Malibu Water Resources

Aeration Questions

Koenders Pond Aeration Windmills
MWR
Malibu Water Resources
Malibu Water Resources | Our Site Directory II
Our Mission: To make the World a better place -- one pond at a time™
Pond Aeration Windmills | Malibu Water Resources 800 490-9170, 818-992-4610 Fax: 818-992-4610 | We Can Ship Worldwide
Recent Pond Aeration Questions
Aerate Your Pond: See our pond aertation article |

2002

QUESTION

Hello:

I live in Maine and have a 1/4 acre pond
-- 7 to 9 ft. average depth -- which I had dug about 5 years ago.

We lost water every summer.
Last year, I drilled a well to keep up water supply.
Have the capacity to pump 25 gpm 24/7 if I need to.
We swim in it as primary purpose.

If I attach a spray nozzle on end of pipe and place in middle of pond and spray water into the air just at night, will this not help keep the water clear and clean from algae?

Is there anything else you would recommend
not too costly to eliminate the floating debris and algae (not bad right now) ?
Spent it $$ all on the well.

I would love to have brochure.

Thank you for your help.

Mark in Maine



ANSWER

Aeration means adding OXYGEN to the water.
One way to do that is to send air bubbles up from the deepest spot in the pond.
From the bottom of the pond.
The water at lower depths can loose all oxygen.
That's not good.

To spray water into the air helps somewhat,
but sending air bubbles up from the bottom works best.

Algae eats nutrients.
Oxygen in the water allows aerobic bacteria to thrive.
Aerobic bacteria eats the same nutrients that algae eats,
and so with oxygen the Algae is reduced because the pond water
is not overfed with nutrients. Oxygen keeps the pond in balance.

Here is an informative article on pond aeration:
| http://www.MalibuWater.com/Aeration.html |

We recommend aeration with air bubbles
from the bottom of your pond

Pond Aeration
We offer a Pond Aeration Windmill; and an Electric Aerator.

| http://www.MalibuWater.com/oWindmills.html |
| http://www.MalibuWater.com/oElectricAerator.html |

Call anytime:
800 490-9170, 818-992-4610 Fax: 818-992-4610
We will mail a brochure and related info to you.

Thanks for your email.
Malibu Water Resources
| http://www.MalibuWater.com/ |


POND AERATION
I have a 6-7 acre pond.
The pond is 17 years old | see older ponds |
man made | and about 25 ft deep at the deepest.
The water quality seems to be pretty good as are the fish (large mouth bass and bluegill).
The pond has a small amount of algae and very few weeds.
Would an aeration system help improve the pond and fish production?
Also, what is the advantage of all the air coming up in one place
instead of, say hundreds of small holes out of the hose?
Here is a long answer to your questions.

A 6 - 7 acre pond is BIG!
And 25 ft. is DEEP for a typical farm pond.

I am pleased that the water quality is good, and the fish are doing fine.

At some depth in your pond now there is a "thermocline"
where the water above has oxygen in it -- and the water below has no oxygen.

Anaerobic bacteria cannot live in oxygen,
so they are present at the bottom of your pond where there is no oxygen.
They create methane and other toxins.

Aerobic bacteria are the good guys.
They only live and thrive with oxygen.
They eat nutrients that algae like to eat.
Thus, more oxygen and aerobic bacteria reduce algae blooms.

Aerobic bacteria eat organic matter and create carbon dioxide
that is just vented into the atmosphere.

Thus, oxygen improves water quality
because aerobic bacteria thrive in water with oxygen in it.
The more oxygen the better.

Fish thrive in water with oxygen in it.
So, now the fish in your pond are living above the thermocline
where there is oxygen in the water.

Pond Aeration
the way we do it sends compressed air into the bottom of a pond.

As the air bubbles rise they dissolve directly into the water adding oxygen.
The air bubbles also bring the bottom water up with them,
and at the surface the water picks up oxygen from the atmosphere (20% oxygen).

And -- the water circulates throughout the pond.
Soon, there is oxygen in the water from top to bottom.

