Walk down any aisle in the home store and you’ll see dozens of choices for septic tank treatments. Packets, liquids, tablets all promise to “clean the tank,” “boost and feed the bacteria” and “suck less money from your wallet instead of the pump truck”.
No wonder that septic tank owners get confused! They read the labels and the claims sound great but they seem to conflict with what septic pros like me say about additives — so much so that some swears by the stuff and others say that it’s a scam.
That’s why I’ve created this guide, to show you our common misconceptions so you can see the truth: the myths vs. facts about a septic tank treatment, how a septic system really works, what treatment actually helps and what is just hype. In the end you’ll know what really protects your septic tank for the long haul and what is just smoke and mirrors.
How Septic Systems Work And Where Septic Tank Treatments Fit In
To get a feel for what septic tank treatments do, you first need a picture of what goes on in your yard every day.
What Happens Inside A Septic Tank Day To Day
Every time you flush the toilet, drain the sink, or use the washer, wastewater leaves your house and heads for the septic tank.
Inside, three basic layers form:
• Sludge lies at the bottom. That is the heavy solid waste.
• Scum is at the top. That is mostly fats, oils, and grease.
• Liquid lies in the middle. That is called effluent. It drains out to the drainfield.
Natural bacteria in the tank digest part of the solids. No, they do not come from a bottle. They come from you and your waste, on every flush.
A good septic tank is never sterile more of an under-water, continual-composing pile. The bacteria do their work in there, but they do not make solids disappear. In time, sludge accumulates for pumping out.
Types Of Septic Tank Treatments (Bacteria, Enzymes, Chemicals, And More)
Septic tank treatments attempt to alter the processes going on inside. We come across several different types frequently.
- Biological leave-behind treatments are based on bacteria, enzymes, or both, touting to bolster the natural bacteria, break down waste faster, and control odors.
- Chemical leave-behind treatments are based on acids, caustic cleaners, solvents, or other strong chemicals, promising to dissolve clogs, roots, to heavy grease.
- Packets and tablets are simply delivery systems. The packet itself may hold the bacteria, enzymes, or chemicals that will wash into the tank upon flushing.
Not all septic tanks treatments are created equal. Some are benign and could be safe for many systems. Others may kill good bacteria, damage pipes, push solids out to the drainfield. The label may not mention that hazard at all.
What Septic Tank Treatments Are Supposed To Do
Most septic tank treatments claim at least one of these benefits:
- Reduce how often you need pumping
- Prevent backups and slow drains
- Cut or remove odors
- Restore a “failing” system
- Save money on repairs
Those all sound great if you’re worried about your tank. Let’s take a look at how those promises hold up against what septic pros and health departments see in homes.
Septic Tank Treatments Myths Vs Facts: What Actually Works
There is a ton of gimmickry surrounding septic tank additives. Here’s how the biggest misconceptions stack up.
Myth: Septic Tank Treatments Replace Regular Pumping
No septic tank treatments eliminates solid sludge from the bottom of your tank. Good luck pouring in a packet and expecting hundreds of pounds of solids to disappear.
Even if you use a good biological product, sludge will still build up. Some solids will not decompose, they just sit there and get higher.
The only way to remove sludge is to have it sucked out with a vacuum truck. That is why most professionals likewise recommend that you pump it out about every 3 to 5 years based upon:
- Tank size
- Number of people in the home
- How much water you use
If you skip the pumping and depend on merely additives, you can compromise the drainfield. Sludge that gets too high can begin to flow out of the tank and plug up the soil. When a drainfield fails repairs can be very expensive.
Myth: More Additives Mean A Healthier Septic System
A lot of folks seem to think that “if a little bacteria is good, a lot must be better.” That’s not how a septic tank works.
In its regular, functioning state, a septic tank already has all the bacteria it needs. The solid human waste provides a steady food source. When you dump in a large quantity of bacteria or enzymes, several alarming possibilities can occur.
1. Solids can get stirred up and pushed into the drainfield.
2. The balance inside the tank can shift in ways you do not desire.
3. Some so-called products only play around grease or soap in very strange ways.
All of a sudden, life is more stressful for the tank, not less! Toss a bunch of random bacteria into a load of sourdough starter and hope for the best. It’s usually better off just left alone.
Fact: Some Septic Tank Treatments Can Help In Specific Situations
Not all additives are out to scamming you. Some biological septic tank treatments can be of use in light stress situations.
Helpful situations might include:
- You used a lot of bleach or strong cleaners and want to give the bacteria time to recover.
- You detect mild odors from the tank or drains.
