A magnitude ML 1.4 earthquake occured in region: 3 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7980, 13.1320 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 | 3 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 11 | 281 | 5238 |
Preci | PG | 12 | 724 | 5962 |
Cascia | PG | 13 | 3217 | 9179 |
Arquata del Tronto | AP | 14 | 1178 | 10357 |
Accumoli | RI | 15 | 667 | 11024 |
Visso | MC | 15 | 1107 | 12131 |
Ussita | MC | 16 | 444 | 12575 |
Montegallo | AP | 17 | 523 | 13098 |
Cerreto di Spoleto | PG | 18 | 1075 | 14173 |
Poggiodomo | PG | 19 | 117 | 14290 |
Sellano | PG | 20 | 1079 | 15369 |
Montemonaco | AP | 20 | 604 | 15973 |
Cittareale | RI | 20 | 482 | 16455 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.4 | 2021-01-21 15:59:22 |
42.7978 | 13.1318 | 10 | 2021-01-21 16:05:55 |
Sala Sismica INGV-Roma | 86436431 |
Field | Value |
---|---|
Time (UTC) | 2021-01-21 15:59:22 ± 0.05 |
Latitude | 42.7978 ± 0.0027 |
Longitude | 13.1318 ± 0.0037 |
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 | 86436431 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 240 |
Semi-minor axis of confidence ellipse (meter) | 170 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 295 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 250.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 53 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 22 |
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) | 0.03777 |
Epicentral distance of station farthest from the epicenter (degree) | 0.41189 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 15 |
Field | Value |
---|---|
Value | 1.4 |
Uncertainty | 0.3 |
Num. used stations | 22 |
Type of magnitude | ML |
Reference to an origin | 86436431 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-21 16:05:55 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MTRA.EHZ. | 2021-01-21T15:59:30.13 | 0.6 | undecidable | manual | S | 102 | 22.0668 | 114 | -0.25 | 47 |
IV.MOMA.HNZ. | 2021-01-21T15:59:30.90 | 1.0 | undecidable | manual | P | 271 | 45.7209 | 50 | 0.27 | 23 |
IV.LNSS.HHZ. | 2021-01-21T15:59:30.60 | 0.6 | undecidable | manual | S | 199 | 22.8549 | 113 | -0.05 | 49 |
IV.GAVE.EHZ. | 2021-01-21T15:59:30.59 | 0.6 | undecidable | manual | S | 239 | 22.6551 | 114 | 0.02 | 49 |
IV.TERO.HHZ. | 2021-01-21T15:59:30.24 | 0.6 | undecidable | manual | P | 117 | 43.1235 | 50 | 0.02 | 48 |
IV.T1299.HNZ. | 2021-01-21T15:59:30.57 | 0.3 | undecidable | manual | S | 146 | 21.867 | 114 | 0.23 | 71 |
IV.MMO1.EHZ. | 2021-01-21T15:59:29.45 | 0.3 | undecidable | manual | S | 55 | 19.4694 | 117 | -0.12 | 73 |
IV.MF5.EHZ. | 2021-01-21T15:59:29.09 | 0.6 | negative | manual | P | 52 | 33.9438 | 50 | 0.28 | 46 |
IV.CSP1.EHZ. | 2021-01-21T15:59:28.57 | 0.6 | positive | manual | P | 10 | 33.1446 | 50 | -0.12 | 48 |
IV.MC2.EHZ. | 2021-01-21T15:59:28.10 | 0.3 | undecidable | manual | S | 20 | 13.3755 | 126 | 0.32 | 71 |
IV.CESI.HHZ. | 2021-01-21T15:59:28.14 | 0.3 | positive | manual | P | 321 | 29.4483 | 50 | 0.02 | 73 |
IV.FDMO.HHZ. | 2021-01-21T15:59:27.49 | 0.3 | positive | manual | P | 352 | 26.751 | 50 | -0.21 | 71 |
