Oktaha, OK (74450): 108 Health-Based Violations Recorded for Mapped Water Systems
EPA data combined for 4 water systems mapped to this ZIP (largest mapped system: Muskogee Company Rwd #1 (oktaha))
Health-based violation records by water system:
EPA records for the water systems mapped to 74450 in Oktaha, OK contain 120 recorded violations for inclusive record years 2021 through 2026, all mapped systems combined; 108 are marked health-based.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water EPA records for water systems mapped to this ZIP show 108 health-based violations and 12 non-health-based (since 2021).
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- Radon EPA Zone 3 - county-level radon potential, not evidence of a low home result.
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Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
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Required domains
Coverage: 3 of 4 components and 2 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) CRITICAL
Your Water System
ZIP code 74450 in Oktaha, Oklahoma is mapped to the water system Muskogee Company Rwd #1 (oktaha) (EPA ID: OK3005106). This system provides water to approximately 2,280 people from surface water sources.
There are 4 community water systems serving this area.
Water Systems Serving This Area
| System Name | EPA ID | Population | Source |
|---|---|---|---|
| Muskogee Company Rwd #1 (oktaha) | OK3005106 | 2,280 | Surface water |
| Muskogee Company Rwd #6 | OK3005105 | 2,550 | Surface water |
| Muskogee Company Rwd #5 | OK3005107 | 4,135 | Surface water |
| Muskogee Municipal Authority | OK1021607 | 38,310 | Surface water |
Other Water Quality Reports in Oklahoma
- 73001 (Albert)
- 73002 (Alex) - 39 violations recorded for mapped water systems
- 73003 (Edmond)
- 73004 (Amber) - 166 violations recorded for mapped water systems
- 73005 (Anadarko) - 102 violations recorded for mapped water systems
- 73006 (Apache) - 39 violations recorded for mapped water systems
- 73007 (Arcadia) - 30 violations recorded for mapped water systems
- 73008 (Bethany) - 7 violations recorded for mapped water systems
- 73009 (Binger) - 14 violations recorded for mapped water systems
- 73010 (Blanchard) - 677 violations recorded for mapped water systems
- 73011 (Bradley) - 105 violations recorded for mapped water systems
- 73012 (Edmond) - 8 violations recorded for mapped water systems
- 73013 (Edmond) - 8 violations recorded for mapped water systems
- 73014 (Calumet) - 90 violations recorded for mapped water systems
- 73015 (Carnegie) - 6 violations recorded for mapped water systems
- 73016 (Cashion) - 195 violations recorded for mapped water systems
- 73017 (Cement) - 109 violations recorded for mapped water systems
- 73018 (Chickasha) - 191 violations recorded for mapped water systems
- 73019 (Norman) - 3 violations recorded for mapped water systems
- 73020 (Choctaw) - 290 violations recorded for mapped water systems
Nearby Water Quality Reports
- 74468 (Wainwright) - 5 mi - 55 violations recorded for mapped water systems
- 74401 (Muskogee) - 6 mi - 182 violations recorded for mapped water systems
- 74459 (Rentiesville) - 7 mi
- 74463 (Taft) - 10 mi - 26 violations recorded for mapped water systems
- 74422 (Boynton) - 10 mi - 257 violations recorded for mapped water systems
- 74428 (Council Hill) - 10 mi - 203 violations recorded for mapped water systems
- 74403 (Muskogee) - 11 mi - 184 violations recorded for mapped water systems
- 74426 (Checotah) - 13 mi - 179 violations recorded for mapped water systems
- 74469 (Warner) - 14 mi - 98 violations recorded for mapped water systems
- 74402 (Muskogee) - 14 mi
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Muskogee Company Rwd #1 (oktaha) (OK3005106) on EPA.gov.
4 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Compliance History
UCMR 5 PFAS monitoring: no reportable detections in available records
Available federal UCMR5 records for water systems mapped to ZIP code 74450 show no PFAS detections among the compounds tested, at the program's reporting levels.
The EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR5) required community and non-transient non-community water systems serving 3,300 or more people to test for 29 PFAS compounds and lithium between 2023 and 2025. Systems with no detections at the federal minimum reporting level had no results at or above that reporting level.
Health Risks from Detected Contaminants
Total Trihalomethanes (TTHM)
High RiskEPA reference value: 0.08 mg/L · 72 violations on record
Long-term exposure is associated with increased cancer risk, including bladder cancer; possible reproductive effects
At-risk groups: pregnant women, long-term consumers of chlorinated water
Treatment options (verify a product is certified to reduce this contaminant): granular activated carbon (GAC), carbon block filter, point-of-entry aeration · Find a filter →
Haloacetic Acids (HAA5)
High RiskEPA reference value: 0.06 mg/L · 45 violations on record
Increased risk of cancer
Treatment options (verify a product is certified to reduce this contaminant): granular activated carbon (GAC), carbon block filter, reverse osmosis · Find a filter →
Environmental Hazards (10) MODERATE
Home & Infrastructure (6) OK
Cost & Community (8) HIGH
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Frequently Asked Questions
Is the tap water in 74450 safe to drink?
EPA SDWIS records 120 violations since 2021 across the water systems mapped to ZIP 74450 (primary system: Muskogee Company Rwd #1 (oktaha)), including 108 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 74450's water come from?
The recorded water source for Muskogee Company Rwd #1 (oktaha), a system mapped to ZIP code 74450, is Surface water. This system serves approximately 2,280 people.
How can I get my water tested in Oktaha?
If Muskogee Company Rwd #1 (oktaha) supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
What is the radon risk for 74450?
74450 is mapped to a county in EPA Radon Zone 3 (low county-level radon potential; EPA recommends testing every home), located in Muskogee County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
How to cite this page
ZipCheckup. (2026). Oktaha, OK (74450): 108 Health-Based Violations Recorded for Mapped Water Systems. https://zipcheckup.com/report/74450/
@misc{zipcheckup-report-74450,
author = {{ZipCheckup}},
title = {{Oktaha, OK (74450): 108 Health-Based Violations Recorded for Mapped Water Systems}},
year = {2026},
url = {https://zipcheckup.com/report/74450/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 74450
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 74468 | Wainwright, OK | 4.5 mi | N/A | 55 |
| 74401 | Muskogee, OK | 5.6 mi | N/A | 182 |
| 74459 | Rentiesville, OK | 7.2 mi | N/A | 0 |
| 74463 | Taft, OK | 9.9 mi | N/A | 26 |
| 74422 | Boynton, OK | 10.1 mi | N/A | 257 |
| 74428 | Council Hill, OK | 10.5 mi | N/A | 203 |
| 74403 | Muskogee, OK | 11.3 mi | N/A | 184 |
| 74426 | Checotah, OK | 13.4 mi | N/A | 179 |
| 74469 | Warner, OK | 13.5 mi | N/A | 98 |
| 74402 | Muskogee, OK | 13.9 mi | N/A | 0 |
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