A magnitude ML 0.9 earthquake occured in region: 1 km SE Accumoli (RI), on
and geographic coordinates (lat, lon) 42.6880, 13.2580 at 14 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 | 1 | 667 | 667 |
Amatrice | RI | 7 | 2657 | 3324 |
Arquata del Tronto | AP | 10 | 1178 | 4502 |
Cittareale | RI | 11 | 482 | 4984 |
Acquasanta Terme | AP | 15 | 2916 | 7900 |
Campotosto | AQ | 17 | 542 | 8442 |
Norcia | PG | 18 | 4957 | 13399 |
Montereale | AQ | 18 | 2581 | 15980 |
Montegallo | AP | 18 | 523 | 16503 |
Capitignano | AQ | 19 | 665 | 17168 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.9 | 2020-09-14 11:07:38 |
42.6875 | 13.2585 | 14 | 2020-09-14 11:25:26 |
Sala Sismica INGV-Roma | 82899571 |
Field | Value |
---|---|
Time (UTC) | 2020-09-14 11:07:38 ± 0.49 |
Latitude | 42.6875 ± 0.0252 |
Longitude | 13.2585 ± 0.0281 |
Depth (km) | 14 ± 4 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 82899571 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 2668 |
Semi-minor axis of confidence ellipse (meter) | 2021 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 220 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 2670.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 189 |
Number of associated phases, regardless of their use for origin computation | 10 |
Number of defining phases | 9 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.44 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.39930 |
Number of stations at which the event was observed | 6 |
Number of stations from which data was used for origin computation | 5 |
Field | Value |
---|---|
Value | 0.9 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 82899571 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-14 11:25:26 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2020-09-14T11:07:54.35 | 3.0 | negative | manual | P | -0.03 | 0 | |||
IV.TERO.HHZ. | 2020-09-14T11:07:49.16 | 0.3 | undecidable | manual | S | 104 | 29.0487 | 101 | 0.14 | 72 |
IV.OFFI.HHZ. | 2020-09-14T11:07:46.23 | 0.1 | undecidable | manual | P | 52 | 44.3223 | 96 | -0.76 | 80 |
IV.NRCA.HHZ. | 2020-09-14T11:07:46.65 | 0.6 | undecidable | manual | S | 324 | 19.9689 | 111 | -0.04 | 49 |
IV.TERO.HHZ. | 2020-09-14T11:07:45.15 | 0.3 | undecidable | manual | P | 104 | 29.0487 | 101 | 0.48 | 69 |
IV.MTRA.EHZ. | 2020-09-14T11:07:45.05 | 0.6 | undecidable | manual | S | 56 | 13.5753 | 125 | -0.12 | 48 |
IV.NRCA.HHZ. | 2020-09-14T11:07:43.54 | 0.1 | undecidable | manual | P | 324 | 19.9689 | 111 | 0.22 | 100 |
IV.SMA1.EHZ. | 2020-09-14T11:07:43.80 | 0.1 | undecidable | manual | S | 135 | 8.88 | 140 | -0.44 | 94 |
IV.SMA1.EHZ. | 2020-09-14T11:07:42.22 | 0.6 | negative | manual | P | 135 | 8.88 | 140 | 0.31 | 49 |
IV.MTRA.EHZ. | 2020-09-14T11:07:42.83 | 0.3 | undecidable | manual | P | 56 | 13.5753 | 125 | 0.38 | 69 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.MTRA.EHN. | ML:0.8 | 0.000050950000000000005 | 0.54 | AML | other | m | 2020-09-14T11:07:45.30 |
IV.MTRA.EHE. | ML:1.0 | 0.00008979999999999999 | 0.54 | AML | other | m | 2020-09-14T11:07:45.52 |
IV.NRCA.HHE. | ML:0.8 | 0.00004215 | 0.06 | AML | other | m | 2020-09-14T11:07:46.96 |
IV.NRCA.HHN. | ML:0.9 | 0.000048 | 1.08 | AML | other | m | 2020-09-14T11:07:47.88 |