A magnitude ML 0.8 earthquake occured in region: 6 km N Norcia (PG), on
and geographic coordinates (lat, lon) 42.8450, 13.0940 at 11 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 |
Preci | PG | 6 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 7 | 281 | 5962 |
Visso | MC | 10 | 1107 | 7069 |
Ussita | MC | 12 | 444 | 7513 |
Sellano | PG | 14 | 1079 | 8592 |
Cerreto di Spoleto | PG | 15 | 1075 | 9667 |
Cascia | PG | 16 | 3217 | 12884 |
Monte Cavallo | MC | 18 | 145 | 13029 |
Arquata del Tronto | AP | 18 | 1178 | 14207 |
Montegallo | AP | 20 | 523 | 14730 |
Poggiodomo | PG | 20 | 117 | 14847 |
Bolognola | MC | 20 | 142 | 14989 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.8 | 2020-05-23 23:59:15 |
42.8453 | 13.0943 | 11 | 2020-05-24 00:05:45 |
Sala Sismica INGV-Roma | 79495031 |
Field | Value |
---|---|
Time (UTC) | 2020-05-23 23:59:15 ± 0.07 |
Latitude | 42.8453 ± 0.0045 |
Longitude | 13.0943 ± 0.0074 |
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 | 79495031 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 603 |
Semi-minor axis of confidence ellipse (meter) | 420 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 70 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 600.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 130 |
Number of associated phases, regardless of their use for origin computation | 31 |
Number of defining phases | 17 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43527 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 79495031 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-05-24 00:05:45 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.BRES.EHZ. | 2020-05-24T00:00:56.34 | 3.0 | undecidable | manual | Sn | -3.72 | 0 | |||
IV.SCHR.EHZ. | 2020-05-24T00:00:43.84 | 3.0 | undecidable | manual | Sg | 12.39 | 0 | |||
IV.NDIM.HHZ. | 2020-05-24T00:00:37.52 | 3.0 | undecidable | manual | Sg | 16.41 | 0 | |||
GU.CIRO.HHZ. | 2020-05-24T00:00:34.60 | 3.0 | undecidable | manual | Pg | 22.030001 | 0 | |||
IV.HAGA.HHZ. | 2020-05-24T00:00:34.07 | 3.0 | positive | manual | Pg | 16.290001 | 0 | |||
GU.RRL.HHZ. | 2020-05-24T00:00:22.04 | 3.0 | negative | manual | Pn | 9.13 | 0 | |||
OT.OT13.EHZ. | 2020-05-24T00:00:20.73 | 3.0 | undecidable | manual | Sg | 2.88 | 0 | |||
IV.EL6.EHZ. | 2020-05-23T23:59:46.30 | 3.0 | undecidable | manual | Sg | 3.69 | 0 | |||
IV.CMPR.HHZ. | 2020-05-23T23:59:45.66 | 3.0 | undecidable | manual | Pn | 1.17 | 0 | |||
IV.SEI.HHZ. | 2020-05-23T23:59:38.56 | 3.0 | positive | manual | Pn | 4.53 | 0 | |||
IV.TERO.HHE. | 2020-05-23T23:59:30.58 | 0.6 | undecidable | manual | S | 121 | 48.3183 | 50 | -0.07 | 46 |
IT.RMMM.HGZ. | 2020-05-23T23:59:26.53 | 3.0 | undecidable | manual | Sg | 0.55 | 0 | |||
IV.T1299.HNE. | 2020-05-23T23:59:25.68 | 0.6 | undecidable | manual | S | 147 | 27.9498 | 50 | 0.46 | 44 |
IV.LNSS.HHZ. | 2020-05-23T23:59:24.73 | 0.6 | undecidable | manual | S | 189 | 27.2505 | 50 | -0.3 | 46 |
IV.FDMO.HHZ. | 2020-05-23T23:59:23.12 | 0.6 | undecidable | manual | S | 358 | 21.1677 | 50 | -0.3 | 46 |
IV.CESI.HHZ. | 2020-05-23T23:59:23.85 | 0.1 | undecidable | manual | S | 319 | 23.4543 | 50 | -0.17 | 95 |
IV.TERO.HHE. | 2020-05-23T23:59:23.94 | 0.1 | undecidable | manual | P | 121 | 48.3183 | 50 | -0.19 | 90 |
IV.MMO1.EHZ. | 2020-05-23T23:59:22.68 | 0.1 | undecidable | manual | S | 72 | 19.869 | 118 | -0.36 | 92 |
IV.MIDA.HHZ. | 2020-05-23T23:59:21.63 | 3.0 | negative | manual | Pn | -4.86 | 0 | |||
IV.T1299.HNE. | 2020-05-23T23:59:21.10 | 0.1 | undecidable | manual | P | 147 | 27.9498 | 50 | 0.11 | 95 |
IV.SMA1.EHZ. | 2020-05-23T23:59:21.44 | 3.0 | negative | manual | Pg | 2.2 | 0 | |||
IV.CSP1.EHZ. | 2020-05-23T23:59:21.29 | 0.1 | undecidable | manual | P | 18 | 28.749 | 50 | 0.17 | 94 |
IV.FDMO.HHZ. | 2020-05-23T23:59:20.14 | 0.1 | undecidable | manual | P | 358 | 21.1677 | 50 | 0.19 | 95 |
IV.MC2.EHZ. | 2020-05-23T23:59:20.55 | 0.1 | undecidable | manual | S | 46 | 10.5783 | 135 | 0.09 | 99 |
IV.CESI.HHZ. | 2020-05-23T23:59:20.26 | 0.1 | undecidable | manual | P | 319 | 23.4543 | 50 | -0.04 | 97 |
IV.LNSS.HHZ. | 2020-05-23T23:59:20.89 | 0.1 | undecidable | manual | P | 189 | 27.2505 | 50 | 0.01 | 97 |
IV.MMO1.EHZ. | 2020-05-23T23:59:19.69 | 0.1 | undecidable | manual | P | 72 | 19.869 | 118 | -0.05 | 98 |
IV.NRCA.HHZ. | 2020-05-23T23:59:18.82 | 0.1 | undecidable | manual | S | 129 | 2.0979 | 169 | -0.19 | 98 |
IV.MC2.EHZ. | 2020-05-23T23:59:18.68 | 0.1 | undecidable | manual | P | 46 | 10.5783 | 135 | 0.44 | 92 |
IV.NRCA.HHZ. | 2020-05-23T23:59:17.50 | 0.1 | undecidable | manual | P | 129 | 2.0979 | 169 | 0.09 | 100 |
IV.VIVA.HHZ. | 2020-05-23T23:59:15.65 | 3.0 | positive | manual | P | -0.62 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:1.0 | 0.0001905 | 0.08 | AML | other | m | 2020-05-23T23:59:19.08 |
IV.NRCA.HHE. | ML:1.0 | 0.0001645 | 1.04 | AML | other | m | 2020-05-23T23:59:19.66 |
IV.CESI.HHN. | ML:0.7 | 0.0000313 | 0.38 | AML | other | m | 2020-05-23T23:59:24.10 |
IV.CESI.HHE. | ML:0.6 | 0.0000257 | 0.94 | AML | other | m | 2020-05-23T23:59:24.54 |