WaterVerge

Is Interlachen, FL Tap Water Safe to Drink?

Graded D+, with 25 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

2K residents served 5 water systems PWSID: FL2541180
Overall Score
50 / 100
Violations
25 active
Last Updated
May 2026
Source
Groundwater
#294 of 388 in Florida Top 84% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
D+GRADE
Water Quality Grade
50/100
waterverge.com
D+ 50/100

Interlachen, FL — Water Quality Report

Interlachen's drinking water received a grade of D+ (50 out of 100), indicating poor water quality. The city's 5 water systems serve approximately 1,857 residents using groundwater.

Lead levels were measured at 0.0 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.

The system has 129 violations on record, including 7 health-based violations. 25 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Interlachen's water

Interlachen ranks #294 out of 388 cities in Florida for water quality, placing it among the lowest-rated in the state.

Interlachen relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

As a small community water system, Interlachen may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

The system has seen 51 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
50 out of 100 Grade D+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
0/45
F
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Interlachen, FL water safe to drink?

Concerns Identified

Interlachen's drinking water has significant quality concerns based on EPA testing data. With a grade of D+ (50/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 5 water systems serve approximately 1,857 residents using groundwater (wells).

25
Active Violations
0.0 ppb
Lead (90th %ile)
10 events
Disaster History

Recent water quality updates for Interlachen

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Interlachen's water quality assessment. Grade: D+ (50/100).

Violation
2 drinking water violations recorded

Contaminants: Revised Total Coliform Rule, E. COLI.

Violation
1 drinking water violation recorded

Contaminants: Public Notice.

Violation
4 drinking water violations recorded

2 health-based. Contaminants: LEAD AND COPPER RULE REVISIONS.

Disaster
HURRICANE MILTON

Federal disaster declaration (FEMA DR-4834). Hurricane event — may have impacted local water infrastructure.

Disaster
HURRICANE MILTON

Federal disaster declaration (FEMA DR-3622). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

Based on the most recent EPA sampling data for Interlachen's water supply.

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Interlachen's water system has 129 total violations on record, including 7 health-based violations. 25 remain unresolved. 51 violations were issued in the last 5 years.

MONMROtherRPTTTMCL
Most recent violations:
Jun 2025 Revised Total Coliform Rule Resolved
Jun 2025 E. COLI Resolved
May 2025 Public Notice Open
Feb 2025 LEAD AND COPPER RULE REVISIONS Open
Feb 2025 LEAD AND COPPER RULE REVISIONS Open

Flood & environmental risk

Putnam County has experienced 10 federally declared disasters since 2019. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Orange Creek, Ocklawaha R Ab Rodman Dam Nr Orange Springs,Fla., Ocklawaha R.

HURRICANE MILTON
Hurricane FEMA DR-4834
HURRICANE MILTON
Hurricane FEMA DR-3622
HURRICANE HELENE
Hurricane FEMA DR-4828

Where does Interlachen's water come from?

Interlachen's drinking water comes from groundwater (wells), supplied by 5 water systems serving approximately 1,857 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Orange Creek (river), Ocklawaha R Ab Rodman Dam Nr Orange Springs,Fla. (river), Ocklawaha R (river).

What Interlachen residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Interlachen's water.

Request your utility's CCR

Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.

Monitor alerts during storms

Interlachen's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
Compliance Record

Violation summary

129
Total violations
7
Health-based
25
Active / unresolved
Jun 2025
Most recent violation
Compliance Record

Violations & advisories

129 Total
25 Active
7 Health-based
104 Resolved
4 SNC
Violations by category
Total Coliform Rule
37
Revised Total Coliform Rule
14
Ground Water Rule
14
Stage 2 Disinfectants and Disinfection Byproducts Rule
12
Inorganic Chemicals
12
May 2025 Active
Public Notice
Other Violation 0
Feb 2025 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Feb 2025 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Feb 2025 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Feb 2025 Active
LEAD AND COPPER RULE REVISIONS
Treatment Technique
Health-Based Health 0
Jan 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Consumer Confidence Rule
Other Violation 0
Jul 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2022 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2015 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jan 2012 Active
Consumer Confidence Rule
Other Violation 0
Jul 2010 Active
Stage 2 Disinfectants and Disinfection Byproducts Rule
Monitoring & Reporting
Monitoring & Reporting 0
Apr 2008 Active
Stage 2 Disinfectants and Disinfection Byproducts Rule
Monitoring & Reporting
Monitoring & Reporting 0
Showing 20 of 129 violations
Environmental Risk

