Earthquake with magnitude of ML 1.3 on date 29-07-2024 and time 13:33:23 (Italy) in region 2 km SE Massa Martana (PG)

A magnitude ML 1.3 earthquake occured in region: 2 km SE Massa Martana (PG), on

  • 29-07-2024 11:33:23 (UTC)
  • 29-07-2024 13:33:23 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 42.7620, 12.5340 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
Massa Martana PG 2 3770 3770
Acquasparta TR 8 4778 8548
Giano dell'Umbria PG 9 3846 12394
Todi PG 11 16851 29245
Montecastrilli TR 13 5022 34267
Castel Ritaldi PG 13 3278 37545
Avigliano Umbro TR 15 2558 40103
San Gemini TR 17 5018 45121
Gualdo Cattaneo PG 17 6155 51276
Collazzone PG 17 3473 54749
Spoleto PG 17 38218 92967
Monte Castello di Vibio PG 17 1567 94534
Fratta Todina PG 17 1839 96373
Montefalco PG 18 5679 102052

Municipalities with at least 50000 inhabitants

An earthquake occurred to
24 Km NW of Terni (111501 inhabitants)
26 Km SW of Foligno (57155 inhabitants)
40 Km SE of Perugia (166134 inhabitants)
52 Km NE of Viterbo (67173 inhabitants)
84 Km NW of L'Aquila (69753 inhabitants)
86 Km N of Guidonia Montecelio (88673 inhabitants)
91 Km N of Tivoli (56533 inhabitants)
95 Km SE of Arezzo (99543 inhabitants)
96 Km NE of Civitavecchia (52991 inhabitants)
96 Km W of Teramo (54892 inhabitants)
97 Km N 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
Reviewed
Rev100
ML 1.3 2024-07-29
11:33:23
42.762 12.534 8 2024-07-29
11:42:20
Sala Sismica INGV-Roma 130250381
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2024-07-29 11:33:23 ± 0.11
Latitude 42.7620 ± 0.0054
Longitude 12.5340 ± 0.0086
Depth (km) 8 ± 1 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 100 -> SURVEY-INGV
Event type earthquake
Origin ID 130250381

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 658
Semi-minor axis of confidence ellipse (meter) 443
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 244
Circular confidence region, given by single value of horizontal uncertainty (meter) 660.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 130
Number of associated phases, regardless of their use for origin computation 36
Number of defining phases 18
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) 0.59085
Number of stations at which the event was observed 25
Number of stations from which data was used for origin computation 9
Magnitude information

