ZIP Code 33637 Water Quality & Testing Report
Tampa, FL · Hillsborough County County · Updated for 2026
Compiled & verified by Sahajul Haque from official EPA SDWIS recordsIs Tap Water Safe to Drink in ZIP 33637 (Tampa, FL)?
Caution / Filtration Recommended: Tap water in ZIP code 33637 (Tampa, FL) has compliance concerns, earning an EPA Safety Grade of C (64/100) due to 0 health violation(s) and 0.7 ppb lead. While treated by City of Tampa Water Department, residents are advised to use an NSF/ANSI 53 certified water filter for drinking and cooking.
Water Safety Grade
Fair — Some compliance concerns
Health Violations
0
Total Violations
27
Lead Risk
Moderate
Contaminants
0
About Tap Water in ZIP Code 33637
Tap water in ZIP code 33637 (Tampa, FL) is distributed by City of Tampa Water Department (EPA ID: FL6290327), serving approximately 733,886 residents. Based on EPA Safe Drinking Water Act compliance records, this system receives a water safety grade of C with a composite quality score of 64/100.
Water System
City of Tampa Water Department
EPA ID: FL6290327
Water Source
Surface Water
Population Served
733,886 residents
County
Hillsborough County County, Florida
Lead Levels in ZIP 33637
EPA action level: 15 ppb | Public health goal: 0 ppb
Lead Level: 0.7 ppb — Very Low
Lead exposure risk in 33637 is rated Moderate. EPA models estimate a 27% exposure probability based on housing and infrastructure age.
EPA action level: 1.3 mg/L
From annual CCR filing
From annual CCR filing
EPA model estimate based on housing age and infrastructure
Water Hardness & Mineral Content
Grains per gallon (GPG) & Parts per million (PPM / mg/L)
Water in ZIP 33637 is Hard (130 mg/L / 7.6 GPG). Residents may notice white mineral spots on glassware, reduced soap efficiency, and mineral scale on faucets and showerheads.
Grains per gallon
Parts per million CaCO3
Official EPA SDWIS Database Entry
Utility: City of Tampa Water Department · PWSID: FL6290327
Violation History
Past 5 years — EPA SDWIS data
City of Tampa Water Department has recorded 27 violations, but none are health-based (e.g., administrative or monitoring infractions). 13 violations remain unresolved in EPA tracking records.
Regulatory compliance risk for this utility is rated High based on past reporting and enforcement records.
Contaminants Detected
Contaminants with health-based violations on record
No health-based contaminant violations are on record for ZIP code 33637 under the Safe Drinking Water Act.
From Consumer Confidence Report:
Chlorine and Chloramines (3.5 ppm)
⚖ Enforcement Actions
Water Source & Environmental Factors
Surface Water
This system draws water from lakes, rivers, or reservoirs. Surface water is treated to remove sediment, microorganisms, and chemical contaminants before reaching taps.
Moderate potential
Estimated annual flood-related costs per property
% of household income spent on energy — indicator of older infrastructure
EPA Radon Zone 2 — moderate radon potential. The EPA recommends testing your home regardless of zone designation.
Water Quality Testing in ZIP 33637
Tap Water & Well Testing Recommendations
Residents in ZIP code 33637 served by City of Tampa Water Department can test tap water or private well systems to verify water purity. Testing detects hidden contaminants before they impact family health.
Tap Water Testing Steps
- 1.Conduct a certified lead check if your home was constructed before 1986.
- 2.Use certified lab testing kits rather than uncalibrated test strips for regulated compliance.
- 3.Sample water from both your kitchen faucet and water heater to compare line purity.
Private Well Testing Steps
- •Test for Coliform bacteria and Nitrates annually.
- •Test for heavy metals, radon, and PFAS every 3 years.
- •Send samples to a state-certified drinking water laboratory recognized by Florida Department of Environmental Protection.
🛡 What Should You Do? — ZIP 33637 Recommendations
Some compliance concerns — take precautions
- ⚠ 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
Recommended Water Treatment Systems:
NSF 53 Lead Pitcher Filter
Specifically certified to reduce lead and copper at the tap.
NSF 58 Under-Sink RO System
Advanced filtration for PFAS, fluoride, nitrates, and organic chemicals.
Frequently Asked Questions — ZIP 33637 Water Quality
Is tap water safe to drink in ZIP code 33637?+
How do I get my water tested in ZIP 33637 (Tampa, FL)?+
How hard is the tap water in 33637?+
Should I test private well water in 33637?+
What is the lead level in 33637 tap water?+
Is there an active boil water notice in 33637?+
Who provides tap water to 33637?+
What water filter should I use in 33637?+
Data Sources & Methodology
Water quality data for ZIP code 33637 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 City of Tampa Water Department. 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 →