Earthquake with magnitude of ML 0.7 on date 18-07-2022 and time 20:56:35 (UTC) in region 2 km NW Loazzolo (AT)

A magnitude ML 0.7 earthquake occured in region: 2 km NW Loazzolo (AT), on

  • 18-07-2022 20:56:35 (UTC)
  • 18-07-2022 22:56:35 (UTC +02:00) Italian time

and geographic coordinates (lat, lon) 44.6800, 8.2440 at 9 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
Loazzolo AT 2 359 359
Santo Stefano Belbo CN 3 3984 4343
Cessole AT 4 403 4746
Cossano Belbo CN 4 958 5704
Camo CN 4 201 5905
Bubbio AT 4 893 6798
Cassinasco AT 5 611 7409
Vesime AT 5 622 8031
Canelli AT 6 10485 18516
Castiglione Tinella CN 7 895 19411
Calosso AT 7 1279 20690
Rocchetta Belbo CN 7 167 20857
Monastero Bormida AT 7 931 21788
Mango CN 7 1308 23096
Sessame AT 8 271 23367
San Giorgio Scarampi AT 8 122 23489
Castino CN 9 483 23972
Rocchetta Palafea AT 9 338 24310
Perletto CN 9 292 24602
San Marzano Oliveto AT 9 1047 25649
Coazzolo AT 10 302 25951
Moasca AT 10 494 26445
Calamandrana AT 10 1761 28206
Roccaverano AT 10 399 28605
Bistagno AL 10 1887 30492
Neviglie CN 10 382 30874
Olmo Gentile AT 10 80 30954
Trezzo Tinella CN 11 331 31285
Borgomale CN 11 381 31666
Castagnole delle Lanze AT 11 3798 35464
Ponti AL 11 606 36070
Neive CN 11 3405 39475
Bosia CN 12 177 39652
Denice AL 12 176 39828
Cortemilia CN 12 2331 42159
Castel Boglione AT 12 609 42768
Montabone AT 12 333 43101
Benevello CN 12 474 43575
Treiso CN 12 820 44395
Agliano Terme AT 12 1642 46037
Castelnuovo Calcea AT 13 759 46796
Costigliole d'Asti AT 13 5914 52710
Castelletto d'Erro AL 13 148 52858
Nizza Monferrato AT 14 10429 63287
Barbaresco CN 14 658 63945
Mombaldone AT 14 209 64154
Serole AT 14 123 64277
Terzo AL 14 923 65200
Lequio Berria CN 14 487 65687
Montechiaro d'Acqui AL 14 560 66247
Castel Rocchero AT 14 395 66642
Torre Bormida CN 15 200 66842
Cravanzana CN 15 411 67253
Melazzo AL 15 1325 68578
Arguello CN 15 199 68777
Vaglio Serra AT 15 275 69052
Vinchio AT 15 601 69653
Bergolo CN 15 71 69724
Rodello CN 16 980 70704
Mombercelli AT 16 2259 72963
Montegrosso d'Asti AT 16 2344 75307
Pezzolo Valle Uzzone CN 16 344 75651
Fontanile AT 16 567 76218
Cerretto Langhe CN 16 442 76660
Alba CN 17 31437 108097
Montaldo Scarampi AT 17 755 108852
Montelupo Albese CN 17 529 109381
Spigno Monferrato AL 17 1050 110431
Castelletto Molina AT 17 180 110611
Magliano Alfieri CN 17 2153 112764
Albaretto della Torre CN 17 242 113006
Cartosio AL 17 747 113753
Levice CN 17 231 113984
Alice Bel Colle AL 17 766 114750
Vigliano d'Asti AT 17 835 115585
Diano d'Alba CN 17 3570 119155
Cavatore AL 17 291 119446
Isola d'Asti AT 18 2071 121517
Guarene CN 18 3596 125113
Acqui Terme AL 18 19896 145009
Govone CN 18 2203 147212
Incisa Scapaccino AT 18 2288 149500
Belveglio AT 18 350 149850
Quaranti AT 18 183 150033
Cortiglione AT 18 571 150604
Merana AL 19 189 150793
Feisoglio CN 19 316 151109
San Martino Alfieri AT 19 666 151775
Ricaldone AL 19 684 152459
Castagnito CN 19 2163 154622
Mongardino AT 19 921 155543
Priocca CN 19 2017 157560
Malvicino AL 19 85 157645
Castelnuovo Belbo AT 19 895 158540
Mombaruzzo AT 19 1117 159657
Sinio CN 20 522 160179
Serravalle Langhe CN 20 315 160494
Bruno AT 20 321 160815
Castellinaldo d'Alba CN 20 938 161753
Ponzone AL 20 1051 162804

