Earthquake with magnitude of ML 1.8 on date 14-07-2021 and time 16:58:22 (UTC) in region 5 km NW Poggio Picenze (AQ)

A magnitude ML 1.8 earthquake occured in region: 5 km NW Poggio Picenze (AQ), on

  • 14-07-2021 16:58:22 (UTC)
  • 14-07-2021 18:58:22 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.3520, 13.4990 at 10 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Poggio Picenze AQ 5 1136 1136
Fossa AQ 7 721 1857
Sant'Eusanio Forconese AQ 7 394 2251
Ocre AQ 8 1167 3418
Barisciano AQ 8 1828 5246
L'Aquila AQ 8 69753 74999
San Demetrio ne' Vestini AQ 9 1854 76853
Villa Sant'Angelo AQ 10 424 77277
Prata d'Ansidonia AQ 12 496 77773
Santo Stefano di Sessanio AQ 12 111 77884
Fagnano Alto AQ 13 418 78302
Rocca di Cambio AQ 13 533 78835
San Pio delle Camere AQ 15 661 79496
Lucoli AQ 15 1011 80507
Fontecchio AQ 16 369 80876
Rocca di Mezzo AQ 16 1526 82402
Castelvecchio Calvisio AQ 16 153 82555
Carapelle Calvisio AQ 16 87 82642
Calascio AQ 16 137 82779
Tornimparte AQ 18 3187 85966
Caporciano AQ 18 230 86196
Castel del Monte AQ 19 413 86609
Pizzoli AQ 19 4326 90935
Pietracamela TE 20 271 91206
Tione degli Abruzzi AQ 20 310 91516

Municipalities with at least 50000 inhabitants

An earthquake occurred to
8 Km E of L'Aquila (69753 inhabitants)
38 Km SW of Teramo (54892 inhabitants)
55 Km W of Chieti (51815 inhabitants)
56 Km W of Montesilvano (53738 inhabitants)
60 Km W of Pescara (121014 inhabitants)
72 Km NE of Tivoli (56533 inhabitants)
74 Km E of Terni (111501 inhabitants)
75 Km NE of Guidonia Montecelio (88673 inhabitants)
94 Km SE of Foligno (57155 inhabitants)
95 Km NE of Velletri (53303 inhabitants)
98 Km NE of Roma (2864731 inhabitants)
Recent and historical seismicity
Seismic hazard
Shakemap
Felt maps
Locations history
Type Magnitude Date and Time (UTC) Latitude Longitude Depth (km) Published time (UTC) Author Location ID
Bulletin
Rev1000
ML 1.8 2021-07-14
16:58:22
42.352 13.499 10 2021-12-29
11:12:15
Bollettino Sismico Italiano INGV 93303241
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-14 16:58:22 ± 0.06
Latitude 42.3520 ± 0.0036
Longitude 13.4990 ± 0.0049
Depth (km) 10 ± 0 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 93303241

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 487
Semi-minor axis of confidence ellipse (meter) 228
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 233
Circular confidence region, given by single value of horizontal uncertainty (meter) 490.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 62
Number of associated phases, regardless of their use for origin computation 45
Number of defining phases 31
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.27
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.77072
Number of stations at which the event was observed 31
Number of stations from which data was used for origin computation 17
Magnitude information