Thus, fish can live at all depths of the pond.
Little creatures like worms then populate that silt at the bottom of the pond
because there is oxygen down there and the anaerobic bacteria and toxins are GONE.

Fish like to eat the little worms
and other creatures at the bottom of the pond.

Pond Aeration At a depth of 25 ft.
a lot of the air bubbles have enough time / distance to dissolve directly into the water.
Tiny air bubbles rise slower than bigger bubbles, and thus
have a better chance of dissolving into the water.

So, if you send air into a pond,
it's helpful to use an air diffuser that makes tiny bubbles
because tiny bubbles release more oxygen into the water than big bubbles.

At 25 ft. you will have a lot of oxygen
dissolving directly into the water
from an aeration system set up at the deepest part of your pond.

Note: Fountain aerator systems look nice, and make a pleasant sound, but don't grab water from the deep part of the pond where oxygen is needed, and it takes a great deal of energy to through water up into the air.

Sending air into a pond
so air bubbles will rise from the bottom
does not take much energy, but still
the air bubbles move and circulate a tremendous about of water throughout the pond.

Our Pond Aeration Windmill System
Typically the Koenders Windmill system
has an air line attached to the windmill air compressor on one end
and on the the other end in the pond
is the Koenders Aeration Stone that is an air diffuser
-- and makes tiny bubbles.
It works fine.

Air Diffusers
There are a number of types of air diffusers.
One is an aeration stone -- like the one we use.
Another is a membrane air diffuser.
Another is a linear diffuser -- a tube with tiny slits in it.
They all make tiny air bubbles.

If your pond has one deepest spot,
then that is where I would recommend placing one or more air diffusers
-- whatever type your choose.

However, your pond is BIG for a farm pond.
We are used to working with farm ponds under two acres with one windmill aeration system.

Typically a farm pond is 15 ft. deep or less.

One Koenders Windmill
can properly aerate a pond up to 2+ acres at 12 ft. deep.

With your pond at 6-7 acres
one Koenders Windmill would be helpful.
Two Koenders Windmills would be better.
Three Koenders Windmills would be even better.

So, with your 6-7 acre pond, and 25 ft. deep
you need more air than one Koenders windmill can provide to properly aerate your pond.

But, some oxygen is better than none.

ANSWERS
1. Aeration will improve the water quality of your pond
2. Your fish will like the added oxygen and will thrive
3. An aeration stone will work fine
4. linear air line diffusers will also work fine
5. Because your pond is so big, you can put air diffusers in more than one spot in your pond.

QUESTION
What is the advantage of all the air coming up in one place
instead of, say hundreds of small holes out of the hose?

ANSWER
It is helpful to put air diffusers at the deepest spot in the pond.
But you are right, air diffusers can be placed in more than one spot.
Linear diffusers also are a good idea.

Aeration with air bubbles does several things.
1. Adds oxygen to the pond water
2. MOVES the bottom water to the surface
3. Circulates the water throughout the pond

Okay.
Now, where do you get more information?

We have some useful links on our web site.

Pond Aeration
| http://www.MalibuWater.com/oAeration.html |

Pond Aeration Windmills
| http://www.MalibuWater.com/oWindmills.html |

Koenders Electric Aerator
| http://www.MalibuWater.com/oElectricAerator.html |

Air Diffusers
| http://www.MalibuWater.com/AirDiffusers.html |

Linear Air Diffusers
| http://www.MalibuWater.com/LinearDiffusers.html |

Tweedy Lake CA | 10 Acre Lake Project
We use four (4) windmills and may add a 5th
| http://www.MalibuWater.com/LakeTweedy.html |

Older Ponds
| http://www.MalibuWater.com/OlderPonds.html |

ONE MORE TOPIC
The Koenders Windmill puts out a maximum of 1.5 CFM at 12 ft.
-- it would be less at 25 ft.

Airlift Windmill
We are a distributor for a more powerful windmill.
It is used for deep water well water pumping.
We can set it up for an aeration application
where we need a lot of air.
It is capable of producing up to 10 CFM -- Cubic Feet Per Minute.

