Earthquake with magnitude of ML 1.3 on date 07-07-2021 and time 14:11:51 (UTC) in region 4 km E Colliano (SA)

A magnitude ML 1.3 earthquake occured in region: 4 km E Colliano (SA), on

  • 07-07-2021 14:11:51 (UTC)
  • 07-07-2021 16:11:51 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 40.7280, 15.3400 at 8 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.

Municipalities within 20 km from the epicenter

Distances are determinated based on the geographic coordintes of the (Istat).
Municipality Region Dist Inh Cum Inh
Colliano SA 4 3638 3638
Valva SA 6 1643 5281
Laviano SA 7 1438 6719
Palomonte SA 9 3985 10704
Santomenna SA 9 443 11147
San Gregorio Magno SA 9 4286 15433
Oliveto Citra SA 10 3802 19235
Castelgrande PZ 10 943 20178
Castelnuovo di Conza SA 10 619 20797
Buccino SA 11 5047 25844
Senerchia AV 11 842 26686
Calabritto AV 12 2391 29077
Contursi Terme SA 12 3394 32471
Muro Lucano PZ 13 5497 37968
Pescopagano PZ 13 1910 39878
Sant'Andrea di Conza AV 13 1539 41417
Caposele AV 14 3483 44900
Romagnano al Monte SA 14 368 45268
Ricigliano SA 14 1144 46412
Conza della Campania AV 14 1373 47785
Teora AV 16 1537 49322
Balvano PZ 17 1830 51152
Bella PZ 17 5171 56323
Salvitelle SA 18 560 56883
Rapone PZ 19 990 57873
Sicignano degli Alburni SA 19 3519 61392
Cairano AV 19 326 61718
San Fele PZ 20 3004 64722

Municipalities with at least 50000 inhabitants

An earthquake occurred to
33 Km E of Battipaglia (50786 inhabitants)
41 Km W of Potenza (67122 inhabitants)
49 Km E of Salerno (135261 inhabitants)
50 Km E of Avellino (54857 inhabitants)
53 Km E of Cava de' Tirreni (53659 inhabitants)
65 Km SE of Benevento (60091 inhabitants)
69 Km E of Scafati (50787 inhabitants)
73 Km E of Castellammare di Stabia (66466 inhabitants)
76 Km SW of Cerignola (58396 inhabitants)
82 Km E of Torre del Greco (86275 inhabitants)
84 Km S of Foggia (151991 inhabitants)
84 Km E of Portici (55274 inhabitants)
84 Km E of Ercolano (53709 inhabitants)
85 Km E of Acerra (59573 inhabitants)
89 Km E of Afragola (65057 inhabitants)
90 Km E of Casoria (77642 inhabitants)
93 Km E of Napoli (974074 inhabitants)
93 Km E of Caserta (76326 inhabitants)
98 Km SW of Andria (100440 inhabitants)
98 Km E of Giugliano in Campania (122974 inhabitants)
99 Km E of Marano di Napoli (59874 inhabitants)
99 Km E of Aversa (53047 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
Reviewed
Rev100
ML 1.3 2021-07-07
14:11:51
40.7285 15.3398 8 2021-07-07
14:26:48
Sala Sismica INGV-Roma 92362961
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2021-07-07 14:11:51 ± 0.25
Latitude 40.7285 ± 0.0063
Longitude 15.3398 ± 0.0119
Depth (km) 8 ± 2 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 92362961

