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Oviedo · Alafaya · Mitchell Hammock · Chapman Road · Se habla español

Water Treatment in Oviedo, FL

Your Oviedo water is safe to drink, but the city disinfects it differently than its neighbors. Oviedo uses chloramine instead of plain chlorine, and chloramine sticks around longer in the water. A basic fridge or pitcher filter does not take it out well, so it can still leave a taste and a smell at your tap. On top of that, the water is hard, so you see white buildup on your faucets and glasses. We test your water right at your home, show you the real Oviedo numbers, and install the right system so your family gets cleaner, softer water from every tap.

(407) 543-1424

What is in Oviedo tap water?

Oviedo tap water comes from the Floridan Aquifer, pumped through the city's ten wells at the West Mitchell Hammock facility. It meets EPA safety standards, but Oviedo disinfects with chloramine instead of plain chlorine, about 2.30 ppm in 2024. Chloramine lasts longer in water and is harder to filter, so a basic filter does not remove it well. The water is also hard. A whole-house softener plus reverse osmosis with catalytic carbon fixes the taste and the hardness.

The real numbers

What is actually in Oviedo tap water?

Here are the real facts about your water, straight from the City of Oviedo's own 2024 report. No scare tactics. You can check every number yourself.

Provider
The City of Oviedo runs its own water, not the county's. It comes from the West Mitchell Hammock Water Treatment Facility, fed by ten city wells.
Source
The Floridan Aquifer. Your water is deep well water pulled from underground, the same aquifer that supplies most of Central Florida.
Disinfectant
Chloramine, at about 2.30 ppm on average in 2024, with readings from 0.8 to 3.4 ppm. This is the big difference: Oviedo uses chloramine, while Casselberry and most of the county use plain chlorine. Chloramine keeps the water safe for longer, but it also sticks around longer in your water and is harder to filter out.
What chloramine means for your filter
Chloramine does not come out with a basic fridge filter or a cheap pitcher. It takes catalytic carbon, a specific kind of carbon filter, to remove it well. That is why a lot of people in Oviedo still taste or smell something even after they buy a filter at the store.
TTHM (a disinfection byproduct)
23.44 ppb, well under the legal limit of 80. One upside of chloramine is that it usually forms fewer of these byproducts than plain chlorine. Oviedo's number here is lower than Casselberry's. It is still not zero, and reverse osmosis brings it down further at your tap.
HAA5 (a disinfection byproduct)
20.96 ppb, under the legal limit of 60. Same story as TTHM, lower than a lot of chlorine systems nearby. A good carbon and reverse osmosis setup removes it from your drinking water.
Fluoride
About 0.69 ppm at the most recent report available (2023 sampling), close to the old optimal level of 0.7 ppm. At that point Oviedo was actively adding fluoride, unlike some nearby systems that voted to stop. A 2025 Florida law changed the rules on fluoride statewide, so the current status is worth checking with the city if that matters to your family.
Lead
2.9 ppb, with readings from non-detect up to 6.2, under the action level of 15. No violation. The city mains are within the rules, so any remaining lead risk would come from older plumbing inside a home, not the city water itself.
Hardness
The city does not publish a hardness number, so we will not make one up. What is known: Florida groundwater is naturally hard because of the limestone it sits on (USGS). That is the white, chalky buildup you see on faucets, glass shower doors, and in the coffee maker.
Safe to drink?
Yes, it meets EPA standards. But safe does not mean it tastes good or feels good. The chloramine, the byproducts, and the hardness are all still there when it reaches your tap. That is the part we fix.

Sources: Provider, source, chloramine level, TTHM, HAA5, fluoride, and lead from the City of Oviedo 2024 Annual Drinking Water Quality Report (cityofoviedo.net). Chloramine filtration guidance from the U.S. EPA. Hardness context from USGS. Oviedo does not publish a hardness figure, so no city number is claimed here. Fluoride figure is from the most recent report available (2023 sampling); a 2025 state law changed fluoride rules statewide, so we make no claim about the current status. This report does not include PFAS testing, so we make no claim about PFAS in Oviedo water either way.

Sound familiar?

What city water does in your home

If you live here, you already know. These are the exact words Central Florida homeowners use about their tap water.

Smells like a swimming pool as soon as you turn on the tap.

I bought a filter and it still tastes off, I don't get it.

Everything has that white chalky film, glasses, shower doors, you name it.

Hair feels like straw and my skin is constantly itchy after a shower.

We were spending forty to fifty dollars a week on bottled water from Publix.

None of this means your water is dangerous. It means it is chloraminated, hard, and harder to filter than most Oviedo homeowners realize. The good news: all of it is fixable.

How we fix Oviedo water

Two systems that work together

Oviedo water has two jobs to do. Soften the whole house, and clean up the water you actually drink. One system handles the hardness in every faucet and shower. The other handles the chloramine taste and the byproducts at your kitchen sink, with the right carbon for the job.

