A magnitude ML 1.7 earthquake occured in region: 3 km SW Cittareale (RI), on
and geographic coordinates (lat, lon) 42.5930, 13.1450 at 12 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
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 | 3 | 482 | 482 |
Posta | RI | 9 | 694 | 1176 |
Borbona | RI | 9 | 617 | 1793 |
Montereale | AQ | 11 | 2581 | 4374 |
Amatrice | RI | 13 | 2657 | 7031 |
Accumoli | RI | 14 | 667 | 7698 |
Leonessa | RI | 15 | 2435 | 10133 |
Capitignano | AQ | 15 | 665 | 10798 |
Cagnano Amiterno | AQ | 16 | 1369 | 12167 |
Monteleone di Spoleto | PG | 17 | 599 | 12766 |
Micigliano | RI | 17 | 127 | 12893 |
Cascia | PG | 18 | 3217 | 16110 |
Campotosto | AQ | 19 | 542 | 16652 |
Barete | AQ | 19 | 737 | 17389 |
Antrodoco | RI | 20 | 2588 | 19977 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.7 | 2021-07-21 12:12:26 |
42.5927 | 13.1448 | 12 | 2021-12-29 11:12:20 |
Bollettino Sismico Italiano INGV | 93997551 |
Reviewed Rev100 |
ML 1.6 | 2021-07-21 12:12:26 |
42.6112 | 13.1517 | 9 | 2021-07-21 12:19:09 |
Sala Sismica INGV-Roma | 93014471 |
Field | Value |
---|---|
Time (UTC) | 2021-07-21 12:12:26 ± 0.06 |
Latitude | 42.5927 ± 0.0036 |
Longitude | 13.1448 ± 0.0049 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 93997551 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 354 |
Semi-minor axis of confidence ellipse (meter) | 202 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 30 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 350.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 83 |
Number of associated phases, regardless of their use for origin computation | 30 |
Number of defining phases | 27 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.50092 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 16 |
Field | Value |
---|---|
Value | 1.7 |
Uncertainty | 0.2 |
Num. used stations | 14 |
Type of magnitude | ML |
Reference to an origin | 93997551 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-08-12 08:12:55 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.3 |
Num. used stations | 18 |
Type of magnitude | ML |
Reference to an origin | 93014471 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-07-21 12:19:09 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.CRE.HHZ. | 2021-07-21T12:13:08.92 | 3.0 | undecidable | manual | S | 0.05 | 0 | |||
IV.VCEL.EHZ. | 2021-07-21T12:12:47.59 | 3.0 | undecidable | manual | S | 0 | ||||
IV.GIGS.HHN. | 2021-07-21T12:12:39.58 | 0.1 | undecidable | manual | S | 114 | 38.2284 | 93 | 0.37 | 89 |
IV.FIAM.HNN. | 2021-07-21T12:12:38.65 | 0.6 | undecidable | manual | S | 184 | 36.0417 | 93 | 0.02 | 48 |
IV.MC2.EHZ. | 2021-07-21T12:12:38.96 | 0.3 | undecidable | manual | S | 6 | 35.5422 | 93 | 0.47 | 66 |
IV.TERO.HHN. | 2021-07-21T12:12:38.86 | 1.0 | undecidable | manual | S | 85 | 37.629 | 93 | -0.19 | 23 |
IV.MF5.EHZ. | 2021-07-21T12:12:36.14 | 0.6 | negative | manual | P | 30 | 50.8158 | 92 | 0.36 | 44 |
IV.VCEL.EHZ. | 2021-07-21T12:12:36.30 | 3.0 | undecidable | manual | P | 0 | ||||
IV.CSP1.EHZ. | 2021-07-21T12:12:36.68 | 0.3 | positive | manual | P | 5 | 55.5999 | 92 | 0.16 | 68 |
IV.GAVE.EHZ. | 2021-07-21T12:12:35.07 | 0.1 | undecidable | manual | S | 298 | 23.2545 | 97 | -0.15 | 96 |
IV.NRCA.HHZ. | 2021-07-21T12:12:35.79 | 0.6 | undecidable | manual | S | 355 | 26.8509 | 95 | -0.38 | 45 |
