A magnitude ML 1.1 earthquake occured in region: 2 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8120, 13.1100 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 | 3 | 4957 | 4957 |
Preci | PG | 10 | 724 | 5681 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Visso | MC | 13 | 1107 | 10286 |
Ussita | MC | 15 | 444 | 10730 |
Cerreto di Spoleto | PG | 16 | 1075 | 11805 |
Arquata del Tronto | AP | 16 | 1178 | 12983 |
Accumoli | RI | 17 | 667 | 13650 |
Sellano | PG | 17 | 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 1.1 | 2023-04-14 19:37:44 |
42.8118 | 13.1103 | 9 | 2023-04-14 19:58:42 |
Sala Sismica INGV-Roma | 116393571 |
Field | Value |
---|---|
Time (UTC) | 2023-04-14 19:37:44 ± 0.08 |
Latitude | 42.8118 ± 0.0036 |
Longitude | 13.1103 ± 0.0086 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 116393571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 612 |
Semi-minor axis of confidence ellipse (meter) | 331 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 274 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 610.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 15 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.19 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31027 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 24 |
Type of magnitude | ML |
Reference to an origin | 116393571 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2023-04-14 19:58:42 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MF5.EHZ. | 2023-04-14T19:37:57.36 | 0.3 | undecidable | manual | S | 55 | 34.4433 | 50 | 0.36 | 69 |
IV.CSP1.EHZ. | 2023-04-14T19:37:56.10 | 0.3 | undecidable | manual | S | 14 | 31.9458 | 50 | -0.25 | 70 |
IV.CESI.HHZ. | 2023-04-14T19:37:54.95 | 0.6 | undecidable | manual | S | 322 | 27.1506 | 109 | 0.07 | 49 |
IV.GAVE.EHZ. | 2023-04-14T19:37:53.33 | 0.3 | undecidable | manual | S | 233 | 22.0668 | 113 | 0.11 | 74 |
IV.LNSS.HHZ. | 2023-04-14T19:37:53.40 | 0.3 | undecidable | manual | S | 194 | 23.8539 | 111 | -0.41 | 69 |
IV.FDMO.HHZ. | 2023-04-14T19:37:53.93 | 0.3 | undecidable | manual | S | 356 | 24.9528 | 110 | -0.24 | 71 |
IV.TERO.HHZ. | 2023-04-14T19:37:52.98 | 3.0 | undecidable | manual | P | -0.37 | 0 | |||
IV.CSP1.EHZ. | 2023-04-14T19:37:51.20 | 1.0 | negative | manual | P | 14 | 31.9458 | 50 | -0.32 | 23 |
IV.MF5.EHZ. | 2023-04-14T19:37:51.71 | 1.0 | undecidable | manual | P | 55 | 34.4433 | 50 | -0.19 | 24 |
IV.SMA1.EHZ. | 2023-04-14T19:37:50.51 | 1.0 | undecidable | manual | P | 138 | 27.2505 | 109 | -0.18 | 24 |
IV.LNSS.HHZ. | 2023-04-14T19:37:50.20 | 0.6 | positive | manual | P | 194 | 23.8539 | 111 | 0.15 | 49 |
IV.CESI.HHZ. | 2023-04-14T19:37:50.73 | 0.1 | positive | manual | P | 322 | 27.1506 | 109 | 0.05 | 99 |
IV.FDMO.HHZ. | 2023-04-14T19:37:50.29 | 1.0 | negative | manual | P | 356 | 24.9528 | 110 | 0.03 | 25 |