ML:1.3

Field Value
Value 1.3
Uncertainty 0.2
Num. used stations 14
Type of magnitude ML
Reference to an origin 130250381
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2024-07-29 11:42:20
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
ST.CARE.HNZ. 2024-07-29T11:35:04.67 3.0 undecidable manual Sn -8.6 0
CH.BNALP.HHZ. 2024-07-29T11:35:00.35 3.0 positive manual Pg 24.51 0
OX.MPRI.HHZ. 2024-07-29T11:34:47.50 3.0 undecidable manual Sn -8.83 0
IV.HVZN.HHZ. 2024-07-29T11:34:43.82 3.0 positive manual Pg 16.370001 0
SL.BOJS.BHZ. 2024-07-29T11:34:41.12 3.0 undecidable manual Sn -1.02 0
GE.MATE.HHZ. 2024-07-29T11:34:40.77 3.0 undecidable manual Sg 10.25 0
GU.SATI.HHZ. 2024-07-29T11:34:33.14 3.0 negative manual Pn 2.71 0
IV.ACATE.HNZ. 2024-07-29T11:34:32.62 3.0 negative manual Pn 3.36 0
IV.BRSN.HNZ. 2024-07-29T11:34:23.17 3.0 undecidable manual Sg 7.07 0
ST.CARE.HNZ. 2024-07-29T11:34:21.59 3.0 undecidable manual Pn 3.34 0
IV.MSRU.HHZ. 2024-07-29T11:34:17.98 3.0 undecidable manual Pn 3.13 0
IV.MUCR.HHZ. 2024-07-29T11:34:14.26 3.0 undecidable manual Pn -1.8 0
IV.PCN.EHZ. 2024-07-29T11:34:07.46 3.0 negative manual Pn -1.75 0
IV.LADO.EHZ. 2024-07-29T11:34:05.25 3.0 negative manual Pn -4.48 0
IV.MCRV.HHZ. 2024-07-29T11:34:04.53 3.0 undecidable manual Sn -4 0
IV.SPS2.HHZ. 2024-07-29T11:34:01.88 3.0 negative manual Pn -3.87 0
IV.ZCCA.HHZ. 2024-07-29T11:33:53.95 3.0 positive manual Pn 0.13 0
IV.MCRV.HHZ. 2024-07-29T11:33:44.66 3.0 undecidable manual Pg 2.78 0
IV.CSP1.EHZ. 2024-07-29T11:33:44.40 0.3 undecidable manual S 56 65.5899 50 0.58 63
IV.FDMO.HHZ. 2024-07-29T11:33:41.20 0.3 undecidable manual S 56 54.3012 50 0.4 68
IV.NRCA.HHZ. 2024-07-29T11:33:39.05 0.3 undecidable manual S 80 47.9187 50 -0.04 74
IV.LNSS.HHZ. 2024-07-29T11:33:38.26 0.6 undecidable manual S 113 44.9217 50 -0.03 50
IV.MGAB.HHZ. 2024-07-29T11:33:36.97 0.6 undecidable manual S 296 38.1285 50 0.48 46
IV.CSP1.EHZ. 2024-07-29T11:33:34.81 0.1 undecidable manual P 56 65.5899 50 -0.31 90
IV.ASSB.HHZ. 2024-07-29T11:33:34.80 0.6 undecidable manual S 18 32.745 104 -0.16 50
IV.FDMO.HHZ. 2024-07-29T11:33:33.21 0.1 undecidable manual P 56 54.3012 50 -0.17 95
IV.ARRO.EHZ. 2024-07-29T11:33:33.45 0.6 undecidable manual S 137 27.75 107 0.17 50
IV.LNSS.HHZ. 2024-07-29T11:33:31.66 0.1 undecidable manual P 113 44.9217 50 -0.27 95
IV.NRCA.HHZ. 2024-07-29T11:33:31.97 0.1 undecidable manual P 80 47.9187 50 -0.42 91
IV.MGAB.HHZ. 2024-07-29T11:33:30.82 0.1 undecidable manual P 296 38.1285 50 -0.07 100
IV.ASSB.HHZ. 2024-07-29T11:33:29.89 0.1 positive manual P 18 32.745 104 -0.12 100
IV.ARRO.EHZ. 2024-07-29T11:33:29.52 0.1 undecidable manual P 137 27.75 107 0.48 93
IV.CESX.HHZ. 2024-07-29T11:33:29.79 0.6 undecidable manual S 166 17.5713 115 -0.2 50
IV.CESX.HHZ. 2024-07-29T11:33:27.12 0.6 negative manual P 166 17.5713 115 -0.01 52
IV.MOMA.HHZ. 2024-07-29T11:33:26.83 0.6 undecidable manual S 32 5.4945 147 0.13 52
IV.MOMA.HHZ. 2024-07-29T11:33:25.40 1.0 undecidable manual P 32 5.4945 147 0.16 26
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
IV.MOMA.HHN. ML:2.2 0.00259 1.74 AML other m 2024-07-29T11:33:26.11
IV.MOMA.HHE. ML:2.1 0.002125 0.24 AML other m 2024-07-29T11:33:27.37
IV.MOMA.HNE. ML:2.1 0.002395 0.1 AML other m 2024-07-29T11:33:27.25
IV.MOMA.HNN. ML:2.0 0.00195 0.78 AML other m 2024-07-29T11:33:27.11
IV.CESX.HHN. ML:1.2 0.00013800000000000002 1.54 AML other m 2024-07-29T11:33:30.17
IV.CESX.HHE. ML:1.3 0.000162 1.44 AML other m 2024-07-29T11:33:30.08
IV.ASSB.HHN. ML:1.2 0.00006685 1.56 AML other m 2024-07-29T11:33:35.03
IV.ASSB.HHE. ML:1.2 0.0000739 1.56 AML other m 2024-07-29T11:33:35.89
IV.ARRO.EHE. ML:1.1 0.0000681 0.16 AML other m 2024-07-29T11:33:35.38
IV.ARRO.EHN. ML:1.0 0.0000609 0.16 AML other m 2024-07-29T11:33:35.67
IV.MGAB.HHN. ML:1.4 0.00009259999999999999 0.16 AML other m 2024-07-29T11:33:37.17
IV.MGAB.HHE. ML:1.3 0.0000756 0.96 AML other m 2024-07-29T11:33:38.66
IV.LNSS.HHE. ML:1.3 0.0000625 0.3 AML other m 2024-07-29T11:33:39.61
IV.LNSS.HHN. ML:1.5 0.00009405 1.54 AML other m 2024-07-29T11:33:40.18
IV.NRCA.HHE. ML:1.3 0.00005175 0.1 AML other m 2024-07-29T11:33:41.39
IV.NRCA.HHN. ML:1.3 0.000054149999999999995 0.1 AML other m 2024-07-29T11:33:41.69
IV.SSFR.HHE. ML:1.8 0.0000826 0.54 AML other m 2024-07-29T11:33:49.27
IV.SSFR.HHN. ML:1.8 0.00009779999999999999 0.1 AML other m 2024-07-29T11:33:49.49
TDMT - Time Domain Moment Tensor
Fault Plane solutions in the area
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Type Description Link
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