A magnitude ML 1.8 earthquake occured in region: 8 km SE Norcia (PG), on
and geographic coordinates (lat, lon) 42.7490, 13.1750 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 | 8 | 4957 | 4957 |
Accumoli | RI | 8 | 667 | 5624 |
Arquata del Tronto | AP | 10 | 1178 | 6802 |
Cascia | PG | 14 | 3217 | 10019 |
Cittareale | RI | 15 | 482 | 10501 |
Amatrice | RI | 16 | 2657 | 13158 |
Castelsantangelo sul Nera | MC | 16 | 281 | 13439 |
Montegallo | AP | 17 | 523 | 13962 |
Preci | PG | 18 | 724 | 14686 |
Acquasanta Terme | AP | 19 | 2916 | 17602 |
Poggiodomo | PG | 20 | 117 | 17719 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.8 | 2016-10-28 07:40:55 |
42.749 | 13.1752 | 9 | 2016-10-28 08:01:18 |
Sala Sismica INGV-Roma | 30792121 |
Field | Value |
---|---|
Time (UTC) | 2016-10-28 07:40:55 ± 0.1 |
Latitude | 42.7490 ± 0.0036 |
Longitude | 13.1752 ± 0.0073 |
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 | 30792121 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 503 |
Semi-minor axis of confidence ellipse (meter) | 424 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 83 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 500.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 169 |
Number of associated phases, regardless of their use for origin computation | 12 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.09533 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31926 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 30792121 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-10-28 08:01:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.T1211.EHZ. | 2016-10-28T07:41:07.93 | 0.1 | undecidable | manual | S | 228 | 35.4423 | 50 | -0.09 | 96 |
IV.RM33.EHZ. | 2016-10-28T07:41:05.20 | 0.3 | undecidable | manual | S | 173 | 26.8509 | 107 | -0.08 | 73 |
IV.T1217.EHZ. | 2016-10-28T07:41:03.17 | 0.1 | undecidable | manual | S | 258 | 20.2686 | 113 | 0.02 | 100 |
IV.LNSS.HHZ. | 2016-10-28T07:41:03.17 | 0.3 | undecidable | manual | S | 214 | 19.5693 | 113 | 0.25 | 72 |
IV.T1211.EHZ. | 2016-10-28T07:41:02.81 | 0.3 | undecidable | manual | P | 228 | 35.4423 | 50 | 0.07 | 72 |
IV.MC2.EHZ. | 2016-10-28T07:41:02.68 | 0.3 | undecidable | manual | S | 4 | 18.0708 | 115 | 0.24 | 72 |
IV.RM33.EHZ. | 2016-10-28T07:41:00.91 | 0.3 | undecidable | manual | P | 173 | 26.8509 | 107 | -0.25 | 71 |
IV.MC2.EHZ. | 2016-10-28T07:40:59.73 | 0.1 | undecidable | manual | P | 4 | 18.0708 | 115 | 0.21 | 97 |
IV.LNSS.HHZ. | 2016-10-28T07:40:59.95 | 0.3 | undecidable | manual | P | 214 | 19.5693 | 113 | 0.15 | 73 |
IV.NRCA.HHZ. | 2016-10-28T07:40:59.98 | 0.1 | undecidable | manual | S | 332 | 10.5783 | 129 | -0.25 | 97 |
IV.T1217.EHZ. | 2016-10-28T07:40:59.97 | 0.1 | undecidable | manual | P | 258 | 20.2686 | 113 | 0.05 | 100 |
IV.NRCA.HHZ. | 2016-10-28T07:40:57.94 | 0.3 | positive | manual | P | 332 | 10.5783 | 129 | -0.3 | 72 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
XO.AM05.EHN. | ML:1.3 | 0.0000975 | 0.06 | AML | other | m | 2016-10-28T07:41:08.64 |
XO.AM05.EHE. | ML:2.1 | 0.000615 | 0.06 | AML | other | m | 2016-10-28T07:41:10.90 |
IV.FDMO.HHN. | ML:1.9 | 0.0003379344 | 0.1856 | AML | other | m | 2016-10-28T07:41:09.80 |
IV.FDMO.HHE. | ML:1.5 | 0.00014909165000000002 | 0.1152 | AML | other | m | 2016-10-28T07:41:09.75 |
IV.LNSS.HHN. | ML:1.5 | 0.00023850000000000002 | 0.42 | AML | other | m | 2016-10-28T07:41:03.81 |
IV.LNSS.HHE. | ML:1.5 | 0.000259 | 0.72 | AML | other | m | 2016-10-28T07:41:03.50 |
IV.NRCA.HNN. | ML:1.8 | 0.0008815485999999999 | 0.8512 | AML | other | m | 2016-10-28T07:41:00.08 |
IV.NRCA.HHN. | ML:1.8 | 0.00090387855 | 0.4992 | AML | other | m | 2016-10-28T07:41:00.08 |
IV.NRCA.HNE. | ML:2.1 | 0.00188 | 0.18 | AML | other | m | 2016-10-28T07:41:00.23 |
IV.NRCA.HHE. | ML:2.2 | 0.00198 | 0.18 | AML | other | m | 2016-10-28T07:41:00.14 |