A magnitude ML 1.8 earthquake occured in region: 3 km E Amatrice (RI), on
and geographic coordinates (lat, lon) 42.6400, 13.3280 at 12 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 |
---|---|---|---|---|
Amatrice | RI | 3 | 2657 | 2657 |
Accumoli | RI | 9 | 667 | 3324 |
Campotosto | AQ | 10 | 542 | 3866 |
Capitignano | AQ | 13 | 665 | 4531 |
Cittareale | RI | 14 | 482 | 5013 |
Montereale | AQ | 15 | 2581 | 7594 |
Cortino | TE | 15 | 656 | 8250 |
Arquata del Tronto | AP | 15 | 1178 | 9428 |
Acquasanta Terme | AP | 16 | 2916 | 12344 |
Crognaleto | TE | 16 | 1297 | 13641 |
Rocca Santa Maria | TE | 17 | 537 | 14178 |
Valle Castellana | TE | 18 | 977 | 15155 |
Fano Adriano | TE | 20 | 296 | 15451 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.8 | 2021-02-01 02:19:32 |
42.6402 | 13.328 | 12 | 2021-07-12 16:54:56 |
Bollettino Sismico Italiano INGV | 86758551 |
Reviewed Rev100 |
ML 1.8 | 2021-02-01 02:19:32 |
42.6413 | 13.3308 | 12 | 2021-02-01 02:28:14 |
Sala Sismica INGV-Roma | 86747531 |
Field | Value |
---|---|
Time (UTC) | 2021-02-01 02:19:32 ± 0.07 |
Latitude | 42.6402 ± 0.0045 |
Longitude | 13.3280 ± 0.0061 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 86758551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 486 |
Semi-minor axis of confidence ellipse (meter) | 90 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 63 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 490.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 70 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 30 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.27 |
Epicentral distance of station closest to the epicenter (degree) | 0.01079 |
Epicentral distance of station farthest from the epicenter (degree) | 0.58006 |
Number of stations at which the event was observed | 17 |
Number of stations from which data was used for origin computation | 17 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 86758551 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-01 01:34:48 |
Field | Value |
---|---|
Value | 1.8 |
Uncertainty | 0.2 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 86747531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-02-01 02:28:14 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.GUMA.HHZ. | 2021-02-01T02:19:48.39 | 0.6 | undecidable | manual | S | 1 | 46.9197 | 92 | 0.88 | 38 |
IV.MF5.EHZ. | 2021-02-01T02:19:46.46 | 0.6 | undecidable | manual | S | 15 | 40.0266 | 92 | 0.78 | 40 |
IV.MOMA.HHZ. | 2021-02-01T02:19:44.10 | 0.3 | undecidable | manual | P | 287 | 64.3911 | 91 | 0.22 | 67 |
IV.GAVE.EHZ. | 2021-02-01T02:19:44.47 | 0.6 | undecidable | manual | S | 279 | 35.8419 | 92 | -0.1 | 48 |
IV.GIGS.HHE. | 2021-02-01T02:19:42.36 | 0.6 | undecidable | manual | S | 136 | 28.8489 | 93 | -0.34 | 46 |
IV.MMO1.EHZ. | 2021-02-01T02:19:42.45 | 0.6 | undecidable | manual | S | 360 | 28.749 | 93 | -0.22 | 47 |
IV.MNTT.EHZ. | 2021-02-01T02:19:42.73 | 0.3 | undecidable | manual | P | 25 | 51.6039 | 91 | 0.82 | 58 |
IV.GUMA.HHZ. | 2021-02-01T02:19:41.40 | 0.3 | undecidable | manual | P | 1 | 46.9197 | 92 | 0.22 | 70 |
IV.CESI.HHZ. | 2021-02-01T02:19:41.96 | 0.3 | undecidable | manual | P | 320 | 53.1024 | 91 | -0.19 | 69 |
IV.LNSS.HHZ. | 2021-02-01T02:19:41.38 | 0.6 | undecidable | manual | S | 260 | 23.8539 | 95 | 0.01 | 50 |
IV.NRCA.HHZ. | 2021-02-01T02:19:41.94 | 0.6 | undecidable | manual | S | 321 | 27.6501 | 94 | -0.44 | 45 |
IV.CSP1.EHZ. | 2021-02-01T02:19:41.67 | 0.1 | undecidable | manual | P | 349 | 51.1155 | 91 | -0.16 | 92 |