QUESTIONS
-- Are you interested in a Windmill?
-- Is there consistent wind at your pond site?
If you are interested in using electricity for an aeration system let me know.

I have focused on a windmill system here.

Email us with more questions or call anytime.
Friendly greetings


Pond Aeration

Freeze Control Unit | Ethanol |

January 13, 2002
The landscaper who installed my windmill
says I should put rubbing alcohol in the windmill tank to prevent freezing.
I am afraid this will harm the fish in the pond.
Please advise.

ANSWER
Are the sever freezing temperatures where you live?
-- Our Windmill customers understand the air line freeze-up
problems, but do not report much trouble.

Air Line Freeze Ups
Moisture in the air can be pumped down the air line.
And, that moisture can freeze and block the air line.
Alcohol will work as a de-icer in the air line.

But, where can you get a de-icer alcohol that is not toxic?

Ethanol alcohol works best, but the US Government | ATF puts a tax on alcohol.

Rubbing alcohol has toxins in it that you don't want in your pond.

More Information
I have not found the best way yet to get alcohol
down that air line, but I have more information on this page.
| http://www.MalibuWater.com/Ethanol.html |

How is your pond doing?
Do you like your windmill?
If you have a way to email digital photos of you pond,
I would sure appreciate seeing it.

Friendly greetings
| http://www.MalibuWater.com/DirectoryII.html |



2001
Water Pump Questions | SW16 Water Pump

Hello Malibu Water Resources:

The Koenders windmill has been working fine and has been aerating the pond since it was installed last fall. Send me your mail address and I will send a picture.

As for the SW16 water pump,
it is doing what I want, that is -- it is pumping a small stream of water to my trees. No rain for the past month and 100 degrees most every day.

I noted that air is coming out at the water intake end at times, so I need to pull it up and seal the fittings and check the valve .

Other than that, I will let it work the way it is. I think about as much water is being pumped out the air release pipe as is going out the water outlet.

For an anchor, I mixed 80 pounds of cement in a plastic bucket and put an eye bolt in the cement so I could run a rope through it. The problem I have is trying to keep the float chamber vertical. Need to work out a better way to tie it to the anchor.


QUESTION | SW16 Water Pump
I have just hooked up my SW 16 pump and it is pumping a small amount.
I have about 6 ft of PVC above the water, from the air release fitting.
It is blowing like a geyser from this PVC pipe every few minutes.
Is this normal or do I have a water leak or other problem ?
Answers:
Put Pump Into Water
-- totally submerse the pump
-- it is buoyant | 60 to 70 lb. weight needed
-- a special Anchor is being worked on by Koenders now
-- top cap on air release chamber has to be submersed underwater
-- Pump body sits horizontally
-- Make the air release sit vertically
-- Once submersed | pump fills with water
-- float in air release chamber comes up and seals against top brass air release fitting -- Now the sealed unit is full of water.
Pumping
-- The wind speed of the windmill compressor
will pressurize the pump body and force the water out.

The length of the pumping cycle
is determined by lift factors and the wind speed at the pond site.

Wind
-- forces water out the exit fitting
-- and through your water line and into your water container
-- once all the water is forced out -- close to 2 gallons per cycle
-- The water from the air release chamber exits into the main pump body
-- the air release float drops
-- That allows the air that is in the pump body to escape
-- Some water escapes as well
-- That is when the geyser happens

Then
-- The air escapes out of main body
-- allows water to refill into the main body again
-- and the cycle repeats

You should get 2 gallons of water every cycle
if the pump is filling properly with water.
If not -- then there is a problem

Problems
-- The pump chamber needs to fill fully to get the float to seal
-- The water is what raises the float up in the air release chamber
-- If it does not fill fully you need to:

-- Anchor it properly | completely submersed
-- Or, something is restricting the float itself | an obstruction

Otherwise, it should work fine.
The length of the pumping cycle is determined by wind speed and lift factor.
Koenders SW16 | Shallow Water Pump | Price: $250
When shallow water conditions are prevalent, the Koenders SW16 maintains the ability to pump water to where you need it. The horizontal design allows you to pump down to 12" of depth and produce up to 10 liters per minute.  The SW16 is 22" long x 9" dia.  It must be submerged in a minimum of 1.5 ft. of water to operate effectively.

