A magnitude ML 0.9 earthquake occured in region: 4 km E Norcia (PG), on
and geographic coordinates (lat, lon) 42.7900, 13.1480 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 | 5 | 4957 | 4957 |
Castelsantangelo sul Nera | MC | 12 | 281 | 5238 |
Arquata del Tronto | AP | 12 | 1178 | 6416 |
Accumoli | RI | 13 | 667 | 7083 |
Preci | PG | 13 | 724 | 7807 |
Cascia | PG | 14 | 3217 | 11024 |
Montegallo | AP | 16 | 523 | 11547 |
Visso | MC | 17 | 1107 | 12654 |
Ussita | MC | 17 | 444 | 13098 |
Cerreto di Spoleto | PG | 19 | 1075 | 14173 |
Cittareale | RI | 19 | 482 | 14655 |
Montemonaco | AP | 19 | 604 | 15259 |
Poggiodomo | PG | 19 | 117 | 15376 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-06-21 06:05:11 |
42.7902 | 13.1482 | 9 | 2020-06-21 06:09:27 |
Sala Sismica INGV-Roma | 80366781 |
Field | Value |
---|---|
Time (UTC) | 2020-06-21 06:05:11 ± 0.14 |
Latitude | 42.7902 ± 0.0054 |
Longitude | 13.1482 ± 0.0086 |
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 | 80366781 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 683 |
Semi-minor axis of confidence ellipse (meter) | 445 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 311 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 680.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
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) | 0.24 |
Epicentral distance of station closest to the epicenter (degree) | 0.05036 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37412 |
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 | 0.9 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 80366781 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-06-21 06:09:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2020-06-21T06:05:25.44 | 0.1 | undecidable | manual | S | 116 | 41.5251 | 50 | -0.34 | 88 |
IV.LNSS.HHZ. | 2020-06-21T06:05:20.53 | 0.1 | undecidable | manual | S | 203 | 22.5552 | 113 | 0.19 | 94 |
IV.TERO.HHZ. | 2020-06-21T06:05:20.51 | 0.6 | undecidable | manual | P | 116 | 41.5251 | 50 | 0.61 | 41 |
IV.MMO1.EHZ. | 2020-06-21T06:05:19.34 | 0.1 | undecidable | manual | S | 50 | 18.9699 | 116 | 0.15 | 95 |
IV.MTRA.EHZ. | 2020-06-21T06:05:19.64 | 0.1 | undecidable | manual | S | 100 | 20.5683 | 115 | -0.06 | 96 |
IV.MC2.EHZ. | 2020-06-21T06:05:17.83 | 0.1 | undecidable | manual | S | 14 | 13.875 | 124 | 0.16 | 96 |
IV.MMO1.EHZ. | 2020-06-21T06:05:16.12 | 1.0 | negative | manual | P | 50 | 18.9699 | 116 | 0.03 | 24 |
IV.MTRA.EHZ. | 2020-06-21T06:05:16.41 | 1.0 | undecidable | manual | P | 100 | 20.5683 | 115 | 0.02 | 24 |
IV.LNSS.HHZ. | 2020-06-21T06:05:16.70 | 0.3 | negative | manual | P | 203 | 22.5552 | 113 | -0.06 | 72 |
IV.NRCA.HHZ. | 2020-06-21T06:05:15.29 | 0.1 | undecidable | manual | S | 330 | 5.5944 | 149 | -0.35 | 93 |
IV.MC2.EHZ. | 2020-06-21T06:05:15.29 | 1.0 | positive | manual | P | 14 | 13.875 | 124 | 0.08 | 24 |
IV.NRCA.HHZ. | 2020-06-21T06:05:14.03 | 0.1 | negative | manual | P | 330 | 5.5944 | 149 | -0.02 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:0.7 | 0.0000344 | 0.7 | AML | other | m | 2020-06-21T06:05:19.99 |
IV.MTRA.EHE. | ML:0.7 | 0.00003695 | 1.78 | AML | other | m | 2020-06-21T06:05:20.00 |
IV.LNSS.HHE. | ML:1.1 | 0.00009045 | 0.42 | AML | other | m | 2020-06-21T06:05:20.56 |
IV.LNSS.HHN. | ML:1.2 | 0.00010685 | 0.7 | AML | other | m | 2020-06-21T06:05:20.94 |