Whole-house water softener

Removes the hardness that dries your skin, stiffens your hair, and leaves white buildup on your faucets and glasses. Soft water in every shower and every faucet.

See water softeners

Reverse osmosis for drinking

Installs under your kitchen sink. Uses catalytic carbon, the kind that actually removes chloramine, plus reverse osmosis to take out the taste and the disinfection byproducts the city measures in Oviedo water. Clean water straight from the tap, so you stop buying bottles.

See reverse osmosis

How it works

Free test, written quote, one-day install

01

Free water test

We come to your Oviedo home, test your water, and show you exactly what is in it. You see the real numbers for your house, not a scary sales demo.

02

Clear written quote

We recommend only the system your water needs. You get the price in writing before anything happens.

03

One-day install

Most installs take a day. Most families notice the difference the same afternoon.

Proof, not pressure

No scary water tests. Real numbers instead.

You have probably had someone knock on your door, run a two-minute test, and tell you your water is dangerous. Then comes the today-only price and the huge package. That is not how Seagull works. Here is what you get instead.

We show you the real City of Oviedo numbers, and how your home test compares.

You get the price in writing, not a countdown clock.

We tell you what your water actually needs, even if that means a smaller system than you expected.

Every system is backed by a written warranty: 25 years on tanks, 10 years on electronics.

Right next door in Seminole County

Your water company is your neighbor

Seagull's office is at 360 Wilshire Blvd #124 in Casselberry, minutes from Oviedo and in the same Seminole County. We are not a national chain routing your call to another state. We live here, we know the local water, and we are close by when you need us.

4.9
across 115 Google reviews, real names
600+
installations across Central Florida
9 years
serving Florida since 2017
BBB A+
accredited and rated

Why families pick Seagull

Local, honest, and here in Seminole County

We are right next door in Casselberry

Our office is on Wilshire Blvd, minutes from Oviedo, not a call center in another state. When you call Seagull, a local person answers, and we can be at your home fast.

Real people who explain, not pressure

Cesar Beracierto started Seagull in 2017. Raquel handles your first call through your follow-up. You talk to the same people the whole way, and they explain everything in plain words, including why Oviedo's chloramine needs a specific filter.

We test first, recommend second

You see what is in your water before we suggest anything. You decide from there, on your own time.

Proven across Central Florida

9 years in Florida. BBB A+. 4.9 stars across 115 Google reviews, with real names. 600+ installations and counting.

Oviedo water, explained

Oviedo water questions, answered

What is chloramine, and why does Oviedo use it?

Chloramine is a disinfectant made by combining chlorine with a small amount of ammonia. Many cities, including Oviedo, use it instead of plain chlorine because it stays active in the pipes longer and forms fewer disinfection byproducts. The trade-off is that chloramine is harder to filter out of your drinking water. Oviedo averaged about 2.30 ppm in 2024. We test your home and set up the right filtration to remove it.

Is Oviedo tap water safe to drink?

Yes. It meets EPA safety standards. But safe does not mean it tastes good or feels good. The chloramine, the disinfection byproducts, and the hard water are all still there at your tap. That is a taste, comfort, and skin issue, and that is the part we fix.

How is Oviedo's water different from Casselberry or the rest of the county?

The main difference is the disinfectant. Oviedo uses chloramine, while Casselberry and most of Seminole County use plain chlorine. Chloramine lasts longer and is harder to filter. On the other hand, Oviedo's disinfection byproducts, TTHM and HAA5, measured lower than Casselberry's in the latest reports. Different water, different fix, which is why we test your specific home before recommending anything.

Does Oviedo still add fluoride to the water?

At the most recent report available, Oviedo was adding fluoride at about 0.69 ppm, close to the old optimal level. A 2025 Florida law changed the rules on fluoride statewide, so the current status is not something we can confirm from that report. If fluoride matters to your family, it is worth asking the city directly. Reverse osmosis at your kitchen sink reduces fluoride in your drinking water either way.

What kind of filter removes chloramine from Oviedo water?

Not a basic one. A standard fridge filter or a cheap pitcher does not remove chloramine well, which is why many people still taste or smell it. It takes catalytic carbon, a specific type of carbon filter, usually paired with reverse osmosis, to take it out of your drinking water. That is exactly what we build for Oviedo homes.

How do I find out what is in my Oviedo home's water?

We come to your home, test your water on the spot, and show you the real numbers for your house, not a scary sales demo. Then you get a written quote for only what your water needs, and you decide on your own time. Start with the water quiz and we set up your free in-home test.

Ready to fix your Oviedo water?

Start with the water quiz. Tell us what you notice at home, and we set up a free in-home test. We show you what is in your water, including the chloramine a basic filter misses, give you a written quote, and you decide. No pressure, no call center, just a straight answer from your neighbors right here in Seminole County.

(407) 543-1424
360 Wilshire Blvd #124, Casselberry, FL 32707