | manual | P | 73 | 49.5171 | 50 | 0.74 | 59 |
IV.SMA1.EHZ. | 2021-11-01T01:16:04.77 | 0.3 | undecidable | manual | S | 136 | 27.0507 | 50 | -0.09 | 73 |
IV.LNSS.HHZ. | 2021-11-01T01:16:03.45 | 0.6 | undecidable | manual | S | 193 | 22.9548 | 114 | -0.23 | 48 |
IV.GAVE.EHZ. | 2021-11-01T01:16:03.23 | 0.6 | undecidable | manual | S | 234 | 21.1677 | 116 | 0.14 | 49 |
IV.TERO.HHZ. | 2021-11-01T01:16:03.40 | 0.3 | undecidable | manual | P | 116 | 45.5211 | 50 | -0.13 | 70 |
IV.MML1.EHZ. | 2021-11-01T01:16:02.12 | 0.3 | undecidable | manual | P | 343 | 35.8419 | 50 | 0.09 | 72 |
IV.MF5.EHZ. | 2021-11-01T01:16:02.22 | 0.3 | undecidable | manual | P | 55 | 35.3424 | 50 | 0.26 | 69 |
IV.FEMA.HNZ. | 2021-11-01T01:16:02.24 | 0.3 | undecidable | manual | S | 346 | 17.9709 | 119 | 0.13 | 74 |
IV.MMO1.EHZ. | 2021-11-01T01:16:02.76 | 0.6 | undecidable | manual | S | 60 | 20.9679 | 116 | -0.28 | 47 |
IV.GUMA.HHZ. | 2021-11-01T01:16:01.95 | 0.3 | undecidable | manual | P | 33 | 34.2435 | 50 | 0.17 | 71 |
IV.CSP1.EHZ. | 2021-11-01T01:16:01.41 | 0.3 | undecidable | manual | P | 15 | 32.8449 | 50 | -0.16 | 71 |
IV.RM33.EHZ. | 2021-11-01T01:16:01.57 | 0.1 | undecidable | manual | P | 165 | 34.0437 | 50 | -0.19 | 94 |
IV.SMA1.EHZ. | 2021-11-01T01:16:00.53 | 0.3 | undecidable | manual | P | 136 | 27.0507 | 50 | -0.15 | 72 |
IV.CESI.HHZ. | 2021-11-01T01:16:00.73 | 0.3 | undecidable | manual | P | 324 | 27.4503 | 50 | 0 | 74 |
IV.MTRA.HNZ. | 2021-11-01T01:16:00.10 | 0.3 | undecidable | manual | P | 103 | 24.4533 | 112 | -0.17 | 72 |
IV.MC2.EHZ. | 2021-11-01T01:16:00.76 | 0.6 | undecidable | manual | S | 31 | 13.6752 | 126 | -0.11 | 50 |
IV.T1299.HNZ. | 2021-11-01T01:16:00.30 | 0.3 | undecidable | manual | P | 142 | 23.9538 | 113 | 0.14 | 73 |
IV.FDMO.HHZ. | 2021-11-01T01:16:00.29 | 0.3 | undecidable | manual | P | 357 | 25.752 | 50 | -0.18 | 72 |
IV.MMO1.EHZ. | 2021-11-01T01:15:59.41 | 0.1 | undecidable | manual | P | 60 | 20.9679 | 116 | -0.22 | 96 |
IV.LNSS.HHZ. | 2021-11-01T01:15:59.98 | 0.1 | undecidable | manual | P | 193 | 22.9548 | 114 | -0.02 | 100 |
IV.GAVE.EHZ. | 2021-11-01T01:15:59.82 | 0.3 | undecidable | manual | P | 234 | 21.1677 | 116 | 0.17 | 73 |
IV.FEMA.HNZ. | 2021-11-01T01:15:58.93 | 0.3 | undecidable | manual | P | 346 | 17.9709 | 119 | -0.16 | 73 |
IV.NRCA.HHZ. | 2021-11-01T01:15:58.55 | 0.3 | undecidable | manual | S | 16 | 3.2967 | 162 | -0.1 | 76 |
IV.MC2.EHZ. | 2021-11-01T01:15:58.55 | 0.3 | undecidable | manual | P | 31 | 13.6752 | 126 | 0.18 | 73 |
IV.NRCA.HHZ. | 2021-11-01T01:15:57.25 | 0.1 | undecidable | manual | P | 16 | 3.2967 | 162 | 0.16 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.GAVE.EHE. | ML:1.1 | 0.0000954 | 0.14 | AML | other | m | 2021-11-01T01:16:03.95 |
IV.FDMO.HHN. | ML:0.7 | 0.000031213355 | 0.1 | AML | other | m | 2021-11-01T01:16:04.51 |
IV.GAVE.EHN. | ML:1.0 | 0.0000629 | 0.16 | AML | other | m | 2021-11-01T01:16:04.24 |
IV.FDMO.HHE. | ML:0.6 | 0.00002447309 | 0.18 | AML | other | m | 2021-11-01T01:16:04.24 |
IV.LNSS.HHN. | ML:1.1 | 0.00007620231499999999 | 0.18 | AML | other | m | 2021-11-01T01:16:04.36 |
IV.LNSS.HHE. | ML:1.1 | 0.00008324999999999999 | 0.74 | AML | other | m | 2021-11-01T01:16:04.24 |
IV.SMA1.EHE. | ML:0.8 | 0.000032149999999999995 | 0.54 | AML | other | m | 2021-11-01T01:16:05.80 |
IV.SMA1.EHN. | ML:0.6 | 0.0000209303 | 0.18 | AML | other | m | 2021-11-01T01:16:06.02 |
IV.CSP1.EHE. | ML:1.1 | 0.000048276005 | 0.2 | AML | other | m | 2021-11-01T01:16:06.74 |
IV.CSP1.EHN. | ML:1.0 | 0.00004075889499999999 | 0.16 | AML | other | m | 2021-11-01T01:16:06.51 |
IV.RM33.EHE. | ML:0.7 | 0.000019210410000000002 | 0.18 | AML | other | m | 2021-11-01T01:16:07.29 |
IV.RM33.EHN. | ML:0.6 | 0.000012925582000000001 | 0.08 | AML | other | m | 2021-11-01T01:16:07.45 |
IV.GUMA.HHE. | ML:1.0 | 0.00004332846 | 0.54 | AML | other | m | 2021-11-01T01:16:11.45 |
IV.GUMA.HHN. | ML:0.9 | 0.000031634 | 0.38 | AML | other | m | 2021-11-01T01:16:10.11 |