A magnitude ML 0.8 earthquake occured in region: 4 km NE Cittareale (RI), on
and geographic coordinates (lat, lon) 42.6500, 13.1830 at 14 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 |
---|---|---|---|---|
Cittareale | RI | 4 | 482 | 482 |
Accumoli | RI | 7 | 667 | 1149 |
Amatrice | RI | 9 | 2657 | 3806 |
Montereale | AQ | 15 | 2581 | 6387 |
Posta | RI | 16 | 694 | 7081 |
Borbona | RI | 16 | 617 | 7698 |
Cascia | PG | 16 | 3217 | 10915 |
Arquata del Tronto | AP | 17 | 1178 | 12093 |
Capitignano | AQ | 17 | 665 | 12758 |
Norcia | PG | 18 | 4957 | 17715 |
Campotosto | AQ | 18 | 542 | 18257 |
Monteleone di Spoleto | PG | 19 | 599 | 18856 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.8 | 2021-10-27 22:15:20 |
42.65 | 13.1832 | 14 | 2022-03-30 13:04:38 |
Bollettino Sismico Italiano INGV | 101078491 |
Reviewed Rev100 |
ML 0.8 | 2021-10-27 22:15:20 |
42.6563 | 13.1767 | 14 | 2021-10-27 22:37:01 |
Sala Sismica INGV-Roma | 97029361 |
Field | Value |
---|---|
Time (UTC) | 2021-10-27 22:15:20 ± 0.09 |
Latitude | 42.6500 ± 0.0036 |
Longitude | 13.1832 ± 0.0061 |
Depth (km) | 14 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 101078491 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 479 |
Semi-minor axis of confidence ellipse (meter) | 57 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 59 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 480.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 99 |
Number of associated phases, regardless of their use for origin computation | 16 |
Number of defining phases | 16 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.17 |
Epicentral distance of station closest to the epicenter (degree) | 0.07464 |
Epicentral distance of station farthest from the epicenter (degree) | 0.31027 |
Number of stations at which the event was observed | 8 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 97029361 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-10-27 22:37:01 |
Field | Value |
---|---|
Value | 0.8 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 101078491 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2022-02-17 10:52:22 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.TERO.HHZ. | 2021-10-27T22:15:32.36 | 0.6 | undecidable | manual | S | 95 | 34.4433 | 98 | -0.34 | 45 |
IV.MMO1.EHZ. | 2021-10-27T22:15:31.55 | 0.6 | undecidable | manual | S | 23 | 30.0477 | 100 | 0.01 | 48 |
IV.MC2.EHZ. | 2021-10-27T22:15:31.56 | 0.6 | undecidable | manual | S | 1 | 29.0487 | 101 | 0.3 | 46 |
IV.NRCA.HNZ. | 2021-10-27T22:15:28.78 | 0.6 | undecidable | manual | S | 345 | 21.1677 | 108 | -0.44 | 45 |
IV.TERO.HHZ. | 2021-10-27T22:15:27.64 | 0.3 | undecidable | manual | P | 95 | 34.4433 | 98 | -0.11 | 71 |
IV.RM33.EHZ. | 2021-10-27T22:15:27.78 | 0.6 | undecidable | manual | S | 171 | 15.873 | 118 | -0.14 | 48 |
IV.LNSS.HHZ. | 2021-10-27T22:15:27.04 | 0.6 | undecidable | manual | S | 246 | 12.7761 | 127 | -0.2 | 48 |
IV.MMO1.EHZ. | 2021-10-27T22:15:27.06 | 0.3 | undecidable | manual | P | 23 | 30.0477 | 100 | -0.01 | 73 |
IV.MC2.EHZ. | 2021-10-27T22:15:27.03 | 0.3 | undecidable | manual | P | 1 | 29.0487 | 101 | 0.11 | 71 |
IV.SMA1.EHZ. | 2021-10-27T22:15:27.27 | 0.6 | undecidable | manual | S | 100 | 12.5763 | 127 | 0.08 | 50 |
IV.T1299.HNZ. | 2021-10-27T22:15:26.08 | 0.6 | undecidable | manual | S | 102 | 8.2806 | 142 | -0.3 | 47 |
IV.NRCA.HNZ. | 2021-10-27T22:15:25.64 | 0.3 | undecidable | manual | P | 345 | 21.1677 | 108 | -0.1 | 73 |
IV.RM33.EHZ. | 2021-10-27T22:15:25.19 | 0.3 | undecidable | manual | P | 171 | 15.873 | 118 | 0.2 | 72 |
IV.LNSS.HHZ. | 2021-10-27T22:15:24.71 | 0.1 | undecidable | manual | P | 246 | 12.7761 | 127 | 0.12 | 98 |
IV.SMA1.EHZ. | 2021-10-27T22:15:24.74 | 0.1 | undecidable | manual | P | 100 | 12.5763 | 127 | 0.17 | 97 |
IV.T1299.HNZ. | 2021-10-27T22:15:24.17 | 0.1 | undecidable | manual | P | 102 | 8.2806 | 142 | 0.08 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:0.9 | 0.00006840000000000001 | 0.1 | AML | other | m | 2021-10-27T22:15:27.44 |
IV.SMA1.EHN. | ML:0.8 | 0.000052449999999999994 | 0.22 | AML | other | m | 2021-10-27T22:15:27.53 |
IV.LNSS.HHN. | ML:0.8 | 0.0000625 | 0.68 | AML | other | m | 2021-10-27T22:15:27.62 |
IV.SMA1.EHE. | ML:0.8 | 0.000051500000000000005 | 1.22 | AML | other | m | 2021-10-27T22:15:28.74 |