Water from Aquifer 112ICCC in Rockingham County
The water serving Rockingham County homes primarily originates from the 112ICCC aquifer. Groundwater drawn from wells taps this aquifer at depths around 83 feet, providing the source water that passes through household plumbing to reach taps. This aquifer naturally contains iron, detected consistently in sampling, but conditions inside homes can vary widely depending on plumbing and treatment.
Plumbing Materials and Aging Effects Independent of Source Water
While the aquifer’s water contains measurable iron, the state of a home’s plumbing can influence how iron bacteria manifest. Older pipes or materials prone to corrosion can encourage iron bacteria colonies, causing staining or slime build-up inside pipes. These issues are distinct from the raw water composition and relate to how water interacts with household plumbing surfaces over time.
Interpreting Median and Range Iron Concentrations for Homeowners
Between 2014 and 2019, the U.S. Geological Survey sampled wells in this aquifer, reporting iron levels ranging from 0.016 to 327 micrograms per liter, with a median value near 235 micrograms per liter. Every sample detected iron, indicating it is a consistent component of the groundwater. None of these measurements exceeded federal guidelines, showing that while iron is present, it is within recognized parameters. Homeowners can view these figures to anticipate typical iron presence but should not assume this exactly reflects their own water.
Changes at the Tap with the Autotrol Iron Bacteria & Slime Filter
When water treatment employs the Autotrol Iron Bacteria & Slime Filter, iron bacteria and associated slime are significantly reduced at the tap. This system uses proven methods designed specifically to target and neutralize iron bacteria, improving water clarity and reducing staining and slime buildup in plumbing. The treated water presents a marked difference in appearance and maintenance needs compared to untreated water, helping restore household water quality after prior equipment failure.
Sample Size and Scope Behind the Iron Data
The USGS data comes from 53 samples taken from a single well within the aquifer over five years. This longitudinal sampling offers a clear view of water quality changes over time at that well but does not capture the full variability possible across all wells in Rockingham County. Homeowners should regard these results as regional indicators rather than precise measures for individual wells.
Additional Considerations for Commercial and Industrial Water Use
While residential users focus on staining, slime, and plumbing impacts, commercial and industrial operations may require further testing for iron bacteria due to larger volumes, different flow rates, and system complexities. These sectors often assess treatment capacity, maintenance frequency, and regulatory compliance more intensively than households.
The Essential Step for Homeowners
The single test to resolve questions about iron bacteria in your home is a comprehensive water analysis specific to your well or water source. This test should measure iron levels and bacterial presence quantitatively. Knowing your home's exact water composition clarifies the need for treatment and helps confirm whether products like the Autotrol Iron Bacteria & Slime Filter will effectively restore your water quality.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2019-08-22. 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 Iron in the 112ICCC aquifer (Rockingham County): 53 results from 1 wells, median 235.0 ug/L, range 0.016-327.0 ug/L; none above any federal threshold
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