A magnitude ML 1.1 earthquake occured in region: 5 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7780, 13.1560 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 | 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 |
Poggiodomo | PG | 19 | 117 | 13697 |
Montemonaco | AP | 20 | 604 | 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 1.1 | 2020-05-17 22:58:34 |
42.7783 | 13.1558 | 10 | 2020-05-17 23:03:38 |
Sala Sismica INGV-Roma | 79247631 |
Field | Value |
---|---|
Time (UTC) | 2020-05-17 22:58:34 ± 0.06 |
Latitude | 42.7783 ± 0.0036 |
Longitude | 13.1558 ± 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 | 79247631 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 377 |
Semi-minor axis of confidence ellipse (meter) | 359 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 115 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 380.0 |
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 | 28 |
Number of defining phases | 22 |
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) | 0.31566 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 79247631 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-17 23:03:38 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2020-05-17T22:58:54.57 | 3.0 | undecidable | manual | S | -0.08 | 0 | |||
IV.ASSB.HHZ. | 2020-05-17T22:58:50.78 | 3.0 | undecidable | manual | S | -0.51 | 0 | |||
IV.MF5.EHZ. | 2020-05-17T22:58:47.27 | 0.6 | undecidable | manual | S | 47 | 33.9438 | 50 | 0.77 | 40 |
IV.CSP1.EHZ. | 2020-05-17T22:58:46.77 | 0.6 | undecidable | manual | S | 7 | 35.0427 | 50 | -0.02 | 49 |
IV.GUMA.HHZ. | 2020-05-17T22:58:46.96 | 0.6 | undecidable | manual | S | 25 | 34.743 | 50 | 0.24 | 47 |
IV.CESI.HHZ. | 2020-05-17T22:58:45.99 | 0.6 | undecidable | manual | S | 321 | 32.3454 | 50 | -0.1 | 48 |
IV.EL6.EHZ. | 2020-05-17T22:58:45.65 | 3.0 | negative | manual | P | -0.26 | 0 | |||
IV.FDMO.HHZ. | 2020-05-17T22:58:44.81 | 0.6 | undecidable | manual | S | 349 | 29.1486 | 50 | -0.43 | 46 |
IV.MNTT.EHZ. | 2020-05-17T22:58:43.85 | 3.0 | positive | manual | P | 0.08 | 0 | |||
IV.LNSS.HHZ. | 2020-05-17T22:58:43.11 | 0.3 | undecidable | manual | S | 206 | 21.6672 | 114 | 0.18 | 73 |
IV.MMO1.EHZ. | 2020-05-17T22:58:42.01 | 0.3 | undecidable | manual | S | 46 | 19.3695 | 117 | -0.19 | 73 |
IV.MTRA.EHZ. | 2020-05-17T22:58:42.16 | 0.3 | undecidable | manual | S | 97 | 19.7691 | 116 | -0.18 | 73 |
IV.ARRO.EHZ. | 2020-05-17T22:58:42.36 | 3.0 | negative | manual | Pg | 0.07 | 0 | |||
IV.SMA1.EHZ. | 2020-05-17T22:58:42.88 | 0.6 | undecidable | manual | S | 138 | 21.9669 | 114 | -0.15 | 49 |
IV.GUMA.HHZ. | 2020-05-17T22:58:41.74 | 0.1 | undecidable | manual | P | 25 | 34.743 | 50 | 0.1 | 97 |
IV.CESI.HHZ. | 2020-05-17T22:58:41.14 | 0.3 | undecidable | manual | P | 321 | 32.3454 | 50 | -0.14 | 72 |
IV.CSP1.EHZ. | 2020-05-17T22:58:41.47 | 0.3 | undecidable | manual | P | 7 | 35.0427 | 50 | -0.21 | 71 |
IV.MC2.EHZ. | 2020-05-17T22:58:41.15 | 0.3 | undecidable | manual | S | 10 | 14.9739 | 123 | 0.25 | 73 |
