C
64

Fair Water Quality

Achille, OK 74720

Bryan County · Population served: 8,831 · Data updated March 2026

Water Systems Serving This Area

🌊
ACHILLE
Groundwater · Pop. 506
PWSID: OK2000707
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BRYAN COUNTY RURAL WATER DISTRICT #5
Surface water · Pop. 8,325
PWSID: OK3000704

Contaminants Detected

ContaminantDetected LevelEPA MCLHealth GuidelineStatus
Lead
0.6
15 ppb 1 ppb Passed

PFAS / Forever Chemicals

1 detected All below limits
CompoundLevelEPA MCLHealth GuidelineStatus
PFPeA5.0 pptNo standardUnregulated

Violation History (Last 5 Years)

32Total (5yr)
30Health-Based
0Major

Water Quality Summary

Understanding Your Water in Achille

Tap water quality in Achille, Oklahoma (74720) receives an overall grade of C (Fair) with a score of 64 out of 100, based on analysis of EPA compliance data, contaminant testing, and violation history. This is roughly in line with the Oklahoma state average of 59. Compared to the national average (75), this area scores significantly lower. The area is served by 2 water systems providing water to approximately 8,831 people, using surface water and groundwater sources. PFAS testing detected 1 compound, all currently below EPA limits. Over the past 5 years, water systems here have accumulated 32 violations, including 30 health-based violations.

Your Score 64/100 C
vs State 5 pts above Oklahoma avg (59)
vs National 11 pts below national avg (75)

What a Grade C Means

A score of 64/100 indicates fair water quality in Achille, OK. While the water meets minimum federal standards, there are noteworthy concerns — either elevated contaminant levels approaching regulatory limits, a moderate violation history, or both. Residents may want to review specific contaminant data and consider targeted filtration, especially for sensitive groups like children and pregnant women.

Surface water: sourced from rivers, lakes, or reservoirs
Groundwater: drawn from underground aquifers via wells

Health Information

What These Contaminants Mean for You

⚠️

Lead in Your Water

Lead is a toxic metal that can leach from aging pipes and plumbing fixtures.

Health Effects

Even low levels of lead exposure can cause developmental delays in children, kidney damage, and cardiovascular effects in adults. The EPA action level is 15 ppb, but health experts recommend no safe level of lead in drinking water.

Common Sources

Lead enters water primarily through corrosion of lead service lines, lead solder, and brass fixtures — especially in homes built before 1986.

What You Can Do

If lead is detected above 1 ppb, consider using a certified lead-removal filter (NSF/ANSI 53) for drinking and cooking water. Run cold water for 30 seconds before use if water has been sitting in pipes.

Common Questions

Frequently Asked Questions

Tap water in Achille, Oklahoma receives a grade of C (Fair) with a score of 64/100. While it generally meets minimum federal standards, there are some areas of concern including violation history or elevated contaminant levels. Sensitive populations (children, pregnant women, elderly) may want to consider additional filtration.

ZIP code 74720 is served by 2 water systems using surface water, groundwater sources, providing water to approximately 8,831 people. Multiple source types mean your water may come from a blend of surface and underground sources.

Lead levels in Achille, Oklahoma are 0.6 ppb, which is at or below the health guideline of 1 ppb. This is a positive result, though periodic testing is still recommended.

1 PFAS compound were detected in water serving Achille, Oklahoma, but all are currently below EPA limits. While levels are within regulatory standards, some health organizations recommend minimizing any PFAS exposure. Activated carbon or reverse osmosis filters can reduce PFAS levels.

Water systems serving Achille, Oklahoma have received 32 violations in the last 5 years, including 30 health-based violations. Violations can range from paperwork issues (monitoring & reporting) to serious health-based violations where contaminant levels exceeded safe limits. Review the violation details above for specifics.

Based on detected contaminants (PFAS), residents in Achille, Oklahoma should consider: Reverse osmosis (RO) system — most effective for PFAS, lead, and other contaminants. Always look for filters with NSF/ANSI certification for the specific contaminants you want to remove.

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