A magnitude ML 1.3 earthquake occured in region: 4 km W Posta (RI), on
and geographic coordinates (lat, lon) 42.5430, 13.0490 at 12 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 |
---|---|---|---|---|
Posta | RI | 5 | 694 | 694 |
Leonessa | RI | 7 | 2435 | 3129 |
Borbona | RI | 8 | 617 | 3746 |
Micigliano | RI | 10 | 127 | 3873 |
Cittareale | RI | 12 | 482 | 4355 |
Poggio Bustone | RI | 14 | 2055 | 6410 |
Antrodoco | RI | 14 | 2588 | 8998 |
Cantalice | RI | 14 | 2755 | 11753 |
Monteleone di Spoleto | PG | 15 | 599 | 12352 |
Borgo Velino | RI | 15 | 972 | 13324 |
Rivodutri | RI | 16 | 1253 | 14577 |
Montereale | AQ | 16 | 2581 | 17158 |
Castel Sant'Angelo | RI | 17 | 1308 | 18466 |
Cagnano Amiterno | AQ | 17 | 1369 | 19835 |
Polino | TR | 17 | 233 | 20068 |
Morro Reatino | RI | 18 | 373 | 20441 |
Cittaducale | RI | 19 | 6828 | 27269 |
Cascia | PG | 20 | 3217 | 30486 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.3 | 2021-04-27 11:19:58 |
42.5433 | 13.0492 | 12 | 2021-04-27 11:31:01 |
Sala Sismica INGV-Roma | 89525381 |
Field | Value |
---|---|
Time (UTC) | 2021-04-27 11:19:58 ± 0.09 |
Latitude | 42.5433 ± 0.0063 |
Longitude | 13.0492 ± 0.0049 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 89525381 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 709 |
Semi-minor axis of confidence ellipse (meter) | 78 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 7 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 710.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 174 |
Number of associated phases, regardless of their use for origin computation | 17 |
Number of defining phases | 15 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.43797 |
Number of stations at which the event was observed | 10 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 1.3 |
Uncertainty | 0.2 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 89525381 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-27 11:31:01 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ARVD.HHZ. | 2021-04-27T11:20:28.10 | 3.0 | undecidable | manual | S | -0.32 | 0 | |||
IV.T1299.EHZ. | 2021-04-27T11:20:24.14 | 3.0 | undecidable | manual | P | 0 | ||||
IV.TERO.HHZ. | 2021-04-27T11:20:12.96 | 0.3 | undecidable | manual | S | 79 | 46.1205 | 92 | -0.33 | 68 |
IV.NRCA.HHE. | 2021-04-27T11:20:09.40 | 0.3 | undecidable | manual | S | 9 | 32.6451 | 94 | -0.28 | 70 |
IV.ARRO.EHZ. | 2021-04-27T11:20:07.14 | 0.3 | undecidable | manual | S | 280 | 23.4543 | 97 | -0.11 | 71 |
IV.MOMA.HHZ. | 2021-04-27T11:20:07.54 | 0.6 | undecidable | manual | P | 307 | 48.618 | 92 | 0.12 | 47 |
IV.SMA1.EHZ. | 2021-04-27T11:20:07.97 | 0.3 | undecidable | manual | S | 67 | 25.2525 | 96 | 0.24 | 70 |
IV.GAVE.EHZ. | 2021-04-27T11:20:06.54 | 0.3 | undecidable | manual | S | 323 | 20.7681 | 99 | 0 | 74 |
IV.TERO.HHZ. | 2021-04-27T11:20:06.97 | 0.1 | undecidable | manual | P | 79 | 46.1205 | 92 | -0.08 | 95 |
IV.SMA1.EHZ. | 2021-04-27T11:20:04.06 | 0.1 | undecidable | manual | P | 67 | 25.2525 | 96 | 0.22 | 94 |
IV.NRCA.HHE. | 2021-04-27T11:20:04.92 | 0.1 | undecidable | manual | P | 9 | 32.6451 | 94 | -0.04 | 98 |
IV.RM33.EHZ. | 2021-04-27T11:20:04.60 | 0.3 | undecidable | manual | S | 106 | 14.0748 | 113 | -0.2 | 74 |
IV.GAVE.EHZ. | 2021-04-27T11:20:03.20 | 0.1 | undecidable | manual | P | 323 | 20.7681 | 99 | 0.05 | 100 |
IV.LNSS.HHZ. | 2021-04-27T11:20:03.18 | 0.3 | undecidable | manual | S | 354 | 6.5934 | 143 | -0.06 | 76 |
IV.ARRO.EHZ. | 2021-04-27T11:20:03.59 | 0.1 | undecidable | manual | P | 280 | 23.4543 | 97 | 0.03 | 99 |
IV.RM33.EHZ. | 2021-04-27T11:20:02.21 | 0.1 | undecidable | manual | P | 106 | 14.0748 | 113 | 0.07 | 100 |
IV.LNSS.HHZ. | 2021-04-27T11:20:01.46 | 0.1 | undecidable | manual | P | 354 | 6.5934 | 143 | 0.22 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.6 | 0.0004955000000000001 | 0.12 | AML | other | m | 2021-04-27T11:20:03.46 |
IV.LNSS.HHN. | ML:1.4 | 0.000312 | 0.12 | AML | other | m | 2021-04-27T11:20:03.50 |
IV.RM33.EHN. | ML:1.0 | 0.0001007 | 0.24 | AML | other | m | 2021-04-27T11:20:04.70 |
IV.RM33.EHE. | ML:1.3 | 0.000165 | 0.28 | AML | other | m | 2021-04-27T11:20:04.84 |
IV.GAVE.EHN. | ML:1.2 | 0.00009425 | 1.36 | AML | other | m | 2021-04-27T11:20:07.21 |
IV.SMA1.EHE. | ML:1.2 | 0.0000776 | 0.2 | AML | other | m | 2021-04-27T11:20:08.28 |
IV.SMA1.EHN. | ML:1.4 | 0.0001425 | 0.24 | AML | other | m | 2021-04-27T11:20:08.29 |
IV.GAVE.EHE. | ML:1.1 | 0.00007925 | 0.5 | AML | other | m | 2021-04-27T11:20:08.37 |
IV.TERO.HHE. | ML:1.2 | 0.000037749999999999996 | 0.36 | AML | other | m | 2021-04-27T11:20:13.32 |
IV.TERO.HHN. | ML:1.4 | 0.00006835 | 1.58 | AML | other | m | 2021-04-27T11:20:13.81 |
IV.ARVD.HHN. | ML:1.6 | 0.0000375 | 0.42 | AML | other | m | 2021-04-27T11:20:23.44 |
IV.ARVD.HHE. | ML:1.6 | 0.0000393 | 0.42 | AML | other | m | 2021-04-27T11:20:52.40 |