A laboratory test report measuring total dissolved solids (TDS) in water from Muscatine County's 371JRDN aquifer shows concentrations expressed in milligrams per liter (mg/L). The US Geological Survey sampled six results between 2014 and 2017 from wells about 1655 feet deep. These results ranged from as low as 1.44 mg/L up to 1080.0 mg/L, with a median value at 1065.0 mg/L. Each result detected TDS above the instrument’s reporting limit. Four of these results surpassed the secondary standard set at 500.0 mg/L, which is a taste and staining threshold but not a health-related limit.
Myth 1: Muscatine County Well Water Quality Is Uniform and Comparable to Neighboring Counties
It is common to assume that well water quality is consistent across adjacent areas. However, USGS data show substantial variability in TDS concentrations within Muscatine County alone. This variability means that comparing the county’s water quality with neighboring counties requires care. While a neighboring county might have a different median or range of TDS, this does not imply one area’s water is categorically better or worse without specific local measurements. It is essential to avoid attributing area-wide readings to any one household’s well without actual testing.
Myth 2: Treated Well Water Will Remain Identical at the Tap Regardless of Equipment Used
The quality of treated water at the tap can vary significantly depending on the technology employed to address constituents like TDS. A documented technology known as the Autotrol Complete Well System is designed to manage treatment capacity up to 32,000 grains, adapting to household demand. This system modifies the water’s mineral contents to reduce effects related to high TDS such as taste and staining. However, the system must be configured adequately to match the specific water quality found via testing. Without this, the treated water will not consistently meet consumer expectations.
Myth 3: The Range of Measured TDS in the Area Signals a Federal Safety Concern
Detected TDS levels in Muscatine County’s aquifer from 1.44 to 1080.0 mg/L and a median of 1065.0 mg/L do not indicate a violation or unsafe condition. TDS has a federally recognized secondary standard focused on aesthetics, such as taste and staining potential, set at 500.0 mg/L. Four out of six USGS samples exceeded this threshold, but this is not a health-based limit. Residents should understand that detection above this guideline indicates possible changes in water’s appearance and palatability but does not imply a safety risk. Determining if their own water requires treatment depends on personal testing results.
Myth 4: Larger Households or Seasonal Properties Experience the Same Water Impact as Smaller Residences
Water use and treatment demands increase with household size, seasonality, or secondary home status. The median TDS found in local aquifers may mean differing equipment sizing and treatment frequency for households of varying sizes. The Autotrol Complete Well System offers a 32,000-grain capacity designed to accommodate larger or more varied residential needs, ensuring consistent performance throughout high-demand periods. Understanding actual water consumption and testing constituent levels is critical to selecting treatment capacity that will reliably manage local water conditions.
Myth 5: Aquifer TDS Levels Originate from a Single Source
In Muscatine County’s 371JRDN aquifer, TDS comprises minerals naturally present in groundwater due to the geology of the region, including dissolved salts and organic materials. These constituents enter groundwater over long periods and through various natural processes, independent of municipal treatment or surface water conditions. Consequently, the concentration range measured by USGS results reflects geological and hydrological factors rather than isolated contamination events. This understanding shapes the approach to treatment, focusing on managing mineral content rather than removing pathogens or pollutants.
Households facing equipment failure and managing Muscatine County’s aquifer water quality can consider the Autotrol Complete Well System to meet their treatment demands. With a grain capacity of 32,000, it is designed for residential applications requiring comprehensive treatment of local groundwater characteristics documented by USGS. Matching this system to measured water quality and household usage ensures optimized performance and improved water aesthetics at the tap.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2017-07-20. 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 Total dissolved solids in the 371JRDN aquifer (Muscatine County): 6 results from 1 wells, median 1065.0 mg/L, range 1.44-1080.0 mg/L; 4 above an AESTHETIC secondary standard only (secondary standard 500.0 mg/L (aesthetic)) - not a health finding
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