A magnitude ML 1.8 earthquake occured in region: 5 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8320, 13.1210 at 9 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 |
Castelsantangelo sul Nera | MC | 8 | 281 | 5238 |
Preci | PG | 8 | 724 | 5962 |
Visso | MC | 11 | 1107 | 7069 |
Ussita | MC | 13 | 444 | 7513 |
Cascia | PG | 15 | 3217 | 10730 |
Arquata del Tronto | AP | 16 | 1178 | 11908 |
Cerreto di Spoleto | PG | 17 | 1075 | 12983 |
Sellano | PG | 17 | 1079 | 14062 |
Montegallo | AP | 17 | 523 | 14585 |
Accumoli | RI | 18 | 667 | 15252 |
Montemonaco | AP | 19 | 604 | 15856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2024-04-16 00:52:13 |
42.8323 | 13.1207 | 9 | 2024-04-16 00:56:58 |
Sala Sismica INGV-Roma | 126773911 |
Field | Value |
---|---|
Time (UTC) | 2024-04-16 00:52:13 ± 0.04 |
Latitude | 42.8323 ± 0.0018 |
Longitude | 13.1207 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 126773911 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 283 |
Semi-minor axis of confidence ellipse (meter) | 118 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 279 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 280.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 76 |
Number of associated phases, regardless of their use for origin computation | 40 |
Number of defining phases | 27 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.16 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.36333 |
Number of stations at which the event was observed | 25 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 32 |
Type of magnitude | ML |
Reference to an origin | 126773911 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2024-04-16 00:56:58 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.PIEI.HHZ. | 2024-04-16T00:52:42.87 | 3.0 | undecidable | manual | S | 0.57 | 0 | |||
IV.ARVD.HHZ. | 2024-04-16T00:52:37.48 | 3.0 | undecidable | manual | S | -0.14 | 0 | |||
IV.CING.HHZ. | 2024-04-16T00:52:32.74 | 3.0 | undecidable | manual | S | -0.57 | 0 | |||
IV.FIAM.HHZ. | 2024-04-16T00:52:32.95 | 3.0 | undecidable | manual | S | -0.68 | 0 | |||
IV.SNTG.HHZ. | 2024-04-16T00:52:29.57 | 3.0 | undecidable | manual | S | -0.25 | 0 | |||
IV.SAP2.EHZ. | 2024-04-16T00:52:26.47 | 0.6 | undecidable | manual | S | 38 | 37.0296 | 50 | 0.5 | 44 |
IV.ARVD.HHZ. | 2024-04-16T00:52:26.72 | 3.0 | positive | manual | P | -0.19 | 0 | |||
IV.RM33.EHZ. | 2024-04-16T00:52:25.84 | 0.6 | undecidable | manual | S | 168 | 36.6411 | 50 | -0.03 | 49 |
IV.MF5.EHZ. | 2024-04-16T00:52:25.06 | 0.6 | undecidable | manual | S | 58 | 32.5452 | 50 | 0.3 | 46 |
IV.GUMA.HHZ. | 2024-04-16T00:52:24.34 | 0.6 | undecidable | manual | S | 34 | 30.9468 | 106 | 0.07 | 49 |
IV.CING.HHZ. | 2024-04-16T00:52:24.04 | 3.0 | undecidable | manual | P | -0.45 | 0 | |||
IV.MML1.EHZ. | 2024-04-16T00:52:24.67 | 0.3 | undecidable | manual | S | 339 | 33.4443 | 50 | -0.34 | 69 |
