A magnitude ML 1.0 earthquake occured in region: 5 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6660, 13.1950 at 13 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 | 6 | 667 | 667 |
Cittareale | RI | 6 | 482 | 1149 |
Amatrice | RI | 9 | 2657 | 3806 |
Arquata del Tronto | AP | 15 | 1178 | 4984 |
Cascia | PG | 16 | 3217 | 8201 |
Montereale | AQ | 16 | 2581 | 10782 |
Norcia | PG | 16 | 4957 | 15739 |
Posta | RI | 18 | 694 | 16433 |
Borbona | RI | 18 | 617 | 17050 |
Capitignano | AQ | 18 | 665 | 17715 |
Campotosto | AQ | 19 | 542 | 18257 |
Monteleone di Spoleto | PG | 20 | 599 | 18856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.0 | 2021-10-19 23:16:28 |
42.6663 | 13.1952 | 13 | 2022-03-30 13:04:15 |
Bollettino Sismico Italiano INGV | 97393931 |
Reviewed Rev100 |
ML 1.0 | 2021-10-19 23:16:28 |
42.6623 | 13.1832 | 11 | 2021-10-19 23:28:05 |
Sala Sismica INGV-Roma | 96776191 |
Field | Value |
---|---|
Time (UTC) | 2021-10-19 23:16:28 ± 0.07 |
Latitude | 42.6663 ± 0.0027 |
Longitude | 13.1952 ± 0.0037 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 97393931 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 236 |
Semi-minor axis of confidence ellipse (meter) | 153 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 357 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 240.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 66 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 26 |
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) | 0.07195 |
Epicentral distance of station farthest from the epicenter (degree) | 0.54409 |
Number of stations at which the event was observed | 14 |
Number of stations from which data was used for origin computation | 14 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 97393931 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-11-11 09:31:21 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 96776191 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-19 23:28:05 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARRO.EHZ. | 2021-10-19T23:16:40.58 | 0.3 | undecidable | manual | S | 255 | 36.3414 | 95 | -0.14 | 70 |
IV.TERO.HHZ. | 2021-10-19T23:16:39.77 | 0.3 | undecidable | manual | S | 98 | 33.744 | 96 | -0.24 | 70 |
IV.ASSB.HHN. | 2021-10-19T23:16:39.35 | 0.6 | undecidable | manual | P | 314 | 60.3951 | 93 | 0.09 | 46 |
IV.MMO1.EHZ. | 2021-10-19T23:16:38.50 | 0.3 | undecidable | manual | S | 22 | 27.9498 | 98 | 0.01 | 74 |
IV.MOMA.HNZ. | 2021-10-19T23:16:38.44 | 0.3 | undecidable | manual | P | 287 | 53.2023 | 93 | 0.28 | 67 |
IV.MC2.EHZ. | 2021-10-19T23:16:38.59 | 0.3 | undecidable | manual | S | 359 | 27.1506 | 98 | 0.31 | 70 |
IV.GAVE.EHZ. | 2021-10-19T23:16:37.54 | 0.3 | undecidable | manual | S | 277 | 24.753 | 100 | -0.09 | 72 |
