A magnitude ML 1.0 earthquake occured in region: 5 km N Accumoli (RI), on
and geographic coordinates (lat, lon) 42.7350, 13.2360 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 |
---|---|---|---|---|
Accumoli | RI | 5 | 667 | 667 |
Arquata del Tronto | AP | 7 | 1178 | 1845 |
Amatrice | RI | 13 | 2657 | 4502 |
Norcia | PG | 13 | 4957 | 9459 |
Cittareale | RI | 14 | 482 | 9941 |
Montegallo | AP | 14 | 523 | 10464 |
Acquasanta Terme | AP | 15 | 2916 | 13380 |
Cascia | PG | 18 | 3217 | 16597 |
Castelsantangelo sul Nera | MC | 19 | 281 | 16878 |
Montemonaco | AP | 20 | 604 | 17482 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-03-17 17:43:13 |
42.7352 | 13.2357 | 13 | 2021-03-17 19:24:01 |
Sala Sismica INGV-Roma | 88226151 |
Field | Value |
---|---|
Time (UTC) | 2021-03-17 17:43:13 ± 0.1 |
Latitude | 42.7352 ± 0.0036 |
Longitude | 13.2357 ± 0.0073 |
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 | 88226151 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 526 |
Semi-minor axis of confidence ellipse (meter) | 351 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 243 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 530.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 134 |
Number of associated phases, regardless of their use for origin computation | 15 |
Number of defining phases | 13 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32016 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 88226151 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-03-17 19:24:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.POFI.HHZ. | 2021-03-17T17:43:46.60 | 3.0 | undecidable | manual | S | -0.03 | 0 | |||
IV.RM33.EHZ. | 2021-03-17T17:43:23.12 | 0.3 | undecidable | manual | S | 184 | 25.1526 | 98 | 0.02 | 74 |
IV.MMO1.EHZ. | 2021-03-17T17:43:21.73 | 0.1 | undecidable | manual | S | 22 | 19.6692 | 103 | 0.07 | 99 |
IV.MC2.EHZ. | 2021-03-17T17:43:21.96 | 0.6 | undecidable | manual | S | 349 | 19.9689 | 103 | 0.23 | 48 |
IV.FDMO.HHZ. | 2021-03-17T17:43:20.75 | 1.0 | positive | manual | P | 340 | 35.5422 | 94 | -0.05 | 24 |
IV.NRCA.HHZ. | 2021-03-17T17:43:20.30 | 0.1 | undecidable | manual | S | 318 | 14.7741 | 114 | -0.11 | 99 |
IV.TERO.HHZ. | 2021-03-17T17:43:20.17 | 0.6 | undecidable | manual | P | 112 | 32.5452 | 95 | -0.17 | 47 |
IV.SMA1.EHZ. | 2021-03-17T17:43:20.23 | 0.1 | undecidable | manual | S | 145 | 14.1747 | 116 | -0.04 | 100 |
IV.MTRA.EHE. | 2021-03-17T17:43:19.98 | 0.3 | undecidable | manual | S | 80 | 13.2756 | 118 | -0.09 | 75 |
IV.RM33.EHZ. | 2021-03-17T17:43:18.99 | 3.0 | undecidable | manual | P | 184 | 25.1526 | 98 | -0.22 | 0 |
IV.MC2.EHZ. | 2021-03-17T17:43:18.22 | 0.3 | undecidable | manual | P | 349 | 19.9689 | 103 | -0.2 | 72 |
IV.SMA1.EHZ. | 2021-03-17T17:43:17.72 | 0.1 | undecidable | manual | P | 145 | 14.1747 | 116 | 0.14 | 99 |
IV.MMO1.EHZ. | 2021-03-17T17:43:17.97 | 1.0 | undecidable | manual | P | 22 | 19.6692 | 103 | -0.41 | 23 |
IV.MTRA.EHE. | 2021-03-17T17:43:17.81 | 0.6 | undecidable | manual | P | 80 | 13.2756 | 118 | 0.34 | 47 |
IV.NRCA.HHZ. | 2021-03-17T17:43:17.72 | 0.1 | undecidable | manual | P | 318 | 14.7741 | 114 | 0.06 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.SMA1.EHE. | ML:0.8 | 0.00005165 | 0.38 | AML | other | m | 2021-03-17T17:43:20.67 |
IV.NRCA.HHE. | ML:1.3 | 0.00016849999999999998 | 0.1 | AML | other | m | 2021-03-17T17:43:20.55 |
IV.NRCA.HHN. | ML:1.1 | 0.00011580000000000001 | 1.88 | AML | other | m | 2021-03-17T17:43:20.99 |
IV.SMA1.EHN. | ML:0.8 | 0.00004910000000000001 | 0.78 | AML | other | m | 2021-03-17T17:43:21.48 |