A magnitude ML 1.0 earthquake occured in region: 5 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.8030, 13.1580 at 8 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 | 5 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 10 | 281 | 5238 |
Arquata del Tronto | AP | 12 | 1178 | 6416 |
Preci | PG | 13 | 724 | 7140 |
Accumoli | RI | 14 | 667 | 7807 |
Cascia | PG | 15 | 3217 | 11024 |
Montegallo | AP | 15 | 523 | 11547 |
Visso | MC | 15 | 1107 | 12654 |
Ussita | MC | 16 | 444 | 13098 |
Montemonaco | AP | 18 | 604 | 13702 |
Cerreto di Spoleto | PG | 20 | 1075 | 14777 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2017-03-27 17:36:26 |
42.8033 | 13.1577 | 8 | 2017-03-27 17:43:22 |
Sala Sismica INGV-Roma | 43024271 |
Field | Value |
---|---|
Time (UTC) | 2017-03-27 17:36:26 ± 0.11 |
Latitude | 42.8033 ± 0.0018 |
Longitude | 13.1577 ± 0.0037 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 43024271 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 339 |
Semi-minor axis of confidence ellipse (meter) | 50 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 85 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 340.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 21 |
Number of defining phases | 21 |
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) | 0.04407 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23832 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 11 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.1 |
Num. used stations | 1 |
Type of magnitude | ML |
Reference to an origin | 43024271 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2017-03-27 17:43:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FDMO.HHZ. | 2017-03-27T17:36:35.30 | 0.3 | undecidable | manual | S | 348 | 26.4513 | 106 | -0.38 | 71 |
IV.T1241.EHZ. | 2017-03-27T17:36:34.41 | 0.6 | undecidable | manual | S | 75 | 23.0547 | 108 | -0.12 | 51 |
IV.T1299.EHZ. | 2017-03-27T17:36:34.20 | 0.6 | undecidable | manual | S | 152 | 21.3675 | 110 | 0.23 | 50 |
IV.MMO1.EHZ. | 2017-03-27T17:36:32.57 | 0.6 | undecidable | manual | S | 52 | 17.3715 | 114 | -0.14 | 51 |
IV.MC2.EHZ. | 2017-03-27T17:36:31.41 | 0.3 | undecidable | manual | S | 12 | 12.2766 | 122 | 0.28 | 75 |
IV.T1218.EHZ. | 2017-03-27T17:36:31.95 | 0.3 | undecidable | manual | S | 193 | 15.1737 | 117 | -0.06 | 78 |
IV.T1216.EHZ. | 2017-03-27T17:36:31.93 | 0.6 | undecidable | manual | S | 311 | 14.874 | 117 | 0.01 | 52 |
IV.FDMO.HHZ. | 2017-03-27T17:36:31.57 | 1.0 | undecidable | manual | P | 348 | 26.4513 | 106 | -0.06 | 25 |
IV.T1299.EHZ. | 2017-03-27T17:36:30.66 | 1.0 | positive | manual | P | 152 | 21.3675 | 110 | 0.01 | 26 |
IV.T1241.EHZ. | 2017-03-27T17:36:30.74 | 0.6 | positive | manual | P | 75 | 23.0547 | 108 | -0.23 | 49 |
IV.T1217.EHZ. | 2017-03-27T17:36:30.53 | 1.0 | undecidable | manual | P | 241 | 21.0678 | 110 | -0.06 | 26 |
IV.T1216.EHZ. | 2017-03-27T17:36:29.63 | 1.0 | positive | manual | P | 311 | 14.874 | 117 | 0.17 | 25 |
IV.T1245.HHZ. | 2017-03-27T17:36:29.63 | 0.6 | undecidable | manual | S | 23 | 6.3936 | 140 | 0.05 | 53 |
IV.MMO1.EHZ. | 2017-03-27T17:36:29.85 | 0.6 | undecidable | manual | P | 52 | 17.3715 | 114 | -0.07 | 52 |
IV.NRCA.HHZ. | 2017-03-27T17:36:29.10 | 0.6 | undecidable | manual | S | 314 | 4.8951 | 148 | -0.16 | 52 |
IV.MC2.EHZ. | 2017-03-27T17:36:29.27 | 0.1 | undecidable | manual | P | 12 | 12.2766 | 122 | 0.26 | 100 |
IV.T1218.EHZ. | 2017-03-27T17:36:29.52 | 0.6 | undecidable | manual | P | 193 | 15.1737 | 117 | 0 | 52 |
IV.T1214.EHZ. | 2017-03-27T17:36:29.35 | 0.6 | undecidable | manual | S | 139 | 6.3936 | 140 | -0.22 | 51 |
IV.NRCA.HHZ. | 2017-03-27T17:36:28.00 | 1.0 | undecidable | manual | P | 314 | 4.8951 | 148 | 0.07 | 26 |
IV.T1214.EHZ. | 2017-03-27T17:36:28.17 | 0.6 | undecidable | manual | P | 139 | 6.3936 | 140 | 0.06 | 53 |
IV.T1245.HHZ. | 2017-03-27T17:36:28.27 | 0.3 | negative | manual | P | 23 | 6.3936 | 140 | 0.16 | 77 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.T1245.HHE. | ML:1.0 | 0.00017285 | 0.1 | AML | other | m | 2017-03-27T17:36:30.15 |
IV.T1245.HHN. | ML:1.1 | 0.000228 | 0.96 | AML | other | m | 2017-03-27T17:36:30.18 |