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 1009
Semi-minor axis of confidence ellipse (meter) 153
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 67
Circular confidence region, given by single value of horizontal uncertainty (meter) 1010.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 110
Number of associated phases, regardless of their use for origin computation 41
Number of defining phases 15
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.38
Epicentral distance of station closest to the epicenter (degree) 0.00000
Epicentral distance of station farthest from the epicenter (degree) 0.24012
Number of stations at which the event was observed 34
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.4
Num. used stations 12
Type of magnitude ML
Reference to an origin 92362961
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2021-07-07 14:26:48
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
IV.BRSN.HNZ. 2021-07-07T14:13:48.37 3.0 undecidable manual Sn 0.14 0
GU.IMI.HHZ. 2021-07-07T14:13:46.50 3.0 undecidable manual Pg 28.299999 0
MN.IDI.HHZ. 2021-07-07T14:13:41.79 3.0 positive manual Pn -0.59 0
IV.RIBO.EHZ.01 2021-07-07T14:13:40.15 3.0 undecidable manual Sn 3.94 0
IV.OSSC.HHZ. 2021-07-07T14:13:38.62 3.0 undecidable manual Sn -4.38 0
IV.MNTT.EHZ. 2021-07-07T14:13:27.13 3.0 undecidable manual Sg 18.26 0
HL.VLS.HHZ. 2021-07-07T14:13:23.99 3.0 undecidable manual Sn -5.53 0
GU.CANO.HHZ. 2021-07-07T14:13:20.64 3.0 undecidable manual Pn 3.09 0
MN.CLTB.HHZ. 2021-07-07T14:13:16.37 3.0 undecidable manual Sg 15.76 0
IV.CRND.HNZ. 2021-07-07T14:13:07.57 3.0 negative manual Pn -2.77 0
IV.IMOL.HNZ. 2021-07-07T14:13:01.85 3.0 negative manual Pn 7.69 0
IV.CELB.HHZ. 2021-07-07T14:13:00.20 3.0 undecidable manual Pg 10.23 0
IV.LPEL.HHZ. 2021-07-07T14:12:46.63 3.0 undecidable manual Sg 4.62 0
IV.APEC.HHZ. 2021-07-07T14:12:42.68 3.0 undecidable manual Pn 1.38 0
IV.VVLD.HHZ. 2021-07-07T14:12:42.69 3.0 undecidable manual Sn -1.55 0
IV.TOLF.HHZ. 2021-07-07T14:12:35.49 3.0 undecidable manual Pn 5.88 0
IV.ERC.EHZ. 2021-07-07T14:12:24.22 3.0 undecidable manual Pn -0.59 0
AC.VLO.HHZ. 2021-07-07T14:12:22.54 3.0 negative manual Pn -0.85 0
IV.CAGR.HHZ. 2021-07-07T14:12:18.80 3.0 undecidable manual Pn 1.47 0
IV.PIPA.HHZ. 2021-07-07T14:12:10.92 3.0 undecidable manual S 0.04 0
IX.RSF3.HHZ.02 2021-07-07T14:12:09.16 3.0 undecidable manual Sn -1.15 0
IV.CDRU.HHZ. 2021-07-07T14:12:01.16 0.1 undecidable manual S 186 26.6511 107 0.19 99
IX.CMP3.HNE.02 2021-07-07T14:12:00.20 0.3 undecidable manual S 249 23.4543 109 0.3 73
IV.SNAL.HHZ. 2021-07-07T14:12:00.87 0.3 undecidable manual S 333 24.4533 108 0.64 66
IX.NSC3.HNE.02 2021-07-07T14:11:59.33 0.1 undecidable manual S 306 22.4553 110 -0.27 98
IV.GIZZ.HHZ. 2021-07-07T14:11:58.70 3.0 positive manual P 0.98 0
IV.LIO3.HHZ.02 2021-07-07T14:11:57.15 3.0 undecidable manual P 0
IX.SNR3.EHZ.02 2021-07-07T14:11:57.35 0.3 undecidable manual S 274 12.3765 123 0.91 60
IV.SNAL.HHZ. 2021-07-07T14:11:56.54 0.3 undecidable manual P 333 24.4533 108 0.09 76
IV.CDRU.HHZ. 2021-07-07T14:11:56.69 0.1 undecidable manual P 186 26.6511 107 -0.19 99
IX.CMP3.HNE.02 2021-07-07T14:11:56.07 0.1 undecidable manual P 249 23.4543 109 -0.19 99
IV.SGO.HNE. 2021-07-07T14:11:55.74 0.1 undecidable manual P 188 18.87 113 0.34 97
IV.PIPA.HHZ. 2021-07-07T14:11:55.15 3.0 undecidable manual P -1.59 0
IV.SCL3.EHZ.02 2021-07-07T14:11:55.06 3.0 undecidable manual P 0
IX.NSC3.HNE.02 2021-07-07T14:11:55.64 0.1 undecidable manual P 306 22.4553 110 -0.45 94
IV.MRLC.HHZ. 2021-07-07T14:11:54.62 0.1 undecidable manual P 76 12.876 122 0.27 99
IV.MCRV.HHZ. 2021-07-07T14:11:54.37 0.1 undecidable manual P 293 15.5733 118 -0.45 95
IX.COL3.HHZ.02 2021-07-07T14:11:54.25 0.1 undecidable manual S 190 4.6953 150 -0.3 100
IX.SNR3.EHZ.02 2021-07-07T14:11:54.10 1.0 positive manual P 274 12.3765 123 -0.16 25
IV.SPS2.HHZ. 2021-07-07T14:11:53.63 3.0 negative manual P -1.06 0
IX.COL3.HHZ.02 2021-07-07T14:11:52.93 0.3 negative manual P 190 4.6953 150 -0.24 76
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IX.COL3.HHN.02 ML:1.9 0.0014199999999999998 1.04 AML other m 2021-07-07T14:11:54.32
IX.COL3.HHE.02 ML:2.1 0.0023049999999999998 0.2 AML other m 2021-07-07T14:11:55.37
IX.SNR3.EHE.02 ML:1.8 0.0008 0.8 AML other m 2021-07-07T14:11:58.59
IX.SNR3.EHN.02 ML:1.9 0.0009415 0.3 AML other m 2021-07-07T14:11:59.12
IV.MCRV.HHN. ML:1.4 0.00027100000000000003 0.84 AML other m 2021-07-07T14:11:59.29
IV.MCRV.HHE. ML:1.2 0.000148 0.22 AML other m 2021-07-07T14:12:00.14
IV.MRLC.HHE. ML:1.1 0.00013700000000000002 0.52 AML other m 2021-07-07T14:12:01.35
IV.MRLC.HHN. ML:1.2 0.00018099999999999998 1.2 AML other m 2021-07-07T14:12:01.39
IV.CDRU.HHE. ML:0.4 0.00001525 0.44 AML other m 2021-07-07T14:12:01.61
IV.CDRU.HHN. ML:0.6 0.00002315 0.96 AML other m 2021-07-07T14:12:02.57
IV.SPS2.HHN. ML:1.8 0.00002255 1 AML other m 2021-07-07T14:12:06.11
IV.SNAL.HHN. ML:1.2 0.00009585 0.66 AML other m 2021-07-07T14:12:06.97
IV.SNAL.HHE. ML:1.1 0.00008035 0.62 AML other m 2021-07-07T14:12:10.52
IV.SPS2.HHE. ML:1.8 0.00002295 0.9 AML other m 2021-07-07T14:12:18.22
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