How many samples and wells support the barium data for aquifer 112DFSF in Connecticut?
The U.S. Geological Survey collected 24 barium measurements from 20 separate wells in aquifer 112DFSF within FIPS 110, Connecticut, between 2011 and 2017. These wells ranged in depth from 10 to 155 feet. While this sampling provides useful regional information, it represents only a small number of wells. Thus, these results serve as a general overview of barium occurrence but cannot specify conditions in any individual household or well.
What do 'detected', 'median', and 'range' mean in this groundwater sampling record?
In this dataset, barium was detected in all 24 results, meaning instruments measured its presence each time. The median concentration was 165.0 micrograms per liter (ug/L), indicating that half the samples had values above and half below this level. The range spanned from 2.99 to 1520.0 ug/L, showing variability in barium amounts across wells. Importantly, none of these results exceeded federal thresholds, which means no measurement here alone identifies a regulatory concern.
How can household plumbing material and age influence heavy metals in water separate from source water?
Even when source waters like those from aquifer 112DFSF have detectable barium levels within federal guidelines, plumbing materials and system age can affect the final water quality reaching taps. Certain older pipes or fixtures might leach metals or alter concentrations over time, independent of what the aquifer supplies. Therefore, plumbing condition and composition are important factors in understanding and managing heavy metals exposure at home.
What should owners of large households, second homes, or seasonal properties consider about heavy metals in water?
Household size and usage patterns can impact water quality dynamics. Larger households or properties occupied seasonally might experience different water turnover rates, which can influence metal concentrations due to stagnation or prolonged pipe contact. Therefore, testing water quality in these contexts is especially important to identify any changes or concerns related to heavy metals.
What does a certified laboratory test for barium report, and how should you interpret it for your household?
A certified lab will provide a concentration result specific to your water sample, identifying the amount of barium in micrograms per liter or parts per billion. This single result reflects your water at the time and place of sampling, which cannot be inferred from regional government data alone. Interpretation involves comparing your result to federal standards as well as considering any plumbing factors that might influence the reading.
How does the sampling record show seasonal or multi-year variation in barium levels?
The USGS data from aquifer 112DFSF spans nearly six years (2011 to 2017) and shows a wide range of values, indicating natural variability over time and location. Seasonal changes, groundwater flow, and other environmental factors can cause fluctuations in metal concentrations. Recognizing this variability helps set expectations that a single test might differ from past or future samples.
What should you not conclude from regional barium data about your household water?
Data from aquifer 112DFSF provides context but cannot establish the specific barium concentration in your household water. Detection in regional wells does not mean your water exceeds any limit or is unsafe. Conversely, no sample in this report went above federal thresholds, so presence alone is not a health finding. To understand your household’s water quality, a certified test of your own supply is necessary.
For households seeking to reduce heavy metals, the C-Series Heavy Metals Filter ships ready to configure for home water treatment. It addresses common dissolved metals effectively and can be a part of a water quality strategy tailored to your actual test results.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2017-09-05. 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 Barium in the 112DFSF aquifer (FIPS 110): 24 results from 20 wells, median 165.0 ug/L, range 2.99-1520.0 ug/L; none above any federal threshold