Dowsing for water

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deeps

Forager
Dec 19, 2007
165
0
Monmouthshire
Recently acquired a new skill - dowsing for water. Now I am not one for crystal gazing or mumbo jumbo being a nuclear engineer by training - however this just works.

Doing some leak detection on a water system with the local water company bods they produced a pair of dowsing rods and proceeded to trace the line of the buried pipe with reasonable accuracy. Asked if I could have a go and it just worked for me no problem.

So what were these mystery dowsing rods ?

Just two pieces of L shaped number 8 fencing wire, long length about 10 inches, short length about 6 inches. You hold them loosely (so they can swivel freely) vertically by the short length, one in each hand, with the long lengths horizontal, parallel and pointing forward. If you are looking for a pipe then try and walk slowly to intersect it at what you suspect will be close to 90 degrees. The rods will swing out when you cross it pointing back and for along the line of the pipe.

I made my own set from some fencing wire I had lying around in about 5 minutes and have been using them with a high level of success (>80%) typically picking up MDPE pipe buried at 600mm to within a metre. Ferrous is easier to detect.

Saves a lot of excavation time, which is useful for me doing a fair amount of earthmoving around the house and farms.

Starting to do some spring detection work as well now to hone my skills.

Reckon this is a good country skill for all us bushcrafty types to have on board so hope this is helpful to someone. Have a go this weekend and see if you can pick up where the water services enter and leave your house, it's really not that difficult.

I guess it must be something to do with the rods aligning themselves with local magnetic anomolies created by moving ions in the water though can't figure how that might influence the traditional twitching Y shaped stick method you commonly hear about. Whatever, an old dog has learnt a new trick !
 

Skaukraft

Settler
Apr 8, 2012
539
4
Norway
Tried it a few times, and can't say anything else that that this works. Found burried cables, pipes and other bits'n pieces.
 
Oct 5, 2009
422
0
Sheffield
I used to do this quite a bit as a child, both 'L' wires and forked branch - well two thin bits of bamboo bound with insulation tape. I've even had some success with the pendulum. Again I have little patience with all the mysticism that these activities attract but it's easy to see why.

Thanks for the reminder - I have a drain to find this weekend. The neighbours already think I'm a bit odd so I reckon there's no harm in giving it another go.
 

Toddy

Mod
Mod
Jan 21, 2005
38,987
4,632
S. Lanarkshire
I find it works.

I'm a hearty sceptic, but it's waaay above statistical norms of chance in it's success rate for me.

cheers,
Toddy
 

Zingmo

Eardstapa
Jan 4, 2010
1,295
117
S. Staffs
My job involves drilling boreholes. Locating where pipes and cables run is important. We employ specialists who use radio frequency detectors, magnetometers, ground probing radar and such. It is expensive. If dowsing worked we would use it. As it is, it is specifically prohibited because of the number of incidents (including fatalities) caused by the false certainties that dowsing brings. If you want a bit of fun then go play with your bent wires, but if it is important, you need to be sure. If you are trying to find water, get a book on hydrogeology and you will realise you don't even need the bent wires.
Z
 
Oct 5, 2009
422
0
Sheffield
We've already had conspiracy theories today and now it's pseudoscience.

Fair comment, I guess we're running a hairs-breadth away from religion, politics and economics. Just as an aside I've read the wikipedia article on dowsing and all the controversy surrounding the sale of devices intended for detecting explosives. Now that is crazy!

It's an interesting phenomenon but at the end of the day I'd never treat the results as a certainty. I would argue it's a weighted guess at best. For me the only thing this at risk is a wasted hour or so, I'm still going to have a pootle round with my bent wires this weekend
 
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deeps

Forager
Dec 19, 2007
165
0
Monmouthshire
Thanks for that Zingmo..perhaps some of the people in your company might want to learn the difference between appropriate risk strategies for decisions made on the basis of a certainty or just a possible indicator ? All I can say is that dowsing is a method used on a day to day basis by the leak detection teams of every water company in the land, and I can assure you they are pretty down to earth blokes. Different industries, different norms. On the job in question we were trying to identify leaks on a 170m length of 63mm buried MDPE. High tech ultrasonic leak detection equipment gave strong indication that there were two sizeable leaks at specific locations along its length, dowsing correctly identified the pipe run. Whilst the dowsing was accurate, having spent most of a man day in the tipping rain excavating it, there were no leaks at the sites we were given and it was subsequently proven the leak was elsewhere ! Bit grumpy about that but as an engineer I understood that the modern equipment the water company used was giving me just an indicator. If it doesn't float your particular boat thats fine, but I wouldn't dismiss it out of hand.
 

deeps

Forager
Dec 19, 2007
165
0
Monmouthshire
If it works why doesn't my tv ariel go mental when it's raining?

Maybe you need to get up on the roof and loosen the U bolts securing it so that it can swivel freely and then report back to us, or alternatively stand outside in the rain and measure whether your house is rotating just a little bit ;-)
 

IanM

Nomad
Oct 11, 2004
380
0
UK
It works for me. I need two L rods but only the right hand one works. I have to have a mental picture of the item, pipe, key, etc. in mind, preferably having seen the item beforehand and a personal interest (it's my key) helps.

I use high tech rods. Coat hanger wire cut and bent in an "L" to about a foot by six inches. Each six inch leg is dropped through an old Bic Crystal ball pen with the ink tube removed and the bit stuck out of the bottom bent to hold it all together. Hold the Bic case vertically and the long end swivels easily, no sensitive grip needed.

When I tried professionally made rods with ball bearings and crystals they were a total failure.
 

fredster

Forager
Oct 16, 2009
202
0
Ipswich, Suffolk
I have seen this disproved time and time again on various myth-busting science shows. When they set up PROPER scientific trials for dowsers to come and prove their worth its always the same - random guessing proves as accurate as dowsing does for finding underground water.

Please folks, this is the 21st century, not the dark ages.
 

Toddy

Mod
Mod
Jan 21, 2005
38,987
4,632
S. Lanarkshire
...........you know I was going to be all terribly rational and scientific and, well you get the idea. Logic says don't be so damned daft.

Nope, I don't know why it works, but 3 or 4 times out of 5 it does :dunno:
Would I rely on it ? depends, I suppose. If in need and no other (or and expensive or time consuming) option, without a doubt I'd do it.

Each to their own :D...........ball bearings ? crystals ?..........it's a wee bit of stick or a couple of scraps of fence wire and two wee bits of willow or elder :D

M
 

Zingmo

Eardstapa
Jan 4, 2010
1,295
117
S. Staffs
It works for me.

Hey, get on to James Randi, you could be $1,000,000 better off!


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Z
 

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