WaterVerge

Is Olustee, OK Tap Water Safe to Drink?

Graded D, with 7 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

607 residents served 1 water system PWSID: OK3003309
Overall Score
49 / 100
Violations
7 active
Last Updated
May 2026
Source
Purchased surface water
#248 of 358 in Oklahoma Top 85% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
DGRADE
Water Quality Grade
49/100
waterverge.com
D 49/100

Olustee, OK — Water Quality Report

Olustee's drinking water received a grade of D (49 out of 100), indicating poor water quality. The city's 1 water system serves approximately 607 residents using purchased surface water.

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 94 violations on record, including 62 health-based violations. 7 remain unresolved.

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

What to know about Olustee's water

Olustee ranks #248 out of 358 cities in Oklahoma for water quality, placing it below average in the state.

The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.

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

The system has seen 34 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
49 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
4/5
B
Water source: Purchased surface water.
Water Safety

Is Olustee, OK water safe to drink?

Concerns Identified

Olustee's drinking water has significant quality concerns based on EPA testing data. With a grade of D (49/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 607 residents using surface water (rivers, lakes, or reservoirs).

7
Active Violations
0.0 ppb
Lead (90th %ile)
3 events
Disaster History

Recent water quality updates for Olustee

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Olustee's water quality assessment. Grade: D (49/100).

Violation
2 drinking water violations recorded

Contaminants: Chlorine, Revised Total Coliform Rule.

Violation
2 drinking water violations recorded

2 health-based. Contaminants: TTHM.

Violation
2 drinking water violations recorded

2 health-based. Contaminants: TTHM.

Disaster
SEVERE STORMS AND FLOODING

Federal disaster declaration (FEMA DR-4274). Flood event — may have impacted local water infrastructure.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3219). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

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

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

Well within EPA limits.

Violation history

Olustee's water system has 94 total violations on record, including 62 health-based violations. 7 remain unresolved. 34 violations were issued in the last 5 years.

MRMONMCLOther
Most recent violations:
Nov 2025 Chlorine Resolved
Nov 2025 Revised Total Coliform Rule Resolved
Oct 2025 TTHM Resolved
Oct 2025 TTHM Resolved
Jul 2025 TTHM Resolved

Flood & environmental risk

Jackson County has experienced 3 federally declared disasters since 1983. 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 Salt Fork Red River Near Elmer.

SEVERE STORMS AND FLOODING
Flood FEMA DR-4274
HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3219
SEVERE STORMS & FLOODING
Flood FEMA DR-693

Where does Olustee's water come from?

Olustee's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 607 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment. Nearby water bodies include Salt Fork Red River Near Elmer (river).

What Olustee residents can do

Install a water filter

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

Olustee'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

94
Total violations
62
Health-based
7
Active / unresolved
Nov 2025
Most recent violation
Compliance Record

Violations & advisories

94 Total
7 Active
62 Health-based
87 Resolved
35 SNC
Violations by category
Stage 2 Disinfectants and Disinfection Byproducts Rule
63
Total Coliform Rule
10
Stage 1 Disinfectants and Disinfection Byproducts Rule
8
Revised Total Coliform Rule
6
Consumer Confidence Rule
6
Jul 2014 Active
Consumer Confidence Rule
Other Violation 0
Jul 2013 Active
Consumer Confidence Rule
Other Violation 0
Jul 2012 Active
Consumer Confidence Rule
Other Violation 0
Jul 2008 Active
Consumer Confidence Rule
Other Violation 0
Jul 2007 Active
Consumer Confidence Rule
Other Violation 0
Jul 2006 Active
Consumer Confidence Rule
Other Violation 0
Active
Compliance Violation
Monitoring 0
Nov 2025 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Nov 2025
Nov 2025 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Nov 2025
Oct 2025 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Dec 2025
Oct 2025 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Dec 2025
Jul 2025 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Sep 2025
Jul 2025 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Sep 2025
Apr 2025 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Jun 2025
Apr 2025 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Jun 2025
Jan 2025 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Mar 2025
Oct 2024 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Dec 2024
Jul 2024 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Sep 2024
Jul 2024 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Sep 2024
Apr 2024 Resolved
TTHM
Max Contaminant Level
Health-Based Health Resolved Jun 2024
Showing 20 of 94 violations
Environmental Risk

Drought conditions

D3 — extreme drought

Jackson 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)
13.3%
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

3
Declared disasters
Jul 2016
Most recent
Flood
Most common type

Jackson County has experienced 3 federally declared disasters since 1983. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jul 2016
SEVERE STORMS AND FLOODING
Flood FEMA #4274
Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3219
Oct 1983
SEVERE STORMS & FLOODING
Flood FEMA #693

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 0.0 ppb from 1993 (0.0 ppb) to 2024 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Purchased Surface Water
Operator
Local Government
Population Served
607
Water Systems
1
Water Source

Where Olustee's water comes from

Purchased Surface Water

Olustee's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.

Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.

These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.

The system is operated by local government ownership and serves approximately 607 people through 1 water system.

Local Hydrology

Water bodies near Olustee

Olustee is located near 1 notable water body. As a surface water system, these water bodies may directly influence the city's drinking water supply.

Salt Fork Red River Near Elmer
river
Infrastructure

Water systems serving Olustee

System Name PWSID Population Source
OLUSTEE PUBLIC WORKS AUTHORITY OK3003309 607 SWP
Regional Comparison

How Olustee compares

Full Oklahoma rankings →

Olustee's score of 49/100 is on par with the average of 45/100 among major Oklahoma cities. It outscores 9 of 10 nearby cities.

Olustee (this city)
49
Tulsa
48.5
Norman
38.4
Lawton
44.4
Oklahoma avg
45
City Profile

About Olustee, OK

Wikipedia →

Olustee is a town in Jackson County, Oklahoma, United States. "Olustee" is said to be a Seminole word meaning "pond" or from the Creek (Muscogee) language ue-lvste (/oy-lást-i/) meaning "black water", and being taken from the Battle of Olustee in Florida. The population was 468 as of the 2020 United States census.

Economic Profile
$58,074
Median Income
$90,585
Median Home Value
$539/mo
Median Rent
2.3%
Unemployment
Community
39
Median Age
305
People / sq mi
4.4%
College Educated
39.2%
Homeownership
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Frequently asked questions

Is Olustee, OK tap water safe to drink?

Olustee's water quality earned a grade of D (49/100). Significant issues have been found. A water filter is strongly recommended. The city ranks #248 out of 358 cities tested in Oklahoma.

What contaminants are in Olustee's water?

Lead was measured at 0.0 ppb (90th percentile). 94 violations are on record.

How is Olustee'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 Olustee?

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

Where does Olustee's water come from?

Olustee's water is sourced from Purchased surface water. The city has 1 water system serving approximately 607 residents.

What health violations has Olustee's water system had?

Olustee has 62 health-based violations on record. The most recent violation was recorded in November 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 7 violations remain unresolved.

How does Olustee's water compare to other cities?

Olustee ranks #248 out of 358 cities in Oklahoma (better than 31% of state cities) and #13383 out of 15744 cities nationally (15th percentile). The grade of D reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Olustee's small water system affect quality?

Olustee's system serves approximately 607 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 94 violations on record.