Municipalities with at least 50000 inhabitants

An earthquake occurred to
25 Km S of Asti (76202 inhabitants)
39 Km SW of Alessandria (93943 inhabitants)
45 Km NW of Savona (61345 inhabitants)
57 Km SE of Moncalieri (57294 inhabitants)
62 Km W of Genova (586655 inhabitants)
62 Km SE of Torino (890529 inhabitants)
63 Km E of Cuneo (56081 inhabitants)
86 Km SW of Vigevano (63310 inhabitants)
90 Km SW of Novara (104380 inhabitants)
92 Km SW of Pavia (72576 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 0.7 2022-07-18
20:56:35
44.6803 8.2445 9 2023-01-31
19:03:50
Bollettino Sismico Italiano INGV 110557661
Reviewed
Rev100
ML 0.9 2022-07-18
20:56:35
44.6718 8.2653 8 2022-07-18
21:02:00
Sala Sismica INGV-Roma 107430591
Preferred location and magnitude until now.
Origin information

Origin

Field Value
Time (UTC) 2022-07-18 20:56:35 ± 0.17
Latitude 44.6803 ± 0.0144
Longitude 8.2445 ± 0.0266
Depth (km) 9 ± 3 (from location)
Evaluation mode of Origin manual
Evaluation status of Origin reviewed
Version 1000 -> BULLETIN-INGV
Event type earthquake
Origin ID 110557661

Uncertainty

Field Value
Preferred uncertainty description uncertainty ellipse
Semi-major axis of confidence ellipse (meter) 2417
Semi-minor axis of confidence ellipse (meter) 849
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) 55
Circular confidence region, given by single value of horizontal uncertainty (meter) 2420.0
Confidence level of the uncertainty (%) 68

Quality

Field Value
Largest azimuthal gap in station distribution as seen from epicenter (degree) 101
Number of associated phases, regardless of their use for origin computation 18
Number of defining phases 18
RMS of the travel time residuals of the arrivals used for the origin computation (sec) 0.33
Epicentral distance of station closest to the epicenter (degree) 0.18526
Epicentral distance of station farthest from the epicenter (degree) 0.85166
Number of stations at which the event was observed 10
Number of stations from which data was used for origin computation 10
Magnitudes information

ML:0.7

Field Value
Value 0.7
Uncertainty 0.3
Num. used stations 11
Type of magnitude ML
Reference to an origin 110557661
Agency INGV
Autore Bollettino Sismico Italiano INGV
Time of creation (UTC) 2022-10-07 10:48:55

