A magnitude ML 1.0 earthquake occured in region: 2 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8070, 13.1110 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 | 2 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Visso | MC | 14 | 1107 | 10286 |
Ussita | MC | 16 | 444 | 10730 |
Arquata del Tronto | AP | 16 | 1178 | 11908 |
Cerreto di Spoleto | PG | 16 | 1075 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Sellano | PG | 18 | 1079 | 14729 |
Poggiodomo | PG | 18 | 117 | 14846 |
Montegallo | AP | 19 | 523 | 15369 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2023-05-03 13:41:30 |
42.8072 | 13.1107 | 11 | 2023-05-03 14:05:24 |
Sala Sismica INGV-Roma | 116988801 |
Field | Value |
---|---|
Time (UTC) | 2023-05-03 13:41:30 ± 0.05 |
Latitude | 42.8072 ± 0.0027 |
Longitude | 13.1107 ± 0.0049 |
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 | 116988801 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 424 |
Semi-minor axis of confidence ellipse (meter) | 292 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 107 |
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) | 134 |
Number of associated phases, regardless of their use for origin computation | 28 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.14 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.29228 |
Number of stations at which the event was observed | 20 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.4 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 116988801 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-05-03 14:05:24 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
mn.BZS.HHZ. | 2023-05-03T13:43:12.28 | 3.0 | negative | manual | Pn | 6.91 | 0 | |||
ST.PANI.EHZ. | 2023-05-03T13:43:12.03 | 3.0 | undecidable | manual | Sn | -1.3 | 0 | |||
GU.EQUI.HHZ. | 2023-05-03T13:42:57.89 | 3.0 | undecidable | manual | Sg | 8.36 | 0 | |||
IT.LNT.HGZ. | 2023-05-03T13:42:51.25 | 3.0 | positive | manual | Pg | 5.67 | 0 | |||
AC.SRN.HHZ. | 2023-05-03T13:42:41.61 | 3.0 | positive | manual | Pn | -8.37 | 0 | |||
IY.SPDC.HHZ. | 2023-05-03T13:42:32.90 | 3.0 | positive | manual | Pg | -0.92 | 0 | |||
NI.POLC.HHZ. | 2023-05-03T13:42:31.93 | 3.0 | undecidable | manual | Pg | 9.57 | 0 | |||
IV.MFNL.HHZ. | 2023-05-03T13:42:26.33 | 3.0 | negative | manual | Pn | -9.99 | 0 | |||
IV.SELL.HHZ. | 2023-05-03T13:42:25.07 | 3.0 | negative | manual | Pn | -6.11 | 0 | |||
IV.SERS.HHZ. | 2023-05-03T13:42:22.14 | 3.0 | undecidable | manual | Pn | -8.82 | 0 | |||
IV.SPS2.HHZ. | 2023-05-03T13:42:20.53 | 3.0 | negative | manual | Pn | -5.42 | 0 | |||
IV.CSP1.EHZ. | 2023-05-03T13:41:42.35 | 0.3 | undecidable | manual | S | 14 | 32.4453 | 50 | 0.22 | 70 |
IV.CESI.HHZ. | 2023-05-03T13:41:40.64 | 0.3 | undecidable | manual | S | 323 | 27.5502 | 50 | -0.18 | 71 |
IV.FDMO.HHZ. | 2023-05-03T13:41:40.19 | 0.3 | undecidable | manual | S | 356 | 25.5522 | 50 | -0.07 | 73 |
IV.LNSS.HNE. | 2023-05-03T13:41:39.51 | 0.3 | undecidable | manual | S | 194 | 23.3544 | 50 | -0.18 | 72 |
IV.MMO1.EHE. | 2023-05-03T13:41:38.83 | 0.3 | undecidable | manual | S | 60 | 20.3685 | 117 | 0 | 75 |
7F.SIB2.EHE. | 2023-05-03T13:41:38.02 | 0.1 | undecidable | manual | S | 59 | 18.2706 | 120 | -0.18 | 97 |
7F.SIB3.EHE. | 2023-05-03T13:41:37.08 | 0.3 | undecidable | manual | S | 60 | 14.9739 | 125 | -0.16 | 73 |
IV.CSP1.EHZ. | 2023-05-03T13:41:37.54 | 0.3 | negative | manual | P | 14 | 32.4453 | 50 | 0.17 | 71 |
IV.FDMO.HHZ. | 2023-05-03T13:41:36.24 | 0.3 | undecidable | manual | P | 356 | 25.5522 | 50 | -0.06 | 73 |
IV.CESI.HHZ. | 2023-05-03T13:41:36.55 | 0.3 | positive | manual | P | 323 | 27.5502 | 50 | -0.07 | 73 |
IV.LNSS.HNE. | 2023-05-03T13:41:36.08 | 0.1 | undecidable | manual | P | 194 | 23.3544 | 50 | 0.11 | 97 |
IV.MMO1.EHE. | 2023-05-03T13:41:35.49 | 0.3 | undecidable | manual | P | 60 | 20.3685 | 117 | 0.02 | 75 |
7F.SIB2.EHE. | 2023-05-03T13:41:35.12 | 0.1 | undecidable | manual | P | 59 | 18.2706 | 120 | 0.02 | 100 |
IV.NRCA.HHZ. | 2023-05-03T13:41:34.60 | 0.3 | undecidable | manual | S | 6 | 2.8971 | 164 | -0.08 | 76 |
7F.SIB3.EHE. | 2023-05-03T13:41:34.69 | 0.1 | undecidable | manual | P | 60 | 14.9739 | 125 | 0.14 | 98 |
IV.NRCA.HHZ. | 2023-05-03T13:41:33.25 | 0.1 | undecidable | manual | P | 6 | 2.8971 | 164 | 0.18 | 99 |
IV.MTCE.HHZ. | 2023-05-03T13:41:26.91 | 3.0 | negative | manual | P | -9.99 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.3 | 0.00035991615 | 0.1024 | AML | other | m | 2023-05-03T13:41:34.65 |
IV.NRCA.HHE. | ML:1.3 | 0.0003435 | 0.08 | AML | other | m | 2023-05-03T13:41:34.65 |
IV.NRCA.HHN. | ML:1.6 | 0.000637 | 0.12 | AML | other | m | 2023-05-03T13:41:34.64 |
IV.NRCA.HNN. | ML:1.5 | 0.0005945 | 0.14 | AML | other | m | 2023-05-03T13:41:34.64 |
IV.FDMO.HHE. | ML:0.6 | 0.000019115920000000002 | 3.3984 | AML | other | m | 2023-05-03T13:41:40.09 |
IV.FDMO.HHN. | ML:0.2 | 0.000011923585000000001 | 0.16 | AML | other | m | 2023-05-03T13:41:41.75 |
IV.CESI.HHE. | ML:0.6 | 0.000021123605 | 0.0832 | AML | other | m | 2023-05-03T13:41:41.19 |
IV.CESI.HHN. | ML:0.7 | 0.00002352953 | 0.2816 | AML | other | m | 2023-05-03T13:41:41.54 |
IV.CSP1.EHE. | ML:1.1 | 0.00004883212 | 1.6576 | AML | other | m | 2023-05-03T13:41:42.72 |
IV.CSP1.EHN. | ML:0.9 | 0.000033927394999999996 | 1.12 | AML | other | m | 2023-05-03T13:41:42.69 |