A magnitude ML 1.2 earthquake occured in region: 3 km SW Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6710, 13.2270 at 11 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 |
---|---|---|---|---|
Accumoli | RI | 3 | 667 | 667 |
Amatrice | RI | 7 | 2657 | 3324 |
Cittareale | RI | 8 | 482 | 3806 |
Arquata del Tronto | AP | 13 | 1178 | 4984 |
Montereale | AQ | 16 | 2581 | 7565 |
Campotosto | AQ | 17 | 542 | 8107 |
Norcia | PG | 17 | 4957 | 13064 |
Capitignano | AQ | 18 | 665 | 13729 |
Cascia | PG | 18 | 3217 | 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 |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.2 | 2020-08-30 17:40:46 |
42.6712 | 13.2272 | 11 | 2020-08-30 17:49:56 |
Sala Sismica INGV-Roma | 82474851 |
Field | Value |
---|---|
Time (UTC) | 2020-08-30 17:40:46 ± 0.07 |
Latitude | 42.6712 ± 0.0036 |
Longitude | 13.2272 ± 0.0061 |
Depth (km) | 11 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 82474851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 448 |
Semi-minor axis of confidence ellipse (meter) | 382 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 98 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 450.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 89 |
Number of associated phases, regardless of their use for origin computation | 22 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.22 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.37951 |
Number of stations at which the event was observed | 13 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.2 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 82474851 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-08-30 17:49:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CSNT.HHZ. | 2020-08-30T17:41:05.40 | 3.0 | positive | manual | Pn | 1.29 | 0 | |||
IV.FDMO.HHZ. | 2020-08-30T17:41:00.29 | 0.6 | undecidable | manual | S | 344 | 42.1245 | 50 | 0.11 | 47 |
IV.CRTC.HHZ. | 2020-08-30T17:40:57.39 | 3.0 | positive | manual | P | -0.64 | 0 | |||
IV.SACS.HNZ. | 2020-08-30T17:40:56.37 | 3.0 | undecidable | manual | P | 0.01 | 0 | |||
IV.MMO1.EHZ. | 2020-08-30T17:40:56.01 | 0.3 | undecidable | manual | S | 18 | 26.5512 | 50 | -0.03 | 74 |
IV.TERO.HHZ. | 2020-08-30T17:40:56.72 | 0.6 | undecidable | manual | S | 100 | 31.2465 | 50 | -0.55 | 43 |
IV.FDMO.HHZ. | 2020-08-30T17:40:54.95 | 0.6 | undecidable | manual | P | 344 | 42.1245 | 50 | 0.6 | 42 |
IV.NRCA.HHZ. | 2020-08-30T17:40:54.03 | 0.3 | undecidable | manual | S | 333 | 20.2686 | 118 | -0.27 | 71 |
IV.ARVD.HHZ. | 2020-08-30T17:40:54.85 | 3.0 | undecidable | manual | P | 0.15 | 0 | |||
IV.RM33.EHZ. | 2020-08-30T17:40:53.39 | 0.3 | undecidable | manual | S | 183 | 17.9709 | 120 | -0.23 | 72 |
IV.LNSS.HHZ. | 2020-08-30T17:40:53.22 | 0.3 | undecidable | manual | S | 244 | 17.0718 | 122 | -0.11 | 74 |
IV.MMO1.EHZ. | 2020-08-30T17:40:52.04 | 0.6 | negative | manual | P | 18 | 26.5512 | 50 | 0.08 | 49 |
IV.TERO.HHZ. | 2020-08-30T17:40:52.63 | 0.3 | undecidable | manual | P | 100 | 31.2465 | 50 | -0.04 | 73 |
IV.MTRA.EHN. | 2020-08-30T17:40:52.90 | 0.3 | undecidable | manual | S | 55 | 16.7721 | 122 | -0.35 | 70 |
IV.SMA1.EHE. | 2020-08-30T17:40:51.60 | 0.3 | undecidable | manual | S | 117 | 9.879 | 137 | 0.2 | 73 |
IV.MTRA.EHN. | 2020-08-30T17:40:50.40 | 0.1 | undecidable | manual | P | 55 | 16.7721 | 122 | 0.05 | 100 |
IV.T1299.EHE. | 2020-08-30T17:40:50.51 | 0.3 | undecidable | manual | S | 132 | 6.0939 | 150 | -0.09 | 75 |
IV.LNSS.HHZ. | 2020-08-30T17:40:50.39 | 0.3 | undecidable | manual | P | 244 | 17.0718 | 122 | 0 | 75 |
IV.NRCA.HHZ. | 2020-08-30T17:40:50.95 | 0.1 | undecidable | manual | P | 333 | 20.2686 | 118 | 0 | 100 |
IV.RM33.EHZ. | 2020-08-30T17:40:50.49 | 0.1 | undecidable | manual | P | 183 | 17.9709 | 120 | -0.07 | 99 |
IV.T1299.EHE. | 2020-08-30T17:40:49.08 | 0.1 | undecidable | manual | P | 132 | 6.0939 | 150 | 0.26 | 97 |
IV.SMA1.EHE. | 2020-08-30T17:40:49.64 | 0.1 | undecidable | manual | P | 117 | 9.879 | 137 | 0.36 | 94 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HNE. | ML:1.5 | 0.0002417893 | 0.128 | AML | other | m | 2020-08-30T17:40:54.29 |
IV.RM33.EHN. | ML:1.0 | 0.000085835675 | 0.1664 | AML | other | m | 2020-08-30T17:40:53.57 |
IV.RM33.HNE. | ML:1.0 | 0.000082487505 | 0.128 | AML | other | m | 2020-08-30T17:40:53.79 |
IV.RM33.HNN. | ML:0.9 | 0.000062585204 | 0.1152 | AML | other | m | 2020-08-30T17:40:54.15 |
IV.NRCA.HHE. | ML:1.5 | 0.00025008074999999995 | 0.1408 | AML | other | m | 2020-08-30T17:40:54.28 |
IV.NRCA.HHN. | ML:1.3 | 0.0001349953 | 0.1664 | AML | other | m | 2020-08-30T17:40:54.21 |
IV.NRCA.HNN. | ML:1.2 | 0.00010547097399999999 | 0.1024 | AML | other | m | 2020-08-30T17:40:54.22 |