City water profile

Water hardness in Oviedo

Find official utility reports, understand hardness, and check the water system serving your home in Oviedo, Florida.

Utility-reported hardness

Not yet available

Check your provider and source →

State comparison: Unavailable
Evidence comparison rank: —
Matched utilities: 4
Active health records: 0

Your tap water

What does the utility report?

Match the utility name to your water bill. These results describe the utility’s water, not a test at your home. A ZIP can include several water systems.

Utility hardness unavailable in this index

Nearby river or groundwater samples cannot tell us the hardness coming out of your tap. Ask your water provider for total hardness as CaCO₃, or test it at home.

Find an official utility report →

Convert a hardness result →Test your tap →

Match the name on your water bill

Your utility’s measurements and compliance records

These are possible serving systems. A record for one system does not apply to every home in this ZIP. Confirm your provider before interpreting a measurement or notice. Federal records can lag current utility notices.

EPA snapshot: 2026Q2. Historical window begins Jan 1, 2021.

Oviedo, City Of

FL3590970 · Groundwater · 47,933 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (2)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.0021 mg/L
Action level: 0.015 mg/L

14% of the listed benchmark

Monitoring period: Jan 1, 2023 to Dec 1, 2023

Copper (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Above action level

Reported level: 1.5 mg/L
Action level: 1.3 mg/L

115% of the listed benchmark

Monitoring period: Dec 31, 1992 to Jun 30, 1993

Violation history (3)

Imported violation history for Oviedo, City Of
Rule	Status	Period
Revised Total Coliform Rule	Archived	Feb 1, 2026 to Feb 28, 2026
Revised Total Coliform Rule	Archived	Aug 1, 2025 to Aug 31, 2025
Revised Total Coliform Rule	Archived	Apr 1, 2025 to Apr 30, 2025

Palm Valley Mobile Home Park

FL3590988 · Groundwater · 1,476 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (2)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2024 to Dec 1, 2024

TTHM

EPA SDWIS reported health-based violation

Reported violation

Reported level: 93 UG/L
Maximum contaminant level: 0.08 UG/L

116250% of the listed benchmark

Monitoring period: Apr 1, 2023 to Jun 30, 2023

Violation history (2)

Imported violation history for Palm Valley Mobile Home Park
Rule	Status	Period
TTHMHealth-based	Resolved	Apr 1, 2023 to Jun 30, 2023
TTHMHealth-based	Resolved	Jan 1, 2023 to Mar 31, 2023

Oviedo Marketplace (consec.)

FL3594241 · Groundwater · 689 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0 mg/L
Action level: 0.015 mg/L

0% of the listed benchmark

Monitoring period: Jan 1, 2024 to Dec 1, 2024

Violation history (1)

Imported violation history for Oviedo Marketplace (consec.)
Rule	Status	Period
Lead and Copper Rule	Unaddressed	Jan 1, 2017

Dovera (consec.)

FL3594240 · Groundwater · 96 people served system-wide

The system names this served city; Census place overlap links the city to this ZCTA.

No active health-based record in this imported snapshot

Find this utility’s official report →

Measurements (1)

An action level is a regulatory trigger, not a pass/fail health boundary. A reported zero is the value in the source record and does not establish that lead is absent at your tap.

Lead (90th percentile)

EPA SDWIS Lead and Copper Rule samples

Below action level

Reported level: 0.0014 mg/L
Action level: 0.015 mg/L

9% of the listed benchmark

Monitoring period: Jan 1, 2024 to Dec 1, 2024

Violation history (0)

No record returned in this imported window. This is not a guarantee of tap-water safety.

City summary

What the indexed records say

Oviedo has 1 published ZIP profile across Seminole County. The regional-evidence median is 368 PPM. The city does not meet the stricter comparison standard.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft0 ZIPs

Moderately hard0 ZIPs

Hard0 ZIPs

Very hard1 ZIP

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance: 7.5 miles
Profiles with evidence: 1/1

Confidence labels

High: 1Moderate: 0Low: 0

Observation window: Nov 19, 2019 to May 27, 2026.

ZIP directory

Water reports in Oviedo

Open a ZIP for site-level provenance and measurements.

ZIP code

32766

Very Hard

368 PPM

Nearest site: 7.5 mi
Confidence: High

View full ZIP evidence →

Practical next steps

Move from index to evidence

1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
3. Use a measured hardness result. Confirm health concerns or treatment sizing with the right method.

Continue comparing

Other Florida communities

Altamonte Springs

Seminole County

364 PPM median

Casselberry

Seminole County

368 PPM median

Geneva

Seminole County

375 PPM median

Lake Mary

Seminole County

156 PPM median

Longwood

Seminole County

374 PPM median

Sanford

Seminole County

265 PPM median

Search all 291 Florida cities →

Questions people ask

About water in Oviedo

Is the water hard?

Check the utility-reported result above when available. Nearby environmental samples cannot establish tap-water hardness. Ask your provider or test your tap.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.