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are salt water softeners bad for the environment

by Raina Mante Published 3 years ago Updated 2 years ago
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A major drawback of salt-based ion-exchange water softeners is the chloride they produce and discharge into septic or sewage systems. Chloride from salt can seep into and pollute groundwater from on-site septic systems. Chloride also enters the environment via wastewater treatment facilities.

Are water softeners safe for the environment?

When it comes to water softener safety, unfortunately, salt-based water softening systems contribute to two environmental problems: Salt buildup in aquatic environments – Water softeners release chloride salts (such as sodium chloride) into the environment.

How do saltwater systems affect the environment?

This can adversely affect rivers, streams and aquifers, especially in areas that are already suffering from high concentrations of salts due to road salt application, agricultural runoff, and other sources. Overuse of water supplies – The system uses water to flush itself out regularly in a process called regeneration.

Do salt-based water softeners work?

Salt-based water softeners are highly effective for reducing scale, but the water they produce is unhealthy to drink long term. A natural solvent, water has the ability to dissolve rock and sediment.

Are water softeners being banned in the US?

Installations of new water softening systems are being banned in an increasing number of states and municipalities. Specifically, ion exchange water softeners. What are the safety concerns with water softeners?

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Why are salt water softeners bad?

They're Bad for Your Area The salt in your softened water may go to irrigate local parks or crops, thus endangering the plants. Softened water has even more far-reaching effects. Particularly in areas where water softeners are very common, cities must treat wastewater to reduce the amount of salt in it.

Can water softeners cause health problems?

For most healthy people, the amount of added sodium in the softened water poses no health problems. However, for people who are hypertensive (have high blood pressure) and must live on a low-sodium diet or a sodium-restricted diet, the sodium in the softened water can be hazardous to people's health.

Does salt water softener waste water?

Waste: The average salt water softener wastes approximately 150 gallons of water every week, amounting to nearly 8,000 gallons per year. Cost: In addition to higher water bills, salt-based softeners also require bags of salt, which result in continuing expenses for homeowners.

Are water conditioners bad for environment?

When it comes to water softener safety, unfortunately, salt-based water softening systems contribute to two environmental problems: Salt buildup in aquatic environments – Water softeners release chloride salts (such as sodium chloride) into the environment.

Why are water softeners being banned?

Agriculture depends on the use of repurposed water for irrigation but high-sodium water is detrimental to crops. The ban on water softeners is to preserve the integrity of our wastewater so that it can be used for agriculture.

What can I use instead of a water softener?

5 Water Softener Alternatives You Can Enjoy Right NowWater descalers. As we discussed already, water descalers work using electric impulses. ... Reverse Osmosis Systems. ... Template Assisted Crystallization (TAC) ... Electronic Water Conditioners. ... Liquid water softeners.

Is softened water safe for plants?

Most plants cannot tolerate high amounts of salt. The sodium in softened water actually interferes with the water balance in the plants and can kill plants by “fooling” them into thinking they have taken up more water than they have. Softened water essentially causes the plants in your garden to die of thirst.

Is it OK to drink softened water?

Can I Drink Softened Water? While most softened water is perfectly safe to drink, the amount of sodium in the treated water will depend on the hardness of the original water. If the water hardness is below 400 ppm calcium before you soften it, then you can drink it with little concern.

What are the disadvantages of a water softener?

Disadvantages of Using a Water SoftenerThe end products may be too soft for some people! ... Too much sodium. ... Not suitable for irrigation. ... They are expensive to install and maintain. ... The alternatives are also expensive. ... Messing with dietary mineral requirements.

Is a water softener eco friendly?

Water softeners are ideal for those looking to live green because they: Lower your energy usage by keeping hard minerals out of your water heater. Save water by reducing the length of your appliances' wash cycles. Reduce hard mineral deposits in your plumbing system, improving the quality of your pipes.

Are water softeners bad for septic?

These studies conclusively show that water softener waste effluents cause no problems for septic tanks. The allowance of water treatment system discharges to hundreds of thousands of septic tank systems is practically universal now.

What are the pros and CONs of a water softener?

There are a number of pros and cons about softened water to consider:PRO: Reduces the “hardness” of the water, which can have several benefits for consumers, including: Less soap and detergents needed. ... PRO: Only removes the minerals that cause hardness. ... PRO: Reduces scaling and lime deposit build-up. ... More CONs:

What are the negative effects of soft water?

Cons of Soft Water Regularly drinking soft water increases a person's sodium levels, which can lead to multiple health problems including blood pressure. The process used to make the water soft also makes it more volatile, which means it picks up more unwanted elements from your pipes.

Is drinking softened water healthy?

Soft water is also very safe to drink for most healthy humans. People tend to be concerned about the elevated sodium levels characteristic of soft water. In reality, soft water only contains slightly more sodium and does not approach levels harmful to healthy adults.

Should you drink water softener water?

So is drinking softened water okay? Yes, it is. Where the water hardness is below 400ppm calcium carbonate, softened water complies with the drinking water regulations. There are two specific situations where the use and drinking of softened water is inadvisable.

