A magnitude ML 1.6 earthquake occured in region: 8 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7440, 13.1640 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 | 8 | 4957 | 4957 |
Accumoli | RI | 9 | 667 | 5624 |
Arquata del Tronto | AP | 11 | 1178 | 6802 |
Cascia | PG | 13 | 3217 | 10019 |
Cittareale | RI | 14 | 482 | 10501 |
Amatrice | RI | 16 | 2657 | 13158 |
Castelsantangelo sul Nera | MC | 17 | 281 | 13439 |
Montegallo | AP | 18 | 523 | 13962 |
Preci | PG | 18 | 724 | 14686 |
Poggiodomo | PG | 19 | 117 | 14803 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.6 | 2017-01-03 16:24:04 |
42.7442 | 13.1643 | 11 | 2017-01-03 16:39:05 |
Sala Sismica INGV-Roma | 38412761 |
Field | Value |
---|---|
Time (UTC) | 2017-01-03 16:24:04 ± 0.39 |
Latitude | 42.7442 ± 0.0189 |
Longitude | 13.1643 ± 0.0269 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 38412761 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2951 |
Semi-minor axis of confidence ellipse (meter) | 328 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 313 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2950.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 266 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 10 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.31 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.22483 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.2 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 38412761 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-01-03 16:39:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1220.EHZ. | 2017-01-03T16:24:13.99 | 3.0 | positive | manual | P | 0.55 | 0 | |||
IV.MC2.EHZ. | 2017-01-03T16:24:12.29 | 0.3 | undecidable | manual | S | 6 | 18.6702 | 50 | 0.59 | 66 |
IV.T1245.HHZ. | 2017-01-03T16:24:10.08 | 0.3 | undecidable | manual | S | 9 | 12.5763 | 131 | 0 | 75 |
IV.T1215.EHZ. | 2017-01-03T16:24:09.60 | 1.0 | positive | manual | P | 285 | 24.9528 | 50 | 0.08 | 24 |
IV.T1212.EHZ. | 2017-01-03T16:24:09.38 | 0.1 | undecidable | manual | S | 275 | 9.7791 | 138 | 0.01 | 100 |
IV.NRCA.HHZ. | 2017-01-03T16:24:09.36 | 0.1 | undecidable | manual | S | 338 | 10.6782 | 136 | -0.24 | 96 |
IV.T1299.EHZ. | 2017-01-03T16:24:08.07 | 3.0 | positive | manual | P | -0.62 | 0 | |||
IV.T1216.EHZ. | 2017-01-03T16:24:08.82 | 1.0 | positive | manual | P | 324 | 20.0688 | 50 | 0.05 | 25 |
IV.MC2.EHZ. | 2017-01-03T16:24:08.01 | 0.1 | undecidable | manual | P | 6 | 18.6702 | 50 | -0.54 | 86 |
IV.T1212.EHZ. | 2017-01-03T16:24:07.34 | 0.1 | undecidable | manual | P | 275 | 9.7791 | 138 | 0.13 | 98 |
IV.NRCA.HHZ. | 2017-01-03T16:24:07.39 | 0.1 | positive | manual | P | 338 | 10.6782 | 136 | 0.05 | 99 |
IV.T1245.HHZ. | 2017-01-03T16:24:07.78 | 0.1 | undecidable | manual | P | 9 | 12.5763 | 131 | 0.17 | 96 |
IV.T1214.EHZ. | 2017-01-03T16:24:06.52 | 3.0 | undecidable | manual | P | 0.72 | 0 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHN. | ML:1.8 | 0.0005250000000000001 | 0.14 | AML | other | m | 2017-01-03T16:24:16.29 |
IV.LNSS.HHE. | ML:1.8 | 0.0005225 | 0.34 | AML | other | m | 2017-01-03T16:24:16.24 |
IV.NRCA.HHE. | ML:1.3 | 0.00022649999999999998 | 0.08 | AML | other | m | 2017-01-03T16:24:09.38 |
IV.NRCA.HHN. | ML:1.4 | 0.000282 | 1.02 | AML | other | m | 2017-01-03T16:24:09.38 |
IV.SMA1.EHE. | ML:2.1 | 0.001085 | 0.52 | AML | other | m | 2017-01-03T16:24:13.57 |
IV.SMA1.EHN. | ML:1.8 | 0.00048049999999999997 | 1.5 | AML | other | m | 2017-01-03T16:24:14.87 |
IV.T1299.HNN. | ML:1.5 | 0.0002985 | 0.86 | AML | other | m | 2017-01-03T16:24:13.75 |
IV.T1299.EHN. | ML:1.5 | 0.00027100000000000003 | 0.56 | AML | other | m | 2017-01-03T16:24:13.75 |
IV.T1299.HNE. | ML:1.7 | 0.0004235 | 0.2 | AML | other | m | 2017-01-03T16:24:13.27 |
IV.T1299.EHE. | ML:1.6 | 0.00038 | 0.2 | AML | other | m | 2017-01-03T16:24:13.27 |