A magnitude ML 1.3 earthquake occured in region: 3 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8100, 13.1160 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 | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Preci | PG | 10 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Ussita | MC | 15 | 444 | 10730 |
Arquata del Tronto | AP | 15 | 1178 | 11908 |
Cerreto di Spoleto | PG | 16 | 1075 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Sellano | PG | 18 | 1079 | 14729 |
Poggiodomo | PG | 18 | 117 | 14846 |
Montegallo | AP | 18 | 523 | 15369 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2020-08-01 18:03:49 |
42.8097 | 13.1158 | 10 | 2020-08-01 18:09:42 |
Sala Sismica INGV-Roma | 81553911 |
Field | Value |
---|---|
Time (UTC) | 2020-08-01 18:03:49 ± 0.05 |
Latitude | 42.8097 ± 0.0027 |
Longitude | 13.1158 ± 0.0037 |
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 | 81553911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 333 |
Semi-minor axis of confidence ellipse (meter) | 65 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 92 |
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) | 62 |
Number of associated phases, regardless of their use for origin computation | 36 |
Number of defining phases | 34 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.51981 |
Number of stations at which the event was observed | 22 |
Number of stations from which data was used for origin computation | 20 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 81553911 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-01 18:09:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2020-08-01T18:04:10.32 | 3.0 | undecidable | manual | S | -3.87 | 0 | |||
IV.EL6.EHZ. | 2020-08-01T18:04:08.07 | 0.3 | undecidable | manual | S | 359 | 57.6978 | 50 | 0.65 | 60 |
IV.SENI.HNZ. | 2020-08-01T18:04:03.67 | 3.0 | negative | manual | P | -3.3 | 0 | |||
IV.RM33.EHZ. | 2020-08-01T18:04:01.02 | 0.3 | undecidable | manual | S | 166 | 34.3434 | 50 | -0.17 | 71 |
IV.MF5.EHZ. | 2020-08-01T18:04:01.85 | 0.3 | undecidable | manual | S | 55 | 34.2435 | 50 | 0.68 | 61 |
IV.CSP1.EHZ. | 2020-08-01T18:04:00.34 | 0.3 | undecidable | manual | S | 13 | 32.1456 | 50 | -0.27 | 69 |
IV.CESI.HNN. | 2020-08-01T18:03:59.12 | 0.3 | undecidable | manual | S | 322 | 27.6501 | 50 | -0.29 | 70 |
IV.EL6.EHZ. | 2020-08-01T18:03:59.64 | 0.6 | positive | manual | P | 359 | 57.6978 | 50 | -0.1 | 46 |
IV.LNSS.HHZ. | 2020-08-01T18:03:58.30 | 0.3 | undecidable | manual | S | 195 | 23.754 | 112 | 0.15 | 72 |
IV.CESX.HHE. | 2020-08-01T18:03:58.43 | 0.6 | undecidable | manual | P | 243 | 48.5181 | 50 | 0.09 | 47 |
IV.FDMO.HHZ. | 2020-08-01T18:03:58.34 | 0.3 | undecidable | manual | S | 355 | 25.2525 | 111 | -0.3 | 70 |
IV.GAVE.EHZ. | 2020-08-01T18:03:57.81 | 0.3 | undecidable | manual | S | 234 | 22.2555 | 113 | 0.14 | 73 |
IV.ASSB.HHZ. | 2020-08-01T18:03:57.83 | 0.3 | undecidable | manual | P | 305 | 45.2214 | 50 | 0 | 72 |
IT.MTCL.HGE. | 2020-08-01T18:03:57.53 | 0.3 | undecidable | manual | S | 335 | 22.5552 | 113 | -0.22 | 71 |
IV.MTRA.EHZ. | 2020-08-01T18:03:57.77 | 0.1 | undecidable | manual | S | 104 | 23.5542 | 112 | -0.33 | 93 |
IV.CAMP.HHZ. | 2020-08-01T18:03:56.52 | 0.6 | undecidable | manual | P | 142 | 38.628 | 50 | -0.3 | 46 |
IV.FEMA.HNE. | 2020-08-01T18:03:56.19 | 0.3 | undecidable | manual | S | 342 | 17.7711 | 118 | -0.07 | 74 |
IV.ARRO.EHZ. | 2020-08-01T18:03:56.76 | 0.3 | undecidable | manual | P | 228 | 38.3283 | 50 | 0 | 73 |