SW16 Water Pump
Mounting an SW16 Water Pump
This weight and structure may hold the SW16 water pump in place.
The SW16 would sit in place on a PVC rail structure.
Concrete would set a PVC post in place in a paint bucket.
Paint Bucket with concrete | PV Pipe structure | PVC Rails | Cable Ties | SW16 water pump

1. What are the steps to aerate a pond? What needs to be done?

Pond Aeration
ANSWER:
To Aerate a Pond the way we do it, you need several things:
-- An Air Compressor: Koenders Windmill or Electric Aerator |
-- An Air Line
-- A Foot Valve |
-- An Aeration Stone (an Air Stone) -- Koenders is 9 inches in diameter
-- And a 5 gallon paint bucket -- with a retrieval cord attached
The paint bucket could be smaller, the Aeration stone is just 9 inches in diameter.
Here is what you do:

1. You hook all the stuff together.

2. You get a paint bucket and put some gravel in the bottom of it.
You attach a retrieval cord to the paint bucket.

3. You put the Aeration Stone in the paint bucket on top of the gravel.
-- This way the bottom of the paint bucket will rest on the silt on the bottom of the pond, and the Aeration Stone will not get pond silt on it.

4. You attach a Foot Valve onto the threaded connector on top of the Aeration Stone.

5. You attach the Air Line to the connector on the top of the Foot Valve.

6. The you attach the other end of the Air Line to the connector on the Air Compressor.
Air Compressor: Koenders Windmill or Electric Aerator.

7. Then you lower the paint bucket to the deepest spot in your pond. You attach a float to the retrieval cord so you can position and retrieve the paint bucket with the aeration stone in it.  If you pulled on the Air Line it may detach from the Foot Valve and Aeration Stone. Later, you will raise the paint bucket to check the condition of the Aeration Stone and Foot Valve.

Here's How It Works:

The Air compressor sends air down the air line
to the Foot Valve and into the Aeration Stone.

Tiny air bubbles are released from the Aeration Stone and the air bubbles rise to the surface of the water.

Aeration -- Adding Oxygen to the water.
The tiny air bubbles released from the Aeration Stone do three things:

1. Some of the tiny air bubbles will dissolve in the water on the way up to the surface. Thus, releasing oxygen directly into the water.

-- By the way, if a pond has a deepest spot of 12 ft. or more, the tiny air bubbles will have enough distance to properly dissolve in the water on the way up to the surface. Shallower ponds still benefit from aeration. It may be beneficial to attach more than one Aeration Stone to help with water circulation in a shallower pond less than 12 ft. deep at the deepest spot.

2. All the tiny air bubbles also bring the bottom water up to the surface where the water grabs oxygen from the atmosphere.

3. The action of rising air bubbles also causes circulation of the water throughout the pond.

AIR COMPRESSOR
We sell air compressors made by Koenders: Windmill or Electric Aerator.
We also sell the other stuff: Foot Valve | Aeration Stone | Air Line | Repair Kit |
The Koenders Electric Aerator | See our price list
The Koenders Windmill Aerator | See our price list

Koenders Pond Aeration System: Koenders: Windmill or Electric Aerator.
Our Complete Price List on one page |
2.  How far can The Koenders Windmill Aerator be

from the diffuser and still be effective?
ANSWER:

AIR LINE LENGTH
Up to 500 ft. on a 3/8 id air line -- your looking at a loss of 2 psi.
-- psi resistance also depends on water depth.

Up to 1000 ft. on a 3/8 id air line -- your looking at a loss of 4 psi.
-- psi resistance also depends on water depth..