IV.TERO.HHZ. | 2021-02-01T02:19:40.57 | 0.6 | undecidable | manual | S | 95 | 22.5552 | 96 | -0.47 | 45 |
IV.MF5.EHZ. | 2021-02-01T02:19:40.42 | 0.1 | undecidable | manual | P | 15 | 40.0266 | 92 | 0.29 | 93 |
IV.GAVE.EHZ. | 2021-02-01T02:19:39.36 | 0.1 | undecidable | manual | P | 279 | 35.8419 | 92 | -0.12 | 96 |
IV.RM33.EHZ. | 2021-02-01T02:19:39.82 | 0.6 | undecidable | manual | S | 213 | 17.2716 | 101 | 0.19 | 48 |
IV.NRCA.HHZ. | 2021-02-01T02:19:38.00 | 0.1 | undecidable | manual | P | 321 | 27.6501 | 94 | -0.22 | 95 |
IV.GIGS.HHE. | 2021-02-01T02:19:38.19 | 0.1 | undecidable | manual | P | 136 | 28.8489 | 93 | -0.21 | 95 |
IV.MTRA.EHZ. | 2021-02-01T02:19:38.21 | 0.3 | undecidable | manual | S | 23 | 14.0748 | 110 | -0.6 | 65 |
IV.MMO1.EHZ. | 2021-02-01T02:19:38.23 | 0.1 | negative | manual | P | 360 | 28.749 | 93 | -0.16 | 96 |
IV.CAMP.HHE. | 2021-02-01T02:19:38.58 | 0.6 | undecidable | manual | S | 150 | 13.3755 | 113 | -0.05 | 51 |
IV.LNSS.HHZ. | 2021-02-01T02:19:37.70 | 0.1 | positive | manual | P | 260 | 23.8539 | 95 | 0.06 | 99 |
IV.TERO.HHZ. | 2021-02-01T02:19:37.30 | 0.1 | undecidable | manual | P | 95 | 22.5552 | 96 | -0.15 | 97 |
IV.MTRA.EHZ. | 2021-02-01T02:19:36.02 | 0.1 | undecidable | manual | P | 23 | 14.0748 | 110 | -0.14 | 99 |
IV.SMA1.EHZ. | 2021-02-01T02:19:36.37 | 0.3 | undecidable | manual | S | 151 | 1.1988 | 173 | -0.28 | 75 |
IV.CAMP.HHE. | 2021-02-01T02:19:36.20 | 0.1 | undecidable | manual | P | 150 | 13.3755 | 113 | 0.15 | 99 |
IV.T1299.HNZ. | 2021-02-01T02:19:36.83 | 0.3 | undecidable | manual | S | 260 | 3.7962 | 157 | 0 | 77 |
IV.RM33.EHZ. | 2021-02-01T02:19:36.78 | 0.1 | negative | manual | P | 213 | 17.2716 | 101 | 0.15 | 98 |
IV.SMA1.EHZ. | 2021-02-01T02:19:35.09 | 0.1 | undecidable | manual | P | 151 | 1.1988 | 173 | 0.18 | 100 |
IV.T1299.HNZ. | 2021-02-01T02:19:35.25 | 0.1 | undecidable | manual | P | 260 | 3.7962 | 157 | 0.24 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.8 | 0.0010010000000000002 | 0.1 | AML | other | m | 2021-02-01T02:19:36.76 |
IV.SMA1.EHE. | ML:2.1 | 0.002025 | 0.2 | AML | other | m | 2021-02-01T02:19:36.77 |
IV.MTRA.EHN. | ML:1.8 | 0.0005980000000000001 | 0.98 | AML | other | m | 2021-02-01T02:19:38.79 |
IV.MTRA.HNN. | ML:1.8 | 0.00064 | 0.98 | AML | other | m | 2021-02-01T02:19:38.79 |
IV.MTRA.HNE. | ML:2.0 | 0.0010725 | 0.2 | AML | other | m | 2021-02-01T02:19:38.64 |
IV.MTRA.EHE. | ML:2.0 | 0.0010585 | 0.2 | AML | other | m | 2021-02-01T02:19:38.64 |
IV.RM33.EHN. | ML:1.7 | 0.00040449999999999997 | 1.72 | AML | other | m | 2021-02-01T02:19:39.93 |
IV.RM33.HNN. | ML:1.6 | 0.00034250000000000003 | 1 | AML | other | m | 2021-02-01T02:19:40.16 |
IV.RM33.EHE. | ML:1.7 | 0.00041600000000000003 | 0.12 | AML | other | m | 2021-02-01T02:19:40.27 |
IV.RM33.HNE. | ML:1.7 | 0.000438 | 0.66 | AML | other | m | 2021-02-01T02:19:40.27 |
IV.TERO.HHN. | ML:1.9 | 0.0004845 | 0.08 | AML | other | m | 2021-02-01T02:19:40.69 |
IV.TERO.HNN. | ML:1.9 | 0.0005249999999999999 | 0.06 | AML | other | m | 2021-02-01T02:19:40.69 |
IV.TERO.HHE. | ML:1.7 | 0.0003045 | 0.34 | AML | other | m | 2021-02-01T02:19:40.69 |
IV.TERO.HNE. | ML:1.7 | 0.000297 | 0.08 | AML | other | m | 2021-02-01T02:19:40.87 |
IV.LNSS.HHN. | ML:1.5 | 0.00019 | 1.02 | AML | other | m | 2021-02-01T02:19:41.57 |
IV.LNSS.HHE. | ML:1.5 | 0.0001865 | 0.16 | AML | other | m | 2021-02-01T02:19:42.18 |
IV.NRCA.HHE. | ML:1.8 | 0.0002925 | 0.1 | AML | other | m | 2021-02-01T02:19:42.21 |
IV.NRCA.HHN. | ML:1.5 | 0.00017449999999999999 | 0.08 | AML | other | m | 2021-02-01T02:19:42.65 |