A magnitude ML 1.2 earthquake occured in region: 4 km NE Cittareale (RI), on
and geographic coordinates (lat, lon) 42.6420, 13.2060 at 13 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 |
---|---|---|---|---|
Cittareale | RI | 5 | 482 | 482 |
Accumoli | RI | 7 | 667 | 1149 |
Amatrice | RI | 7 | 2657 | 3806 |
Montereale | AQ | 13 | 2581 | 6387 |
Capitignano | AQ | 16 | 665 | 7052 |
Borbona | RI | 16 | 617 | 7669 |
Posta | RI | 16 | 694 | 8363 |
Campotosto | AQ | 16 | 542 | 8905 |
Arquata del Tronto | AP | 17 | 1178 | 10083 |
Cascia | PG | 18 | 3217 | 13300 |
Norcia | PG | 19 | 4957 | 18257 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2021-10-20 01:15:33 |
42.6418 | 13.2057 | 13 | 2021-10-20 01:29:18 |
Sala Sismica INGV-Roma | 96778531 |
Field | Value |
---|---|
Time (UTC) | 2021-10-20 01:15:33 ± 0.07 |
Latitude | 42.6418 ± 0.0036 |
Longitude | 13.2057 ± 0.0049 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 96778531 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 399 |
Semi-minor axis of confidence ellipse (meter) | 174 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 42 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 75 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 32 |
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) | 0.05666 |
Epicentral distance of station farthest from the epicenter (degree) | 0.56657 |
Number of stations at which the event was observed | 16 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.3 |
Num. used stations | 16 |
Type of magnitude | ML |
Reference to an origin | 96778531 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-20 01:29:18 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ASSB.HHN. | 2021-10-20T01:15:53.66 | 0.6 | undecidable | manual | S | 315 | 62.8926 | 92 | 0.62 | 40 |
IV.MF5.EHZ. | 2021-10-20T01:15:48.70 | 0.3 | undecidable | manual | S | 28 | 43.623 | 94 | 0.81 | 57 |
IV.FDMO.HHZ. | 2021-10-20T01:15:48.27 | 0.3 | undecidable | manual | S | 348 | 44.8218 | 93 | 0.05 | 71 |
IV.CESI.HNE. | 2021-10-20T01:15:48.88 | 0.6 | undecidable | manual | S | 329 | 47.1195 | 93 | 0.05 | 47 |
IV.ARRO.EHZ. | 2021-10-20T01:15:46.35 | 0.3 | undecidable | manual | S | 259 | 36.6411 | 95 | 0.33 | 68 |
IV.GIGS.HHE. | 2021-10-20T01:15:45.79 | 0.3 | undecidable | manual | S | 125 | 36.5412 | 95 | -0.23 | 69 |
IV.MC2.EHZ. | 2021-10-20T01:15:44.45 | 0.3 | undecidable | manual | S | 357 | 29.9478 | 96 | 0.19 | 71 |
IV.TERO.HHZ. | 2021-10-20T01:15:44.49 | 0.3 | undecidable | manual | S | 94 | 32.5452 | 96 | -0.46 | 67 |
IV.ASSB.HHN. | 2021-10-20T01:15:44.93 | 0.1 | undecidable | manual | P | 315 | 62.8926 | 92 | 0.03 | 92 |
IV.MMO1.EHZ. | 2021-10-20T01:15:44.10 | 0.3 | undecidable | manual | S | 19 | 30.2475 | 96 | -0.23 | 70 |
IV.FDMO.HHZ. | 2021-10-20T01:15:42.02 | 0.1 | undecidable | manual | P | 348 | 44.8218 | 93 | -0.1 | 93 |
IV.CESI.HNE. | 2021-10-20T01:15:42.32 | 0.1 | undecidable | manual | P | 329 | 47.1195 | 93 | -0.15 | 92 |
IV.MF5.EHZ. | 2021-10-20T01:15:42.27 | 0.1 | undecidable | manual | P | 28 | 43.623 | 94 | 0.34 | 89 |
IV.GAVE.EHZ. | 2021-10-20T01:15:42.97 | 0.3 | undecidable | manual | S | 283 | 26.0517 | 98 | -0.25 | 70 |
IV.NRCA.HHZ. | 2021-10-20T01:15:41.76 | 0.1 | undecidable | manual | S | 341 | 22.5552 | 101 | -0.54 | 87 |
