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WaterSafeCheck

ZIP Code 33820 Water Quality Report

Alturas, FL · Polk County County

Safety Score
C

Water Safety Grade

Fair — Some compliance concerns

Health Violations

0

Total Violations

9

Lead Risk

N/A

Contaminants

0

About Tap Water in ZIP Code 33820

Tap water in ZIP code 33820 (Alturas, FL) receives a C grade (score: 66/100) based on EPA monitoring data. While the water from Alturas Water, Llc is treated and regulated, this area has a moderate violation history that residents should be aware of.

Water System

Alturas Water, Llc

EPA ID: FL6530057

Water Source

Ground Water

Population Served

300 residents

County

Polk County County, Florida

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Lead Levels in ZIP 33820

EPA action level: 15 ppb | Public health goal: 0 ppb

Lead Level: 7.5 ppb — Below Action Level

The 90th percentile lead level in 33820 is 7.5 ppb, below the EPA action level of 15 ppb but above what many health experts consider ideal. The CDC and EPA both affirm there is no safe level of lead exposure for children. Families with young children or pregnant women should consider a certified NSF/ANSI 53 water filter, and request lead testing of their home's tap water.
Lead Level (90th percentile)
7.50 ppb (0.0075 mg/L)
Lead Exposure Risk Rating
Unknown
Note: Lead levels above are the 90th percentile from EPA monitoring — meaning 90% of samples were at or below this level. Even "undetected" tap water lead doesn't account for lead leaching from home plumbing. If your home was built before 1986, individual tap testing is recommended.
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Violation History

Past 5 years — EPA SDWIS data

Alturas Water, Llc has recorded 9 violations, but none are health-based. Administrative or reporting violations don't directly indicate unsafe water, but they do signal gaps in documentation or monitoring procedures. 3 violations are currently unresolved — meaning the issue has not yet been formally corrected in EPA records. This is a serious concern that residents should follow up on with their water utility.

Total Violations (5 yr)
9
Health-Based Violations
0
Unresolved Violations
3
Boil Water Advisories
0
Compliance Risk
High

Regulatory compliance risk is rated High. Alturas Water, Llc has a pattern of compliance issues that goes beyond isolated incidents. Residents should stay informed via their utility's Consumer Confidence Report.

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Contaminants Detected

Contaminants with health-based violations on record

No health-based contaminant violations are on record for ZIP code 33820. This means EPA monitoring has not found levels of regulated contaminants exceeding the Maximum Contaminant Levels (MCLs) set under the Safe Drinking Water Act — a positive indicator of water quality compliance.

⚖ Enforcement Actions

EPA or state regulators have issued 2 enforcement actions against Alturas Water, Llc. Enforcement actions are formal compliance orders or penalties issued when a utility fails to address violations within required timeframes.
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Water Source & Environmental Factors

Ground Water

This system draws water from underground aquifers. Groundwater is naturally filtered through soil and rock, but can still contain naturally occurring minerals like arsenic, radium, or nitrates.

Water Source Type
Ground Water
EPA Radon Zone

Moderate potential

Zone 2

EPA Radon Zone 2 — moderate radon potential. The EPA recommends testing your home regardless of zone designation.

🛡 What Should You Do? — ZIP 33820 Recommendations

  • ⚠ Use a certified NSF/ANSI 53 filter for drinking and cooking water if you have young children
  • ⚠ Never give unfiltered tap water to infants in formula — use certified bottled or filtered water
  • ⚠ Request a copy of the Consumer Confidence Report to see what was detected and when
  • ⚠ Call the EPA Safe Drinking Water Hotline: 1-800-426-4791

Frequently Asked Questions — ZIP 33820 Water Quality

Is tap water safe to drink in ZIP code 33820?+
Tap water in 33820 (Alturas, FL) is treated and regulated, but has a grade of C due to past violations. For most healthy adults, treated tap water is generally safe. Families with infants, young children, or immunocompromised individuals may want to use a certified water filter as a precaution.
What is the lead level in 33820 tap water?+
The 90th percentile lead level in 33820 is 7.5 ppb (parts per billion). The EPA action level is 15 ppb. This is below the action level, but some health experts recommend a lead filter for families with young children.
Who provides tap water to 33820?+
Tap water in ZIP code 33820 is provided by Alturas Water, Llc (EPA ID: FL6530057). This system serves approximately 300 residents. You can contact them directly for Consumer Confidence Reports, current advisories, and billing information.
What is the water source for 33820?+
ZIP code 33820 is served by ground water. Groundwater systems draw from underground aquifers. While naturally filtered, groundwater can still contain naturally occurring contaminants such as arsenic, radium, or nitrates at elevated levels in some regions.
Does 33820 have any active water quality violations?+
Yes — there are currently 3 unresolved violations on record for this water system. Unresolved violations indicate issues that have not yet been formally corrected in EPA tracking systems. Contact Alturas Water, Llc for the latest update.
How do I get a copy of my water quality report for 33820?+
Your water utility — Alturas Water, Llc — is required by law to send you an annual Consumer Confidence Report (CCR) by July 1 each year. You can also request it directly from the utility or find it online by searching "Alturas Water, Llc Consumer Confidence Report." The EPA's ECHO database also has historical compliance data.
What water filter should I use in 33820?+
The right filter depends on what contaminants are present. For lead, look for a filter certified to NSF/ANSI Standard 53. For chlorine byproducts (like THMs), NSF/ANSI 42 filters work well. For a broad range of contaminants including PFAS, look for NSF/ANSI 58 (reverse osmosis) systems. For ZIP code 33820, with a clean compliance record, a standard carbon block filter meeting NSF/ANSI 42 is a good choice for taste and as a precaution.
Is 33820 tap water safe for babies and infants?+
Infants are especially vulnerable to lead, nitrates, and microbial contaminants in drinking water. Given the detected lead level of 7.5 ppb in 33820, we recommend using a certified NSF/ANSI 53 water filter or certified bottled water for preparing infant formula. Always consult your pediatrician for guidance specific to your child's health.

Data Sources & Methodology

Water quality data for ZIP code 33820 is compiled from the EPA Safe Drinking Water Information System (SDWIS), EPA ECHO enforcement database, UCMR5 unregulated contaminant monitoring, and Consumer Confidence Reports filed by Alturas Water, Llc. Safety scores are composite metrics derived from violation history, lead levels, enforcement actions, and infrastructure risk indicators. Data reflects a 5-year monitoring window. Last dataset update: 2024. View EPA source data →