Is water softener resin toxic?

Water softener resin is not toxic, and the beads can't escape from the water softener cylinder. Each resin is sodium charged, calcium and magnesium ions are attracted to the resin, sodium ions jump off the resin. This is ion exchange.

Why are water softeners important?

Water softeners play a very important role in helping many other appliances in your home operate efficiently, and they’re even part of the solution for keeping certain detergents from polluting our waterways.

What is the media used to soften water?

Media used to soften water by removing the hard minerals calcium and magnesium eventually gets exhausted and needs to be recharged (aka. regenerated). During the regeneration process, sodium from the solution in the brine tank refreshes the media by knocking off the calcium and magnesium ions collected by the water softening media.

What percentage of brine solution is used in a regenerating system?

So, if your system is regenerating when the softening media is at 75% capacity, it only uses 75% of the brine solution (salt and water) and reduces the rinse cycle times to use less water compared to regenerating a system that has used 100% of its capacity.

What happened after the phosphate ban?

After the ban, people started noticing things weren’t getting nearly as clean as they expected. NPR even reported that some consumers were adding their own phosphates to dish detergent. Phosphates were basically trying to do the same thing for dishes and laundry that water softeners do for an entire house.

What does it mean when a water heater is not energy efficient?

For energy-efficient models, this can mean they fail to run according to the manufacturer’s specifications. So, they aren’t operating as efficiently as intended, which means you aren’t saving as much on your utility bills or as much energy as you thought. That’s especially true for water heaters.

Do water softeners have to be sustainable?

There are certainly people who criticize water softeners in regards to sustainability. The biggest complaints are that these residential water treatment systems waste too much water and put chloride (from salts) into aquatic environments. Water softeners, as well as other types of water treatment do come with a certain amount ...

Is softener discharge harmful to septic systems?

The EPA has said that softener discharge is not harmful to septic systems and may actually be beneficial to the soil.

How much water does a salt water softener use?

Increased water consumption – According to the Environmental Protection Agency (EPA), the ion exchange process employed by a salt-based water softener uses approximately 25 gallons of water per day. Increased pollution – In many states, sodium is considered a pollutant. The wastewater from alt-based water systems can have a negative effect on local ...

What are the advantages of water softeners?

Advantages of Water Softeners: Improved energy efficiency – French researchers have found that increasing water’s hard mineral content by just 1mm can reduce heating efficiency by up to 6 percent. Another study, conducted by New Mexico State University researchers, discovered that gas heaters operating on hard water use almost 30 percent more ...

Is salt water softener good for the environment?

Environmental Pros and Cons of Salt-Based Water Softeners. Installing a salt-based water softener in your home is one of the best ways to combat the effects of hard water – from soap that doesn’t lather properly to clothes that never get fully clean.

Does water softener help with soap scum?

Cleaner clothes – Hard water minerals prevent soaps and detergents from lathering properly, which can result in a buildup of soap scum on clothing and linens. By preventing soap scum from forming, water softeners have been found to increase the life of clothes, towels, pillow cases, and sheets by up to 40 percent.

Is sodium a pollutant?

Increased pollution – In many states, sodium is considered a pollutant. The wastewater from alt-based water systems can have a negative effect on local agriculture, ecosystems, and marine life. Water with high levels of saline have also been found to cause leaf burn.

Is soft water safe to drink?

Increased lead and metal levels – In addition to high levels of sodium, soft water may also contain increased levels of lead and metal. These higher levels of lead and metal can make soft water less safe to drink – especially for individuals with hypertension.

Does salt water softener last forever?

The resins in a salt-based water softener do not last forever; over time, they become less effective, and their ability to replace calcium and magnesium ions with sodium ions diminishes.

How does water softener salt get into the environment?

Water softeners contain beads of resin coated with sodium. As hard water flows through them, calcium and magnesium (the minerals that make the water “hard” in the first place) are replaced by the sodium covering the resin in a process known as ion exchange.

Negative effects of water softener salt on the environment

The issue of environmental salt contamination arises when highly concentrated saline brine is discharged into septic or water treatment systems. The salt eventually makes its way into surrounding soils and groundwater, leaving behind some not-so-pleasant side effects. Some of these are listed below:

The smart solution to prevent salt contamination

While local governments and municipalities continue to work on regulations against water softeners that they hope will lead to less salt contamination, there is another, more positive solution.

Does water softening kill plants?

Usually, water softening systems soften all the water used at a home—including the water that comes through the garden house. As you regularly water your plants, the salt will build up and eventually kill your plants. This is especially true if you live in an area that does not get enough rain to dilute the salty soil.

Is water softener bad for plants?

The salt in your softened water may go to irrigate local parks or crops, thus endangering the plants.

Can you drink water from a reverse osmosis system?