IV.CAMP.HHZ. | 2021-10-20T01:15:41.59 | 0.3 | undecidable | manual | S | 125 | 20.3685 | 103 | -0.14 | 73 |
IV.ARRO.EHZ. | 2021-10-20T01:15:40.94 | 0.1 | undecidable | manual | P | 259 | 36.6411 | 95 | 0.09 | 95 |
IV.RM33.EHZ. | 2021-10-20T01:15:40.34 | 0.1 | undecidable | manual | S | 177 | 14.7741 | 115 | 0.03 | 99 |
IV.GIGS.HHE. | 2021-10-20T01:15:40.67 | 0.1 | undecidable | manual | P | 125 | 36.5412 | 95 | -0.18 | 93 |
IV.TERO.HHZ. | 2021-10-20T01:15:40.05 | 0.1 | undecidable | manual | P | 94 | 32.5452 | 96 | -0.18 | 94 |
IV.LNSS.HHZ. | 2021-10-20T01:15:40.25 | 0.1 | undecidable | manual | S | 252 | 14.1747 | 117 | 0.08 | 99 |
IV.GAVE.EHZ. | 2021-10-20T01:15:39.16 | 0.1 | undecidable | manual | P | 283 | 26.0517 | 98 | -0.07 | 97 |
IV.MMO1.EHZ. | 2021-10-20T01:15:39.71 | 0.1 | undecidable | manual | P | 19 | 30.2475 | 96 | -0.16 | 95 |
IV.MC2.EHZ. | 2021-10-20T01:15:39.94 | 0.3 | undecidable | manual | P | 357 | 29.9478 | 96 | 0.11 | 72 |
IV.SMA1.EHZ. | 2021-10-20T01:15:39.63 | 0.3 | undecidable | manual | S | 97 | 10.6782 | 129 | 0.25 | 71 |
IV.T1299.EHZ. | 2021-10-20T01:15:38.47 | 0.1 | undecidable | manual | S | 98 | 6.2937 | 147 | -0.13 | 100 |
IV.NRCA.HHZ. | 2021-10-20T01:15:38.47 | 0.1 | undecidable | manual | P | 341 | 22.5552 | 101 | -0.23 | 94 |
IV.CAMP.HHZ. | 2021-10-20T01:15:38.40 | 0.1 | undecidable | manual | P | 125 | 20.3685 | 103 | 0.03 | 98 |
IV.SMA1.EHZ. | 2021-10-20T01:15:37.21 | 0.1 | undecidable | manual | P | 97 | 10.6782 | 129 | 0.19 | 97 |
IV.LNSS.HHZ. | 2021-10-20T01:15:37.58 | 0.1 | undecidable | manual | P | 252 | 14.1747 | 117 | 0.11 | 98 |
IV.RM33.EHZ. | 2021-10-20T01:15:37.73 | 0.1 | undecidable | manual | P | 177 | 14.7741 | 115 | 0.18 | 97 |
IV.T1299.EHZ. | 2021-10-20T01:15:36.70 | 0.1 | undecidable | manual | P | 98 | 6.2937 | 147 | 0.14 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHN. | ML:1.7 | 0.0005975 | 0.16 | AML | other | m | 2021-10-20T01:15:39.90 |
IV.SMA1.EHE. | ML:1.5 | 0.000315 | 0.12 | AML | other | m | 2021-10-20T01:15:39.97 |
IV.LNSS.HHN. | ML:1.0 | 0.000095691685 | 0.16 | AML | other | m | 2021-10-20T01:15:40.48 |
IV.LNSS.HHE. | ML:1.2 | 0.00013125000000000002 | 0.16 | AML | other | m | 2021-10-20T01:15:40.43 |
IV.RM33.EHN. | ML:1.0 | 0.00009045 | 0.24 | AML | other | m | 2021-10-20T01:15:40.58 |
IV.RM33.EHE. | ML:1.0 | 0.0000965 | 0.14 | AML | other | m | 2021-10-20T01:15:41.29 |
IV.NRCA.HHE. | ML:1.4 | 0.00014600000000000003 | 0.14 | AML | other | m | 2021-10-20T01:15:42.17 |
IV.NRCA.HHN. | ML:1.3 | 0.000115 | 0.36 | AML | other | m | 2021-10-20T01:15:42.19 |
IV.GAVE.EHE. | ML:1.1 | 0.000070132295 | 0.28 | AML | other | m | 2021-10-20T01:15:44.50 |
IV.GAVE.EHN. | ML:1.2 | 0.0000946 | 0.92 | AML | other | m | 2021-10-20T01:15:43.39 |
IV.LNSS.HNE. | ML:1.1 | 0.000114484415 | 0.1704 | AML | other | m | 2021-10-20T01:15:40.35 |
IV.RM33.HNE. | ML:1.0 | 0.00008891537000000001 | 0.14 | AML | other | m | 2021-10-20T01:15:41.29 |
IV.NRCA.HNE. | ML:1.3 | 0.000124191735 | 0.14 | AML | other | m | 2021-10-20T01:15:42.24 |
IV.TERO.HHN. | ML:1.4 | 0.0001182889 | 0.06 | AML | other | m | 2021-10-20T01:15:44.60 |
IV.ARRO.EHN. | ML:0.6 | 0.000016606585 | 0.14 | AML | other | m | 2021-10-20T01:15:46.92 |
IV.FDMO.HHE. | ML:0.5 | 0.0000109883395 | 0.12 | AML | other | m | 2021-10-20T01:15:49.60 |