A magnitude ML 1.0 earthquake occured in region: 5 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7840, 13.1570 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 | 5 | 4957 | 4957 |
Arquata del Tronto | AP | 12 | 1178 | 6135 |
Accumoli | RI | 12 | 667 | 6802 |
Castelsantangelo sul Nera | MC | 12 | 281 | 7083 |
Cascia | PG | 14 | 3217 | 10300 |
Preci | PG | 14 | 724 | 11024 |
Montegallo | AP | 16 | 523 | 11547 |
Visso | MC | 17 | 1107 | 12654 |
Ussita | MC | 18 | 444 | 13098 |
Cittareale | RI | 18 | 482 | 13580 |
Montemonaco | AP | 19 | 604 | 14184 |
Poggiodomo | PG | 20 | 117 | 14301 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-05-31 04:19:23 |
42.7837 | 13.157 | 10 | 2020-05-31 04:28:24 |
Sala Sismica INGV-Roma | 79740611 |
Field | Value |
---|---|
Time (UTC) | 2020-05-31 04:19:23 ± 0.07 |
Latitude | 42.7837 ± 0.0027 |
Longitude | 13.1570 ± 0.0061 |
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 | 79740611 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 491 |
Semi-minor axis of confidence ellipse (meter) | 241 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 266 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 123 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 13 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.05846 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36512 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 79740611 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-31 04:28:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-05-31T04:19:35.35 | 0.6 | undecidable | manual | S | 6 | 34.4433 | 50 | 0.22 | 48 |
IV.FDMO.HHZ. | 2020-05-31T04:19:33.38 | 0.6 | undecidable | manual | S | 349 | 28.6491 | 50 | -0.21 | 48 |
IV.SMA1.EHZ. | 2020-05-31T04:19:31.47 | 0.6 | undecidable | manual | S | 139 | 22.3554 | 113 | -0.17 | 49 |
IV.LNSS.HHZ. | 2020-05-31T04:19:31.60 | 0.6 | undecidable | manual | S | 205 | 22.1556 | 114 | 0.01 | 51 |
IV.TERO.HHZ. | 2020-05-31T04:19:31.26 | 0.6 | undecidable | manual | P | 116 | 40.5261 | 50 | 0.22 | 47 |
IV.MMO1.EHZ. | 2020-05-31T04:19:30.52 | 0.6 | undecidable | manual | S | 47 | 18.87 | 117 | -0.02 | 51 |
IV.CSP1.EHZ. | 2020-05-31T04:19:30.06 | 1.0 | positive | manual | P | 6 | 34.4433 | 50 | -0.03 | 25 |
IV.LNSS.HHZ. | 2020-05-31T04:19:28.03 | 0.6 | undecidable | manual | P | 205 | 22.1556 | 114 | -0.01 | 51 |
IV.FDMO.HHZ. | 2020-05-31T04:19:28.66 | 1.0 | undecidable | manual | P | 349 | 28.6491 | 50 | -0.53 | 22 |
IV.SMA1.EHZ. | 2020-05-31T04:19:28.05 | 1.0 | positive | manual | P | 139 | 22.3554 | 113 | -0.02 | 25 |
IV.NRCA.HHZ. | 2020-05-31T04:19:27.10 | 0.6 | undecidable | manual | S | 328 | 6.4935 | 146 | -0.14 | 51 |
IV.MMO1.EHZ. | 2020-05-31T04:19:27.42 | 0.6 | negative | manual | P | 47 | 18.87 | 117 | -0.01 | 51 |
IV.NRCA.HHZ. | 2020-05-31T04:19:25.73 | 0.1 | negative | manual | P | 328 | 6.4935 | 146 | 0.2 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.1 | 0.000201 | 0.08 | AML | other | m | 2020-05-31T04:19:27.17 |
IV.NRCA.HHN. | ML:1.2 | 0.0002235 | 0.1 | AML | other | m | 2020-05-31T04:19:27.17 |
IV.LNSS.HHE. | ML:0.8 | 0.00004555 | 0.26 | AML | other | m | 2020-05-31T04:19:31.94 |
IV.LNSS.HHN. | ML:1.0 | 0.00006745 | 0.28 | AML | other | m | 2020-05-31T04:19:32.20 |