IV.GAVE.EHZ. | 2023-04-14T19:37:49.98 | 0.6 | negative | manual | P | 233 | 22.0668 | 113 | 0.26 | 48 |
IV.NRCA.HHZ. | 2023-04-14T19:37:48.16 | 0.6 | undecidable | manual | S | 8 | 2.3976 | 165 | -0.07 | 51 |
IV.NRCA.HHZ. | 2023-04-14T19:37:47.02 | 0.1 | undecidable | manual | P | 8 | 2.3976 | 165 | 0.19 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHN. | ML:0.0 | 0.0005839004 | 0.0512 | AML | other | m | 2023-04-14T19:37:48.24 |
IV.GAVE.EHN. | ML:0.9 | 0.00005212489 | 0.1792 | AML | other | m | 2023-04-14T19:37:54.78 |
IV.GAVE.EHE. | ML:0.9 | 0.000051292854999999995 | 0.1408 | AML | other | m | 2023-04-14T19:37:54.22 |
IV.NRCA.HNE. | ML:0.0 | 0.0012568935 | 0.1536 | AML | other | m | 2023-04-14T19:37:48.25 |
IV.NRCA.HNN. | ML:0.0 | 0.00049949 | 0.0512 | AML | other | m | 2023-04-14T19:37:48.24 |
IV.GAVE.HNE. | ML:1.4 | 0.000161710505 | 0.9216 | AML | other | m | 2023-04-14T19:37:49.77 |
IV.GAVE.HNN. | ML:1.3 | 0.00013748720500000001 | 1.0752 | AML | other | m | 2023-04-14T19:38:01.00 |
IV.LNSS.HHE. | ML:0.9 | 0.000044776225 | 0.1408 | AML | other | m | 2023-04-14T19:37:54.87 |
IV.LNSS.HHN. | ML:1.0 | 0.00006264391499999999 | 0.1792 | AML | other | m | 2023-04-14T19:37:54.30 |
IV.LNSS.HNE. | ML:1.3 | 0.00012136709000000001 | 0.8448 | AML | other | m | 2023-04-14T19:37:59.54 |
IV.LNSS.HNN. | ML:1.4 | 0.00014778781000000002 | 0.704 | AML | other | m | 2023-04-14T19:38:00.92 |
IV.FDMO.HHE. | ML:0.5 | 0.000021302615 | 0.32 | AML | other | m | 2023-04-14T19:37:54.71 |
IV.FDMO.HHN. | ML:0.9 | 0.00004452284 | 1.9072 | AML | other | m | 2023-04-14T19:37:49.56 |
IV.SMA1.EHE. | ML:0.7 | 0.000028092345 | 0.512 | AML | other | m | 2023-04-14T19:38:01.07 |
IV.SMA1.EHN. | ML:0.7 | 0.000031072955 | 1.5488 | AML | other | m | 2023-04-14T19:37:50.48 |
IV.CESI.HHE. | ML:0.7 | 0.000030570927 | 0.1408 | AML | other | m | 2023-04-14T19:37:55.22 |
IV.CESI.HHN. | ML:0.7 | 0.0000305491395 | 0.1536 | AML | other | m | 2023-04-14T19:37:56.83 |
IV.CESI.HNE. | ML:1.3 | 0.00009966675999999999 | 0.7168 | AML | other | m | 2023-04-14T19:37:54.04 |
IV.CESI.HNN. | ML:1.2 | 0.00009318372999999999 | 0.5248 | AML | other | m | 2023-04-14T19:37:51.99 |
IV.CSP1.EHE. | ML:1.1 | 0.00005929098 | 0.8832 | AML | other | m | 2023-04-14T19:37:55.83 |
IV.CSP1.EHN. | ML:1.2 | 0.00006520926563 | 0.576 | AML | other | m | 2023-04-14T19:38:01.52 |
IV.MF5.EHE. | ML:1.7 | 0.00019812374999999998 | 3.6352 | AML | other | m | 2023-04-14T19:37:51.49 |
IV.MF5.EHN. | ML:1.5 | 0.0001308257 | 1.8688 | AML | other | m | 2023-04-14T19:38:00.75 |
IV.TERO.HHE. | ML:1.0 | 0.000028322685 | 0.3712 | AML | other | m | 2023-04-14T19:38:11.76 |
IV.TERO.HHN. | ML:0.5 | 0.00001130737035 | 0.0768 | AML | other | m | 2023-04-14T19:37:59.44 |
IV.TERO.HNE. | ML:1.7 | 0.0001381293 | 0.8192 | AML | other | m | 2023-04-14T19:37:58.65 |
IV.TERO.HNN. | ML:1.8 | 0.00018054035 | 0.9088 | AML | other | m | 2023-04-14T19:38:12.18 |