WATER DEPTH
Standard Laws of Physics
-- Pressure factor of 1 psi per 2.3 ft of water.

WATER DEPTH EXAMPLE:
So at 10 ft. | 10 ft  / 2.3 = 4.34 psi
That means the Windmill needs to put out 4.34 psi
to force the air in that depth of water.
-- taking into account the resistance of the length of air line

WIND NEEDED
A Koenders Windmill will turn in a 4.0 mph wind
-- but at a 20 ft pond depth for your aeration stone
you'd need 9 psi.

WIND & LINE LENGTH
So, it takes more wind
-- when the line is longer and
-- the pond is deeper

YOU NEED WIND
You need enough wind
-- to overcome the torque factor in the Windmill Air Compressor
-- to create enough pressure factor (psi) and send air
through the length of air line and down to the aeration stone in the pond.


3. Well Water Aeration?
The most reliable way to aerate a well casing
is to send air down in a 3/8" air line from an air pump at the surface. Depending on the amount of H2SO4 in the water, the air pump can be timed to run from 2 to 10 hours per day. The air will drive the sulfur gas into the atmosphere so the well casing should be vented with a bug proof pipe. There are many small air pumps available from Graingers but they tend to fail due to heat.

I recommend the Koenders air pump. It is cheap to buy and cheap to run, works on a household timer... and will last for years. The air diffuser should be small enough to fit down the well casing. Malibu Water Resources can supply one. Other well casing aerators are either not satisfactory or too expensive.


Well Aeration (continued):

The best way to aerate a well is to get a reliable air pump (Koenders is the best for price and durability) and send air into the well with a 3/8" air line to the bottom of the well... where it is diffused into the water in fine bubbles.

Install a well casing vent to remove the H2SO4, Hydrogen Sulfide, (Sulfur smell).

Hydrogen Sulfide is more soluble in air than water and will transfer to the tiny rising air bubbles from it's suspension in well water. The air bubbles will take it to the well casing vent... and into the atmosphere.

This is the simplest, most effective and least expensive way to rid your well of H2SO4. It works. There are a few less expensive and a few more complicated systems available... but this is the best.

You should install a simple charcoal filter to filter the water intended for drinking.
Aeration does not affect the beneficial minerals in water. However, it will remove all metals... like iron, zinc and manganese... through oxidation.

And remember, a little arsenic is good for you. It is a potent anti-carcenogen and is found in apple seeds. Remember, "An apple a day..."

Thanks for your interest.
Jim Glennon, Malibu Water Resources


Well Aeration (continued):

Put the air stone 5 or 10' above the submersible well pump... just enough to keep the vibrations of the pump from damaging the air stone. Contact us for the pricing on a Koenders air pump, air line, air stone and shipping. 800 490-9170, 818-992-4610 Fax: 818-992-4610

So far in our testing the heavy (95 lb.) Koenders agricultural air pump has outlasted the best linear pumps of the same CFM by several years. The best (Gast and Thomas) piston and diaphragm pumps have flamed out within a year.

We're using Koenders pumps now for aerating septic systems.
How's your septic system?
Ask me as many questions about water as you can think of.
JG


Hey Don,

50 feet is significant and requires the 1/4 hp pump. At 50', the diffuser will aerate the top 20' of water... which is enough to get the sulfur out of the well. You can try a smaller linear pump... or run the Koenders pump on a timer... 1/2 hour on, 1/2 hr off.

If you have a storage tank at the surface that is vented to the air, you can aerate that with ease... and then pump from that tank your house pressure system. This is the way we do it in Malibu and the way Rita Rivet, (Sulfur Mountain woman I mentioned) fixed her well water.

Septic systems can be either anaerobic (most common) or aerobic. The anaerobic type breaks down organic material very slowly and produces H2SO4 and methane. Those anaerobic bugs also produce a black slime which in time will clog the seepage pit or the leach field.

