A magnitude ML 1.0 earthquake occured in region: 2 km NW Morro Reatino (RI), on
and geographic coordinates (lat, lon) 42.54, 12.82 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 |
---|---|---|---|---|
Morro Reatino | RI | 2 | 373 | 373 |
Labro | RI | 2 | 374 | 747 |
Rivodutri | RI | 4 | 1253 | 2000 |
Polino | TR | 6 | 233 | 2233 |
Colli sul Velino | RI | 6 | 533 | 2766 |
Poggio Bustone | RI | 7 | 2055 | 4821 |
Arrone | TR | 7 | 2763 | 7584 |
Montefranco | TR | 8 | 1276 | 8860 |
Ferentillo | TR | 10 | 1913 | 10773 |
Cantalice | RI | 10 | 2755 | 13528 |
Greccio | RI | 10 | 1558 | 15086 |
Leonessa | RI | 12 | 2435 | 17521 |
Stroncone | TR | 14 | 4917 | 22438 |
Terni | TR | 15 | 111501 | 133939 |
Contigliano | RI | 15 | 3783 | 137722 |
Rieti | RI | 15 | 47698 | 185420 |
Monteleone di Spoleto | PG | 16 | 599 | 186019 |
Cottanello | RI | 18 | 563 | 186582 |
Configni | RI | 20 | 633 | 187215 |
Scheggino | PG | 20 | 461 | 187676 |
Cittaducale | RI | 20 | 6828 | 194504 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-01-04 01:31:00 |
42.54 | 12.82 | 9 | 2021-01-04 01:42:34 |
Sala Sismica INGV-Roma | 86003081 |
Field | Value |
---|---|
Time (UTC) | 2021-01-04 01:31:00 ± 0.12 |
Latitude | 42.54 ± 0.01 |
Longitude | 12.82 ± 0.01 |
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 | 86003081 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1046 |
Semi-minor axis of confidence ellipse (meter) | 443 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 344 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1050 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 77 |
Number of associated phases, regardless of their use for origin computation | 11 |
Number of defining phases | 11 |
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) | 0.05936 |
Epicentral distance of station farthest from the epicenter (degree) | 0.38041 |
Number of stations at which the event was observed | 7 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 86003081 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-04 01:42:34 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.SRES.HHE. | 2021-01-04T01:31:09.61 | 0.3 | undecidable | manual | P | 218 | 0.3804 | 50 | 0.46 | 66 |
IV.LNSS.HHZ. | 2021-01-04T01:31:08.30 | 0.3 | undecidable | manual | S | 68 | 0.1718 | 116 | -0.05 | 75 |
IV.FIAM.HHE. | 2021-01-04T01:31:08.26 | 0.6 | undecidable | manual | P | 141 | 0.3462 | 50 | -0.31 | 46 |
IV.CESX.HHZ. | 2021-01-04T01:31:08.69 | 0.3 | undecidable | manual | S | 292 | 0.188 | 114 | -0.23 | 72 |
IV.GAVE.EHZ. | 2021-01-04T01:31:08.27 | 0.1 | undecidable | manual | S | 19 | 0.1619 | 117 | 0.25 | 96 |
IV.NRCA.HHZ. | 2021-01-04T01:31:08.52 | 0.3 | negative | manual | P | 36 | 0.3642 | 50 | -0.35 | 68 |
IV.GAVE.EHZ. | 2021-01-04T01:31:05.14 | 0.1 | positive | manual | P | 19 | 0.1619 | 117 | 0.09 | 99 |
IV.LNSS.HHZ. | 2021-01-04T01:31:05.17 | 0.6 | negative | manual | P | 68 | 0.1718 | 116 | -0.07 | 50 |
IV.CESX.HHZ. | 2021-01-04T01:31:05.86 | 1.0 | undecidable | manual | P | 292 | 0.188 | 114 | 0.29 | 24 |
IV.ARRO.EHZ. | 2021-01-04T01:31:04.80 | 0.1 | undecidable | manual | S | 313 | 0.0594 | 145 | -0.14 | 100 |
IV.ARRO.EHZ. | 2021-01-04T01:31:03.34 | 0.3 | undecidable | manual | P | 313 | 0.0594 | 145 | 0.07 | 76 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.ARRO.EHN. | ML:1 | 0.000169 | 0.16 | AML | other | m | 2021-01-04T01:31:05.22 |
IV.ARRO.EHE. | ML:0.8 | 0.00010565 | 1.4 | AML | other | m | 2021-01-04T01:31:05.87 |
IV.GAVE.EHN. | ML:1.1 | 0.0001074 | 0.34 | AML | other | m | 2021-01-04T01:31:08.74 |
IV.GAVE.EHE. | ML:1.1 | 0.00010855 | 0.12 | AML | other | m | 2021-01-04T01:31:08.52 |
IV.LNSS.HHN. | ML:1.1 | 9.525E-5 | 0.44 | AML | other | m | 2021-01-04T01:31:09.00 |
IV.LNSS.HHE. | ML:1.1 | 9.75E-5 | 0.16 | AML | other | m | 2021-01-04T01:31:09.16 |