A magnitude ML 1.0 earthquake occured in region: 4 km SW Cittareale (RI), on
and geographic coordinates (lat, lon) 42.5860, 13.1330 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 |
---|---|---|---|---|
Cittareale | RI | 4 | 482 | 482 |
Posta | RI | 8 | 694 | 1176 |
Borbona | RI | 8 | 617 | 1793 |
Montereale | AQ | 12 | 2581 | 4374 |
Amatrice | RI | 14 | 2657 | 7031 |
Leonessa | RI | 14 | 2435 | 9466 |
Accumoli | RI | 15 | 667 | 10133 |
Capitignano | AQ | 16 | 665 | 10798 |
Cagnano Amiterno | AQ | 16 | 1369 | 12167 |
Micigliano | RI | 16 | 127 | 12294 |
Monteleone di Spoleto | PG | 17 | 599 | 12893 |
Cascia | PG | 18 | 3217 | 16110 |
Antrodoco | RI | 19 | 2588 | 18698 |
Barete | AQ | 19 | 737 | 19435 |
Campotosto | AQ | 20 | 542 | 19977 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2021-04-11 00:03:44 |
42.586 | 13.1332 | 11 | 2021-04-11 00:12:17 |
Sala Sismica INGV-Roma | 88989121 |
Field | Value |
---|---|
Time (UTC) | 2021-04-11 00:03:44 ± 0.09 |
Latitude | 42.5860 ± 0.0081 |
Longitude | 13.1332 ± 0.0086 |
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 | 88989121 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 1035 |
Semi-minor axis of confidence ellipse (meter) | 470 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 213 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1030.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 127 |
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) | 0.18 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50812 |
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 | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 10 |
Type of magnitude | ML |
Reference to an origin | 88989121 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-11 00:12:17 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.RNI2.HHZ. | 2021-04-11T00:04:23.23 | 3.0 | undecidable | manual | S | -0.01 | 0 | |||
IV.CSP1.EHZ. | 2021-04-11T00:04:02.70 | 0.6 | undecidable | manual | S | 6 | 56.3991 | 50 | 0.52 | 42 |
IV.RCAV.EHZ. | 2021-04-11T00:03:59.83 | 3.0 | undecidable | manual | P | 0.08 | 0 | |||
IV.MMO1.EHZ. | 2021-04-11T00:03:57.57 | 0.6 | undecidable | manual | S | 24 | 38.1285 | 50 | 0.26 | 46 |
IV.TERO.HHZ. | 2021-04-11T00:03:57.25 | 0.6 | undecidable | manual | S | 84 | 38.628 | 50 | -0.19 | 46 |
IV.CSP1.EHZ. | 2021-04-11T00:03:54.71 | 1.0 | positive | manual | P | 6 | 56.3991 | 50 | -0.06 | 23 |
IV.NRCA.HHZ. | 2021-04-11T00:03:54.09 | 0.6 | undecidable | manual | S | 357 | 27.4503 | 50 | -0.38 | 45 |
IV.MMO1.EHZ. | 2021-04-11T00:03:51.82 | 1.0 | undecidable | manual | P | 24 | 38.1285 | 50 | -0.14 | 23 |
IV.TERO.HHZ. | 2021-04-11T00:03:51.84 | 1.0 | undecidable | manual | P | 84 | 38.628 | 50 | -0.2 | 23 |
IV.SMA1.EHZ. | 2021-04-11T00:03:51.66 | 0.6 | undecidable | manual | S | 73 | 17.2716 | 50 | -0.06 | 49 |
IV.NRCA.HHZ. | 2021-04-11T00:03:50.00 | 0.6 | negative | manual | P | 357 | 27.4503 | 50 | -0.32 | 46 |
IV.ARRO.EHZ. | 2021-04-11T00:03:50.81 | 0.6 | negative | manual | P | 269 | 30.0477 | 50 | 0.1 | 48 |
IV.RM33.EHZ. | 2021-04-11T00:03:49.94 | 0.6 | undecidable | manual | S | 142 | 10.7781 | 136 | -0.08 | 50 |
IV.LNSS.HHZ. | 2021-04-11T00:03:49.15 | 0.6 | undecidable | manual | S | 284 | 7.7811 | 145 | -0.2 | 49 |
IV.SMA1.EHZ. | 2021-04-11T00:03:48.89 | 0.6 | negative | manual | P | 73 | 17.2716 | 50 | 0.16 | 49 |
IV.RM33.EHZ. | 2021-04-11T00:03:47.88 | 0.1 | undecidable | manual | P | 142 | 10.7781 | 136 | 0.13 | 99 |
IV.LNSS.HHZ. | 2021-04-11T00:03:47.45 | 0.1 | negative | manual | P | 284 | 7.7811 | 145 | 0.09 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.1 | 0.0001725 | 0.2 | AML | other | m | 2021-04-11T00:03:49.23 |
IV.LNSS.HHN. | ML:1.1 | 0.00017099999999999998 | 0.14 | AML | other | m | 2021-04-11T00:03:49.23 |
IV.RM33.EHN. | ML:1.0 | 0.00010385 | 0.28 | AML | other | m | 2021-04-11T00:03:50.11 |
IV.RM33.EHE. | ML:0.7 | 0.00005495 | 0.58 | AML | other | m | 2021-04-11T00:03:50.54 |
IV.SMA1.EHE. | ML:1.2 | 0.00013800000000000002 | 0.28 | AML | other | m | 2021-04-11T00:03:52.07 |
IV.SMA1.EHN. | ML:0.8 | 0.00004775 | 0.58 | AML | other | m | 2021-04-11T00:03:52.98 |
IV.NRCA.HHN. | ML:1.3 | 0.00009335 | 0.96 | AML | other | m | 2021-04-11T00:03:54.26 |
IV.NRCA.HHE. | ML:1.6 | 0.00020400000000000003 | 0.1 | AML | other | m | 2021-04-11T00:03:54.75 |
IV.TERO.HHE. | ML:0.6 | 0.0000129 | 0.72 | AML | other | m | 2021-04-11T00:03:57.70 |
IV.TERO.HHN. | ML:0.6 | 0.000015435 | 0.96 | AML | other | m | 2021-04-11T00:03:58.57 |