Public water system · AR0000626

Active

Guion Water Department

At a glance

Guion Water Department (PWSID AR0000626) is an active community water system in Izard County, Arkansas. It reports serving 249 people through 104 service connections. Its primary water source is purchased surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in August 2008.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

249

Service connections

104

Primary source

SWP

Purchased surface water

System type

CWS

Community water system

System record

PWSIDAR0000626

System typeCommunity water system

Activity statusActive

Population served249

Service connections104

Primary water sourcePurchased surface water

Owner typeLocal government

Primacy agencyAR state drinking water program

City served—

StateArkansas

ZIP—

CountyIzard County

How does Guion Water Department compare with other water systems in Izard County?

By EPA's size categories, Guion Water Department is a very small system (500 people or fewer). Izard County has 9 active public water systems. Its population served is well below the county average of 1,465 people per system, and accounts for 1.9% of the 13,182 people reported by systems filed under the county. Across Arkansas, the 853 active systems average 3,592 people each. Nationally, the average active community water system reports serving 6,703 people, so Guion Water Department is well below that figure.

What does “community water system” mean?

A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Arkansas has 660 active community water systems, 77% of the state's 853 active systems. Purchased surface water means the system buys surface water from another public water system rather than drawing its own. 237 Arkansas systems (28%) list purchased surface water as their primary source.

Who owns and regulates Guion Water Department?

EPA lists Guion Water Department as owned by a local government. The AR state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 7 of the 9 active systems in Izard County (78%) are also owned by a local government.

Does Guion Water Department have drinking water violations?

Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in August 2008. The violations listed here began between November 2000 and August 2008. By type: 12 required treatment not met. The contaminant or rule involved most often is Surface Water Treatment Rule (11 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.

Began	Violation	Contaminant or rule	Health-based	Status
2008-08-24	Required treatment not metPublic Education · code 65	Lead and Copper Rulecode 5000	Yes	Resolved
2001-09-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2001-08-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2001-07-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2001-06-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2001-05-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2001-04-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2001-03-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2001-02-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2001-01-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2000-12-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved
2000-11-01	Required treatment not metTreatment Technique (SWTR and GWR) · code 41	Surface Water Treatment Rulecode 0200	Yes	Resolved

The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.

Guion Water Department: frequently asked questions

Who runs Guion Water Department?

Guion Water Department (PWSID AR0000626) is a community water system owned by a local government. It is regulated by the AR state drinking water program.

How many people does Guion Water Department serve?

Guion Water Department reports serving 249 people through 104 service connections in Izard County, Arkansas.

Where does Guion Water Department get its water?

EPA SDWIS lists this system's primary water source as purchased surface water. Purchased surface water means the system buys surface water from another public water system rather than drawing its own.

Does Guion Water Department have any drinking water violations?

Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in August 2008. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.

Is Guion Water Department's water safe to drink?

AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 12 are health-based, and the most recent began in August 2008. For current results, consult the system's annual water quality report, EPA ECHO, or the AR state drinking water program.

Where can I find Guion Water Department's water quality report?

As a community water system, Guion Water Department must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.

Other water systems in Izard County

Water system	County	Population served	Type	Source
Melbourne Waterworks	Izard	4,126	Community	Groundwater
Horseshoe Bend Waterworks	Izard	3,217	Community	Groundwater
Calico Rock Waterworks	Izard	1,726	Community	Groundwater under influence of surface water
Oxford Waterworks	Izard	1,402	Community	Groundwater
Mt Pleasant Waterworks	Izard	1,338	Community	Groundwater under influence of surface water
Ar Dept of Correction Izard Co	Izard	907	Community	Groundwater

Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.

About this data

Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.

Cite as: AquaCensus, “Guion Water Department, PWSID AR0000626, Arkansas”, https://aquacensus.com/water-systems/arkansas/guion-water-department-ar0000626 (data as of October 1, 2026).