IV.MMO1.EHZ. | 2020-08-01T18:03:56.78 | 0.1 | undecidable | manual | S | 60 | 19.869 | 116 | -0.12 | 98 |
IV.MF5.EHZ. | 2020-08-01T18:03:56.37 | 0.3 | negative | manual | P | 55 | 34.2435 | 50 | 0.24 | 70 |
IV.CSP1.EHZ. | 2020-08-01T18:03:55.67 | 0.1 | negative | manual | P | 13 | 32.1456 | 50 | -0.14 | 95 |
IV.MC2.EHZ. | 2020-08-01T18:03:55.42 | 0.3 | undecidable | manual | S | 28 | 12.7761 | 127 | 0.62 | 65 |
IV.RM33.EHZ. | 2020-08-01T18:03:55.94 | 0.3 | undecidable | manual | P | 166 | 34.3434 | 50 | -0.2 | 70 |
IV.FDMO.HHZ. | 2020-08-01T18:03:54.52 | 0.1 | positive | manual | P | 355 | 25.2525 | 111 | -0.15 | 96 |
IV.T1299.HNE. | 2020-08-01T18:03:54.59 | 0.6 | undecidable | manual | P | 145 | 23.754 | 112 | 0.21 | 48 |
IV.MTRA.EHZ. | 2020-08-01T18:03:54.27 | 0.3 | positive | manual | P | 104 | 23.5542 | 112 | -0.09 | 73 |
IV.CESI.HNN. | 2020-08-01T18:03:54.97 | 0.3 | undecidable | manual | P | 322 | 27.6501 | 50 | -0.15 | 72 |
IV.GAVE.EHZ. | 2020-08-01T18:03:54.31 | 0.1 | negative | manual | P | 234 | 22.2555 | 113 | 0.19 | 96 |
IV.SMA1.EHZ. | 2020-08-01T18:03:54.93 | 0.3 | undecidable | manual | P | 138 | 26.751 | 110 | -0.02 | 74 |
IV.LNSS.HHZ. | 2020-08-01T18:03:54.43 | 0.1 | undecidable | manual | P | 195 | 23.754 | 112 | 0.04 | 99 |
IT.MTCL.HGE. | 2020-08-01T18:03:54.09 | 0.3 | undecidable | manual | P | 335 | 22.5552 | 113 | -0.07 | 74 |
IV.MMO1.EHZ. | 2020-08-01T18:03:53.57 | 0.1 | positive | manual | P | 60 | 19.869 | 116 | -0.1 | 98 |
IV.FEMA.HNE. | 2020-08-01T18:03:53.41 | 0.3 | undecidable | manual | P | 342 | 17.7711 | 118 | 0.11 | 74 |
IV.NRCA.HNZ. | 2020-08-01T18:03:52.58 | 0.1 | undecidable | manual | S | 357 | 2.6973 | 165 | -0.14 | 100 |
IV.MC2.EHZ. | 2020-08-01T18:03:52.71 | 0.1 | positive | manual | P | 28 | 12.7761 | 127 | 0.25 | 96 |
IV.NRCA.HNZ. | 2020-08-01T18:03:51.46 | 0.1 | negative | manual | P | 357 | 2.6973 | 165 | 0.2 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.7 | 0.00028349999999999995 | 0.58 | AML | other | m | 2020-08-01T18:03:58.68 |
IV.GAVE.EHE. | ML:1.5 | 0.00023249999999999999 | 0.16 | AML | other | m | 2020-08-01T18:03:58.75 |
IV.MTRA.EHE. | ML:1.3 | 0.0001175 | 1.2 | AML | other | m | 2020-08-01T18:03:58.75 |
IV.GAVE.EHN. | ML:1.5 | 0.00022549999999999998 | 0.18 | AML | other | m | 2020-08-01T18:03:58.76 |
IV.FDMO.HHN. | ML:1.2 | 0.0001023 | 1.58 | AML | other | m | 2020-08-01T18:03:58.80 |
IV.LNSS.HHN. | ML:1.7 | 0.0003465 | 1.8 | AML | other | m | 2020-08-01T18:03:58.95 |
IV.FDMO.HHE. | ML:1.3 | 0.0001088 | 0.52 | AML | other | m | 2020-08-01T18:03:58.99 |
IV.MTRA.EHN. | ML:1.3 | 0.000126 | 0.46 | AML | other | m | 2020-08-01T18:03:59.36 |
IV.CSP1.EHE. | ML:1.4 | 0.00010619999999999999 | 1.02 | AML | other | m | 2020-08-01T18:04:00.24 |
IV.CSP1.EHN. | ML:1.4 | 0.00009785 | 1.68 | AML | other | m | 2020-08-01T18:04:01.84 |
IV.RM33.EHN. | ML:1.2 | 0.00006434999999999999 | 0.34 | AML | other | m | 2020-08-01T18:04:02.57 |
IV.ARRO.EHN. | ML:1.0 | 0.000035 | 0.38 | AML | other | m | 2020-08-01T18:04:03.33 |
IV.RM33.EHE. | ML:1.2 | 0.00006994999999999999 | 0.86 | AML | other | m | 2020-08-01T18:04:03.49 |
IV.ARRO.EHE. | ML:1.1 | 0.000045650000000000005 | 0.2 | AML | other | m | 2020-08-01T18:04:04.80 |
IV.ASSB.HHE. | ML:0.9 | 0.000027 | 0.82 | AML | other | m | 2020-08-01T18:04:06.51 |
IV.ASSB.HHN. | ML:1.0 | 0.00002815 | 0.8 | AML | other | m | 2020-08-01T18:04:08.19 |
IV.EL6.EHE. | ML:1.5 | 0.00006345 | 0.58 | AML | other | m | 2020-08-01T18:04:08.30 |
IV.EL6.EHN. | ML:1.6 | 0.0000829 | 0.18 | AML | other | m | 2020-08-01T18:04:08.55 |