ML:1.8

Field Value
Value 1.8
Uncertainty 0.2
Num. used stations 20
Type of magnitude ML
Reference to an origin 93303241
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2021-11-02 18:10:57
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.ZEN8.EHZ. 2021-07-14T17:00:18.98 3.0 undecidable manual Sg 11.82 0
IV.HAGA.HHZ. 2021-07-14T16:59:50.40 3.0 undecidable manual Pg 10.22 0
IV.RESU.HHZ. 2021-07-14T16:59:45.25 3.0 undecidable manual Pg 11.93 0
IV.GIZZ.HHZ. 2021-07-14T16:59:35.87 3.0 undecidable manual Pg 13.14 0
IV.MTGR.HHZ. 2021-07-14T16:59:35.74 3.0 undecidable manual Pn 5.56 0
IV.FIR.HHZ. 2021-07-14T16:59:32.80 3.0 undecidable manual Sg 6.39 0
IV.SPS2.HHZ. 2021-07-14T16:59:24.66 3.0 negative manual Pn 4.79 0
IV.TDS.HHZ. 2021-07-14T16:59:23.49 3.0 undecidable manual Pg 7.73 0
IV.NDIM.HHZ. 2021-07-14T16:59:23.14 3.0 negative manual Pg 11.25 0
IV.PLMA.HHZ. 2021-07-14T16:59:13.73 3.0 negative manual Pn 1.82 0
IV.PZUN.HHZ. 2021-07-14T16:59:06.10 3.0 positive manual Pg 4.22 0
IX.RSF3.HHZ.02 2021-07-14T16:58:54.38 3.0 positive manual Pn 0.18 0
IV.CMIS.HHZ. 2021-07-14T16:58:51.51 3.0 negative manual P 0.54 0
IV.PE3.EHZ. 2021-07-14T16:58:48.97 3.0 undecidable manual P -0.55 0
IV.LPEL.HHZ. 2021-07-14T16:58:42.89 0.6 undecidable manual S 121 65.5899 50 0.29 42
IV.NRCA.HHZ. 2021-07-14T16:58:42.16 0.3 undecidable manual S 330 61.9935 50 0.54 60
IV.INTR.HHZ. 2021-07-14T16:58:39.08 0.3 undecidable manual S 138 50.4162 50 0.55 61
IV.CSP1.EHZ. 2021-07-14T16:58:37.28 0.3 undecidable manual P 344 85.5477 50 0.19 63
IV.MC2.EHZ. 2021-07-14T16:58:34.43 0.3 undecidable manual P 338 66.9774 50 0.18 65
IV.PTQR.HHZ. 2021-07-14T16:58:34.88 0.6 undecidable manual S 192 37.5291 50 -0.21 46
IV.LPEL.HHZ. 2021-07-14T16:58:34.07 0.3 undecidable manual P 121 65.5899 50 0.04 67
IV.SMA1.EHZ. 2021-07-14T16:58:34.45 0.3 undecidable manual S 337 33.6441 50 0.38 66
IV.RM33.EHZ. 2021-07-14T16:58:33.23 0.1 undecidable manual S 307 29.0487 50 0.39 89
IV.TERO.HHZ. 2021-07-14T16:58:33.04 0.1 undecidable manual S 16 31.2465 50 -0.38 89
IV.NRCA.HHZ. 2021-07-14T16:58:33.43 0.1 undecidable manual P 330 61.9935 50 -0.04 90
IV.FIAM.HNN. 2021-07-14T16:58:33.01 0.6 undecidable manual S 254 32.6451 50 -0.79 39
IV.VCEL.EHZ. 2021-07-14T16:58:32.62 0.3 undecidable manual S 80 28.3494 50 -0.04 72
IV.T0110.HHZ. 2021-07-14T16:58:32.79 0.3 undecidable manual S 121 26.5512 110 0.65 62
IV.CAMP.HHE. 2021-07-14T16:58:31.04 0.3 undecidable manual S 340 21.6672 114 0.45 67
IV.INTR.HHZ. 2021-07-14T16:58:31.43 0.3 undecidable manual P 138 50.4162 50 -0.25 66
IV.MTRA.EHE. 2021-07-14T16:58:30.79 0.1 undecidable manual P 349 45.7209 50 -0.17 91
IV.PTQR.HHZ. 2021-07-14T16:58:29.60 0.3 undecidable manual P 192 37.5291 50 -0.09 70
IV.TERO.HHZ. 2021-07-14T16:58:28.56 0.1 undecidable manual P 16 31.2465 50 -0.17 93
