Moderate mag. 5.3 earthquake - 16 km south of Bojnourd, North Khorasan, Iran, on Tuesday, 4 August 1998 at 11:41 (GMT)
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Moderate magnitude 5.3 earthquake at 33 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Depth: 33.0 km
Epicenter latitude / longitude: 37.341°N / 57.265°E (North Khorasan, Iran)
Nearby towns and cities:
16 km (10 mi) SSW of Bojnourd (pop: 192,000) --> See nearby quakes!
37 km (23 mi) NW of Esfarāyen (pop: 59,700) --> See nearby quakes!
59 km (37 mi) W of Shīrvān (pop: 82,800) --> See nearby quakes!
113 km (70 mi) WNW of Qūchān (Razavi Khorasan) (pop: 111,800) --> See nearby quakes!
114 km (71 mi) SW of Abadan (Ahal, Turkmenistan) (pop: 39,500) --> See nearby quakes!
120 km (74 mi) SW of Achgabat (Ashgabat, Turkmenistan) (pop: 727,700) --> See nearby quakes!
131 km (81 mi) NNW of Sabzevar (Razavi Khorasan) (pop: 226,200) --> See nearby quakes!
185 km (115 mi) NW of Neyshabur (Razavi Khorasan) (pop: 220,900) --> See nearby quakes!
239 km (148 mi) WNW of Mashhad (Razavi Khorasan) (pop: 2,307,200) --> See nearby quakes!
553 km (344 mi) ENE of Tehran (Tehrān) (pop: 7,153,300) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 5.6 x 1012 joules (1.56 gigawatt hours, equivalent to 1344 tons of TNT) More info
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.
|5.3||33 km||Turkmenistan-Iran border region||USGS|
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
More infoRecorded aftershocks, latest first (1 quakes):
- 27 Aug 1998 21:23 UTC| M 3.9 |10 km (6.2 mi) depth|13 km (8 mi) distance| USGS | Details