- Everything is working, but you want to give it a little nudge elsewhere, not a fix here.
If a product is effective, a well-made biological product may help your tank rebound. This is not a substitute for an actual fix: think vitamin, not surgery.
Always check first that local rules allow an additive, and moreover don’t trust any old box you find. Some places have heavy soil or water concerns and do not allow any kind of additive. It’s also prudent here to ask a licensed septic pro what products, if any, they are comfortable recommending in your area.
Fact: Harsh Chemical Additives Can Harm Your Tank And Drainfield
Chemical additives that promise to ‘melt’ solids or roots fast can do real harm:
Strong cleaners, acids or solvents can:
- Kill helpful bacteria inside the tank
- Corrode pipes or parts of the tank
- Break up solids enough to flush into the drainfield
- Add toxins which may reach groundwater
Rootkillers carry special risks, damaging pipes, harming nearby plants and moving into soil and water. Some are only allowed in very limited situations. If it sounds too strong and too fast, it is! Septic systems like slow, steady and natural. Such harsh shortcuts can turn out to bite back!
Myth: A Septic Tank Treatment Can Fix A Failing Drainfield
When a drainfield fails, only a bottle of magic elixir won’t revive it.
Here are the warning signs that your drainfield is in trouble:
- Wet / sodden spots in the yard above the field
- Odor around the outside of the house
- Slow drains throughout the house
- Gurgling in bathtubs/toilets
- Sewage backflow into fixtures
These problems are coming from clogged soil, crushed pipes, high groundwater, etc. There are no additives that will make the soil healthy again, and broken pipes can’t be repaired with them.
What you need is an inspection, a pumping, and sometimes repairs or a new drainfield. Don’t be a dolt and spend your money on “miracle” septic tank treatments; you’ll only delay genuine help.
Smart Septic Care: When To Use Septic Tank Treatments And What To Do Instead
Septic tank treatments are tools, not magic. The smartest thing you can do is start with the basics of care.
How To Know If A Septic Tank Treatment Is Right For You
How To Know If A Septic Tank Treatment Is Right For You
- your system works most of the time
- you have no major backups or sewage in the yard
- you occasionally notice a mild odor
- you just had a heavy bleach or drain cleaning application
Even then, it should never take the place of an inspection or pumping. Before purchasing, read the label carefully.
Look for products that:
- are clearly labeled septic tank and drainfield safe
- do not promise to replace pumping
- do not say something like “instant” or “miracle” fix
Not sure? Call a local septic company and ask what they see working in real homes in your area.
Simple Habits That Help More Than Any Septic Tank Treatment
Daily habits protect your system much more than any additive. Here are some good ones: They are simple, yet effective.
- Pump on a schedule: Regular pumping keeps sludge at bay and protects your drainfield.
- Spread out laundry: Several loads in one day can flood the tank and stir up solids.
- Fix leaks: One dripping toilet can send hundreds more gallons into the system each week.
- Think about what you flush: Wipes, hygiene products, paper towels, litter; even “flushable” wipes can clog.
- Limit grease and food scraps: Oils harden in pipes and tanks. Use a trash can or compost.
- Protect your drainfield: A car parked on the field, a new shed. Heavy items, roots all can crush pipes.
Each habit lowers stress on the system. Lower stress means fewer repairs and a longer life for your tank and drainfield.
When To Call A Septic Professional Instead Of Reaching For Additives
Some signs call for a pro, not a packet.
Get help if you notice:
- Repeated slow drains in sinks, tubs, or toilets
- Gurgling sounds in the plumbing
- Sewage smells in the house or yard
- Wet, green, or spongy spots over the tank or drainfield
A licensed septic company can:
- Measure sludge and scum levels
- Check baffles, filters, and pipes
- Tell you if pumping, repair, or replacement is needed
- Give honest feedback on septic tank treatments under your local rules
That visit often costs much less than making major repairs later.
Conclusion
Septic tank treatments are not a magic bullet. Your healthy system has tons of bacteria, and there are no magic beans that can replace necessary pumping and good habits. That’s the bottom line behind all the ridiculous myths and ads.
A few soft biological products can help a little in cases of light stress (think heavy bleach use), etc., where void of odors. Taken properly, they may act as a kind of support system, but no cure.
If you concentrate on doing the simple things—a pump out every couple of years, keeping an eye on what goes down the drains, protecting the drainfield—you can avoid most of the big septic messes. Toss in some common sense advice from your local guy, and you will save money as well as your property, and keep that hidden system in your yard working for many years.
Related Posts
Leave a Reply