IV.FIAM.HNN. 2021-07-14T16:58:28.88 0.3 undecidable manual P 254 32.6451 50 -0.08 71
IV.SMA1.EHZ. 2021-07-14T16:58:28.54 0.3 undecidable manual P 337 33.6441 50 -0.57 63
IV.RM33.EHZ. 2021-07-14T16:58:28.28 0.1 undecidable manual P 307 29.0487 50 -0.12 95
IV.VCEL.EHZ. 2021-07-14T16:58:28.17 0.1 undecidable manual P 80 28.3494 50 -0.12 94
IV.T0110.HHZ. 2021-07-14T16:58:27.68 0.1 undecidable manual P 121 26.5512 110 -0.31 91
IV.CAMP.HHE. 2021-07-14T16:58:27.07 0.1 undecidable manual P 340 21.6672 114 -0.03 97
IV.GIGS.HHN. 2021-07-14T16:58:27.73 0.1 undecidable manual S 28 12.7761 127 -0.18 95
IV.FAGN.HHZ. 2021-07-14T16:58:27.96 0.3 undecidable manual S 144 11.7771 130 0.31 71
MN.AQU.HNN. 2021-07-14T16:58:26.70 0.1 undecidable manual S 272 7.6812 142 0.05 100
IV.GIGS.HHN. 2021-07-14T16:58:25.55 0.1 undecidable manual P 28 12.7761 127 0 99
IV.FAGN.HHZ. 2021-07-14T16:58:25.19 0.3 undecidable manual P 144 11.7771 130 -0.21 71
MN.AQU.HNN. 2021-07-14T16:58:24.90 0.1 undecidable manual P 272 7.6812 142 0.07 99
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.FAGN.HHE. ML:2.5 0.003705 0.38 AML other m 2021-07-14T16:58:31.00
IV.FAGN.HHN. ML:2.2 0.002055 0.32 AML other m 2021-07-14T16:58:33.76
IV.PTQR.HHE. ML:1.4 0.0001055 0.18 AML other m 2021-07-14T16:58:35.81
IV.T0110.HHN. ML:2.0 0.0005195000000000001 1.68 AML other m 2021-07-14T16:58:35.12
IV.RM33.EHE. ML:1.7 0.0002415 1.36 AML other m 2021-07-14T16:58:36.26
IV.TERO.HHE. ML:1.6 0.0001855 1 AML other m 2021-07-14T16:58:36.27
IV.VCEL.EHN. ML:1.9 0.00041400000000000003 0.38 AML other m 2021-07-14T16:58:36.44
IV.VCEL.EHE. ML:2.1 0.000621 0.5 AML other m 2021-07-14T16:58:36.19
IV.PTQR.HHN. ML:1.5 0.0001237 1.56 AML other m 2021-07-14T16:58:38.04
IV.T0110.HHE. ML:1.9 0.00044950000000000003 1.08 AML other m 2021-07-14T16:58:40.98
IV.SMA1.EHN. ML:1.7 0.000216 0.44 AML other m 2021-07-14T16:58:41.09
IV.RM33.EHN. ML:1.8 0.00029400000000000004 0.68 AML other m 2021-07-14T16:58:41.00
IV.TERO.HHN. ML:2.0 0.000463 1.1 AML other m 2021-07-14T16:58:41.94
IV.SMA1.EHE. ML:1.7 0.0001965 0.8 AML other m 2021-07-14T16:58:43.70
IV.INTR.HHN. ML:1.9 0.000191 1.18 AML other m 2021-07-14T16:58:44.85
IV.NRCA.HHN. ML:1.5 0.000067 1.26 AML other m 2021-07-14T16:58:44.27
IV.LPEL.HHE. ML:2.0 0.00017449999999999999 1.08 AML other m 2021-07-14T16:58:44.90
IV.LPEL.HHN. ML:1.7 0.0000992 0.82 AML other m 2021-07-14T16:58:46.07
IV.NRCA.HHE. ML:1.6 0.00008499999999999999 0.76 AML other m 2021-07-14T16:58:46.30
IV.INTR.HHE. ML:1.7 0.000128 0.88 AML other m 2021-07-14T16:58:53.67
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
Download
Type Description Link
QuakeML - small Event, Origin, FocalMechanism Download
QuakeML - full Event, Origin, FocalMechanism, Amplitude, Arrival, Pick, Station Magnitude Download