Caddo Company Rwd #3
EPA ID: OK2000816 · 3,900 people served · 21 ZIP codes
Federal data shows 19 unresolved violations at Caddo Company Rwd #3 — roughly 3,900 residents in the service area.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Worsening · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 9 (2021) to 23 (2025). The pattern suggests growing compliance challenges.
Service Area Map
Coverage area for Caddo Company Rwd #3 Source: EPA SDWIS service area boundaries.
Service area boundary — Grade B
Service Area Demographics
The Caddo Company Rwd #3 serves a community with a median household income of $57,059 and an estimated 78,825 residents across its service area. Approximately 69% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 95% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Caddo Company Rwd #3's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 2% of homes in Caddo County, Oklahoma rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How Caddo Company Rwd #3 compares to EPA limits
What This Means For You
Contaminant 1009 at 2 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.
Total Trihalomethanes (TTHM) at 2 mg/L exceeds the EPA maximum of 0.08 mg/L. Bladder & rectal cancer risk; reproductive concerns. Consider granular activated carbon (GAC) filtration.
Barium at 19 mg/L exceeds the EPA maximum of 2 mg/L.
Consumer Confidence Report Rule at 4 mg/L exceeds the EPA maximum of mg/L.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 5 detections recorded.
Contaminant 1009 was detected in this water system. reverse osmosis filtration can reduce exposure.
Find a certified water filter →Comparable 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
Caddo Company Rwd #3 (EPA ID: OK2000816) is a community water system in Oklahoma that serves approximately 3,900 people from groundwater sources.
This system provides water to 21 ZIP codes across 21 communities.
Average Home Safety Score: B (83/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| August 1, 2025 | Revised Total Coliform Rule | Monitoring | Unresolved |
| August 1, 2025 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| July 1, 2025 | Stage 1 DBP Rule | Monitoring | Unresolved |
| July 1, 2025 | Barium | Health-based | Unresolved |
| June 30, 2025 | Total Trihalomethanes (TTHM) | Monitoring | Resolved |
| June 1, 2025 | Revised Total Coliform Rule | Monitoring | Resolved |
| June 1, 2025 | Consumer Confidence Report Rule | Monitoring | Resolved |
| April 1, 2025 | Barium | Health-based | Unresolved |
| April 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| January 1, 2025 | Barium | Health-based | Unresolved |
| January 1, 2025 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| December 30, 2024 | Haloacetic Acids (HAA5) | Monitoring | Resolved |
| December 1, 2024 | Chlorite | Monitoring | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Health-based | Resolved |
| October 17, 2024 | Stage 2 DBP Rule | Monitoring | Resolved |
| October 1, 2024 | Barium | Health-based | Unresolved |
| October 1, 2024 | Stage 1 DBP Rule | Monitoring | Unresolved |
| October 1, 2024 | Haloacetic Acids (HAA5) | Health-based | Unresolved |
| August 16, 2024 | Total Coliform | Monitoring | Unresolved |
| July 16, 2024 | Total Coliform | Monitoring | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Barium | Inorganic | 19 | Yes |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 8 | Yes |
| Consumer Confidence Report Rule | Reporting Failure | 4 | No |
| Revised Total Coliform Rule | Microbiological | 4 | No |
| Contaminant 1009 | Other Violation | 2 | No |
| Total Trihalomethanes (TTHM) | Disinfection Byproducts | 2 | No |
| Chlorite | Disinfection Byproducts | 2 | No |
| Total Coliform | Microbiological | 2 | No |
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Stage 2 DBP Rule | Treatment Failure | 2 | Yes |
| Surface Water Treatment Rule | Treatment Failure | 2 | No |
| Total Organic Carbon | Disinfection Byproducts | 1 | No |
| Fecal Coliform | Microbiological | 1 | Yes |
Health Risk Details
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 →
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 73566 | 0.00555 mg/L | No | N/A |
| 73015 | 0.0023 mg/L | No | N/A |
| 73053 | 0.00126 mg/L | No | N/A |
| 73062 | 0.000534 mg/L | No | N/A |
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 $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — 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.
- 73005 — Anadarko
- 73006 — Apache
- 73009 — Binger
- 73015 — Carnegie
- 73017 — Cement
- 73029 — Cyril
- 73038 — Fort Cobb
- 73042 — Gracemont
- 73047 — Hinton
- 73048 — Hydro
- 73053 — Lookeba
- 73059 — Minco
- 73062 — Mountain View
- 73079 — Pocasset
- 73092 — Verden
- 73503 — Fort Sill
- 73507 — Lawton
- 73538 — Elgin
- 73541 — Fletcher
- 73566 — Snyder
- 73567 — Sterling
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Caddo Company Rwd #3 (OK2000816) on EPA.gov.
Frequently Asked Questions
Is Caddo Company Rwd #3 water safe to drink?
Caddo Company Rwd #3 has recorded 18 health-based violations in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does Caddo Company Rwd #3 serve?
Caddo Company Rwd #3 serves approximately 3,900 people across 21 ZIP codes in Oklahoma.
Where does Caddo Company Rwd #3 get its water?
The primary water source is groundwater.
Contact Your Water Utility
Public-record contact information for the water utility serving this system. Use these channels to request water quality reports, ask about service, or report issues directly.
Contact information from CADDO CO RWD #3 Consumer Confidence Report.
ZipCheckup is not affiliated with this water utility, does not act as its agent, and does not provide customer support for it. Contact details shown are public-record information from CCR filings. For service issues, contact the utility directly using the information above.
Water Source & Treatment
Where this water originates and how it's treated before reaching your tap.
Source: CADDO CO RWD #3 Consumer Confidence Report.
ZipCheckup is not affiliated with this water utility. Treatment and source data are sourced from the utility's published CCR filings.
Treatment regime
How this utility classifies its treatment process and what each reported treatment chemical does.
Treatment chemicals and what each one does
Chemical names are reported verbatim by the utility. Purpose categories are ZipCheckup annotations based on standard drinking-water treatment practice.
Watershed exposure sources reported
Land-use and natural conditions identified in the utility's source-water assessment as potential contamination sources upstream of treatment.
Treatment classification and chemical list sourced from CADDO CO RWD #3 Consumer Confidence Report.
Treatment intensity is a ZipCheckup-derived classification based on the chemicals and processes the utility reports. Chemicals and contamination sources are taken verbatim from the utility's CCR filing. Routine federal monitoring and contaminant testing shown elsewhere on this page determine whether the water meets safety standards, not the treatment classification.
Federal UCMR5 PFAS Monitoring: Tested Clean
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). No PFAS compounds were detected.
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) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
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.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Caddo Company Rwd #3 (EPA ID: OK2000816) — request the latest Consumer Confidence Report or ask about specific contaminants.