A magnitude ML 1.1 earthquake occured in region: 6 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7790, 13.1610 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 | 16 | 523 | 11547 |
Cittareale | RI | 18 | 482 | 12029 |
Visso | MC | 18 | 1107 | 13136 |
Ussita | MC | 19 | 444 | 13580 |
Montemonaco | AP | 19 | 604 | 14184 |
Amatrice | RI | 20 | 2657 | 16841 |
Poggiodomo | PG | 20 | 117 | 16958 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2020-05-18 04:46:02 |
42.7793 | 13.1607 | 10 | 2020-05-18 04:54:17 |
Sala Sismica INGV-Roma | 79264601 |
Field | Value |
---|---|
Time (UTC) | 2020-05-18 04:46:02 ± 0.07 |
Latitude | 42.7793 ± 0.0036 |
Longitude | 13.1607 ± 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 | 79264601 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 419 |
Semi-minor axis of confidence ellipse (meter) | 409 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 134 |
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) | 113 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31386 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 79264601 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-18 04:54:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.VAGA.HHZ. | 2020-05-18T04:46:29.59 | 3.0 | negative | manual | P | -0.55 | 0 | |||
IV.BADI.EHZ. | 2020-05-18T04:46:23.54 | 3.0 | undecidable | manual | P | 1.57 | 0 | |||
IV.EL6.EHZ. | 2020-05-18T04:46:22.76 | 3.0 | undecidable | manual | S | 0.02 | 0 | |||
IV.CSP1.EHZ. | 2020-05-18T04:46:14.73 | 0.6 | undecidable | manual | S | 6 | 34.8429 | 50 | 0.05 | 48 |
IV.MF5.EHZ. | 2020-05-18T04:46:14.84 | 0.6 | undecidable | manual | S | 46 | 33.5442 | 50 | 0.5 | 44 |
IV.CESI.HHZ. | 2020-05-18T04:46:13.96 | 0.6 | undecidable | manual | S | 320 | 32.5452 | 50 | -0.11 | 48 |
IV.EL6.EHZ. | 2020-05-18T04:46:13.68 | 3.0 | negative | manual | P | -0.26 | 0 | |||
IV.FDMO.HHZ. | 2020-05-18T04:46:12.91 | 0.3 | undecidable | manual | S | 348 | 29.1486 | 50 | -0.25 | 70 |
IV.SNTG.HHZ. | 2020-05-18T04:46:12.83 | 3.0 | undecidable | manual | P | -0.19 | 0 | |||
IV.LNSS.HHZ. | 2020-05-18T04:46:11.07 | 0.6 | undecidable | manual | S | 207 | 21.867 | 115 | 0.03 | 49 |
IV.TERO.HHZ. | 2020-05-18T04:46:10.61 | 3.0 | undecidable | manual | P | 0.06 | 0 | |||
IV.MC2.EHZ. | 2020-05-18T04:46:09.19 | 0.3 | undecidable | manual | S | 9 | 14.874 | 124 | 0.3 | 71 |
IV.MMO1.EHZ. | 2020-05-18T04:46:09.85 | 0.3 | undecidable | manual | S | 45 | 18.9699 | 118 | -0.28 | 71 |
IV.CESI.HHZ. | 2020-05-18T04:46:09.22 | 0.1 | undecidable | manual | P | 320 | 32.5452 | 50 | -0.04 | 97 |
IV.MTRA.EHZ. | 2020-05-18T04:46:09.96 | 0.3 | undecidable | manual | S | 97 | 19.3695 | 117 | -0.29 | 71 |
IV.CSP1.EHZ. | 2020-05-18T04:46:09.49 | 0.6 | positive | manual | P | 6 | 34.8429 | 50 | -0.12 | 47 |
IV.MF5.EHZ. | 2020-05-18T04:46:09.71 | 0.3 | undecidable | manual | P | 46 | 33.5442 | 50 | 0.3 | 69 |
IV.FDMO.HHZ. | 2020-05-18T04:46:08.49 | 0.1 | undecidable | manual | P | 348 | 29.1486 | 50 | -0.24 | 94 |
IV.RM33.EHZ. | 2020-05-18T04:46:08.77 | 3.0 | negative | manual | P | -0.14 | 0 | |||
IV.MTRA.EHZ. | 2020-05-18T04:46:07.05 | 0.1 | undecidable | manual | P | 97 | 19.3695 | 117 | 0 | 100 |
IV.LNSS.HHZ. | 2020-05-18T04:46:07.56 | 0.1 | undecidable | manual | P | 207 | 21.867 | 115 | 0.05 | 98 |
IV.MC2.EHZ. | 2020-05-18T04:46:06.49 | 0.1 | undecidable | manual | P | 9 | 14.874 | 124 | 0.22 | 96 |
IV.MMO1.EHZ. | 2020-05-18T04:46:06.91 | 0.6 | positive | manual | P | 45 | 18.9699 | 118 | -0.07 | 49 |
IV.NRCA.HHZ. | 2020-05-18T04:46:06.77 | 0.1 | undecidable | manual | S | 328 | 7.0929 | 145 | -0.17 | 99 |
IV.NRCA.HHZ. | 2020-05-18T04:46:05.33 | 0.1 | negative | manual | P | 328 | 7.0929 | 145 | 0.19 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:1.1 | 0.00009755 | 1 | AML | other | m | 2020-05-18T04:46:10.47 |
IV.LNSS.HHE. | ML:1.5 | 0.00022 | 0.24 | AML | other | m | 2020-05-18T04:46:11.33 |
IV.MTRA.EHE. | ML:1.3 | 0.00014700000000000002 | 0.5 | AML | other | m | 2020-05-18T04:46:11.34 |
IV.LNSS.HHN. | ML:1.4 | 0.000184 | 0.16 | AML | other | m | 2020-05-18T04:46:11.71 |
IV.FDMO.HHN. | ML:0.9 | 0.00003755 | 0.9 | AML | other | m | 2020-05-18T04:46:13.14 |
IV.FDMO.HHE. | ML:0.9 | 0.0000394 | 1.08 | AML | other | m | 2020-05-18T04:46:13.04 |
IV.CESI.HHN. | ML:1.2 | 0.0000724 | 0.5 | AML | other | m | 2020-05-18T04:46:14.44 |
IV.CESI.HHE. | ML:1.2 | 0.00006484999999999999 | 0.48 | AML | other | m | 2020-05-18T04:46:14.44 |
IV.RM33.EHN. | ML:1.0 | 0.00004365 | 0.44 | AML | other | m | 2020-05-18T04:46:14.75 |
IV.RM33.EHE. | ML:1.0 | 0.000046649999999999996 | 1.18 | AML | other | m | 2020-05-18T04:46:15.92 |
IV.TERO.HHE. | ML:0.8 | 0.000020900000000000003 | 0.64 | AML | other | m | 2020-05-18T04:46:16.40 |
IV.TERO.HHN. | ML:0.9 | 0.000030449999999999998 | 1.28 | AML | other | m | 2020-05-18T04:46:16.26 |