A magnitude ML 1.0 earthquake occured in region: 4 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8130, 13.1370 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 | 4 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 9 | 281 | 5238 |
Preci | PG | 11 | 724 | 5962 |
Visso | MC | 14 | 1107 | 7069 |
Arquata del Tronto | AP | 14 | 1178 | 8247 |
Cascia | PG | 15 | 3217 | 11464 |
Ussita | MC | 15 | 444 | 11908 |
Accumoli | RI | 16 | 667 | 12575 |
Montegallo | AP | 16 | 523 | 13098 |
Cerreto di Spoleto | PG | 18 | 1075 | 14173 |
Montemonaco | AP | 18 | 604 | 14777 |
Sellano | PG | 19 | 1079 | 15856 |
Poggiodomo | PG | 20 | 117 | 15973 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2017-02-24 04:12:03 |
42.8133 | 13.137 | 9 | 2017-02-24 04:17:34 |
Sala Sismica INGV-Roma | 41571501 |
Field | Value |
---|---|
Time (UTC) | 2017-02-24 04:12:03 ± 0.07 |
Latitude | 42.8133 ± 0.0018 |
Longitude | 13.1370 ± 0.0037 |
Depth (km) | 9 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 41571501 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 250 |
Semi-minor axis of confidence ellipse (meter) | 121 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 99 |
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) | 83 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 21 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.28239 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 13 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 2 |
Type of magnitude | ML |
Reference to an origin | 41571501 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-02-24 04:17:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.EL6.EHZ. | 2017-02-24T04:12:21.01 | 3.0 | undecidable | manual | S | -0.6 | 0 | |||
IV.FDMO.HHZ. | 2017-02-24T04:12:12.66 | 0.3 | undecidable | manual | S | 351 | 25.0527 | 110 | 0.02 | 74 |
IV.T1299.EHZ. | 2017-02-24T04:12:12.07 | 0.6 | undecidable | manual | S | 149 | 23.1546 | 111 | 0.06 | 49 |
IV.LNSS.HHZ. | 2017-02-24T04:12:12.39 | 0.6 | undecidable | manual | S | 199 | 24.6531 | 110 | -0.11 | 48 |
IV.MMO1.EHZ. | 2017-02-24T04:12:10.32 | 0.6 | undecidable | manual | S | 58 | 18.1707 | 116 | -0.1 | 49 |
IV.T1217.EHZ. | 2017-02-24T04:12:10.88 | 0.6 | undecidable | manual | S | 236 | 20.1687 | 114 | -0.18 | 48 |
IV.CSP1.EHZ. | 2017-02-24T04:12:09.63 | 1.0 | negative | manual | P | 10 | 31.3464 | 50 | -0.3 | 23 |
IV.T1220.EHZ. | 2017-02-24T04:12:09.99 | 3.0 | undecidable | manual | P | 0.53 | 0 | |||
IV.T1217.EHZ. | 2017-02-24T04:12:08.06 | 0.6 | undecidable | manual | P | 236 | 20.1687 | 114 | 0.24 | 47 |
IV.LNSS.HHZ. | 2017-02-24T04:12:08.46 | 1.0 | negative | manual | P | 199 | 24.6531 | 110 | -0.19 | 24 |
IV.T1215.EHZ. | 2017-02-24T04:12:08.02 | 1.0 | positive | manual | P | 267 | 21.867 | 112 | -0.12 | 24 |
IV.FDMO.HHZ. | 2017-02-24T04:12:08.54 | 0.6 | positive | manual | P | 351 | 25.0527 | 110 | -0.19 | 47 |
IV.T1216.EHZ. | 2017-02-24T04:12:08.82 | 0.6 | undecidable | manual | S | 312 | 12.876 | 125 | -0.01 | 50 |
IV.T1212.EHZ. | 2017-02-24T04:12:08.09 | 0.3 | undecidable | manual | S | 228 | 10.1787 | 131 | -0.01 | 76 |
IV.SMA1.EHZ. | 2017-02-24T04:12:08.80 | 0.6 | positive | manual | P | 141 | 25.9518 | 109 | -0.1 | 48 |
IV.T1299.EHZ. | 2017-02-24T04:12:08.30 | 0.6 | positive | manual | P | 149 | 23.1546 | 111 | -0.07 | 49 |
IV.T1218.EHZ. | 2017-02-24T04:12:07.21 | 0.3 | undecidable | manual | P | 186 | 15.9729 | 119 | 0.14 | 73 |
IV.MMO1.EHZ. | 2017-02-24T04:12:07.41 | 0.6 | negative | manual | P | 58 | 18.1707 | 116 | -0.04 | 49 |
IV.T1212.EHZ. | 2017-02-24T04:12:06.26 | 0.3 | negative | manual | P | 228 | 10.1787 | 131 | 0.14 | 74 |
IV.MC2.EHZ. | 2017-02-24T04:12:06.61 | 0.3 | positive | manual | P | 21 | 11.6772 | 127 | 0.27 | 72 |
IV.NRCA.HHZ. | 2017-02-24T04:12:06.54 | 0.1 | undecidable | manual | S | 320 | 2.8971 | 162 | -0.12 | 100 |
IV.T1216.EHZ. | 2017-02-24T04:12:06.64 | 0.6 | positive | manual | P | 312 | 12.876 | 125 | 0.1 | 49 |
IV.NRCA.HHZ. | 2017-02-24T04:12:05.40 | 0.6 | undecidable | manual | P | 320 | 2.8971 | 162 | 0.12 | 50 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.2 | 0.00009375 | 0.42 | AML | other | m | 2017-02-24T04:12:12.75 |
IV.LNSS.HHN. | ML:1.3 | 0.00012084999999999998 | 0.38 | AML | other | m | 2017-02-24T04:12:12.87 |
IV.T1212.EHN. | ML:0.9 | 0.00010305 | 0.08 | AML | other | m | 2017-02-24T04:12:08.22 |
IV.T1212.EHE. | ML:0.7 | 0.0000635 | 1 | AML | other | m | 2017-02-24T04:12:08.24 |