A magnitude ML 0.9 earthquake occured in region: 1 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8040, 13.1010 at 11 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 | 1 | 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 |
Poggiodomo | PG | 17 | 117 | 13100 |
Accumoli | RI | 17 | 667 | 13767 |
Sellano | PG | 17 | 1079 | 14846 |
Montegallo | AP | 20 | 523 | 15369 |
Vallo di Nera | PG | 20 | 364 | 15733 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2019-08-12 00:52:22 |
42.8037 | 13.1013 | 11 | 2019-08-12 01:16:47 |
Sala Sismica INGV-Roma | 71400521 |
Field | Value |
---|---|
Time (UTC) | 2019-08-12 00:52:22 ± 0.04 |
Latitude | 42.8037 ± 0.0027 |
Longitude | 13.1013 ± 0.0037 |
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 | 71400521 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 329 |
Semi-minor axis of confidence ellipse (meter) | 252 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 308 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 330.0 |
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 | 23 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.13 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.30577 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 12 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.2 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 71400521 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2019-08-12 01:16:47 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.LAV9.HNZ. | 2019-08-12T00:52:43.93 | 3.0 | negative | manual | P | -0.02 | 0 | |||
IV.MNTT.EHZ. | 2019-08-12T00:52:32.00 | 3.0 | negative | manual | P | 0.26 | 0 | |||
IV.CESI.HHZ. | 2019-08-12T00:52:32.19 | 0.3 | undecidable | manual | S | 324 | 27.4503 | 50 | 0 | 73 |
IV.ASSB.HHZ. | 2019-08-12T00:52:30.66 | 3.0 | negative | manual | P | -0.13 | 0 | |||
IV.MMO1.EHZ. | 2019-08-12T00:52:30.36 | 0.1 | undecidable | manual | S | 60 | 21.1677 | 50 | -0.16 | 95 |
IV.GAVE.EHZ. | 2019-08-12T00:52:30.42 | 0.1 | undecidable | manual | S | 234 | 20.9679 | 50 | -0.02 | 98 |
IV.TERO.HHZ. | 2019-08-12T00:52:30.95 | 3.0 | undecidable | manual | P | -0.22 | 0 | |||
IV.RM33.EHZ. | 2019-08-12T00:52:29.01 | 0.3 | undecidable | manual | P | 164 | 33.9438 | 50 | -0.05 | 71 |
IV.MF5.EHZ. | 2019-08-12T00:52:29.88 | 3.0 | positive | manual | P | 0.43 | 0 | |||
IV.ARRO.EHZ. | 2019-08-12T00:52:29.84 | 3.0 | negative | manual | P | 0.28 | 0 | |||
IV.MC2.EHZ. | 2019-08-12T00:52:28.78 | 0.1 | undecidable | manual | S | 31 | 13.875 | 128 | 0.2 | 95 |
IV.CESI.HHZ. | 2019-08-12T00:52:28.06 | 0.1 | undecidable | manual | P | 324 | 27.4503 | 50 | 0 | 97 |
IV.FDMO.HHZ. | 2019-08-12T00:52:27.77 | 0.6 | undecidable | manual | P | 357 | 25.8519 | 50 | -0.04 | 48 |
IT.MTCL.HGZ. | 2019-08-12T00:52:27.29 | 0.3 | undecidable | manual | P | 339 | 22.6551 | 50 | -0.03 | 73 |
IV.SMA1.EHZ. | 2019-08-12T00:52:27.98 | 0.1 | undecidable | manual | P | 135 | 27.0507 | 50 | -0.01 | 97 |
IV.MMO1.EHZ. | 2019-08-12T00:52:27.04 | 0.1 | undecidable | manual | P | 60 | 21.1677 | 50 | -0.05 | 97 |
IV.MTRA.HNZ. | 2019-08-12T00:52:27.64 | 0.6 | undecidable | manual | P | 102 | 24.5532 | 50 | 0.03 | 48 |
IV.LNSS.HHZ. | 2019-08-12T00:52:27.41 | 0.1 | undecidable | manual | P | 193 | 22.8549 | 50 | 0.07 | 96 |
IV.GAVE.EHZ. | 2019-08-12T00:52:27.07 | 0.1 | undecidable | manual | P | 234 | 20.9679 | 50 | 0.02 | 98 |
IV.T1299.HNZ. | 2019-08-12T00:52:27.62 | 0.3 | undecidable | manual | P | 142 | 23.8539 | 50 | 0.12 | 71 |
IV.MC2.EHZ. | 2019-08-12T00:52:26.17 | 0.1 | undecidable | manual | P | 31 | 13.875 | 128 | 0.2 | 95 |
IV.NRCA.HNZ. | 2019-08-12T00:52:26.09 | 0.1 | undecidable | manual | S | 18 | 3.4965 | 163 | -0.34 | 94 |
IV.NRCA.HNZ. | 2019-08-12T00:52:24.78 | 0.1 | undecidable | manual | P | 18 | 3.4965 | 163 | 0.05 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.2 | 0.00009070000000000001 | 0.12 | AML | other | m | 2019-08-12T00:52:31.46 |
IV.FDMO.HHE. | ML:0.6 | 0.00002425 | 0.32 | AML | other | m | 2019-08-12T00:52:31.72 |
IV.LNSS.HHN. | ML:1.1 | 0.00007525 | 1.22 | AML | other | m | 2019-08-12T00:52:32.77 |
IV.CESI.HHN. | ML:1.1 | 0.000060200000000000006 | 0.28 | AML | other | m | 2019-08-12T00:52:32.47 |
IV.FDMO.HHN. | ML:0.8 | 0.0000362 | 0.48 | AML | other | m | 2019-08-12T00:52:32.60 |
IV.SMA1.EHN. | ML:1.0 | 0.000049199999999999997 | 1.16 | AML | other | m | 2019-08-12T00:52:33.28 |
IV.CESI.HHE. | ML:0.8 | 0.000032500000000000004 | 0.66 | AML | other | m | 2019-08-12T00:52:34.70 |
IV.RM33.EHE. | ML:0.9 | 0.00003105 | 0.1 | AML | other | m | 2019-08-12T00:52:35.05 |
IV.RM33.EHN. | ML:0.7 | 0.0000187 | 0.76 | AML | other | m | 2019-08-12T00:52:35.69 |
IV.SMA1.EHE. | ML:0.9 | 0.000045050000000000004 | 0.32 | AML | other | m | 2019-08-12T00:52:35.80 |
IV.ARRO.EHN. | ML:0.6 | 0.000013700000000000001 | 0.3 | AML | other | m | 2019-08-12T00:52:36.34 |
IV.TERO.HHN. | ML:0.9 | 0.0000247 | 0.06 | AML | other | m | 2019-08-12T00:52:37.58 |
IV.ARRO.EHE. | ML:0.7 | 0.000017500000000000002 | 0.68 | AML | other | m | 2019-08-12T00:52:37.64 |
IV.TERO.HHE. | ML:1.0 | 0.00003175 | 0.08 | AML | other | m | 2019-08-12T00:52:37.76 |
IV.ASSB.HHN. | ML:0.9 | 0.00002255 | 0.58 | AML | other | m | 2019-08-12T00:52:38.61 |
IV.ASSB.HHE. | ML:0.8 | 0.00001835 | 0.56 | AML | other | m | 2019-08-12T00:52:39.17 |