A magnitude ML 1.2 earthquake occured in region: 5 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7780, 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 | 6 | 4957 | 4957 |
Arquata del Tronto | AP | 12 | 1178 | 6135 |
Accumoli | RI | 12 | 667 | 6802 |
Castelsantangelo sul Nera | MC | 13 | 281 | 7083 |
Cascia | PG | 13 | 3217 | 10300 |
Preci | PG | 15 | 724 | 11024 |
Montegallo | AP | 16 | 523 | 11547 |
Cittareale | RI | 18 | 482 | 12029 |
Visso | MC | 18 | 1107 | 13136 |
Ussita | MC | 19 | 444 | 13580 |
Montemonaco | AP | 20 | 604 | 14184 |
Poggiodomo | PG | 20 | 117 | 14301 |
Amatrice | RI | 20 | 2657 | 16958 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2020-05-18 01:59:39 |
42.7777 | 13.1572 | 10 | 2020-05-18 02:06:56 |
Sala Sismica INGV-Roma | 79251661 |
Field | Value |
---|---|
Time (UTC) | 2020-05-18 01:59:39 ± 0.06 |
Latitude | 42.7777 ± 0.0027 |
Longitude | 13.1572 ± 0.0049 |
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 | 79251661 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 417 |
Semi-minor axis of confidence ellipse (meter) | 274 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 96 |
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) | 115 |
Number of associated phases, regardless of their use for origin computation | 24 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31566 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.4 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 79251661 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-18 02:06:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VVLD.HHZ. | 2020-05-18T02:00:08.64 | 3.0 | undecidable | manual | S | -0.26 | 0 | |||
IV.GUMA.HHZ. | 2020-05-18T01:59:51.99 | 0.6 | undecidable | manual | S | 25 | 34.743 | 50 | 0.66 | 42 |
IV.CSP1.EHZ. | 2020-05-18T01:59:51.34 | 0.6 | undecidable | manual | S | 6 | 35.0427 | 50 | -0.07 | 49 |
IV.RM33.EHZ. | 2020-05-18T01:59:50.04 | 0.6 | undecidable | manual | S | 171 | 30.1476 | 50 | -0.06 | 49 |
IV.CESI.HHZ. | 2020-05-18T01:59:50.67 | 0.6 | undecidable | manual | S | 321 | 32.5452 | 50 | -0.05 | 49 |
IV.MNTT.EHZ. | 2020-05-18T01:59:49.10 | 3.0 | positive | manual | P | 1.35 | 0 | |||
IV.FDMO.HHZ. | 2020-05-18T01:59:49.53 | 0.6 | undecidable | manual | S | 349 | 29.2485 | 50 | -0.33 | 47 |
IV.TERO.HHZ. | 2020-05-18T01:59:47.00 | 3.0 | undecidable | manual | P | 0.56 | 0 | |||
IV.LNSS.HHZ. | 2020-05-18T01:59:47.74 | 0.6 | undecidable | manual | S | 206 | 21.5673 | 115 | 0.14 | 49 |
IV.CSP1.EHZ. | 2020-05-18T01:59:46.16 | 0.6 | positive | manual | P | 6 | 35.0427 | 50 | -0.15 | 48 |
IV.MMO1.EHZ. | 2020-05-18T01:59:46.76 | 0.6 | undecidable | manual | S | 46 | 19.2696 | 117 | -0.13 | 50 |
IV.MF5.EHZ. | 2020-05-18T01:59:46.39 | 0.6 | negative | manual | P | 46 | 33.8439 | 50 | 0.26 | 47 |
