D32/100
Sapulpa Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 29,012 residents · Oklahoma
What's In Sapulpa's Tap Water?
69
Contaminants Tested
0
Exceed EPA Limits
2
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 333.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.006 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
0
Unresolved
3
Health-Related
TIER 3Resolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024 – September 26, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Treatment technique violation
When: October 17, 2024 – September 26, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2022 – June 30, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issued
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2022 – March 31, 2022Rule: Stage 2 DBPREnforcement: Formal — state order issued
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
SAPULPA
Population Served
19,702
Water Source
Surface Water
System ID
OK1020404
SAPULPA RURAL WATER COMPANY
Population Served
5,810
Water Source
Purchased Surface Water
System ID
OK3001904
CONSOLIDATED RWD #3 CREEK CO
Population Served
3,500
Water Source
Purchased Surface Water
System ID
OK3001916
Frequently Asked Questions About Sapulpa Water
Is Sapulpa tap water safe to drink?
Sapulpa, Oklahoma tap water receives a grade of D (32/100), which is considered poor. 0 contaminant(s) exceed EPA maximum contaminant levels and 143 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Sapulpa's water?
Of the 69 contaminants tested in Sapulpa's water supply, the most notable include Lead (90th percentile), chlorate. No contaminants exceed EPA legal limits. 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Sapulpa have any water quality violations?
Yes, Sapulpa has 143 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, Other. 85 of these are health-based violations, which are the most serious category.
Do I need a water filter in Sapulpa?
Sapulpa water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 2 contaminant(s) exceed these stricter goals.
Where does Sapulpa's tap water come from?
Sapulpa's drinking water is sourced from surface water and supplied by SAPULPA and 2 other water system(s). The system serves approximately 29,012 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Sapulpa's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Sapulpa's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Sapulpa's water compare to other cities in Oklahoma?
Sapulpa's water quality score of 32/100 earns a grade of D, which is considered poor. This is a concerning score that suggests significant water quality issues. Visit our Oklahoma state page to see how all cities in the state compare.
What should I do if I'm concerned about Sapulpa's water quality?
If you have concerns about Sapulpa's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (SAPULPA) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.