Aerobic buggies live on Oxygen, like us and give off CO2... like us. This is the bacteria on our skin and the type that breaks down organic matter when in an oxygen environment. These guys eat at 10 times the speed of their anaerobic cousins, clean the water entirely (no slime) and don't stink. Most new septic systems are now aerobic, HYDRATION in Texas being the best. I have aerated my 50 year old 750 gallon septic tank for over twenty years and just pumped it for the first time yesterday. There had accumulated a mat of "indigestible" material on the bottom of the tank which is better taken out than left in. The clear water from this system is now further cleaned by an Ultraviolet system and we use it for irrigation.

There should be more info on this on our www.malibuwater.com web site.

Stay tuned. JG


July 2001
Hello Malibu Water Resources
I have methane gas in my well water.
The well is located in the upper peninsula of Michigan.
It is 670 ft deep.
Do you sell equipment
that separates and vents the methane?
Carl in Michigan
Hi Carl,

Methane or H2SO4 (Hydrogen sulfide) is more soluble in air than in water... meaning that these gases will transfer to air bubbles faster than they will stay in water. The rising air bubbles carry the gasses to the surface and into the atmosphere.

You can aerate the well water in the well casing or in a holding tank. It makes no difference as long as which ever you choose is vented to the air.

At this time, we cannot aerate a pressurized water system... easily. So the choices for you are to aerate:

1. Directly into the vented well casing.

2. Into a vented, unpressurized holding tank.

In either case you can use our heavy duty but low cost electric aerator, a length of air line, an air diffuser and one check valve.

We recommend the tank aeration because the aeration process provides an added benefit in dropping all metals (iron, zinc, manganese) out of suspension thereby cleaning the water. These metals can then be yearly drained from the bottom 2” of the tank.

This collection of metals in the bottom of the well casing is insignificant but should be pumped out of the well casing whenever you change your well pump.

Periodic servicing of water wells is important... which brings me to another question. How long has the methane been noticeable in the well? It could be the product of debris at the bottom of the well. Check your well casing.

Jim Glennon
 


Shock Chlorination — Well Maintenance |

Don Ariola: dariola@attglobal.net |
I did shock chlorinate the well... it really made a difference!
It forced a lot of black junk out of the system which I think is the results of killing the bacterial iron... mostly out of the cold water lines where I guess it has the correct environment to thrive. The hydrogen sulfide odor also disappeared. For your reference... the instructions I followed are here... except for an additional step...  I circulated the water from the well through my pump, storage tank, etc. and sent it back down the well for about two hours to thoroughly mix the solution and clean the upper well casing... then I went on to the process step where you allow the chlorinated solution to reach each plumbing fixture in the house.
Best Regards, Don 
Pond Freezing
QUESTION:

We have several ponds on our land and they all freeze in the winter. Everyday I have to go chop ice. Is there a way with or without a windmill to keep these ponds from freezing? We have cattle and we need water in the winter. We currently use water tanks with tank warmers in the winter.
If you have any information that can help please send it to me.

ANSWER:
There are several ways to “de-ice” pond water.
One way is “AERATION.” If you set up a system to add air to your pond, or even to water tanks, the air bubbles rise to the surface and keep the surface water moving. Moving water will not freeze. So, for farm ponds up to 2 acres in size an aeration system will add needed oxygen to improve water quality, and it will make a hole above the spot where you place the aeration stone (that makes air bubbles) where the pond will not freeze over.
Take a look at this page: | http://www.MalibuWater.com/WinterAeration.html |
Call anytime. We'll mail you more information. 800 490-9170, 818-992-4610 Fax: 818-992-4610

Kathy Taylor (303) 676-6061
Email: KATHERINE.TAYLOR@dfas.mil
Water Pump
A stream 16' long ---> going into a large pond.
I have been told it would have to pump 3000 gallons per minute.
The pump would have to be put at the bottom of a 20' deep pond.
Would solar pump with a battery back-up or
solar pump with a electric windmill back-up be better and more economical.
Or, would a AC electric submergible water pump
work better?