IV.CAMP.HHE. | 2021-10-19T23:16:36.81 | 0.6 | undecidable | manual | S | 130 | 22.6551 | 102 | -0.29 | 47 |
IV.MTRA.EHE. | 2021-10-19T23:16:36.03 | 0.6 | undecidable | manual | S | 59 | 19.2696 | 106 | -0.17 | 49 |
IV.LNSS.HHZ. | 2021-10-19T23:16:35.01 | 0.3 | undecidable | manual | S | 241 | 14.4744 | 117 | -0.02 | 74 |
IV.RM33.EHZ. | 2021-10-19T23:16:35.68 | 0.6 | undecidable | manual | S | 175 | 17.5713 | 109 | -0.09 | 49 |
IV.NRCA.HHZ. | 2021-10-19T23:16:35.99 | 0.3 | undecidable | manual | S | 340 | 19.6692 | 106 | -0.33 | 70 |
IV.TERO.HHZ. | 2021-10-19T23:16:35.20 | 0.3 | undecidable | manual | P | 98 | 33.744 | 96 | 0.04 | 72 |
IV.ARRO.EHZ. | 2021-10-19T23:16:35.53 | 0.3 | undecidable | manual | P | 255 | 36.3414 | 95 | -0.04 | 72 |
IV.MMO1.EHZ. | 2021-10-19T23:16:34.45 | 0.3 | undecidable | manual | P | 22 | 27.9498 | 98 | 0.17 | 71 |
IV.SMA1.EHZ. | 2021-10-19T23:16:34.52 | 0.3 | undecidable | manual | S | 109 | 12.0768 | 124 | 0.04 | 76 |
IV.GAVE.EHZ. | 2021-10-19T23:16:33.73 | 0.3 | undecidable | manual | P | 277 | 24.753 | 100 | -0.06 | 73 |
IV.MC2.EHZ. | 2021-10-19T23:16:33.91 | 0.3 | undecidable | manual | P | 359 | 27.1506 | 98 | -0.26 | 70 |
IV.T1299.HNN. | 2021-10-19T23:16:33.60 | 0.3 | undecidable | manual | S | 117 | 7.9809 | 140 | -0.06 | 75 |
IV.CAMP.HHE. | 2021-10-19T23:16:33.57 | 0.6 | undecidable | manual | P | 130 | 22.6551 | 102 | 0.09 | 49 |
IV.NRCA.HHZ. | 2021-10-19T23:16:33.03 | 0.1 | negative | manual | P | 340 | 19.6692 | 106 | 0 | 100 |
IV.SMA1.EHZ. | 2021-10-19T23:16:32.23 | 0.3 | undecidable | manual | P | 109 | 12.0768 | 124 | 0.26 | 72 |
IV.LNSS.HHZ. | 2021-10-19T23:16:32.38 | 0.1 | positive | manual | P | 241 | 14.4744 | 117 | 0.1 | 100 |
IV.RM33.EHZ. | 2021-10-19T23:16:32.80 | 0.3 | undecidable | manual | P | 175 | 17.5713 | 109 | 0.08 | 74 |
IV.MTRA.EHE. | 2021-10-19T23:16:32.76 | 0.3 | undecidable | manual | P | 59 | 19.2696 | 106 | -0.2 | 72 |
IV.T1299.HNN. | 2021-10-19T23:16:31.71 | 0.1 | undecidable | manual | P | 117 | 7.9809 | 140 | 0.22 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:1.3 | 0.000202 | 0.32 | AML | other | m | 2021-10-19T23:16:35.13 |
IV.SMA1.EHN. | ML:1.3 | 0.0002035 | 0.38 | AML | other | m | 2021-10-19T23:16:35.19 |
IV.LNSS.HHN. | ML:0.9 | 0.00006914999999999999 | 0.62 | AML | other | m | 2021-10-19T23:16:35.42 |
IV.LNSS.HHE. | ML:0.9 | 0.0000726 | 0.18 | AML | other | m | 2021-10-19T23:16:35.83 |
IV.NRCA.HHE. | ML:1.1 | 0.0000934 | 0.46 | AML | other | m | 2021-10-19T23:16:36.44 |
IV.NRCA.HHN. | ML:1.0 | 0.0000699 | 0.08 | AML | other | m | 2021-10-19T23:16:36.61 |
IV.GAVE.EHE. | ML:0.8 | 0.000038849999999999996 | 0.32 | AML | other | m | 2021-10-19T23:16:38.17 |
IV.GAVE.EHN. | ML:0.8 | 0.000036849999999999994 | 0.98 | AML | other | m | 2021-10-19T23:16:38.77 |