A magnitude ML 1.1 earthquake occured in region: 2 km SW Cittareale (RI), on
and geographic coordinates (lat, lon) 42.6040, 13.1490 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 |
---|---|---|---|---|
Cittareale | RI | 2 | 482 | 482 |
Posta | RI | 10 | 694 | 1176 |
Borbona | RI | 10 | 617 | 1793 |
Amatrice | RI | 12 | 2657 | 4450 |
Montereale | AQ | 12 | 2581 | 7031 |
Accumoli | RI | 13 | 667 | 7698 |
Capitignano | AQ | 16 | 665 | 8363 |
Leonessa | RI | 16 | 2435 | 10798 |
Cascia | PG | 17 | 3217 | 14015 |
Monteleone di Spoleto | PG | 17 | 599 | 14614 |
Cagnano Amiterno | AQ | 17 | 1369 | 15983 |
Micigliano | RI | 19 | 127 | 16110 |
Campotosto | AQ | 19 | 542 | 16652 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.1 | 2021-09-24 20:12:47 |
42.604 | 13.1492 | 12 | 2021-09-24 20:19:16 |
Sala Sismica INGV-Roma | 95845171 |
Field | Value |
---|---|
Time (UTC) | 2021-09-24 20:12:47 ± 0.1 |
Latitude | 42.6040 ± 0.0045 |
Longitude | 13.1492 ± 0.0037 |
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 | 95845171 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 414 |
Semi-minor axis of confidence ellipse (meter) | 375 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 192 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 410.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 112 |
Number of associated phases, regardless of their use for origin computation | 20 |
Number of defining phases | 11 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.11 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32286 |
Number of stations at which the event was observed | 15 |
Number of stations from which data was used for origin computation | 6 |
Field | Value |
---|---|
Value | 1.1 |
Uncertainty | 0.2 |
Num. used stations | 8 |
Type of magnitude | ML |
Reference to an origin | 95845171 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-09-24 20:19:16 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.FERS.EHZ. | 2021-09-24T20:14:25.20 | 3.0 | undecidable | manual | Sg | 10.24 | 0 | |||
IV.CPGN.EHZ. | 2021-09-24T20:13:52.77 | 3.0 | undecidable | manual | Sg | 5.28 | 0 | |||
IV.ORI.HHZ. | 2021-09-24T20:13:44.65 | 3.0 | undecidable | manual | Sg | 0.63 | 0 | |||
TV.SF04.EHZ. | 2021-09-24T20:13:28.56 | 3.0 | undecidable | manual | Sn | 3.94 | 0 | |||
IV.ZCCA.HHZ. | 2021-09-24T20:13:28.00 | 3.0 | negative | manual | Pn | 11.35 | 0 | |||
IV.PIPA.HHZ. | 2021-09-24T20:13:17.67 | 3.0 | negative | manual | Pg | 6.51 | 0 | |||
IV.PESA.HHZ. | 2021-09-24T20:13:09.54 | 3.0 | undecidable | manual | Pn | -0.61 | 0 | |||
IV.SPS2.HHZ. | 2021-09-24T20:13:06.32 | 3.0 | undecidable | manual | Pn | -0.8 | 0 | |||
IV.MMO1.EHZ. | 2021-09-24T20:12:59.84 | 0.6 | undecidable | manual | S | 24 | 35.8419 | 93 | -0.04 | 48 |
IV.GAVE.EHZ. | 2021-09-24T20:12:56.30 | 0.6 | undecidable | manual | S | 295 | 22.9548 | 98 | -0.17 | 49 |
IV.SMA1.EHZ. | 2021-09-24T20:12:54.48 | 0.6 | undecidable | manual | S | 79 | 15.4734 | 109 | -0.04 | 50 |
IV.MMO1.EHZ. | 2021-09-24T20:12:54.68 | 1.0 | negative | manual | P | 24 | 35.8419 | 93 | -0.12 | 24 |
IV.ARRO.EHZ. | 2021-09-24T20:12:54.14 | 1.0 | positive | manual | P | 265 | 31.4463 | 94 | 0.02 | 25 |
IV.RM33.EHZ. | 2021-09-24T20:12:53.40 | 0.6 | undecidable | manual | S | 153 | 11.7771 | 121 | -0.23 | 49 |
IV.GAVE.EHZ. | 2021-09-24T20:12:52.83 | 0.6 | positive | manual | P | 295 | 22.9548 | 98 | 0 | 50 |
IV.LNSS.HHZ. | 2021-09-24T20:12:52.91 | 0.6 | undecidable | manual | S | 269 | 8.88 | 133 | -0.1 | 51 |
IV.SMA1.EHZ. | 2021-09-24T20:12:51.86 | 0.3 | positive | manual | P | 79 | 15.4734 | 109 | 0.16 | 74 |
IV.RM33.EHZ. | 2021-09-24T20:12:51.22 | 1.0 | undecidable | manual | P | 153 | 11.7771 | 121 | 0.03 | 25 |
IX.SCL3.EHZ.02 | 2021-09-24T20:12:51.55 | 3.0 | negative | manual | Pn | -4.32 | 0 | |||
IV.LNSS.HHZ. | 2021-09-24T20:12:50.97 | 0.1 | negative | manual | P | 269 | 8.88 | 133 | 0.14 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHE. | ML:1.5 | 0.00036899999999999997 | 0.14 | AML | other | m | 2021-09-24T20:12:53.16 |
IV.LNSS.HHN. | ML:1.2 | 0.000184 | 0.44 | AML | other | m | 2021-09-24T20:12:53.69 |
IV.RM33.EHN. | ML:1.0 | 0.0000931 | 0.26 | AML | other | m | 2021-09-24T20:12:53.50 |
IV.RM33.EHE. | ML:1.0 | 0.00011449999999999999 | 0.56 | AML | other | m | 2021-09-24T20:12:53.65 |
IV.SMA1.EHN. | ML:1.0 | 0.000093 | 0.3 | AML | other | m | 2021-09-24T20:12:54.78 |
IV.SMA1.EHE. | ML:1.2 | 0.00012015 | 0.3 | AML | other | m | 2021-09-24T20:12:54.91 |
IV.GAVE.EHN. | ML:0.8 | 0.000033 | 0.62 | AML | other | m | 2021-09-24T20:12:56.49 |
IV.GAVE.EHE. | ML:0.9 | 0.000050299999999999996 | 0.16 | AML | other | m | 2021-09-24T20:12:56.74 |