IV.SMA1.EHZ. | 2024-04-16T00:52:23.20 | 0.6 | undecidable | manual | S | 142 | 28.4493 | 107 | -0.23 | 47 |
IV.GIGS.HHZ. | 2024-04-16T00:52:23.51 | 3.0 | positive | manual | P | -0.17 | 0 | |||
IV.CSP1.EHZ. | 2024-04-16T00:52:23.45 | 0.6 | undecidable | manual | S | 13 | 29.5482 | 107 | -0.37 | 46 |
IV.GAVE.EHZ. | 2024-04-16T00:52:22.17 | 0.6 | undecidable | manual | S | 230 | 24.1536 | 110 | 0.15 | 49 |
IV.OFFI.HHZ. | 2024-04-16T00:52:22.78 | 3.0 | positive | manual | P | 0.41 | 0 | |||
IV.ATCC.EHZ. | 2024-04-16T00:52:22.05 | 3.0 | undecidable | manual | P | -1.45 | 0 | |||
IV.LNSS.HHZ. | 2024-04-16T00:52:22.61 | 0.6 | undecidable | manual | S | 194 | 26.2515 | 108 | -0.12 | 49 |
IV.MNTT.EHZ. | 2024-04-16T00:52:22.61 | 3.0 | positive | manual | P | 0.43 | 0 | |||
IV.CESI.HHZ. | 2024-04-16T00:52:22.63 | 0.6 | undecidable | manual | S | 318 | 25.9518 | 109 | 0.01 | 50 |
IV.CESX.HHZ. | 2024-04-16T00:52:22.43 | 3.0 | undecidable | manual | P | -0.1 | 0 | |||
IV.ASSB.HHZ. | 2024-04-16T00:52:21.49 | 3.0 | positive | manual | P | -0.13 | 0 | |||
IV.FDMO.HHZ. | 2024-04-16T00:52:21.49 | 0.6 | undecidable | manual | S | 353 | 22.755 | 111 | -0.1 | 49 |
IV.ARRO.EHZ. | 2024-04-16T00:52:20.96 | 0.6 | positive | manual | P | 226 | 40.3263 | 50 | -0.08 | 48 |
IV.RM33.EHZ. | 2024-04-16T00:52:20.34 | 0.1 | undecidable | manual | P | 168 | 36.6411 | 50 | -0.14 | 95 |
IV.SAP2.EHZ. | 2024-04-16T00:52:20.72 | 0.1 | undecidable | manual | P | 38 | 37.0296 | 50 | 0.19 | 94 |
IV.MML1.EHZ. | 2024-04-16T00:52:19.91 | 0.1 | undecidable | manual | P | 339 | 33.4443 | 50 | -0.07 | 97 |
IV.CSP1.EHZ. | 2024-04-16T00:52:19.11 | 0.1 | undecidable | manual | P | 13 | 29.5482 | 107 | -0.19 | 96 |
IV.MF5.EHZ. | 2024-04-16T00:52:19.85 | 0.1 | undecidable | manual | P | 58 | 32.5452 | 50 | 0.01 | 99 |
IV.MMO1.EHZ. | 2024-04-16T00:52:19.98 | 0.6 | undecidable | manual | S | 66 | 18.3705 | 116 | -0.19 | 49 |
IV.GUMA.HHZ. | 2024-04-16T00:52:19.60 | 0.1 | undecidable | manual | P | 34 | 30.9468 | 106 | 0.05 | 98 |
IV.CESI.HHZ. | 2024-04-16T00:52:18.68 | 0.1 | undecidable | manual | P | 318 | 25.9518 | 109 | 0.08 | 98 |
IV.FDMO.HHZ. | 2024-04-16T00:52:18.02 | 1.0 | undecidable | manual | P | 353 | 22.755 | 111 | 0.01 | 25 |
IV.GAVE.EHZ. | 2024-04-16T00:52:18.41 | 0.1 | undecidable | manual | P | 230 | 24.1536 | 110 | 0.16 | 97 |
IV.SMA1.EHZ. | 2024-04-16T00:52:18.93 | 0.1 | undecidable | manual | P | 142 | 28.4493 | 107 | -0.14 | 97 |
IV.LNSS.HHZ. | 2024-04-16T00:52:18.67 | 0.1 | undecidable | manual | P | 194 | 26.2515 | 108 | 0.01 | 100 |
IV.MMO1.EHZ. | 2024-04-16T00:52:17.25 | 0.1 | positive | manual | P | 66 | 18.3705 | 116 | 0.06 | 100 |
IV.NRCA.HHZ. | 2024-04-16T00:52:16.15 | 0.6 | undecidable | manual | S | 285 | 0.4995 | 177 | -0.01 | 52 |
IV.NRCA.HHZ. | 2024-04-16T00:52:15.15 | 0.1 | undecidable | manual | P | 285 | 0.4995 | 177 | 0.28 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MMO1.EHE. | ML:2.0 | 0.0009404999999999999 | 0.14 | AML | other | m | 2024-04-16T00:52:20.26 |
