Water Quality in HYDRO, OK (73048)

EPA violation data for public water systems serving ZIP code 73048.

121

Total Violations

Health-Based

120

Monitoring / Reporting

112

Resolved

What does this mean?

112 of 121 violations have been resolved. 1 is a health-based violation, meaning contaminant levels exceeded federal safety limits. The remaining 120 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 14 Population served: 1,610

Violations Detail (121 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Chlorine	Monitoring	N/A	N/A	Jul 31, 2025	Resolved	Eye and nose irritation; stomach discomfort
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2025	Resolved	N/A
E. COLI	Monitoring	0	N/A	Dec 19, 2024	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Dec 19, 2024	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Chlorine	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	Eye and nose irritation; stomach discomfort
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
E. COLI	Monitoring	0	N/A	Oct 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
E. COLI	Monitoring	0	N/A	Sep 20, 2024	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 20, 2024	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	Eye and nose irritation; stomach discomfort
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Oct 19, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 19, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 19, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 18, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 18, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 18, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 18, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Chlorine	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Eye and nose irritation; stomach discomfort
E. COLI	Monitoring	0	N/A	Jul 26, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 26, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 26, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 25, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 25, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 25, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Nitrate-Nitrite	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Arsenic	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Nitrate-Nitrite	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Chlorine	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	Eye and nose irritation; stomach discomfort
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Total Haloacetic Acids (HAA5)	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
TTHM	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
E. COLI	Monitoring	0	N/A	Aug 20, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 20, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 20, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 20, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Arsenic	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Nitrate-Nitrite	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Arsenic	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
E. COLI	Monitoring	0	N/A	May 20, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 20, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 20, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 20, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Chlorine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Eye and nose irritation; stomach discomfort
Chlorine	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	Eye and nose irritation; stomach discomfort
E. COLI	Monitoring	0	N/A	Mar 17, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Mar 17, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Mar 17, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Mar 17, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations

Lead & Copper Levels

Violation Timeline

2025(4)

Chlorine

Jul 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

2024(33)

E. COLI

Dec 19Active

E. COLI

Dec 19Active

Chlorine

Nov 30Resolved

Chlorine

Nov 30Resolved

Chlorine

Nov 30Resolved

LEAD AND COPPER RULE REVISIONS

Oct 16Active

LEAD AND COPPER RULE REVISIONS

Oct 16Active

E. COLI

Oct 14Resolved

E. COLI

Oct 14Resolved

E. COLI

Oct 14Resolved

E. COLI

Oct 14Resolved

E. COLI

Oct 14Resolved

E. COLI

Oct 14Resolved

E. COLI

Oct 14Resolved

E. COLI

Oct 14Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

E. COLI

Sep 20Active

E. COLI

Sep 20Active

Consumer Confidence Rule

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Chlorine

Mar 31Resolved

Chlorine

Mar 31Resolved

Chlorine

Mar 31Resolved

How Does This Compare?

HYDRO (73048) has 121 recorded violations, including 1 health-based. 9 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Water Quality in HYDRO, OK (73048)

What does this mean?

Violations Detail (121 total)

Lead & Copper Levels

Violation Timeline

2025(4)

2024(33)

2023(32)

2022(12)

2021(40)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

Activated Carbon Filter

UV Water Purifier

Nearby ZIP Codes

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