A magnitude ML 1.3 earthquake occured in region: 6 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7820, 13.1650 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 | 6 | 4957 | 4957 |
Arquata del Tronto | AP | 11 | 1178 | 6135 |
Accumoli | RI | 12 | 667 | 6802 |
Castelsantangelo sul Nera | MC | 13 | 281 | 7083 |
Cascia | PG | 14 | 3217 | 10300 |
Preci | PG | 15 | 724 | 11024 |
Montegallo | AP | 15 | 523 | 11547 |
Visso | MC | 18 | 1107 | 12654 |
Cittareale | RI | 18 | 482 | 13136 |
Ussita | MC | 18 | 444 | 13580 |
Montemonaco | AP | 19 | 604 | 14184 |
Amatrice | RI | 20 | 2657 | 16841 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2020-05-18 06:16:47 |
42.7822 | 13.1653 | 11 | 2020-05-18 06:22:46 |
Sala Sismica INGV-Roma | 79269221 |
Field | Value |
---|---|
Time (UTC) | 2020-05-18 06:16:47 ± 0.06 |
Latitude | 42.7822 ± 0.0027 |
Longitude | 13.1653 ± 0.0049 |
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 | 79269221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 417 |
Semi-minor axis of confidence ellipse (meter) | 308 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 74 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 117 |
Number of associated phases, regardless of their use for origin computation | 14 |
Number of defining phases | 14 |
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) | 0.06385 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31117 |
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 | 1.3 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 79269221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-18 06:22:46 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSP1.EHZ. | 2020-05-18T06:16:59.75 | 0.6 | undecidable | manual | S | 5 | 34.5432 | 50 | 0.04 | 48 |
IV.FDMO.HHZ. | 2020-05-18T06:16:58.10 | 0.6 | undecidable | manual | S | 347 | 28.9488 | 50 | -0.12 | 48 |
IV.MTRA.EHZ. | 2020-05-18T06:16:55.20 | 0.6 | undecidable | manual | S | 98 | 19.0698 | 119 | -0.26 | 47 |
IV.MMO1.EHZ. | 2020-05-18T06:16:55.27 | 0.6 | undecidable | manual | S | 45 | 18.4704 | 120 | -0.02 | 50 |
IV.MC2.EHZ. | 2020-05-18T06:16:54.29 | 0.6 | undecidable | manual | S | 8 | 14.4744 | 126 | 0.17 | 49 |
IV.CSP1.EHZ. | 2020-05-18T06:16:54.73 | 0.6 | positive | manual | P | 5 | 34.5432 | 50 | 0 | 49 |
IV.FDMO.HHZ. | 2020-05-18T06:16:53.77 | 0.6 | positive | manual | P | 347 | 28.9488 | 50 | -0.1 | 48 |
IV.MMO1.EHZ. | 2020-05-18T06:16:52.13 | 0.1 | undecidable | manual | P | 45 | 18.4704 | 120 | -0.04 | 99 |
IV.MTRA.EHZ. | 2020-05-18T06:16:52.32 | 0.1 | undecidable | manual | P | 98 | 19.0698 | 119 | 0.05 | 99 |
IV.LNSS.HHZ. | 2020-05-18T06:16:52.84 | 0.1 | positive | manual | P | 207 | 22.3554 | 50 | -0.01 | 99 |
IV.SMA1.EHE. | 2020-05-18T06:16:52.87 | 0.3 | undecidable | manual | P | 140 | 21.7671 | 116 | 0.11 | 73 |
IV.NRCA.HHZ. | 2020-05-18T06:16:51.93 | 0.6 | undecidable | manual | S | 324 | 7.0929 | 146 | -0.38 | 47 |
IV.MC2.EHZ. | 2020-05-18T06:16:51.71 | 0.3 | undecidable | manual | P | 8 | 14.4744 | 126 | 0.22 | 72 |
IV.NRCA.HHZ. | 2020-05-18T06:16:50.54 | 0.1 | negative | manual | P | 324 | 7.0929 | 146 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.6 | 0.0005980000000000001 | 0.08 | AML | other | m | 2020-05-18T06:16:52.05 |
IV.NRCA.HHN. | ML:1.6 | 0.0006125000000000001 | 0.1 | AML | other | m | 2020-05-18T06:16:52.01 |
IV.NRCA.HNN. | ML:1.5 | 0.000524 | 0.12 | AML | other | m | 2020-05-18T06:16:52.07 |
IV.NRCA.HNE. | ML:1.6 | 0.0005909999999999999 | 0.16 | AML | other | m | 2020-05-18T06:16:52.06 |
IV.MTRA.EHN. | ML:1.1 | 0.00009409999999999998 | 0.16 | AML | other | m | 2020-05-18T06:16:55.66 |
IV.MTRA.EHE. | ML:1.2 | 0.0001079 | 0.18 | AML | other | m | 2020-05-18T06:16:56.60 |
IV.LNSS.HHN. | ML:1.2 | 0.000096 | 0.26 | AML | other | m | 2020-05-18T06:16:56.95 |
IV.LNSS.HHE. | ML:1.1 | 0.0000915 | 0.32 | AML | other | m | 2020-05-18T06:16:56.66 |
IV.FDMO.HHN. | ML:0.6 | 0.00002155 | 0.32 | AML | other | m | 2020-05-18T06:16:58.49 |
IV.FDMO.HHE. | ML:0.6 | 0.0000213 | 0.48 | AML | other | m | 2020-05-18T06:16:59.90 |