TapScore

COWETA PWA Water Quality Report

Population

9,450

people served

Water Source

🌊 Surface

rivers, lakes, reservoirs

National Rank

—

of 49,184 US systems

5-Year Record

⚠️ 131

violations recorded

F

Unsafe

Safety Grade

131 violations in the past 5 years, including 180 health-based

System Details

PWSID
OK1021509
Population Served
9,450
Water Source
Surface Water
Owner
Local Government
State
Oklahoma
EPA Region
6

Contaminants of Concern

ContaminantStatusViolations
Contaminant 3000✕ Health-Based4
Contaminant 3100⚠ Monitoring/Reporting3
Contaminant 0200✕ Health-Based10
Total Trihalomethanes (TTHMs)✕ Health-Based92
Contaminant 2920✕ Health-Based37
Haloacetic Acids (HAA5)✕ Health-Based58
Contaminant 5000⚠ Monitoring/Reporting1
Fluoride⚠ Monitoring/Reporting2
Contaminant 0999⚠ Monitoring/Reporting4
Contaminant 8000⚠ Monitoring/Reporting3
Contaminant 0300✕ Health-Based18
Contaminant 2034⚠ Monitoring/Reporting5
Contaminant 2042⚠ Monitoring/Reporting5
Contaminant 7000⚠ Monitoring/Reporting1
Contaminant 1052⚠ Monitoring/Reporting2
Contaminant 2037⚠ Monitoring/Reporting2
Contaminant 5200✕ Health-Based2

Violation History

2025
22
2024
55
2023
54
2020
4
2019
8
2014
2
2013
1
2012
9
2011
10
2010
13

Total violations on record: 249

Service Area

Cities Served

COWETA

ZIP Codes Served

74429

Recommended Water Filters

Based on contaminants detected in this water system:

Reverse Osmosis System

Removes up to 99% of contaminants including PFAS, lead, arsenic, and nitrates

Removes: Fluoride

$150–$400

Activated Carbon Filter

Effective for chlorine, THMs, pesticides, and taste/odor improvement

Removes: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)

$20–$100

Water Distiller

Removes heavy metals, minerals, and most contaminants through evaporation

Removes: Fluoride

$80–$200

How does this compare?

This systemNational average
Grade F
Avg: B-C
249violations total

889% of national average

National avg: ~28 per system

📍 Average-sized water system.