IV.MF5.EHZ. | 2020-05-17T22:58:41.70 | 0.3 | undecidable | manual | P | 47 | 33.9438 | 50 | 0.19 | 71 |
IV.FDMO.HHZ. | 2020-05-17T22:58:40.51 | 0.1 | undecidable | manual | P | 349 | 29.1486 | 50 | -0.27 | 94 |
IV.RM33.EHZ. | 2020-05-17T22:58:40.80 | 3.0 | negative | manual | P | -0.21 | 0 | |||
IV.SMA1.EHZ. | 2020-05-17T22:58:39.41 | 0.1 | undecidable | manual | P | 138 | 21.9669 | 114 | -0.1 | 99 |
IV.LNSS.HHZ. | 2020-05-17T22:58:39.57 | 0.3 | undecidable | manual | P | 206 | 21.6672 | 114 | 0.12 | 74 |
IV.MTRA.EHZ. | 2020-05-17T22:58:39.05 | 0.1 | undecidable | manual | P | 97 | 19.7691 | 116 | -0.06 | 100 |
IV.MC2.EHZ. | 2020-05-17T22:58:38.48 | 0.3 | positive | manual | P | 10 | 14.9739 | 123 | 0.2 | 73 |
IV.MMO1.EHZ. | 2020-05-17T22:58:38.93 | 0.6 | positive | manual | P | 46 | 19.3695 | 117 | -0.1 | 50 |
IV.NRCA.HHZ. | 2020-05-17T22:58:38.68 | 0.3 | undecidable | manual | S | 331 | 6.993 | 144 | -0.17 | 75 |
IV.NRCA.HHZ. | 2020-05-17T22:58:37.30 | 0.1 | negative | manual | P | 331 | 6.993 | 144 | 0.2 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.8 | 0.0009649999999999999 | 0.1 | AML | other | m | 2020-05-17T22:58:38.81 |
IV.NRCA.HHN. | ML:1.8 | 0.001011 | 0.1 | AML | other | m | 2020-05-17T22:58:38.76 |
IV.NRCA.HNN. | ML:1.7 | 0.0008900000000000001 | 0.12 | AML | other | m | 2020-05-17T22:58:38.76 |
IV.NRCA.HHE. | ML:1.8 | 0.0009775 | 0.16 | AML | other | m | 2020-05-17T22:58:38.81 |
IV.MTRA.EHN. | ML:1.0 | 0.00008724999999999999 | 0.18 | AML | other | m | 2020-05-17T22:58:42.54 |
IV.LNSS.HHE. | ML:1.4 | 0.0001875 | 0.74 | AML | other | m | 2020-05-17T22:58:43.35 |
IV.MTRA.EHE. | ML:1.1 | 0.00009995000000000002 | 0.52 | AML | other | m | 2020-05-17T22:58:43.40 |
IV.LNSS.HHN. | ML:1.2 | 0.00011649999999999999 | 0.14 | AML | other | m | 2020-05-17T22:58:43.73 |
IV.FDMO.HHN. | ML:0.7 | 0.00002595 | 0.32 | AML | other | m | 2020-05-17T22:58:45.09 |
IV.SMA1.EHE. | ML:0.9 | 0.00005415 | 0.64 | AML | other | m | 2020-05-17T22:58:45.22 |
IV.RM33.EHN. | ML:0.8 | 0.0000297 | 1.14 | AML | other | m | 2020-05-17T22:58:46.12 |
IV.RM33.EHE. | ML:0.8 | 0.0000306 | 0.18 | AML | other | m | 2020-05-17T22:58:46.34 |
IV.CESI.HHE. | ML:1.1 | 0.0000544 | 0.32 | AML | other | m | 2020-05-17T22:58:46.38 |
IV.CESI.HHN. | ML:1.2 | 0.0000644 | 0.5 | AML | other | m | 2020-05-17T22:58:46.38 |
IV.FDMO.HHE. | ML:0.7 | 0.000025750000000000002 | 0.14 | AML | other | m | 2020-05-17T22:58:46.41 |
IV.SMA1.EHN. | ML:1.0 | 0.000058649999999999996 | 0.52 | AML | other | m | 2020-05-17T22:58:46.79 |
IV.MF5.EHN. | ML:1.1 | 0.000050299999999999996 | 0.42 | AML | other | m | 2020-05-17T22:58:47.56 |
IV.MF5.EHE. | ML:1.0 | 0.00004634 | 0.26 | AML | other | m | 2020-05-17T22:58:47.79 |
IV.GUMA.HHN. | ML:1.2 | 0.00006809999999999999 | 1.24 | AML | other | m | 2020-05-17T22:58:48.89 |
IV.GUMA.HHE. | ML:1.3 | 0.0000772 | 0.66 | AML | other | m | 2020-05-17T22:58:50.07 |
IV.ASSB.HHN. | ML:0.9 | 0.0000205 | 0.56 | AML | other | m | 2020-05-17T22:58:53.23 |
IV.ASSB.HHE. | ML:0.9 | 0.000019450000000000002 | 1.5 | AML | other | m | 2020-05-17T22:58:58.79 |