Drinking Water Storage Tank Cleaning

Step 3 fill your tank halfway up with fresh water.

Drinking water storage tank cleaning.

Open the outlet valve or tap. Prepare a bleach solution to put into your clean water tank. As a final cleaning step pour some more of your cleaning mixture into the water storage tank and use your pump to run it into your home s pipes. Fill out one checklist per storage tank and submit labeled photos of each tank component with this form.

Provides sediment removal services as part of our routine inspections while structures remain in service and according to awwa and individual state standards. If unknown calculate the volume of the tank. Adding disinfectant to water storage tanks. The tank must be cleaned to ensure that water stored in.

Here s a brief rundown of the steps involved. This survey also showed that most tanks are painted exterior coating on an interval of 10 to 15 years. You may need a pdf reader to view some of the files on this page. Drain the water tank if you have a large water tank make sure to flush the water to a location where it will not inundate the surroundings.

Connect a hose to the open valve in order to direct the water to a location where it will not cause any localized flooding or erosion. The first step to cleaning your tank is to empty all of the water from it. Can be achieved by following the three steps below. Use a portable pump to remove dirt or rinse water from the storage tank.

And drain out any remaining liquid. Then rinse the tank thoroughly and dry it completely. Note there are different versions of the form for wyoming systems and for tribal systems. Fill it a few feet quarter full with treated potable water.

Traces of the substance the tank previously held. Since 1988 lec has set the industry standard for in service water tank maintenance while servicing over 20 000 public and private water clients in 49 states. Finished water storage tank inspection cleaning checklist. Based on a utility survey conducted by kirmeyer et al.

Cleaning sediment removal services for water storage tanks include but are not limited to. See epa s about pdf page to learn more. Open the outlet valve tap. Run your taps with hot water until the water that emerges from them are free of the cleaning solution.

The solution needs to be based on a ratio of 1 4 cup of bleach for every 10 gallons of water your will be using to clean your tank. Lec brings the right resources to every water tank maintenance project. Drain all the water from the tank and associated piping. If high pressure hot water is not available the tank can be filled with preferably hot water and left to stand for several hours.

The tank does not become contaminated by dirt or. 1999 it appears that most utilities that have regular tank cleaning programs employ a cleaning interval of 2 to 5 years.