A magnitude ML 0.5 earthquake occured in region: 3 km E Pizzoli (AQ), on
and geographic coordinates (lat, lon) 42.4440, 13.3280 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 |
---|---|---|---|---|
Pizzoli | AQ | 3 | 4326 | 4326 |
Barete | AQ | 4 | 737 | 5063 |
Cagnano Amiterno | AQ | 9 | 1369 | 6432 |
Capitignano | AQ | 9 | 665 | 7097 |
Scoppito | AQ | 10 | 3727 | 10824 |
Montereale | AQ | 11 | 2581 | 13405 |
L'Aquila | AQ | 12 | 69753 | 83158 |
Campotosto | AQ | 13 | 542 | 83700 |
Lucoli | AQ | 17 | 1011 | 84711 |
Crognaleto | TE | 17 | 1297 | 86008 |
Tornimparte | AQ | 17 | 3187 | 89195 |
Borbona | RI | 18 | 617 | 89812 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 0.5 | 2021-04-20 03:50:20 |
42.4442 | 13.3278 | 13 | 2021-07-12 16:55:16 |
Bollettino Sismico Italiano INGV | 91699851 |
Reviewed Rev100 |
ML 0.6 | 2021-04-20 03:50:19 |
42.4238 | 13.3418 | 11 | 2021-04-20 04:19:15 |
Sala Sismica INGV-Roma | 89281861 |
Field | Value |
---|---|
Time (UTC) | 2021-04-20 03:50:20 ± 0.15 |
Latitude | 42.4442 ± 0.0045 |
Longitude | 13.3278 ± 0.0061 |
Depth (km) | 13 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 91699851 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 567 |
Semi-minor axis of confidence ellipse (meter) | 256 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 38 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 570.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 159 |
Number of associated phases, regardless of their use for origin computation | 26 |
Number of defining phases | 16 |
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) | 0.27070 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 8 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 91699851 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2021-06-22 09:13:05 |
Field | Value |
---|---|
Value | 0.6 |
Uncertainty | 0.3 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 89281861 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-04-20 04:19:15 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.ZEN8.EHZ. | 2021-04-20T03:52:15.94 | 3.0 | undecidable | manual | Sg | 13.04 | 0 | |||
AC.KBN.HHZ. | 2021-04-20T03:52:07.84 | 3.0 | negative | manual | Pg | 21.33 | 0 | |||
IV.ACATE.HNZ. | 2021-04-20T03:51:55.30 | 3.0 | positive | manual | Pg | 14.45 | 0 | |||
GU.BLANC.HHZ. | 2021-04-20T03:51:50.31 | 3.0 | undecidable | manual | Pn | 4.78 | 0 | |||
IV.HVIT.HHZ. | 2021-04-20T03:51:40.47 | 3.0 | positive | manual | Pn | -0.84 | 0 | |||
IV.SEI.HHZ. | 2021-04-20T03:51:25.39 | 3.0 | undecidable | manual | Sn | 0.15 | 0 | |||
MN.TRI.HHZ. | 2021-04-20T03:51:19.75 | 3.0 | undecidable | manual | Pg | 7.96 | 0 | |||
CR.ZAG.BHZ. | 2021-04-20T03:51:18.72 | 3.0 | undecidable | manual | Pn | -1.15 | 0 | |||
IV.VAGA.HHZ. | 2021-04-20T03:50:57.18 | 3.0 | undecidable | manual | S | -2.62 | 0 | |||
IV.VIVA.HHZ. | 2021-04-20T03:50:35.83 | 3.0 | positive | manual | P | 0.02 | 0 | |||
IV.LNSS.HHZ. | 2021-04-20T03:50:30.87 | 0.6 | undecidable | manual | S | 307 | 29.3484 | 95 | 0.12 | 48 |
IV.TERO.HHZ. | 2021-04-20T03:50:30.47 | 0.3 | undecidable | manual | S | 49 | 30.0477 | 95 | -0.46 | 67 |
IV.SMA1.EHZ. | 2021-04-20T03:50:28.69 | 0.6 | undecidable | manual | S | 2 | 20.6682 | 100 | 0.24 | 47 |
IV.GIGS.HJZ. | 2021-04-20T03:50:28.36 | 0.6 | undecidable | manual | S | 87 | 20.0688 | 101 | 0.07 | 49 |
IV.T1299.EHE. | 2021-04-20T03:50:28.90 | 0.3 | undecidable | manual | S | 350 | 21.4674 | 99 | 0.25 | 71 |
IV.TERO.HHZ. | 2021-04-20T03:50:26.66 | 0.3 | undecidable | manual | P | 49 | 30.0477 | 95 | 0.16 | 71 |
IV.CAMP.HHZ. | 2021-04-20T03:50:26.20 | 0.6 | undecidable | manual | S | 33 | 12.1767 | 121 | -0.1 | 50 |
MN.AQU.HNZ. | 2021-04-20T03:50:26.27 | 0.6 | undecidable | manual | S | 148 | 11.7771 | 122 | 0.04 | 50 |
IV.RM33.EHZ. | 2021-04-20T03:50:26.01 | 0.3 | undecidable | manual | S | 308 | 11.7771 | 122 | -0.2 | 73 |
IV.LNSS.HHZ. | 2021-04-20T03:50:26.27 | 0.3 | undecidable | manual | P | 307 | 29.3484 | 95 | -0.12 | 71 |
IV.SMA1.EHZ. | 2021-04-20T03:50:25.15 | 0.1 | undecidable | manual | P | 2 | 20.6682 | 100 | 0.08 | 98 |
IV.GIGS.HJZ. | 2021-04-20T03:50:24.96 | 0.3 | undecidable | manual | P | 87 | 20.0688 | 101 | -0.01 | 74 |
IV.T1299.EHE. | 2021-04-20T03:50:24.94 | 0.3 | undecidable | manual | P | 350 | 21.4674 | 99 | -0.24 | 71 |
IV.RM33.EHZ. | 2021-04-20T03:50:23.85 | 0.1 | undecidable | manual | P | 308 | 11.7771 | 122 | 0.08 | 100 |
IV.CAMP.HHZ. | 2021-04-20T03:50:23.93 | 0.3 | undecidable | manual | P | 33 | 12.1767 | 121 | 0.1 | 74 |
MN.AQU.HNZ. | 2021-04-20T03:50:23.90 | 0.3 | undecidable | manual | P | 148 | 11.7771 | 122 | 0.12 | 75 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.RM33.EHN. | ML:0.7 | 0.000056149999999999996 | 0.46 | AML | other | m | 2021-04-20T03:50:26.33 |
IV.RM33.EHE. | ML:0.7 | 0.00005115 | 0.44 | AML | other | m | 2021-04-20T03:50:26.66 |
IV.SMA1.EHE. | ML:0.5 | 0.00001802291 | 0.16 | AML | other | m | 2021-04-20T03:50:28.88 |
IV.TERO.HHE. | ML:0.0 | 0.000006985177 | 0.5376 | AML | other | m | 2021-04-20T03:50:31.67 |