IT.MTCL.HGZ. | 2021-01-21T15:59:27.07 | 1.0 | undecidable | manual | P | 334 | 24.2535 | 112 | -0.18 | 24 |
IV.SMA1.EHZ. | 2021-01-21T15:59:27.32 | 1.0 | undecidable | manual | P | 138 | 24.8529 | 112 | -0.05 | 24 |
IV.GAVE.EHZ. | 2021-01-21T15:59:26.91 | 0.3 | positive | manual | P | 239 | 22.6551 | 114 | -0.04 | 74 |
IV.T1299.HNZ. | 2021-01-21T15:59:26.98 | 0.6 | undecidable | manual | P | 146 | 21.867 | 114 | 0.16 | 48 |
IV.MTRA.EHZ. | 2021-01-21T15:59:26.72 | 0.1 | undecidable | manual | P | 102 | 22.0668 | 114 | -0.12 | 97 |
IV.MMO1.EHZ. | 2021-01-21T15:59:26.31 | 0.1 | negative | manual | P | 55 | 19.4694 | 117 | -0.06 | 99 |
IV.LNSS.HHZ. | 2021-01-21T15:59:26.89 | 0.3 | undecidable | manual | P | 199 | 22.8549 | 113 | -0.11 | 73 |
IV.MC2.EHZ. | 2021-01-21T15:59:25.59 | 0.6 | positive | manual | P | 20 | 13.3755 | 126 | 0.25 | 48 |
IV.NRCA.HNZ. | 2021-01-21T15:59:25.51 | 0.3 | undecidable | manual | S | 340 | 4.1958 | 157 | -0.21 | 74 |
IV.NRCA.HNZ. | 2021-01-21T15:59:24.27 | 0.1 | negative | manual | P | 340 | 4.1958 | 157 | 0.12 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.8 | 0.0012050000000000001 | 0.14 | AML | other | m | 2021-01-21T15:59:25.55 |
IV.NRCA.HHE. | ML:1.8 | 0.0011433875 | 0.1408 | AML | other | m | 2021-01-21T15:59:25.55 |
IV.NRCA.HNN. | ML:1.8 | 0.0010706014500000002 | 0.064 | AML | other | m | 2021-01-21T15:59:25.55 |
IV.NRCA.HHN. | ML:1.8 | 0.0012132905499999999 | 0.0768 | AML | other | m | 2021-01-21T15:59:25.55 |
IV.GAVE.EHE. | ML:1.3 | 0.00014150000000000002 | 0.98 | AML | other | m | 2021-01-21T15:59:30.21 |
IV.LNSS.HHN. | ML:1.5 | 0.00020800000000000001 | 0.2 | AML | other | m | 2021-01-21T15:59:30.87 |
IV.LNSS.HHE. | ML:1.5 | 0.0002268003 | 0.128 | AML | other | m | 2021-01-21T15:59:30.83 |
IV.GAVE.EHN. | ML:1.4 | 0.00017549999999999998 | 0.18 | AML | other | m | 2021-01-21T15:59:31.18 |
IV.FDMO.HHN. | ML:0.9 | 0.00004149585 | 0.1152 | AML | other | m | 2021-01-21T15:59:31.91 |
IV.FDMO.HHE. | ML:1.1 | 0.0000633 | 0.12 | AML | other | m | 2021-01-21T15:59:31.88 |
IV.LNSS.HNE. | ML:1.5 | 0.00021043285999999999 | 0.128 | AML | other | m | 2021-01-21T15:59:30.84 |
IV.LNSS.HNN. | ML:1.5 | 0.00018870245000000003 | 0.1664 | AML | other | m | 2021-01-21T15:59:30.96 |
IV.GAVE.HNE. | ML:1.4 | 0.00014894364 | 0.1792 | AML | other | m | 2021-01-21T15:59:32.20 |
IV.GAVE.HNN. | ML:1.5 | 0.00019484835 | 0.7936 | AML | other | m | 2021-01-21T15:59:32.10 |
IV.CESI.HHE. | ML:0.8 | 0.00003229303 | 0.2048 | AML | other | m | 2021-01-21T15:59:32.68 |
IV.CESI.HHN. | ML:0.8 | 0.000037184165 | 0.32 | AML | other | m | 2021-01-21T15:59:34.20 |
IV.CSP1.EHE. | ML:1.3 | 0.000088402875 | 0.1792 | AML | other | m | 2021-01-21T15:59:33.94 |
IV.CSP1.EHN. | ML:1.4 | 0.00010185334000000001 | 0.3072 | AML | other | m | 2021-01-21T15:59:33.77 |
IV.MF5.EHN. | ML:1.2 | 0.00006972803 | 1.5616 | AML | other | m | 2021-01-21T15:59:32.45 |
IV.TERO.HHE. | ML:0.9 | 0.00002652563 | 0.1152 | AML | other | m | 2021-01-21T15:59:36.93 |
IV.TERO.HHN. | ML:0.9 | 0.000023714679 | 0.0896 | AML | other | m | 2021-01-21T15:59:36.45 |
IV.TERO.HNN. | ML:1.6 | 0.00014189889999999998 | 0.768 | AML | other | m | 2021-01-21T15:59:37.51 |