Question:
Dear Sir:
I really appreciate for your web site and I
would be happy if you would answer my question:

We have two types of salt water in desalting plant.
One of them contains
h2s and another
Fe (iron)
when has been mixed for injection in disposal wells
then black deposits (SFe) formed and make plugging and pipeline system

Please give me your advise for remove this problem.


ANSWER
Cleaning Up Water in a Desalting System
Before you inject the waste water containing Fe and H2S into the disposal wells, you must aerate it. The aeration should be done in a holding tank of whatever size is appropriate prior to the well injection. The aeration will drive the h2s into the atmosphere as it is more soluble in air than water... and the aeration will oxidize the iron into iron oxide which is heavier and will fall out of suspension to the bottom of the tank. This process will also remove zinc and manganese in the same way... thereby clarifying the water for easy disposal.

We sell electric or wind operated aerators for this purpose.

You should periodically drain the collected iron oxide water from the bottom of the aeration tank (about 2”) into a shallow, plastic lined pond. The water will evaporate and the iron, manganese, etc., can be reclaimed or disposed of.
-- James Glennon


Pond Aeration
Koenders Pond Aeration Windmills | Electric Aerators |
QUESTIONS

1 - When h2s goes into atmosphere during the aeration
is it danger for  human or not
and
also is the weather be septic ?
the h2s estimated 180 ppm

2 - When the water aeration
the oxygen of air will solve in water
this increase the rate of corrosion in system
is it right or not 


ANSWERS:
The aeration tank should be vented to the air. If the tank is close to people that might be bothered by the smell of the escaping h2s, you must attach a carbon filter to the vent stack which will eliminate the smell.

Here in Malibu we have a 5000 gallon tank of highly sulfated water (h2so4) which is aerated and vented to the atmosphere through a carbon filter on a 2” diameter vent stack.

The removal of the h2s will eliminate the corrosion in your system done by this compound. The salt erosion will continue to be a factor. Use PVC piping.

JG


De-Salination
I assume 4000bbls of salt water equals 220,000 gallons.

Two of our basic 110AC aerators running 24 hrs/day
will aerate this water... or two windmills with 5 mph+ of wind.
Is the water in a tank or shallow pond?
Air injection is not necessary.
A simple air diffuser on each pump will do just fine.
JG
Well Water Aeration


QUESTIONS:
I am looking for an aeration system
to remove the iron and manganese from my home well water.
What do you recommend?

I have a drilled well,
but I don't know how deep the casing goes;
at least to bedrock which might be as little as 30 or 40 feet.

The submersible pump is at a depth of 160'.

I have no standing water tank,
but do have a small pressurized tank in the basement.

We've had the water tested and it has both iron and manganese.
I don't recall the concentrations but can look them up.


QUESTIONS:
At how high a concentration is your system effective?
What maintenance is required?

If your pump is at 160 feet, then the well casing is that deep at least.
Aerate the well water with an air line and narrow diffuser to 100 feet.
The pump at 160' will pump out the larger oxidized iron and manganese particles
which you can then filter out with a simple screen filter before the pressure tank.
Aerate 24hrs. / day
and ANY concentration of iron/manganese will be removed.
JG
Well Water Aeration


Standing Water Tank
If your well water goes into a standing water tank,
you can aerate the water in the tank,
before the water goes into a pressurized water tank.
Here is an example:
| http://www.MalibuWater.com/SulfurMountain.html |

Water Well Aeration
If your well water goes from the well
directly to a pressurized water tank,
then you can aerate the water in the well casing:
Here is an example:
| http://www.MalibuWater.com/WellDiffuser.html |
| http://www.MalibuWater.com/DirectoryII.html|



De-Salinization Project
QUESTION

How much volume of air needs for 4000 bbls of salt water
contains 180 ppm h2s
and how many hours should be air injected to water.
ANSWER:

I assume 4000bbls of salt water equals 220,000 gallons. Two of our basic 110AC aerators running 24 hrs/day will aerate this water... or two windmills with 5 mph of wind.

Is the water in a tank or shallow pond?

Air injection is not necessary. A simple air diffuser on each pump will do just fine.



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