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In-depth technology research: finding new ways to recover data, accessing firmware, writing programs, reading bits off the platter, recovering data from dust.

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Please do not post questions about data recovery cases here (use this forum instead). This forum is for topics on finding new ways to recover data. Accessing firmware, writing programs, reading bits off the platter, recovering data from dust...
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Disk after flood - recovery

May 25th, 2010, 6:25

Have somebody recover disk after flood?
How you solved the problem. Or not?

Any curious case? ;)

Re: Disk after flood - recovery

May 25th, 2010, 7:56

Post some pictures.

Re: Disk after flood - recovery

May 25th, 2010, 8:03

I don't have such case. I'm just curious ;)

Re: Disk after flood - recovery

May 26th, 2010, 3:57

We had a large number of water damaged drives this year as a result of some bad flooding in our country. We successfully recovered approx 60% of them. We used a number of methods, some more successful than others. I was surprised at the volume of water that had ingressed into the drive, even on drives that were not submerged.

Also, we've handled a number of drives from CCTV DVR systems that were physically damaged and subsequently thrown into a river by criminals trying to destroy evidence. Got most of the footage off them, which was a nice result. Hopefully someone is sitting behind bars now :)

Re: Disk after flood - recovery

May 27th, 2010, 8:57

Ok, one photo ;)
Attachments
quantum.jpg

Re: Disk after flood - recovery

May 27th, 2010, 10:52

A good deal depends upon how long the water has been inside the drive. Oxidation begins rapidly and can cause permanent damage in short time.

Re: Disk after flood - recovery

June 3rd, 2010, 7:39

interesting how successful was the recovery of this drive how did you clean the other platters
would love to know more

Re: Disk after flood - recovery

June 3rd, 2010, 8:12

No success unfortunately. Heads are gone, massive platter destruction.

Re: Disk after flood - recovery

June 3rd, 2010, 8:16

sometimes it "May" be better to keep the drive damp before you do any cleaning.

Saying that I have only done one in my life time lol

Re: Disk after flood - recovery

June 3rd, 2010, 8:27

I think the main problem is not the water, but the rough conditions associated with flooding.

I agree with CK, about 60% or so seems reasonable recovery percentage for water damaged Hard Disks

Re: Disk after flood - recovery

June 6th, 2010, 11:12

water damaged drives successful ratio more then 70 to 80% depends on expereince..
Mostly easily fix :)

Re: Disk after flood - recovery

June 6th, 2010, 11:59

Well, the drive on the picture was a Quantum, so if heads were gone even if media was recovered to acceptable conditions, THIS was the biggest problem.

Re: Disk after flood - recovery

June 6th, 2010, 14:24

BlackST wrote:Well, the drive on the picture was a Quantum, so if heads were gone even if media was recovered to acceptable conditions, THIS was the biggest problem.


BlackST has right.

When is clean water it is "quite easy" to recover data, but what about slime?
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