Mag. 4.0 earthquake - 29 km east of Behshahr, Māzandarān, Iran, on Friday, 4 October 2019 at 21:58 (GMT) -

Mag. 4.0 earthquake  - 29 km east of Behshahr, Māzandarān, Iran, on Friday, 4 October 2019 at 21:58 (GMT)

Light magnitude 4.0 earthquake at 8 km depth

4 Oct 22:15 UTC: First to report: IRSC after 17 minutes.
Oct 5 07:15: Magnitude recalculated from 4.1 to 4.0.
Hypocenter depth recalculated from 4.0 to 8.0 km.
Date & time: 4 Oct 2019 21:58:23 UTC -
Magnitude: 4
Depth: 8.0 km
Epicenter latitude / longitude: 36.66°N / 53.88°E (Māzandarān, Iran)
Nearest volcano: Damavand (183 km / 114 mi)
Nearby towns and cities:
29 km (18 mi) E of Behshahr (pop: 93,500) --> See nearby quakes!
52 km (32 mi) E of Nekā (pop: 48,800) --> See nearby quakes!
69 km (43 mi) NW of Dāmghān (Semnan) (pop: 67,700) --> See nearby quakes!
86 km (54 mi) E of Jūybār (Juybar) (pop: 28,400) --> See nearby quakes!
108 km (67 mi) E of Babol (pop: 202,800) --> See nearby quakes!
110 km (68 mi) E of Mashhad-i-Sar (pop: 48,100) --> See nearby quakes!
116 km (72 mi) NNE of Mahdishahr (Mahdi Shahr, Semnan) (pop: 21,000) --> See nearby quakes!
121 km (75 mi) E of Fereydūn Kenār (Fereydunkenar) (pop: 34,100) --> See nearby quakes!
124 km (77 mi) WSW of Āzādshahr (Golestan) (pop: 47,600) --> See nearby quakes!
132 km (82 mi) WSW of Gonbad-e Kāvūs (Golestan) (pop: 131,400) --> See nearby quakes!
138 km (86 mi) E of Āmol (pop: 199,400) --> See nearby quakes!
164 km (102 mi) WSW of Kalāleh (Kalaleh, Golestan) (pop: 33,700) --> See nearby quakes!
193 km (120 mi) NE of Damāvand (Tehrān) (pop: 29,100) --> See nearby quakes!
213 km (132 mi) E of Nowshahr (pop: 40,000) --> See nearby quakes!
219 km (136 mi) E of Chālūs (pop: 69,600) --> See nearby quakes!
245 km (152 mi) NE of Pīshvā (Tehrān) (pop: 53,900) --> See nearby quakes!
245 km (153 mi) ENE of Teheran (Tehrān) (pop: 7,153,300) --> See nearby quakes!
250 km (155 mi) NE of Varāmīn (Tehrān) (pop: 179,600) --> See nearby quakes!
269 km (167 mi) E of Tonekābon (Tonekabon) (pop: 37,500) --> See nearby quakes!
277 km (172 mi) ENE of Shahrīār (Tehrān) (pop: 58,800) --> See nearby quakes!
283 km (176 mi) ENE of Malārd (Tehrān) (pop: 56,700) --> See nearby quakes!
283 km (176 mi) ENE of Robāţ Karīm (Tehrān) (pop: 62,800) --> See nearby quakes!
304 km (189 mi) ENE of Naz̧arābād (Alborz) (pop: 213,400) --> See nearby quakes!
324 km (201 mi) E of Rūdsar (Gīlān) (pop: 47,500) --> See nearby quakes!
326 km (203 mi) W of Esfarāyen (North Khorasan) (pop: 59,700) --> See nearby quakes!
337 km (209 mi) E of Langarūd (Gīlān) (pop: 68,100) --> See nearby quakes!
345 km (215 mi) E of Alvand (Qazvīn) (pop: 90,000) --> See nearby quakes!
356 km (221 mi) E of Āstāneh-ye Ashrafīyeh (Gīlān) (pop: 42,800) --> See nearby quakes!
366 km (228 mi) ENE of Sāveh (Markazi) (pop: 175,500) --> See nearby quakes!
369 km (229 mi) WSW of Shīrvān (North Khorasan) (pop: 82,800) --> See nearby quakes!
380 km (236 mi) ENE of Tākestān (Qazvīn) (pop: 71,500) --> See nearby quakes!
390 km (243 mi) NNE of Ardestān (Ardestan, Isfahan) (pop: 16,100) --> See nearby quakes!
400 km (248 mi) WNW of Bardaskan (Razavi Khorasan) (pop: 28,200) --> See nearby quakes!
403 km (250 mi) E of Bandar-e Anzali (Gīlān) (pop: 110,800) --> See nearby quakes!