ML:0.9

Field Value
Value 0.9
Uncertainty 0.2
Num. used stations 4
Type of magnitude ML
Reference to an origin 107430591
Agency INGV
Autore Sala Sismica INGV-Roma
Time of creation (UTC) 2022-07-18 21:02:00
Picking and Arrival
SCNL Time Uncertainty Polarity Evaluation_mode Phase Azimuth Distance(km) Takeoff_angle Residual Weight
GU.ENR.HHZ. 2022-07-18T20:56:59.79 0.6 undecidable manual S 233 82.3509 50 -0.82 35
GU.MGRO.HHN. 2022-07-18T20:56:59.49 0.6 undecidable manual S 206 78.7656 50 -0.16 44
GU.BHB.HHN. 2022-07-18T20:56:58.91 0.6 undecidable manual S 283 79.1652 50 -0.86 34
GU.GBOS.HHZ. 2022-07-18T20:56:53.44 1.0 undecidable manual S 213 58.2972 50 -0.74 19
GU.CANO.HHZ. 2022-07-18T20:56:52.76 0.6 undecidable manual S 181 52.4031 50 0.13 46
FR.SAOF.HHE.00 2022-07-18T20:56:52.60 0.6 undecidable manual P 216 94.5387 50 0.62 38
GU.STV.HHN. 2022-07-18T20:56:51.32 0.3 undecidable manual P 237 87.246 50 0.46 61
GU.ENR.HHZ. 2022-07-18T20:56:50.41 0.3 undecidable manual P 233 82.3509 50 0.31 64
GU.MGRO.HHN. 2022-07-18T20:56:50.13 0.3 undecidable manual P 206 78.7656 50 0.59 59
IV.QLNO.HHZ. 2022-07-18T20:56:49.39 0.6 undecidable manual S 168 40.3263 50 0.01 48
GU.BHB.HHN. 2022-07-18T20:56:49.17 0.3 undecidable manual P 283 79.1652 50 -0.44 61
GU.GBOS.HHZ. 2022-07-18T20:56:46.63 0.6 undecidable manual P 213 58.2972 50 0.25 45
GU.PCP.HHZ. 2022-07-18T20:56:45.29 0.6 undecidable manual S 123 28.3494 108 -0.78 40
GU.CANO.HHZ. 2022-07-18T20:56:45.62 0.6 undecidable manual P 181 52.4031 50 0.13 46
GU.ROTM.HHZ. 2022-07-18T20:56:43.75 0.6 undecidable manual S 24 20.5683 114 0.19 48
IV.QLNO.HHZ. 2022-07-18T20:56:43.72 0.1 positive manual P 168 40.3263 50 0.1 95
GU.PCP.HHZ. 2022-07-18T20:56:41.51 0.3 undecidable manual P 123 28.3494 108 -0.2 71
GU.ROTM.HHZ. 2022-07-18T20:56:40.30 0.1 negative manual P 24 20.5683 114 0.04 100
Station Magnitude and Amplitude
SCNL mag Generic_amplitude Period Type Category Unit Time_window_reference
GU.ROTM.HHN. ML:1.3 0.00014382395 0.1536 AML other m 2022-07-18T20:56:43.98
GU.PCP.HHE. ML:0.5 0.000013530945 0.1408 AML other m 2022-07-18T20:56:45.57
GU.PCP.HHN. ML:0.3 0.0000107079555 0.1408 AML other m 2022-07-18T20:56:46.07
GU.ROTM.HHE. ML:1.1 0.00008990131 0.4352 AML other m 2022-07-18T20:56:46.20
IV.QLNO.HHE. ML:0.6 0.000017250000000000003 0.34 AML other m 2022-07-18T20:56:49.51
IV.QLNO.HHN. ML:0.9 0.000027500000000000004 0.18 AML other m 2022-07-18T20:56:49.75
GU.CANO.HHN. ML:0.8 0.0000155379 0.1152 AML other m 2022-07-18T20:56:53.89
GU.GBOS.HHN. ML:0.4 0.0000063847515 0.128 AML other m 2022-07-18T20:56:54.30
GU.GBOS.HHE. ML:0.4 0.000005930673 0.2176 AML other m 2022-07-18T20:56:54.59
GU.ENR.HHE. ML:0.9 0.0000087858215 0.064 AML other m 2022-07-18T20:57:01.37
GU.ENR.HHN. ML:0.9 0.0000076934025 0.064 AML other m 2022-07-18T20:57:01.53
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