Understanding 1,4-Dioxane in Coffee County: What Enterprise Water Records Reveal

The Enterprise Waterworks system serving Coffee County, Alabama, provides municipal water from groundwater sources to about 48,000 people through 16,000 connections. According to federal data collected during the Unregulated Contaminant Monitoring Rule 3 (UCMR3) period from 2014 to 2015, 1,4-dioxane, a synthetic cyclic ether and solvent stabiliser, was tested for but not detected above the reporting threshold of 0.07 micrograms per liter (µg/L), equivalent to 0.07 parts per billion (ppb), in any of 34 samples.

How Landfill Leachate, Degreasing Sites, and Consumer Products Influence 1,4-Dioxane Records

1,4-Dioxane is often introduced into the environment through various pathways. Landfill leachate can carry residues into groundwater, and sites where solvents or degreasing agents are used may contribute localized contamination. Additionally, consumer products such as cleaning agents and personal care items can indirectly add solvent stabilisers to wastewater. These sources can influence detected levels in municipal groundwater supplies, yet the Enterprise system's monitoring indicates levels below federal reporting limits during the noted sampling period.

Why 1,4-Dioxane Moves Ahead of the Solvent Plume It Stabilized and Its Implications Downgradient

This solvent stabiliser is highly mobile in groundwater, allowing it to migrate faster and farther than the solvents it was originally combined with. This means that even if solvent contamination zones are identified, 1,4-dioxane can appear in areas beyond those plumes. Downgradient areas in groundwater flow paths may therefore experience the presence of this cyclic ether before other associated contaminants. In Enterprise’s water supply region, however, monitoring did not detect levels above reporting thresholds, suggesting limited mobility impact within the municipal groundwater sources sampled.

How Sample Depth, Well Depth, and Source Type Affect What to Expect From 1,4-Dioxane Testing

The depth at which water samples are collected and the type of water source—whether shallow wells or deeper aquifers—can significantly impact measured 1,4-dioxane levels. Deeper groundwater often shows lower concentrations due to dilution and slower transport. The Enterprise Waterworks system’s reliance on groundwater involves monitoring across various depths, contributing to the observed non-detection results. Households with private wells or atypical water sources should consider individual testing since municipal system results may not directly reflect those conditions.

Which Fixtures, Appliances, or Processes Are Affected First and Why

If 1,4-dioxane were present at measurable levels, certain household water points could encounter its effects first. Drinking water taps, ice makers, or appliances connected directly to the cold water supply are primary points of contact. Due to the highly soluble and persistent nature of this solvent stabiliser, it is not removed through boiling or typical sediment filters. Understanding which fixtures use untreated water helps in identifying potential exposure pathways in the home.

How Seasonal and Multi-Year Variations Show in the Enterprise Water Record (2014-09-25 to 2015-03-09)

The sampling period covering late 2014 through early 2015 revealed consistent non-detection across all samples, indicating stable conditions over these months. Seasonal fluctuations in groundwater levels and usage did not translate into detectable 1,4-dioxane presence within this municipal water system record. Longer-term monitoring would be needed to identify any trends or changes across multiple years.

The Single Test That Clarifies Your Household’s Water Quality

To determine if your home’s water contains 1,4-dioxane at levels of concern, a private laboratory test measuring this cyclic ether specifically in your water source is essential. Such testing uses sensitive methods capable of detecting parts per billion concentrations. If needed, the Autotrol 1,4-Dioxane Filter can be purchased directly and ships ready to configure for point-of-entry application. This equipment employs a documented process suited for addressing the presence of this solvent stabiliser in residential water supplies.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2015-03-09. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA UCMR3 monitoring (2013-2015) for Enterprise Waterworks (AL0000296), AL: 34 results across 1 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level