Introduction to Mobile County's Aquifer 122MOCN and Your Water Supply
Water in Mobile County typically comes from wells sourcing the 122MOCN aquifer, with groundwater sampled at depths ranging from 14 to 68 feet. This aquifer has been studied through multiple well samples to understand its metal content, notably copper. Copper presence in water can cause staining on household fixtures and appliances, leading homeowners to seek explanations and solutions.
1. Changes to Consider for Larger Households or Seasonal Homes
In a larger household or a property used seasonally, water use patterns shift, affecting how copper-related staining presents and accumulates. Higher water volumes can lead to faster accumulation of stains if copper is present, while less frequent water use in a seasonal home can allow copper deposits to settle and become more noticeable. Adjusting observation based on household size and water use frequency helps in understanding stain development.
2. Additional Questions for Commercial or Industrial Water Users
While this page focuses on residential households, commercial or industrial properties may also need to consider how copper levels interact with equipment demands and maintenance cycles. These users often ask about copper impacts on machinery and water treatment compatibility, questions less relevant for typical households but critical in larger scale operations.
3. Impact of Sample Depth and Well Characteristics on Copper Expectations
Government sampling in Mobile County shows copper detected in about half the wells sampled, with results ranging from 0.5 to 11.7 micrograms per liter. No samples exceeded federal thresholds. Since samples come from aquifer depths between 14 and 68 feet, water from your well may vary if it taps a different depth or source. Understanding your own well's depth and characteristics is important because copper concentration can differ with depth and geological conditions.
4. Differences Between Public System Records and Testing Private Wells
Public water system records for Mobile County show no health-based violations for copper, reflecting compliance with regulatory standards. However, private wells are not routinely tested by government agencies, so private well owners should consider conducting their own water testing to identify copper levels specific to their water supply. Public records offer useful regional context but cannot replace individual well analysis.
5. Steps to Narrow Down the Cause of Copper Stains
Begin with visible checks such as noticing where stains most frequently appear and whether water color changes. Next, evaluate plumbing materials and water pH, which can influence copper leaching. If copper staining is persistent, collecting a water sample for laboratory analysis confirms copper concentration in your household water. This targeted approach helps rule out other staining causes before exploring treatment options.
For households in Mobile County wishing to reduce copper stains, the Pentair Blue-Green Copper Stains Filter ships ready to configure and is designed to address copper-related staining effectively.
Summary of Regional Copper Findings and Resource
The U.S. Geological Survey sampled 26 wells in Mobile County’s 122MOCN aquifer during 2011, detecting copper in 12 wells at levels up to 11.7 micrograms per liter, with no sample exceeding federal thresholds. These findings highlight typical copper presence in the area’s groundwater but do not specify any one well’s water quality. For further details, consult the USGS groundwater monitoring location 303523088212601.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2011-08-11. These figures describe groundwater sampled in this area. They are not a test of any individual private well - only a test of that well can establish its own water.
On record: U.S. Geological Survey sampling of Copper in the 122MOCN aquifer (Mobile County): 26 results from 26 wells, median 1.045 ug/L, range 0.5-11.7 ug/L; none above any federal threshold