Water Quality in Guymon, OK (73949)

EPA violation data for public water systems serving ZIP code 73949.

Past Health-Based Violations

1 health-based violation was found in the past 5 years, meaning contaminant levels exceeded federal safety limits. All have since been resolved. There are also 10 monitoring/reporting violations.

More violations than 68% of US ZIP codes.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

1,620

Population

11

Water Systems

11

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (11)

Guymon

1 health-based
Groundwater 11,442 people served
6 violations (5yr) · 1 health-based · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Texhoma

All resolved
Groundwater 935 people served
1 violation (5yr) · All resolved
Lead tested: 1.2 ppb (limit: 15 ppb)

Cimarron Feeders

All resolved
Groundwater 49 people served
1 violation (5yr) · All resolved
Lead tested: 5.4 ppb (limit: 15 ppb)

Prestage Farms Ext Truckwash Truck Shop

All resolved
Groundwater 30 people served
3 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Water Rights Irrigation

Groundwater 26 people served
0 violations

Water Rights Irrigation

Groundwater 26 people served
0 violations

Plainview School

Groundwater 25 people served
0 violations

Water Right Inc

Groundwater 25 people served
0 violations

Four Corner Grocery

Groundwater 25 people served
0 violations

Griggs Store

Groundwater 20 people served
0 violations

Felix Serna Tp

Groundwater 20 people served
0 violations

Contaminants Found

Nitrate-NitriteHealth-Based
3 violations
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

3 violations
All resolved
ChlorineMonitoring

Used to disinfect water — generally safe at regulated levels.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1.2 ppb measured Action level: 15 ppb

Sampled: Jul 2025

How Does This Compare?

Guymon (73949) has more violations than 68% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 11.

Fewer violations 68th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.

Targets:Nitrate, Nitrite, Dissolved Solids

Look for:NSF/ANSI 58 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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