A magnitude ML 1.1 earthquake occured in region: 6 km W Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7020, 13.1720 at 11 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 |
---|---|---|---|---|
Accumoli | RI | 6 | 667 | 667 |
Cittareale | RI | 9 | 482 | 1149 |
Norcia | PG | 12 | 4957 | 6106 |
Amatrice | RI | 13 | 2657 | 8763 |
Cascia | PG | 13 | 3217 | 11980 |
Arquata del Tronto | AP | 13 | 1178 | 13158 |
Monteleone di Spoleto | PG | 19 | 599 | 13757 |
Poggiodomo | PG | 19 | 117 | 13874 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-01-18 11:13:07 |
42.7018 | 13.1717 | 11 | 2021-01-18 11:19:27 |
Sala Sismica INGV-Roma | 86351321 |
Field | Value |
---|---|
Time (UTC) | 2021-01-18 11:13:07 ± 0.07 |
Latitude | 42.7018 ± 0.0036 |
Longitude | 13.1717 ± 0.0049 |
Depth (km) | 11 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 86351321 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 413 |
Semi-minor axis of confidence ellipse (meter) | 361 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 165 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 118 |
Number of associated phases, regardless of their use for origin computation | 13 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.15 |
Epicentral distance of station closest to the epicenter (degree) | 0.13850 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32735 |
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 | 1.1 |
Uncertainty | 0.3 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 86351321 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-18 11:19:27 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2021-01-18T11:13:19.48 | 0.6 | undecidable | manual | S | 104 | 36.3414 | 50 | -0.32 | 46 |
IV.MC2.EHZ. | 2021-01-18T11:13:16.63 | 3.0 | undecidable | manual | S | 3 | 23.2545 | 50 | 0.31 | 0 |
IV.MMO1.EHZ. | 2021-01-18T11:13:16.94 | 0.6 | undecidable | manual | S | 30 | 25.2525 | 50 | 0.09 | 49 |
IV.MTRA.EHZ. | 2021-01-18T11:13:15.12 | 0.3 | undecidable | manual | S | 72 | 19.2696 | 119 | -0.09 | 74 |
IV.TERO.HHZ. | 2021-01-18T11:13:14.60 | 1.0 | undecidable | manual | P | 104 | 36.3414 | 50 | -0.02 | 24 |
IV.LNSS.HHZ. | 2021-01-18T11:13:13.90 | 0.3 | undecidable | manual | S | 224 | 15.3735 | 125 | -0.14 | 74 |
IV.NRCA.HNZ. | 2021-01-18T11:13:13.83 | 0.6 | undecidable | manual | S | 342 | 15.3735 | 125 | -0.21 | 49 |
IV.MTRA.EHZ. | 2021-01-18T11:13:12.02 | 0.3 | undecidable | manual | P | 72 | 19.2696 | 119 | 0.04 | 75 |
IV.MC2.EHZ. | 2021-01-18T11:13:12.86 | 1.0 | undecidable | manual | P | 3 | 23.2545 | 50 | 0.25 | 24 |
IV.MMO1.EHZ. | 2021-01-18T11:13:12.92 | 0.6 | undecidable | manual | P | 30 | 25.2525 | 50 | 0 | 50 |
IV.LNSS.HHZ. | 2021-01-18T11:13:11.37 | 0.1 | positive | manual | P | 224 | 15.3735 | 125 | 0.07 | 100 |
IV.NRCA.HNZ. | 2021-01-18T11:13:11.36 | 0.3 | undecidable | manual | P | 342 | 15.3735 | 125 | 0.06 | 75 |
IV.SMA1.EHZ. | 2021-01-18T11:13:11.73 | 0.6 | undecidable | manual | P | 121 | 15.4734 | 125 | 0.4 | 47 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.2 | 0.0001375 | 0.3 | AML | other | m | 2021-01-18T11:13:14.16 |
IV.LNSS.HHN. | ML:1.2 | 0.00013350000000000002 | 0.14 | AML | other | m | 2021-01-18T11:13:14.22 |
IV.LNSS.HNE. | ML:1.2 | 0.000130999555 | 0.32 | AML | other | m | 2021-01-18T11:13:14.17 |
IV.LNSS.HNN. | ML:1.4 | 0.00020596145 | 0.672 | AML | other | m | 2021-01-18T11:13:13.96 |
IV.MTRA.EHE. | ML:0.7 | 0.000039617764999999996 | 0.3968 | AML | other | m | 2021-01-18T11:13:14.91 |
IV.MTRA.EHN. | ML:0.6 | 0.000029109355 | 0.8384 | AML | other | m | 2021-01-18T11:13:22.45 |
IV.MTRA.HNE. | ML:1.2 | 0.00013112195000000002 | 0.7104 | AML | other | m | 2021-01-18T11:13:11.45 |
IV.MTRA.HNN. | ML:1.1 | 0.000091651555 | 0.5888 | AML | other | m | 2021-01-18T11:13:14.41 |
IV.TERO.HHE. | ML:0.4 | 0.00001129124515 | 0.1216 | AML | other | m | 2021-01-18T11:13:20.36 |
IV.TERO.HHN. | ML:1.1 | 0.000048473889999999996 | 2.4192 | AML | other | m | 2021-01-18T11:13:23.47 |
IV.TERO.HNN. | ML:1.6 | 0.00014966494999999998 | 0.8 | AML | other | m | 2021-01-18T11:13:20.98 |