A magnitude ML 0.8 earthquake occured in region: 2 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8100, 13.1010 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 | 9 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5962 |
Cascia | PG | 12 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Cerreto di Spoleto | PG | 15 | 1075 | 11361 |
Ussita | MC | 15 | 444 | 11805 |
Sellano | PG | 17 | 1079 | 12884 |
Arquata del Tronto | AP | 17 | 1178 | 14062 |
Poggiodomo | PG | 17 | 117 | 14179 |
Accumoli | RI | 18 | 667 | 14846 |
Montegallo | AP | 19 | 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 0.8 | 2020-07-12 23:27:48 |
42.81 | 13.1007 | 10 | 2020-07-12 23:47:02 |
Sala Sismica INGV-Roma | 80990511 |
Field | Value |
---|---|
Time (UTC) | 2020-07-12 23:27:48 ± 0.07 |
Latitude | 42.8100 ± 0.0027 |
Longitude | 13.1007 ± 0.0086 |
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 | 80990511 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 675 |
Semi-minor axis of confidence ellipse (meter) | 147 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 84 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 670.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 132 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.02518 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29138 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 80990511 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-07-12 23:47:02 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-07-12T23:27:59.82 | 0.6 | undecidable | manual | S | 15 | 32.3454 | 50 | -0.05 | 50 |
IV.SMA1.EHZ. | 2020-07-12T23:27:58.79 | 0.6 | undecidable | manual | S | 136 | 27.6501 | 50 | 0.2 | 49 |
IV.CESI.HHE. | 2020-07-12T23:27:58.56 | 0.6 | undecidable | manual | S | 324 | 26.8509 | 50 | 0.17 | 49 |
IV.T1299.EHN. | 2020-07-12T23:27:57.25 | 0.6 | undecidable | manual | S | 143 | 24.4533 | 112 | -0.43 | 47 |
IV.LNSS.HHN. | 2020-07-12T23:27:57.70 | 0.3 | undecidable | manual | S | 192 | 23.4543 | 113 | 0.33 | 71 |
IV.FDMO.HHZ. | 2020-07-12T23:27:57.69 | 0.6 | undecidable | manual | S | 358 | 25.1526 | 112 | -0.21 | 49 |
IV.CESI.HHE. | 2020-07-12T23:27:54.10 | 0.1 | undecidable | manual | P | 324 | 26.8509 | 50 | -0.12 | 99 |
IV.SMA1.EHZ. | 2020-07-12T23:27:54.54 | 1.0 | negative | manual | P | 136 | 27.6501 | 50 | 0.21 | 24 |
IV.MC2.EHZ. | 2020-07-12T23:27:54.83 | 0.6 | undecidable | manual | S | 33 | 13.3755 | 127 | 0.54 | 46 |
IV.CSP1.EHZ. | 2020-07-12T23:27:54.95 | 0.6 | negative | manual | P | 15 | 32.3454 | 50 | -0.12 | 49 |
IV.FDMO.HHZ. | 2020-07-12T23:27:53.81 | 0.6 | positive | manual | P | 358 | 25.1526 | 112 | -0.12 | 50 |
IV.T1299.EHN. | 2020-07-12T23:27:53.71 | 0.1 | undecidable | manual | P | 143 | 24.4533 | 112 | -0.1 | 100 |
IV.LNSS.HHN. | 2020-07-12T23:27:53.49 | 0.1 | undecidable | manual | P | 192 | 23.4543 | 113 | -0.14 | 99 |
IV.MC2.EHZ. | 2020-07-12T23:27:52.00 | 0.6 | positive | manual | P | 33 | 13.3755 | 127 | 0.15 | 50 |
IV.NRCA.HHZ. | 2020-07-12T23:27:51.98 | 0.6 | undecidable | manual | S | 23 | 2.7972 | 164 | -0.13 | 52 |
IV.NRCA.HHZ. | 2020-07-12T23:27:50.68 | 0.6 | undecidable | manual | P | 23 | 2.7972 | 164 | 0.09 | 52 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.1 | 0.00021216055 | 0.128 | AML | other | m | 2020-07-12T23:27:52.43 |
IV.NRCA.HHN. | ML:1.0 | 0.0001977304 | 0.1152 | AML | other | m | 2020-07-12T23:27:53.09 |
IV.NRCA.HNE. | ML:1.1 | 0.0002362775 | 0.1536 | AML | other | m | 2020-07-12T23:27:52.43 |
IV.NRCA.HNN. | ML:1.0 | 0.00019300095 | 0.128 | AML | other | m | 2020-07-12T23:27:53.15 |
IV.FDMO.HHE. | ML:0.4 | 0.00001557665 | 0.5632 | AML | other | m | 2020-07-12T23:27:58.87 |
IV.FDMO.HHN. | ML:0.2 | 0.0000113899155 | 0.8192 | AML | other | m | 2020-07-12T23:27:57.73 |
IV.SMA1.EHE. | ML:0.7 | 0.00002624096 | 0.8192 | AML | other | m | 2020-07-12T23:27:59.07 |
IV.SMA1.EHN. | ML:0.8 | 0.0000276787525 | 0.64 | AML | other | m | 2020-07-12T23:28:00.15 |
IV.CSP1.EHE. | ML:0.8 | 0.000026073565 | 1.3824 | AML | other | m | 2020-07-12T23:28:00.23 |
IV.CSP1.EHN. | ML:0.8 | 0.000032204670000000005 | 1.4336 | AML | other | m | 2020-07-12T23:28:00.12 |