411 km (255 mi) E of Fūman (Fuman, Gīlān) (pop: 27,800) --> See nearby quakes!
412 km (256 mi) NE of Tafresh (Markazi) (pop: 14,400) --> See nearby quakes!
415 km (258 mi) W of Qūchān (Razavi Khorasan) (pop: 111,800) --> See nearby quakes!
415 km (258 mi) NE of Delījān (Markazi) (pop: 33,500) --> See nearby quakes!
421 km (262 mi) E of Abhar (Zanjan) (pop: 69,900) --> See nearby quakes!
422 km (262 mi) E of Khorramdarreh (Zanjan) (pop: 50,500) --> See nearby quakes!
423 km (263 mi) WSW of Ashgabat (Turkmenistan) (pop: 727,700) --> See nearby quakes!
442 km (275 mi) WNW of Kāshmar (Razavi Khorasan) (pop: 96,200) --> See nearby quakes!
443 km (275 mi) W of Neyshabur (Razavi Khorasan) (pop: 220,900) --> See nearby quakes!
458 km (285 mi) ESE of Hashtpar (Gīlān) (pop: 45,300) --> See nearby quakes!
468 km (291 mi) W of Chenārān (Razavi Khorasan) (pop: 46,900) --> See nearby quakes!
473 km (294 mi) NNE of Dowlatābād (Borkhar, Isfahan) (pop: 33,600) --> See nearby quakes!
482 km (299 mi) NE of Khomeyn (Markazi) (pop: 77,400) --> See nearby quakes!
483 km (300 mi) ESE of Āstārā (Gīlān) (pop: 39,100) --> See nearby quakes!
484 km (301 mi) NE of Golpāyegān (Isfahan) (pop: 44,900) --> See nearby quakes!
484 km (301 mi) N of Ardakān (Yazd) (pop: 58,800) --> See nearby quakes!
486 km (302 mi) E of Khalkhāl (Ardabīl) (pop: 51,000) --> See nearby quakes!
489 km (304 mi) NNE of Isfahan (pop: 1,547,200) --> See nearby quakes!
491 km (305 mi) N of Meybod (Yazd) (pop: 51,900) --> See nearby quakes!
491 km (305 mi) NNE of Khomeynī Shahr (Isfahan) (pop: 277,300) --> See nearby quakes!
502 km (312 mi) NE of Khvānsār (Khansar, Isfahan) (pop: 21,100) --> See nearby quakes!
503 km (313 mi) NNE of Najafābād (Isfahan) (pop: 223,500) --> See nearby quakes!
505 km (314 mi) WNW of Torbat-e Ḩeydarīyeh (Razavi Khorasan) (pop: 125,600) --> See nearby quakes!
505 km (314 mi) WNW of Gonābād (Razavi Khorasan) (pop: 43,500) --> See nearby quakes!
505 km (314 mi) NNE of Falāvarjān (Isfahan) (pop: 49,800) --> See nearby quakes!
526 km (327 mi) NE of Aligoodarz (Lorestān) (pop: 91,000) --> See nearby quakes!
528 km (328 mi) ENE of Malāyer (Hamadān) (pop: 176,600) --> See nearby quakes!
528 km (328 mi) ENE of Bahār (Hamadān) (pop: 28,600) --> See nearby quakes!
537 km (334 mi) NE of Fereydūnshahr (Isfahan) (pop: 11,600) --> See nearby quakes!
540 km (335 mi) SE of Baku (Baki, Azerbaijan) (pop: 1,116,500) --> See nearby quakes!
558 km (347 mi) NE of Borūjerd (Lorestān) (pop: 252,000) --> See nearby quakes!
577 km (358 mi) NNE of Fārsān (Farsan, Chaharmahal and Bakhtiari) (pop: 25,100) --> See nearby quakes!
582 km (362 mi) NW of Qā’en (Khorāsān-e Jonūbī) (pop: 40,200) --> See nearby quakes!
Primary data source: IRSC
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
MagnitudeDepthLocationSource
M 4.08 km9 km of Nokandeh, Golestan (Iran)IRSC
M 4.12 kmNorthern IranEMSC

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Gelogah / Strong shaking (MMI VI)
Behshahr / Weak shaking (MMI III)
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Earlier earthquakes in the same area

Mag. 4.0 earthquake - 29 km east of Behshahr, Māzandarān, Iran, on Friday, 4 October 2019 at 21:58 (GMT)
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