IV.MMO1.EHN. | ML:2.1 | 0.000949 | 0.42 | AML | other | m | 2024-04-16T00:52:21.16 |
IV.FDMO.HHN. | ML:1.5 | 0.00019800000000000002 | 0.56 | AML | other | m | 2024-04-16T00:52:21.54 |
IV.FDMO.HHE. | ML:1.6 | 0.000259 | 0.2 | AML | other | m | 2024-04-16T00:52:22.49 |
IV.GAVE.EHN. | ML:1.8 | 0.00036449999999999997 | 0.34 | AML | other | m | 2024-04-16T00:52:22.50 |
IV.CESI.HHE. | ML:1.8 | 0.00033499999999999996 | 1.78 | AML | other | m | 2024-04-16T00:52:22.98 |
IV.LNSS.HHN. | ML:1.9 | 0.000479 | 0.38 | AML | other | m | 2024-04-16T00:52:23.27 |
IV.LNSS.HHE. | ML:1.9 | 0.00040899999999999997 | 0.64 | AML | other | m | 2024-04-16T00:52:23.41 |
IV.CESI.HHN. | ML:2.0 | 0.0005685 | 0.54 | AML | other | m | 2024-04-16T00:52:23.15 |
IV.GAVE.EHE. | ML:1.8 | 0.00039549999999999996 | 0.2 | AML | other | m | 2024-04-16T00:52:23.70 |
IV.GUMA.HNN. | ML:2.0 | 0.0004485 | 1 | AML | other | m | 2024-04-16T00:52:24.45 |
IV.GUMA.HNE. | ML:1.9 | 0.000398 | 0.16 | AML | other | m | 2024-04-16T00:52:25.21 |
IV.GUMA.HHE. | ML:2.1 | 0.0005765 | 0.2 | AML | other | m | 2024-04-16T00:52:25.13 |
IV.SMA1.EHN. | ML:1.5 | 0.000177 | 0.46 | AML | other | m | 2024-04-16T00:52:25.46 |
IV.CSP1.EHE. | ML:2.0 | 0.000483 | 0.52 | AML | other | m | 2024-04-16T00:52:25.08 |
IV.MML1.EHE. | ML:1.4 | 0.0001099 | 0.2 | AML | other | m | 2024-04-16T00:52:25.68 |
IV.GUMA.HHN. | ML:1.9 | 0.000406 | 0.54 | AML | other | m | 2024-04-16T00:52:25.45 |
IV.CSP1.EHN. | ML:2.0 | 0.0005589999999999999 | 0.3 | AML | other | m | 2024-04-16T00:52:25.74 |
IV.MML1.EHN. | ML:1.4 | 0.00011999999999999999 | 1.26 | AML | other | m | 2024-04-16T00:52:25.85 |
IV.RM33.EHN. | ML:1.4 | 0.0001015 | 0.32 | AML | other | m | 2024-04-16T00:52:26.37 |
IV.SAP2.EHN. | ML:2.6 | 0.001435 | 0.2 | AML | other | m | 2024-04-16T00:52:26.84 |
IV.SMA1.EHE. | ML:1.6 | 0.000209 | 0.82 | AML | other | m | 2024-04-16T00:52:27.56 |
IV.SAP2.EHE. | ML:1.8 | 0.00022250000000000001 | 0.54 | AML | other | m | 2024-04-16T00:52:27.23 |
IV.ASSB.HHE. | ML:1.7 | 0.0001605 | 1.04 | AML | other | m | 2024-04-16T00:52:28.78 |
IV.ARRO.EHN. | ML:1.3 | 0.0000712 | 0.64 | AML | other | m | 2024-04-16T00:52:28.50 |
IV.RM33.EHE. | ML:1.3 | 0.00006950000000000001 | 0.14 | AML | other | m | 2024-04-16T00:52:28.62 |
IV.ASSB.HHN. | ML:1.7 | 0.000154 | 0.96 | AML | other | m | 2024-04-16T00:52:28.91 |
IV.MNTT.EHE. | ML:2.1 | 0.0003755 | 0.8 | AML | other | m | 2024-04-16T00:52:30.47 |
IV.MNTT.EHN. | ML:2.2 | 0.00041600000000000003 | 0.9 | AML | other | m | 2024-04-16T00:52:30.63 |
IV.ARRO.EHE. | ML:1.3 | 0.00006385 | 1.06 | AML | other | m | 2024-04-16T00:52:31.76 |
IV.CESX.HHE. | ML:1.4 | 0.0000616 | 1.54 | AML | other | m | 2024-04-16T00:52:33.87 |
IV.CESX.HHN. | ML:1.3 | 0.000047550000000000004 | 1.2 | AML | other | m | 2024-04-16T00:52:36.37 |