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Iron Bacteria & Manganese Bacteria

tub with scale and iron stainsscale and iron in toilet tank

 

Iron Bacteria is a bacterium that is not harmful to ingest when it has infected a potable well (fit to drink).  However it can become a very big nuisance for the homeowner. 

This bacteria grows as a slime and  has bio-film which can reduce the inside diameter of pipes, cause problems in filters and water heaters and give off a sulfur smell.  It can cause iron stains and iron can seep through the a water softener.

 

There is something called a Manganese Bacteria and it is very similar to an iron bacteria with slim building, stinky, nuisance. 

We do chlorination's for $375.00

E. H. Renner is not responsible for any problems you may encounter when chlorinating yourself

To treat Iron Bacteria and Manganese Bacteria a proper chlorination must be performed. If it isn't done properly the smell will keep coming back and growing at rapid rates. To have a proper chlorination a few things need to determined first.

1)  What is the depth of the well and the static water level.  There is a web page on the Minnesota Department of Health website call The County Well Index that can help you determine the depth. (make sure to turn off the pop up blocker) For example: 100' well the water level 20' = 80' of water in the well

2)  Determine the volume of water in well.  Measure the inside diameter of the well. back to the example above: we have a 4" well and we look at the table I below take 80' of water in the well multiply by .65 = 52 gallons of water in the well

3) Estimate the volume of water needed in the rest of the home's system.  If the well tank holds 40 gallons and the water heater holds 80 gallons and the plumbing in the home and line between the house and the well (80+40+80=200 gallons) That is 200 gallons in the home's system.

4)  Determine the amount of water in the entire system.  Adding the home and well together.  (52gallon from well +200 gal from home= 252 gallons

5)  Determine the amount of chlorine product required for 200ppm solution see Table II

For our example: Lets use household bleach we have 252 gallons of water divide 100 gallons because that is what our table is in .  We then multiply 2.52 by 3 pints of bleach and we have 7.56 pints or 7 1/2 pints used in 250 gallons of water. 

6)  Mix the water and bleach in one big vat or divide accordingly.  Not pouring the bleach directly into the well

7)  Introducing the water into the well.   Turn the power off to the well!!!

   Begin pouring water down the well or siphoning it at a constant rate.  Do not turn the power back on until all the water is down the well.  If you don't have a big enough container for 250 gallons we do.  A chlorination is $375.00 we have tanks ranging form 300 gallons to 1800 gallons if necessary

8)  Prepare home for disinfection  by pass water softener and all filter.  Remove all filter if needed, they will plug up later.  Turn ice makers off.  Turn off Sprinkler system.  Remove all screens from sinks and keep off till final flush.

9  Next day flushing.  Turn on a garden hose for 8-12 hours.  flush the well of the mineral build up and chlorine residue.  Do not use sprinklers, they will plug up!  Then turn on the fixtures in the home only after you don't smell chlorine in the garden hose.  The sinks and tubs will take 10 min on the cold side but the hot may take 1/2hour or even an hour of run time. 

New and old wells can be treated.  New wells should have been treated by the driller or pump installer.  However each time a well is worked on chlorine should be used to prevent unwanted bacteria from growing. 

A Chlorination Treatment is an easy and inexpensive (375.00)treatment and is recommended to do every 5 - 10 years.

We do system checks while we are chlorinating to make sure your well system is working fine 

There is some caution when doing a chlorination yourself:

1) Electrocution from the wires at the top of the well (220 volts)

2) Plugging the softener, water heater, and screens on the faucets.

3)  Dropping thins down the well and getting the pump stuck later.

4)  Plugging the pump up with crude from the well.

5)  Deterioration of the well casing, pipe and pitless adapters (which can be very expensive later)

Table I.

Well Casing diameter (inches)

Water Volume Per foot of water depth (gallons)*

Volume in 100’

4”

.65

65       gallon

6”

1.47

147     gallon

8”

2.61

261     gallon

10”

4.08

408     gallon

12”

5.88

588     gallon

18”

13.22

1322   gallon

24”

23.50

2350   gallon

30”

36.72

3672   gallon

36”

52.87

5287   gallon

*Volume of water calculated in a cylinder multiply by 7.48 gallons/ cubic foot

Table II Amount of Chemical is required (200ppm)*

Chemical name

Amount per 100 gallons of water

Liquid Laundry Bleach (5.25% NaOCl)

3 Pints

Commercial Strength Bleach (12-17% NaOCl)

1 Pint

Chlorinated Lime ( 25% CaoCl2)

11 ounces

Dairy Sanitizer (30% CaoCl2)

9 ounces

High – Test Calcium Hypochlorite (60-75% CaoCl2)

4 ounces

Sterilene – Design Water Technologies

8 ounce

Sterilene only needs to be 100ppm this is for that amount

Calculate Volume of water in well

Example

Your well:

1. Depth of casing

100 feet

                        Feet

2.  Depth of water 

  20 feet

                        Feet

3. Total Depth of water

  80 feet

                        Feet

4.  Diameter of well

    4 inch

                       inches

5.  Volume of water per foot ( Table I)

  .65 gal

                       gallon

6.  Total Volume of water in casing( #3x #5)

   52 gal

                        gallon

7.  Volume of water in the well

 200 gal

                        gallon

8.  Total Volume of water (#6 + #7)

 252 gal

                        gallon

Calculate Amount of chlorine Product for a 200 ppm Solution:

Chlorine product used:  Liquid Laundry Bleach

9.  Product needed per 100 gallon (Table II)

3 pints

                          Pints

10. Total product needed for example in 252 gallons of water (#8/100x #9)  =  7.56 pints

                          Pints

 

 

Free Iron and Hardness Water Tests

 

15688 Jarvis St. NW - Elk River, MN 55330
Phone: (763) 427-6100 Fax: (763) 427-0533

E-Mail: krenner@ehrenner.com

 

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