Drought conditions

D3 — extreme drought

Putnam County is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

14
Weeks at D2+ (current streak)
19.9%
Months in D2+ (last 30y)
14
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Environmental Risk

Flood & disaster history

10
Declared disasters
Oct 2024
Most recent
Hurricane
Most common type

Putnam County has experienced 10 federally declared disasters since 2019. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Oct 2024
HURRICANE MILTON
Hurricane FEMA #4834
Oct 2024
HURRICANE MILTON
Hurricane FEMA #3622
Sep 2024
HURRICANE HELENE
Hurricane FEMA #4828
Aug 2023
HURRICANE IDALIA
Hurricane FEMA #4734
Dec 2022
HURRICANE NICOLE
Hurricane FEMA #4680
Sep 2022
HURRICANE IAN
Hurricane FEMA #4673

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 3.5 ppb from 1993 (3.5 ppb) to 2025 (0.0 ppb).
Contaminant Rankings

See how Interlachen compares by contaminant

Explore where Interlachen ranks among all Florida cities for specific contaminants.

Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
1,857
Water Systems
5
Water Source

Where Interlachen's water comes from

Groundwater

Interlachen's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by local government ownership and serves approximately 1,857 people through 5 water systems.

Local Hydrology

Water bodies near Interlachen

Interlachen is located near 3 notable water bodies. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Orange Creek
river
Ocklawaha R Ab Rodman Dam Nr Orange Springs,Fla.
river
Ocklawaha R
river
Infrastructure

Water systems serving Interlachen

System Name PWSID Population Source
INTERLACHEN WS FL2541180 791 GW
INTERLACHEN LAKE ESTATES FL2540545 717 GW
GRASSY LAKES WTP FL2544298 240 GW
WESTWOOD VILLAGE APARTMENTS FL2544434 55 GW
LIL HILL TOP MHP FL2544274 54 GW
Regional Comparison

How Interlachen compares

Full Florida rankings →

Interlachen's score of 50/100 is on par with the average of 50/100 among major Florida cities. It outscores 6 of 10 nearby cities.

Interlachen (this city)
50
Miami
35
Orlando
36.8
Tampa
34.4
Florida avg
50
City Profile

About Interlachen, FL

Economic Profile
$50,776
Median Income
$95,617
Median Home Value
$769/mo
Median Rent
15%
Unemployment
Community
48.6
Median Age
104
People / sq mi
12.8%
College Educated
82.7%
Homeownership
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Frequently asked questions

Is Interlachen, FL tap water safe to drink?

Interlachen's water quality earned a grade of D+ (50/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #294 out of 388 cities tested in Florida.

What contaminants are in Interlachen's water?

Lead was measured at 0.0 ppb (90th percentile). 129 violations are on record.

How is Interlachen's water quality grade calculated?

The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.

Do I need a water filter in Interlachen?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Interlachen's water come from?

Interlachen's water is sourced from Groundwater. The city has 5 water systems serving approximately 1,857 residents.

What health violations has Interlachen's water system had?

Interlachen has 7 health-based violations on record. The most recent violation was recorded in June 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 25 violations remain unresolved.

Is Interlachen's groundwater at risk of contamination?

Interlachen uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 129 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Interlachen's water compare to other cities?

Interlachen ranks #294 out of 388 cities in Florida (better than 24% of state cities) and #13129 out of 15744 cities nationally (17th percentile). The grade of D+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.