A magnitude ML 1.1 earthquake occured in region: 4 km S Cittareale (RI), on
and geographic coordinates (lat, lon) 42.5850, 13.1570 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 |
---|---|---|---|---|
Cittareale | RI | 4 | 482 | 482 |
Borbona | RI | 8 | 617 | 1099 |
Posta | RI | 8 | 694 | 1793 |
Montereale | AQ | 10 | 2581 | 4374 |
Amatrice | RI | 12 | 2657 | 7031 |
Capitignano | AQ | 14 | 665 | 7696 |
Accumoli | RI | 14 | 667 | 8363 |
Cagnano Amiterno | AQ | 15 | 1369 | 9732 |
Leonessa | RI | 16 | 2435 | 12167 |
Micigliano | RI | 17 | 127 | 12294 |
Campotosto | AQ | 18 | 542 | 12836 |
Barete | AQ | 18 | 737 | 13573 |
Monteleone di Spoleto | PG | 18 | 599 | 14172 |
Cascia | PG | 19 | 3217 | 17389 |
Antrodoco | RI | 20 | 2588 | 19977 |
Pizzoli | AQ | 20 | 4326 | 24303 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-07-29 07:44:18 |
42.5853 | 13.1568 | 13 | 2021-07-29 07:54:25 |
Sala Sismica INGV-Roma | 93336681 |
Field | Value |
---|---|
Time (UTC) | 2021-07-29 07:44:18 ± 0.1 |
Latitude | 42.5853 ± 0.0081 |
Longitude | 13.1568 ± 0.0049 |
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 | 93336681 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 751 |
Semi-minor axis of confidence ellipse (meter) | 420 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 176 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 750.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 131 |
Number of associated phases, regardless of their use for origin computation | 25 |
Number of defining phases | 12 |
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) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.25001 |
Number of stations at which the event was observed | 19 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 93336681 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-29 07:54:25 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ZEN8.EHZ. | 2021-07-29T07:45:35.25 | 3.0 | undecidable | manual | Sn | -3.07 | 0 | |||
IV.HVIT.HHZ. | 2021-07-29T07:45:33.00 | 3.0 | negative | manual | Pn | -5.41 | 0 | |||
IX.SNR3.EHZ.02 | 2021-07-29T07:45:15.97 | 3.0 | undecidable | manual | Sn | -9.99 | 0 | |||
IV.ZEN8.EHZ. | 2021-07-29T07:45:06.54 | 3.0 | undecidable | manual | Pn | 5.54 | 0 | |||
MN.TRI.HHZ. | 2021-07-29T07:45:05.11 | 3.0 | negative | manual | Pg | 6.58 | 0 | |||
FR.AJAC.HHZ.00 | 2021-07-29T07:44:59.67 | 3.0 | undecidable | manual | Pn | 0.42 | 0 | |||
IV.MCRV.HHZ. | 2021-07-29T07:44:55.26 | 3.0 | undecidable | manual | Pg | 1.3 | 0 | |||
IV.CAVE.HHZ. | 2021-07-29T07:44:50.35 | 3.0 | positive | manual | Pn | -0.17 | 0 | |||
IV.FAGN.HHZ. | 2021-07-29T07:44:42.29 | 3.0 | undecidable | manual | Sg | 2.77 | 0 | |||
IV.VCEL.EHZ. | 2021-07-29T07:44:38.67 | 3.0 | undecidable | manual | Sn | -3.08 | 0 | |||
IV.SENI.HNZ. | 2021-07-29T07:44:32.14 | 3.0 | negative | manual | P | 1.5 | 0 | |||
IV.PP3.EHZ. | 2021-07-29T07:44:29.71 | 3.0 | positive | manual | P | 0.75 | 0 | |||
IV.INTR.HHZ. | 2021-07-29T07:44:28.83 | 3.0 | undecidable | manual | Pn | -3.89 | 0 | |||
IV.MTRA.EHN. | 2021-07-29T07:44:28.16 | 0.1 | undecidable | manual | S | 46 | 27.2505 | 96 | -0.3 | 91 |
IV.GAVE.EHE. | 2021-07-29T07:44:27.87 | 0.3 | undecidable | manual | S | 299 | 24.4533 | 98 | 0.15 | 73 |
IV.SMA1.EHZ. | 2021-07-29T07:44:25.46 | 0.1 | undecidable | manual | S | 71 | 15.3735 | 111 | 0.1 | 100 |
IV.MTRA.EHN. | 2021-07-29T07:44:24.34 | 0.1 | undecidable | manual | P | 46 | 27.2505 | 96 | 0 | 98 |
IV.NRCA.HHN. | 2021-07-29T07:44:24.40 | 0.3 | undecidable | manual | P | 353 | 27.75 | 96 | -0.01 | 73 |
IV.GAVE.EHE. | 2021-07-29T07:44:23.99 | 0.3 | undecidable | manual | P | 299 | 24.4533 | 98 | 0.08 | 73 |
IV.LNSS.HHZ. | 2021-07-29T07:44:23.90 | 0.1 | undecidable | manual | S | 282 | 9.6792 | 131 | -0.16 | 99 |
IV.RM33.EHZ. | 2021-07-29T07:44:23.74 | 0.1 | undecidable | manual | S | 151 | 9.6792 | 131 | -0.31 | 97 |
IV.SMA1.EHZ. | 2021-07-29T07:44:22.83 | 0.1 | positive | manual | P | 71 | 15.3735 | 111 | 0.28 | 96 |
IV.T1299.EHE. | 2021-07-29T07:44:22.18 | 0.3 | undecidable | manual | P | 62 | 11.5773 | 123 | 0.16 | 74 |
IV.RM33.EHZ. | 2021-07-29T07:44:21.87 | 0.1 | undecidable | manual | P | 151 | 9.6792 | 131 | 0.08 | 100 |
IV.LNSS.HHZ. | 2021-07-29T07:44:21.94 | 0.1 | undecidable | manual | P | 282 | 9.6792 | 131 | 0.15 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHN. | ML:1.2 | 0.00017535 | 1.74 | AML | other | m | 2021-07-29T07:44:24.11 |
IV.LNSS.HHN. | ML:1.0 | 0.0001265 | 0.28 | AML | other | m | 2021-07-29T07:44:24.13 |
IV.RM33.EHE. | ML:1.0 | 0.00011599999999999999 | 0.12 | AML | other | m | 2021-07-29T07:44:24.18 |
IV.LNSS.HHE. | ML:1.1 | 0.00013729999999999998 | 0.74 | AML | other | m | 2021-07-29T07:44:24.42 |