A magnitude ML 1.2 earthquake occured in region: 4 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6780, 13.2120 at 10 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 4 | 667 | 667 |
Cittareale | RI | 8 | 482 | 1149 |
Amatrice | RI | 8 | 2657 | 3806 |
Arquata del Tronto | AP | 13 | 1178 | 4984 |
Norcia | PG | 16 | 4957 | 9941 |
Cascia | PG | 17 | 3217 | 13158 |
Montereale | AQ | 17 | 2581 | 15739 |
Campotosto | AQ | 19 | 542 | 16281 |
Capitignano | AQ | 19 | 665 | 16946 |
Acquasanta Terme | AP | 19 | 2916 | 19862 |
Borbona | RI | 19 | 617 | 20479 |
Posta | RI | 20 | 694 | 21173 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.2 | 2020-02-01 16:00:20 |
42.6783 | 13.2118 | 10 | 2020-07-18 21:08:33 |
Bollettino Sismico Italiano INGV | 78417691 |
Reviewed Rev100 |
ML 1.1 | 2020-02-01 16:00:20 |
42.6787 | 13.1997 | 9 | 2020-02-01 16:23:04 |
Sala Sismica INGV-Roma | 76103301 |
Field | Value |
---|---|
Time (UTC) | 2020-02-01 16:00:20 ± 0.06 |
Latitude | 42.6783 ± 0.0036 |
Longitude | 13.2118 ± 0.0049 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 78417691 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 389 |
Semi-minor axis of confidence ellipse (meter) | 374 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 150 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 390.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 105 |
Number of associated phases, regardless of their use for origin computation | 19 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.23652 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 76103301 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-02-01 16:23:04 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 78417691 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-04-20 16:36:28 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MMUR.HNZ. | 2020-02-01T16:00:35.00 | 3.0 | undecidable | manual | P | -0.26 | 0 | |||
IV.MC2.EHZ. | 2020-02-01T16:00:30.14 | 1.0 | undecidable | manual | S | 356 | 25.9518 | 50 | 0.49 | 22 |
IV.MMO1.HNZ. | 2020-02-01T16:00:29.65 | 0.6 | undecidable | manual | S | 21 | 26.2515 | 50 | -0.09 | 49 |
IV.GAVE.EHZ. | 2020-02-01T16:00:29.47 | 0.6 | undecidable | manual | S | 274 | 25.9518 | 50 | -0.19 | 48 |
IV.CAMP.HHZ. | 2020-02-01T16:00:28.30 | 0.6 | undecidable | manual | S | 134 | 22.5552 | 115 | -0.44 | 46 |
IV.NRCA.HHZ. | 2020-02-01T16:00:27.43 | 0.6 | undecidable | manual | S | 335 | 18.9699 | 119 | -0.2 | 48 |
IV.MTRA.HNZ. | 2020-02-01T16:00:26.85 | 0.3 | undecidable | manual | S | 60 | 17.3715 | 121 | -0.3 | 71 |
IV.LNSS.HHZ. | 2020-02-01T16:00:26.69 | 0.6 | undecidable | manual | S | 239 | 16.2726 | 123 | -0.14 | 49 |
IV.MC2.EHZ. | 2020-02-01T16:00:25.92 | 0.3 | undecidable | manual | P | 356 | 25.9518 | 50 | 0.3 | 70 |
IV.SMA1.EHZ. | 2020-02-01T16:00:25.49 | 0.6 | undecidable | manual | S | 118 | 11.3775 | 132 | 0.02 | 51 |
IV.MMO1.HNZ. | 2020-02-01T16:00:25.65 | 0.3 | undecidable | manual | P | 21 | 26.2515 | 50 | -0.02 | 74 |
IV.GAVE.EHZ. | 2020-02-01T16:00:25.47 | 0.1 | undecidable | manual | P | 274 | 25.9518 | 50 | -0.16 | 97 |
IV.CAMP.HHZ. | 2020-02-01T16:00:25.03 | 0.3 | undecidable | manual | P | 134 | 22.5552 | 115 | -0.07 | 74 |
IV.LNSS.HHZ. | 2020-02-01T16:00:24.08 | 0.1 | positive | manual | P | 239 | 16.2726 | 123 | 0.08 | 100 |
IV.MTRA.HNZ. | 2020-02-01T16:00:24.12 | 0.1 | undecidable | manual | P | 60 | 17.3715 | 121 | -0.06 | 100 |
IV.NRCA.HHZ. | 2020-02-01T16:00:24.51 | 0.1 | negative | manual | P | 335 | 18.9699 | 119 | 0.06 | 100 |
IV.T1299.HNZ. | 2020-02-01T16:00:24.68 | 0.3 | undecidable | manual | S | 130 | 7.4814 | 144 | 0.1 | 76 |
IV.SMA1.EHZ. | 2020-02-01T16:00:23.41 | 0.1 | undecidable | manual | P | 118 | 11.3775 | 132 | 0.2 | 98 |
IV.T1299.HNZ. | 2020-02-01T16:00:22.96 | 0.1 | undecidable | manual | P | 130 | 7.4814 | 144 | 0.27 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.5 | 0.0003575 | 0.26 | AML | other | m | 2020-02-01T16:00:26.09 |
IV.SMA1.EHN. | ML:1.3 | 0.00021 | 1.52 | AML | other | m | 2020-02-01T16:00:26.13 |
IV.LNSS.HHN. | ML:1.0 | 0.0000964 | 0.92 | AML | other | m | 2020-02-01T16:00:26.99 |
IV.LNSS.HHE. | ML:1.0 | 0.0000923 | 0.14 | AML | other | m | 2020-02-01T16:00:27.19 |
IV.NRCA.HHE. | ML:1.4 | 0.000185 | 0.18 | AML | other | m | 2020-02-01T16:00:27.77 |
IV.NRCA.HHN. | ML:1.1 | 0.00009484999999999999 | 1.82 | AML | other | m | 2020-02-01T16:00:28.96 |
IV.GAVE.EHN. | ML:1.1 | 0.0000653 | 1.36 | AML | other | m | 2020-02-01T16:00:30.74 |
IV.GAVE.EHE. | ML:1.0 | 0.00005225 | 1.28 | AML | other | m | 2020-02-01T16:00:30.95 |