Softened water is not the best for drinking, so people with softening systems may use a reverse osmosis unit, which, while it does produce drinkable water, also wastes a considerable amount. One FAQ page on reverse osmosis says that the wasted water amounts to about “a couple or three extra toilet flushes a day.” That may not seem like a lot, but when you think about that multiplied across millions of homes every day, you’ll find it adds up to be quite a bit of water.

How does a water softener work?

Conventional water softeners address this problem by removing the offending minerals in your water and replacing them with salts (usually sodium chloride) through a process called ion exchange. This protects your water heater and helps you avoid mineral residue on your skin, laundry, and dishes.

How much water does an ion exchange softener use?

The EPA estimates that a typical ion exchange softener uses about 25 gallons a day, or up to 10,000 gallons per year!

How hard is water in South Carolina?

The South Carolina Department of Health and Environmental Control recommends a water hardness of between 50 and 150 mg per liter to avoid problems; if yours naturally falls into that range you many be able to skip softening altogether. Keep in mind that you don’t have to soften all the water you use.

What happens if you use mineral scale in your water heater?

Worse, it can cause hard mineral scale to build up in your plumbing system and hot water tank. This can lop years off the life expectancy of your water heater. It also makes it significantly less efficient , which costs you money in wasted fuel and raises your carbon footprint.

Is water softener safety a concern?

Water softener safety is becoming a nationwide concern. Installations of new water softening systems are being banned in an increasing number of states and municipalities. Specifically, ion exchange water softeners.

Is water softener salt good for the environment?

Water softener salt can be expensive, so reducing your consumption is a sound financial choice as well as better for the environment. You can add concentrated sea mineral drops to properly balance and remineralize your drinking water.

Does salt free water remove magnesium?

Salt-free Water Conditioning Systems – These systems don’t actually remove the calcium and magnesium from your water. Instead, it passes the water through a medium which contains catalysts which cause the minerals to precipitate into tiny particles too tiny to notice.

How does sodium chloride affect the environment?

But how does this impact the environment? Many freshwater plants and animals are sensitive to sodium chloride. When levels increase many of these species will not just struggle but eventually die out completely. The increase of sodium chloride in water ways is a growing issue not only because of its harmful effect on freshwater ecosystems but also because of the difficulty in removing it from the water once it is there. There is very much a cumulative effect taking place, with several sources contributing to the problem including agriculture, salting roads and domestic salt softeners. The problem of increasing salinity in freshwater systems has become serious enough in some parts of the world to warrant the banning and restriction of ion exchange softeners. You can read more about this in our blog on the subject.

Why is sodium chloride in water ways a growing issue?

The increase of sodium chloride in water ways is a growing issue not only because of its harmful effect on freshwater ecosystems but also because of the difficulty in removing it from the water once it is there.

Is sodium in waterways high?

The issues of sodium levels in UK waterways is currently not high on the agenda, however that doesn’t mean that it won’t become more serious in the years to come. The environmental impact of water softeners is certainly a consideration to take into account when making a decision on whether to press ahead.

Does water softening affect the environment?

Whilst there are several environmental issues posed by traditional softeners it is important to note that it’s not all negative. Water softeners, if properly maintained and managed can do an excellent job dealing with limescale which of course has adverse effects on the environment. You can read more about how limescale energy use and thereby increases the carbon footprint here. So a water softener can significantly reduce the carbon footprint of a home. Whether this makes up for the damage they can cause in other areas is up for debate.

Why do people install water softeners?

Geological Survey, many homeowners and landlords look into installing water softeners to protect their homes and appliances from the damaging effects of scale buildup.

Why use soft water for cleaning?

Using soft water can reduce the amount of time spent house cleaning and save you money on the cost of cleaning products.

What is demineralized water?

Demineralized water -- Salt is used to remove all (or at least most) of the minerals in the water through the process of ion exchange. Drinking demineralized water can create a mineral imbalance in the body. Even though we get many essential minerals, such as calcium, magnesium, potassium, from food, the food intake does not compensate for the naturally occurring minerals in water. The World Health Organization (WHO) conducted a study that revealed numerous health risks associated with drinking demineralized water. See reference below.

Why is it bad to bathe with hard water?

Personal grooming –- Bathing with hard water is unpleasant because when hard water combines with soap it creates a curd that sticks to the body. Soap and shampoo will not lather well, leaving the body feeling sticky and hair feeling unclean, brittle, and difficult to manage.

Can you drink soft water with salt restrictions?

Obviously, people on a salt-restricted diet due to health concerns should not drink soft water. Bad taste –- Depending on the degree of hardness, the taste of softened water becomes unbearable for most people. Environmental impact -- Many states and counties have banned the use of salt-based water softeners because of the highly concentrated salt ...

Does hard water clog appliances?

Scale reduction -- Mineral buildup from hard water will clog and eventually damage water-using appliances, including washing machines, water heaters, dishwashers, and air conditioners. The buildup can also affect the plumbing system and cause a significant decrease in water pressure. If the mineral buildup is ignored, it can be ...

Can you drink water with reverse osmosis?

However, we do not recommend drinking reverse osmosis water either for a number of reasons.

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