Perry Water & Light Department
EPA ID: OK1021206 ยท 5,230 people served ยท 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Perry Water & Light Department (OK1021206): 5 unresolved EPA violations on record. The EPA enforcement database lists 5 active violations for Perry Water & Light Department - a provider that delivers drinking water to approximately 5,230 people and has not yet formally resolved those findings.
Data: EPA SDWIS
Service Area Map
Coverage area for Perry Water & Light Department Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Perry Water & Light Department serves a community with a median household income of $67,588 and an estimated 6,235 residents across its service area. Approximately 74% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
๐ Where Does Your Water Come From?
Perry Water & Light Department's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
Detected Contaminants
How Perry Water & Light Department compares to EPA limits
What This Means For You
Contaminant 1009 at 25 mg/L exceeds the EPA maximum of 0.004 mg/L. Intestinal damage, bone damage. Consider reverse osmosis filtration.
Haloacetic Acids (HAA5) at 8 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
Arsenic at 1 mg/L exceeds the EPA maximum of 0.01 mg/L.
Total Trihalomethanes (TTHM) at 3 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Chlorite at 33 mg/L exceeds the EPA maximum of 1 mg/L. Anemia and nervous system effects in infants and children. Consider ferrous sulfate reduction filtration.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 1 detection recorded.
Contaminant 1009 was detected in this water system. reverse osmosis filtration can reduce exposure.
Find a certified water filter โComparable Water Systems
Similar-sized systems in Oklahoma
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Perry Water & Light Department (EPA ID: OK1021206) is a community water system in Oklahoma that serves approximately 5,230 people from surface water sources.
This system serves ZIP code 73077 in Perry.
Violation History
Status breakdown for accepted records with record years 2021-2026: 158 resolved, 0 archived, 5 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| July 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Resolved |
| April 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Resolved |
| April 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Resolved |
| December 30, 2024 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Non-health-based | Resolved |
| October 1, 2024 | Contaminant 1008 | Non-health-based | Resolved |
| October 1, 2024 | Haloacetic Acids (HAA5) | Health-based | Resolved |
| July 1, 2024 | Revised Total Coliform Rule | Non-health-based | Resolved |
| July 1, 2024 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| July 1, 2024 | Chlorite | Health-based | Resolved |
| May 1, 2024 | Contaminant 1009 | Non-health-based | Resolved |
| April 1, 2024 | Chlorite | Health-based | Resolved |
| February 1, 2024 | Contaminant 1009 | Non-health-based | Resolved |
| January 1, 2024 | Chlorite | Health-based | Resolved |
| November 1, 2023 | Contaminant 1009 | Non-health-based | Resolved |
| November 1, 2023 | Consumer Confidence Report Rule | Non-health-based | Resolved |
| October 1, 2023 | Fecal Coliform | Non-health-based | Resolved |
| October 1, 2023 | Contaminant 1008 | Non-health-based | Resolved |
| October 1, 2023 | Contaminant 1009 | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Chlorite | Disinfection Byproducts | 33 | Yes |
| Contaminant 1009 | Other Violation | 25 | No |
| Contaminant 1008 | Other Violation | 21 | No |
| Fecal Coliform | Microbiological | 21 | No |
| Lead and Copper Rule | Treatment Failure | 16 | No |
| Consumer Confidence Report Rule | Reporting Failure | 16 | No |
| Revised Total Coliform Rule | Microbiological | 14 | No |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 8 | Yes |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 3 | No |
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Surface Water Treatment Rule | Treatment Failure | 2 | No |
| Arsenic | Inorganic | 1 | No |
| Stage 1 DBP Rule | Treatment Failure | 1 | No |
Health Risk Details
Chlorite (EPA limit: 1 mg/L)
Anemia and nervous system effects in infants and children At-risk groups: infants, developing fetuses, people with G6PD deficiency.
Removal methods: ferrous sulfate reduction, activated carbon, reverse osmosis. Find the right filter โ
Haloacetic Acids (HAA5) (EPA limit: 0.06 mg/L)
Cancer risk; reproductive & developmental effects At-risk groups: pregnant women, infants, long-term consumers of chlorinated municipal water.
Removal methods: granular activated carbon (GAC), carbon block filter, reverse osmosis. Find the right filter โ
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.006 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)
Need help with your water quality?
Typical cost: Water test: typically $20โ$50 (DIY kit) ยท Professional inspection: $150โ$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking โ this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by OK or modeled from parcel and building-footprint data.
- 73077 - Perry
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Perry Water & Light Department (OK1021206) on EPA.gov.
Frequently Asked Questions
Is Perry Water & Light Department water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 5 current noncompliance records and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does Perry Water & Light Department serve?
Perry Water & Light Department serves approximately 5,230 people across 1 ZIP code in Oklahoma.
Where does Perry Water & Light Department get its water?
The primary water source is surface water.
Federal UCMR5 PFAS Monitoring: Detected
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). PFAS compounds were detected below the current state-enforceable MCL.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) โ per-system federal sampling, 2023โ2025. EPA UCMR5 monitoring program โ
How Water Systems Appear in Rankings
Water systems are evaluated by violation history, contaminant detections, and service population. Larger systems with more service connections appear in more rankings.
- #36 / 100 Most Unresolved Health Violations (U.S.)
- #15 / 50 Most Unresolved Health Violations (Oklahoma)
- #21 / 50 Highest Exposure Burden (Oklahoma)
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Perry Water and Light Department (OK): 16 Health Violations. https://zipcheckup.com/water-system/ok1021206/
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author = {{ZipCheckup}},
title = {{Perry Water and Light Department (OK): 16 Health Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ok1021206/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter โ
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report โ
Contact your utility
Perry Water & Light Department (EPA ID: OK1021206) - request the latest Consumer Confidence Report or ask about specific contaminants.