IV.MTRA.EHZ. | 2021-07-21T12:12:35.86 | 0.6 | undecidable | manual | S | 48 | 27.4503 | 95 | -0.47 | 44 |
IV.FDMO.HHZ. | 2021-07-21T12:12:35.45 | 0.6 | positive | manual | P | 355 | 49.5171 | 92 | -0.13 | 46 |
IV.MMO1.HNE. | 2021-07-21T12:12:33.63 | 0.3 | undecidable | manual | P | 23 | 37.1295 | 93 | -0.05 | 72 |
IV.TERO.HHN. | 2021-07-21T12:12:33.29 | 0.1 | undecidable | manual | P | 85 | 37.629 | 93 | -0.47 | 87 |
IV.FIAM.HNN. | 2021-07-21T12:12:33.46 | 0.1 | undecidable | manual | P | 184 | 36.0417 | 93 | -0.06 | 96 |
IV.SMA1.EHZ. | 2021-07-21T12:12:33.25 | 0.6 | undecidable | manual | S | 75 | 16.0728 | 107 | -0.1 | 49 |
IV.MC2.EHZ. | 2021-07-21T12:12:33.43 | 0.1 | undecidable | manual | P | 6 | 35.5422 | 93 | -0.01 | 96 |
IV.GIGS.HHN. | 2021-07-21T12:12:33.95 | 0.1 | undecidable | manual | P | 114 | 38.2284 | 93 | 0.09 | 94 |
IV.ARRO.EHZ. | 2021-07-21T12:12:32.88 | 0.6 | negative | manual | P | 267 | 31.0467 | 94 | 0.14 | 47 |
IV.T1299.HNZ. | 2021-07-21T12:12:32.56 | 0.3 | undecidable | manual | S | 68 | 12.1767 | 120 | 0.19 | 73 |
IV.LNSS.HHZ. | 2021-07-21T12:12:31.58 | 0.1 | undecidable | manual | S | 278 | 8.5803 | 134 | -0.04 | 100 |
IV.GAVE.EHZ. | 2021-07-21T12:12:31.63 | 0.3 | positive | manual | P | 298 | 23.2545 | 97 | 0.08 | 73 |
IV.RM33.EHZ. | 2021-07-21T12:12:31.89 | 0.1 | undecidable | manual | S | 148 | 10.878 | 124 | -0.2 | 96 |
IV.NRCA.HHZ. | 2021-07-21T12:12:31.94 | 0.1 | positive | manual | P | 355 | 26.8509 | 95 | -0.16 | 95 |
IV.MTRA.EHZ. | 2021-07-21T12:12:31.96 | 0.1 | positive | manual | P | 48 | 27.4503 | 95 | -0.23 | 93 |
IV.SMA1.EHZ. | 2021-07-21T12:12:30.61 | 0.1 | positive | manual | P | 75 | 16.0728 | 107 | 0.14 | 97 |
IV.T1299.HNZ. | 2021-07-21T12:12:30.02 | 0.3 | undecidable | manual | P | 68 | 12.1767 | 120 | 0.12 | 74 |
IV.LNSS.HHZ. | 2021-07-21T12:12:29.64 | 0.1 | negative | manual | P | 278 | 8.5803 | 134 | 0.17 | 98 |
IV.RM33.EHZ. | 2021-07-21T12:12:29.85 | 0.1 | undecidable | manual | P | 148 | 10.878 | 124 | 0.11 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.LNSS.HHN. | ML:2.1 | 0.0016200000000000001 | 0.7 | AML | other | m | 2021-07-21T12:12:31.72 |
IV.LNSS.HHE. | ML:2.1 | 0.001675 | 0.12 | AML | other | m | 2021-07-21T12:12:31.82 |
IV.RM33.EHN. | ML:1.8 | 0.0006745 | 0.26 | AML | other | m | 2021-07-21T12:12:32.13 |
IV.RM33.EHE. | ML:1.5 | 0.0003525 | 0.58 | AML | other | m | 2021-07-21T12:12:32.01 |
IV.SMA1.EHE. | ML:1.8 | 0.0005185 | 0.48 | AML | other | m | 2021-07-21T12:12:33.65 |
IV.SMA1.EHN. | ML:1.7 | 0.00043100000000000007 | 0.52 | AML | other | m | 2021-07-21T12:12:33.53 |
IV.GAVE.EHN. | ML:1.5 | 0.000177 | 0.18 | AML | other | m | 2021-07-21T12:12:35.20 |
IV.GAVE.EHE. | ML:1.8 | 0.000365 | 0.6 | AML | other | m | 2021-07-21T12:12:35.58 |
IV.MTRA.EHE. | ML:1.6 | 0.0001825 | 1.02 | AML | other | m | 2021-07-21T12:12:35.45 |
IV.NRCA.HHN. | ML:1.6 | 0.000225 | 1.86 | AML | other | m | 2021-07-21T12:12:36.95 |
IV.NRCA.HHE. | ML:2.0 | 0.000547 | 0.16 | AML | other | m | 2021-07-21T12:12:36.01 |
IV.MTRA.EHN. | ML:1.6 | 0.0002145 | 0.4 | AML | other | m | 2021-07-21T12:12:36.23 |
IV.CSP1.EHE. | ML:1.5 | 0.00006355 | 1.22 | AML | other | m | 2021-07-21T12:12:46.07 |
IV.CSP1.EHN. | ML:1.5 | 0.0000739 | 1.02 | AML | other | m | 2021-07-21T12:12:46.75 |