A magnitude ML 1.5 earthquake occured in region: 4 km NE Norcia (PG), on
and geographic coordinates (lat, lon) 42.8130, 13.1400 at 12 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 |
Arquata del Tronto | AP | 14 | 1178 | 7140 |
Visso | MC | 14 | 1107 | 8247 |
Cascia | PG | 15 | 3217 | 11464 |
Ussita | MC | 15 | 444 | 11908 |
Accumoli | RI | 16 | 667 | 12575 |
Montegallo | AP | 16 | 523 | 13098 |
Montemonaco | AP | 18 | 604 | 13702 |
Cerreto di Spoleto | PG | 18 | 1075 | 14777 |
Sellano | PG | 19 | 1079 | 15856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.5 | 2016-12-22 08:52:38 |
42.8132 | 13.14 | 12 | 2016-12-22 08:57:39 |
Sala Sismica INGV-Roma | 37391941 |
Field | Value |
---|---|
Time (UTC) | 2016-12-22 08:52:38 ± 0.04 |
Latitude | 42.8132 ± 0.0027 |
Longitude | 13.1400 ± 0.0037 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 37391941 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 320 |
Semi-minor axis of confidence ellipse (meter) | 101 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 119 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 320.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 112 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 14 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.12 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39031 |
Number of stations at which the event was observed | 11 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.5 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 37391941 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2016-12-22 08:57:39 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2016-12-22T08:52:54.69 | 3.0 | positive | manual | P | 0.74 | 0 | |||
IV.LNSS.HHZ. | 2016-12-22T08:52:47.84 | 0.3 | undecidable | manual | S | 199 | 24.6531 | 94 | 0.06 | 73 |
IV.T1241.EHZ. | 2016-12-22T08:52:47.63 | 0.1 | undecidable | manual | S | 78 | 24.1536 | 94 | 0 | 99 |
IV.TERO.HHZ. | 2016-12-22T08:52:46.66 | 0.3 | undecidable | manual | P | 119 | 43.3233 | 91 | -0.16 | 70 |
IV.T1218.EHZ. | 2016-12-22T08:52:45.41 | 0.1 | undecidable | manual | S | 187 | 15.9729 | 102 | -0.06 | 98 |
IV.FDMO.HHZ. | 2016-12-22T08:52:44.95 | 3.0 | positive | manual | P | -0.14 | 0 | |||
IV.LNSS.HHZ. | 2016-12-22T08:52:44.09 | 0.3 | undecidable | manual | P | 199 | 24.6531 | 94 | 0.14 | 72 |
IV.T1216.EHZ. | 2016-12-22T08:52:44.57 | 0.1 | undecidable | manual | S | 311 | 13.0758 | 112 | -0.15 | 96 |
IV.T1243.HHZ. | 2016-12-22T08:52:44.44 | 0.1 | undecidable | manual | P | 117 | 28.2495 | 93 | -0.06 | 97 |
IV.T1241.EHZ. | 2016-12-22T08:52:43.86 | 0.3 | undecidable | manual | P | 78 | 24.1536 | 94 | -0.01 | 74 |
IV.T1245.HHZ. | 2016-12-22T08:52:43.17 | 0.1 | undecidable | manual | S | 39 | 6.1938 | 144 | -0.11 | 97 |
IV.T1216.EHZ. | 2016-12-22T08:52:42.26 | 0.1 | undecidable | manual | P | 311 | 13.0758 | 112 | 0.07 | 100 |
IV.MC2.EHN. | 2016-12-22T08:52:42.19 | 0.3 | undecidable | manual | P | 20 | 11.5773 | 118 | 0.21 | 73 |
IV.T1218.EHZ. | 2016-12-22T08:52:42.68 | 0.3 | undecidable | manual | P | 187 | 15.9729 | 102 | 0.06 | 74 |
IV.MMO1.EHZ. | 2016-12-22T08:52:42.95 | 0.3 | undecidable | manual | P | 58 | 17.9709 | 98 | 0.04 | 74 |
IV.T1245.HHZ. | 2016-12-22T08:52:41.50 | 0.1 | positive | manual | P | 39 | 6.1938 | 144 | 0.15 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHN. | ML:1.5 | 0.0001995 | 0.42 | AML | other | m | 2016-12-22T08:52:48.28 |
IV.LNSS.HHE. | ML:1.4 | 0.0001525 | 1.18 | AML | other | m | 2016-12-22T08:52:48.33 |
IV.T1216.EHE. | ML:1.0 | 0.0001088 | 0.48 | AML | other | m | 2016-12-22T08:52:44.85 |
IV.T1216.EHN. | ML:1.2 | 0.00014910000000000002 | 0.5 | AML | other | m | 2016-12-22T08:52:45.59 |
IV.T1218.EHN. | ML:1.2 | 0.0001485 | 0.2 | AML | other | m | 2016-12-22T08:52:45.48 |
IV.T1218.EHE. | ML:1.0 | 0.0000952 | 0.54 | AML | other | m | 2016-12-22T08:52:45.86 |
IV.T1245.HHN. | ML:1.7 | 0.0007 | 0.24 | AML | other | m | 2016-12-22T08:52:44.61 |
IV.T1245.HNE. | ML:1.7 | 0.0007775000000000001 | 0.72 | AML | other | m | 2016-12-22T08:52:43.66 |
IV.T1245.HNN. | ML:1.7 | 0.0007880000000000001 | 1.1 | AML | other | m | 2016-12-22T08:52:45.72 |
IV.T1245.HHE. | ML:1.7 | 0.000737 | 0.72 | AML | other | m | 2016-12-22T08:52:43.66 |