A magnitude ML 1.1 earthquake occured in region: 4 km SW Borbona (RI), on
and geographic coordinates (lat, lon) 42.4860, 13.1080 at 9 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 |
---|---|---|---|---|
Borbona | RI | 4 | 617 | 617 |
Posta | RI | 4 | 694 | 1311 |
Micigliano | RI | 6 | 127 | 1438 |
Antrodoco | RI | 8 | 2588 | 4026 |
Borgo Velino | RI | 10 | 972 | 4998 |
Cagnano Amiterno | AQ | 10 | 1369 | 6367 |
Castel Sant'Angelo | RI | 12 | 1308 | 7675 |
Montereale | AQ | 12 | 2581 | 10256 |
Leonessa | RI | 15 | 2435 | 12691 |
Barete | AQ | 15 | 737 | 13428 |
Cittareale | RI | 15 | 482 | 13910 |
Pizzoli | AQ | 16 | 4326 | 18236 |
Capitignano | AQ | 16 | 665 | 18901 |
Cantalice | RI | 17 | 2755 | 21656 |
Cittaducale | RI | 17 | 6828 | 28484 |
Scoppito | AQ | 18 | 3727 | 32211 |
Poggio Bustone | RI | 18 | 2055 | 34266 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-01-20 02:59:06 |
42.4857 | 13.1077 | 9 | 2021-01-20 03:08:04 |
Sala Sismica INGV-Roma | 86388311 |
Field | Value |
---|---|
Time (UTC) | 2021-01-20 02:59:06 ± 0.26 |
Latitude | 42.4857 ± 0.0117 |
Longitude | 13.1077 ± 0.0098 |
Depth (km) | 9 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 86388311 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1397 |
Semi-minor axis of confidence ellipse (meter) | 507 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 202 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1400.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 264 |
Number of associated phases, regardless of their use for origin computation | 8 |
Number of defining phases | 8 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.08184 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34804 |
Number of stations at which the event was observed | 4 |
Number of stations from which data was used for origin computation | 4 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 86388311 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-01-20 03:08:04 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.NRCA.HHZ. | 2021-01-20T02:59:19.40 | 0.6 | undecidable | manual | S | 1 | 38.628 | 50 | -0.16 | 46 |
IV.SMA1.EHZ. | 2021-01-20T02:59:15.63 | 0.3 | undecidable | manual | S | 49 | 24.5532 | 110 | 0.17 | 71 |
IV.NRCA.HHZ. | 2021-01-20T02:59:13.89 | 0.1 | undecidable | manual | P | 1 | 38.628 | 50 | -0.09 | 94 |
IV.LNSS.HHZ. | 2021-01-20T02:59:12.12 | 0.1 | undecidable | manual | S | 337 | 14.1747 | 123 | -0.08 | 99 |
IV.SMA1.EHZ. | 2021-01-20T02:59:11.88 | 0.3 | undecidable | manual | P | 49 | 24.5532 | 110 | 0.26 | 70 |
IV.RM33.EHZ. | 2021-01-20T02:59:10.57 | 0.1 | undecidable | manual | S | 73 | 9.0798 | 135 | -0.27 | 96 |
IV.RM33.EHZ. | 2021-01-20T02:59:09.00 | 0.1 | undecidable | manual | P | 73 | 9.0798 | 135 | 0.05 | 100 |
IV.LNSS.HHZ. | 2021-01-20T02:59:09.88 | 0.1 | undecidable | manual | P | 337 | 14.1747 | 123 | 0.15 | 97 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHE. | ML:1.2 | 0.00020800000000000001 | 0.22 | AML | other | m | 2021-01-20T02:59:11.07 |
IV.RM33.EHN. | ML:1.1 | 0.0001645 | 0.7 | AML | other | m | 2021-01-20T02:59:11.60 |
IV.LNSS.HHN. | ML:1.0 | 0.000101 | 0.96 | AML | other | m | 2021-01-20T02:59:13.92 |
IV.LNSS.HHE. | ML:1.2 | 0.00015500000000000003 | 0.4 | AML | other | m | 2021-01-20T02:59:13.32 |
IV.SMA1.EHN. | ML:1.3 | 0.0001175 | 0.26 | AML | other | m | 2021-01-20T02:59:16.14 |
IV.SMA1.EHE. | ML:1.3 | 0.0001175 | 0.24 | AML | other | m | 2021-01-20T02:59:16.24 |
IV.NRCA.HHE. | ML:0.8 | 0.00002705 | 0.78 | AML | other | m | 2021-01-20T02:59:19.29 |
IV.NRCA.HHN. | ML:0.7 | 0.00002205 | 0.8 | AML | other | m | 2021-01-20T02:59:20.28 |