IV.MTRA.EHZ. | 2020-05-18T01:59:46.78 | 0.3 | undecidable | manual | S | 97 | 19.6692 | 117 | -0.21 | 73 |
IV.GUMA.HHZ. | 2020-05-18T01:59:46.42 | 0.3 | positive | manual | P | 25 | 34.743 | 50 | 0.16 | 72 |
IV.FDMO.HHZ. | 2020-05-18T01:59:45.16 | 0.3 | undecidable | manual | P | 349 | 29.2485 | 50 | -0.26 | 71 |
IV.RM33.EHZ. | 2020-05-18T01:59:45.44 | 0.6 | negative | manual | P | 171 | 30.1476 | 50 | -0.11 | 49 |
IV.CESI.HHZ. | 2020-05-18T01:59:45.85 | 0.3 | undecidable | manual | P | 321 | 32.5452 | 50 | -0.07 | 74 |
IV.MC2.EHZ. | 2020-05-18T01:59:45.86 | 0.3 | undecidable | manual | S | 10 | 15.0738 | 124 | 0.24 | 73 |
IV.LNSS.HHZ. | 2020-05-18T01:59:44.22 | 0.1 | undecidable | manual | P | 206 | 21.5673 | 115 | 0.11 | 99 |
IV.MC2.EHZ. | 2020-05-18T01:59:43.09 | 0.1 | undecidable | manual | P | 10 | 15.0738 | 124 | 0.12 | 100 |
IV.MMO1.EHZ. | 2020-05-18T01:59:43.53 | 0.1 | undecidable | manual | P | 46 | 19.2696 | 117 | -0.17 | 98 |
IV.NRCA.HHZ. | 2020-05-18T01:59:43.37 | 0.3 | undecidable | manual | S | 331 | 7.0929 | 144 | -0.23 | 74 |
IV.MTRA.EHZ. | 2020-05-18T01:59:43.81 | 0.3 | undecidable | manual | P | 97 | 19.6692 | 117 | 0.05 | 75 |
IV.NRCA.HHZ. | 2020-05-18T01:59:41.96 | 0.3 | negative | manual | P | 331 | 7.0929 | 144 | 0.16 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.8 | 0.0010550000000000002 | 0.14 | AML | other | m | 2020-05-18T01:59:43.43 |
IV.NRCA.HNN. | ML:1.8 | 0.0008975 | 0.14 | AML | other | m | 2020-05-18T01:59:43.43 |
IV.NRCA.HNE. | ML:1.8 | 0.00109 | 0.14 | AML | other | m | 2020-05-18T01:59:43.49 |
IV.NRCA.HHE. | ML:1.9 | 0.00113 | 0.16 | AML | other | m | 2020-05-18T01:59:43.48 |
IV.MTRA.EHE. | ML:1.4 | 0.0002065 | 1.66 | AML | other | m | 2020-05-18T01:59:46.11 |
IV.MTRA.EHN. | ML:1.3 | 0.0001625 | 0.22 | AML | other | m | 2020-05-18T01:59:47.10 |
IV.LNSS.HHE. | ML:1.4 | 0.000188 | 0.32 | AML | other | m | 2020-05-18T01:59:48.07 |
IV.LNSS.HHN. | ML:1.4 | 0.00019 | 0.28 | AML | other | m | 2020-05-18T01:59:48.38 |
IV.FDMO.HHN. | ML:0.9 | 0.0000399 | 1.14 | AML | other | m | 2020-05-18T01:59:49.23 |
IV.RM33.EHN. | ML:0.8 | 0.0000315 | 0.5 | AML | other | m | 2020-05-18T01:59:50.67 |
IV.CESI.HHN. | ML:1.1 | 0.0000543 | 1.58 | AML | other | m | 2020-05-18T01:59:51.86 |
IV.CESI.HHE. | ML:1.0 | 0.0000392 | 1.3 | AML | other | m | 2020-05-18T01:59:51.72 |
IV.FDMO.HHE. | ML:0.8 | 0.000032 | 0.86 | AML | other | m | 2020-05-18T01:59:51.53 |
IV.RM33.EHE. | ML:0.9 | 0.000039750000000000004 | 0.12 | AML | other | m | 2020-05-18T01:59:51.67 |
IV.GUMA.HHN. | ML:1.4 | 0.00009669999999999999 | 1.74 | AML | other | m | 2020-05-18T01:59:52.95 |
IV.TERO.HHE. | ML:0.6 | 0.00001675 | 0.3 | AML | other | m | 2020-05-18T01:59:53.52 |
IV.TERO.HHN. | ML:0.8 | 0.00001845 | 0.72 | AML | other | m | 2020-05-18T01:59:53.96 |
IV.GUMA.HHE. | ML:1.3 | 0.00008080000000000001 | 0.76 | AML | other | m | 2020-05-18T01:59:54.57 |