Arsenic in Collier County's Aquifer 112NRSD: What Government Sampling Reveals
Groundwater wells in Collier County, Florida, drawing from aquifer 112NRSD, have been studied through multiple samplings conducted between 2011 and 2019 by the U.S. Geological Survey. This sampling effort included 14 results collected from 13 distinct wells ranging from shallow to moderate depths of 9 to 40 feet.
The key focus in these analyses was the presence of arsenic. Every tested sample showed detectable levels of arsenic, with concentrations ranging from 0.78 to 3.5 micrograms per liter (µg/L). Importantly, none of these samples exceeded federal thresholds established to guide safe drinking water standards. This indicates that while arsenic is present, the concentrations found do not surpass regulatory safety limits for water quality.
What Arsenic Concentrations Mean for Commercial Operators
For commercial water users relying on wells within this aquifer, understanding water quality is essential for operational reliability and health considerations. Arsenic is a naturally occurring element that can enter groundwater from geological formations. Long-term exposure to elevated arsenic levels can be a concern, which is why monitoring and treatment strategies are important, even when regional samples remain below federal action levels.
It should be emphasized that the area-wide data reflect regional tendencies but do not substitute for individual well testing. Commercial operators must obtain specific water quality analyses for their own sources to determine exact arsenic concentrations and assess any required treatment.
Testing Your Water for Arsenic
- Obtain a comprehensive water quality report from a certified laboratory.
- Include arsenic measurement to establish current concentration in your commercial supply.
- Review results in comparison with federal thresholds to guide decision-making on treatment needs.
Addressing Arsenic with Commercial Filtration Technology
When arsenic treatment is necessary, advanced filtration methods can effectively reduce arsenic levels in commercial water supplies. Reverse osmosis technology is a widely recognized approach, delivering high-purity water by removing dissolved contaminants including arsenic.
The Water Softener Plus Commercial Reverse Osmosis System offers a solution capable of processing up to 3200 gallons per day, designed to meet the demands of commercial operations. It ships ready to configure, facilitating integration into your water system without added complexity.
This system's membrane filtration targets arsenic and comparable dissolved substances, improving water quality to ensure regulatory compliance and operational integrity.
Summary
Collier County’s aquifer 112NRSD presents detectable but regulated levels of arsenic in groundwater. Commercial operators should verify their specific water chemistry through individual testing before choosing treatment paths. For arsenic reduction at commercial scale, reverse osmosis is a proven technology, with the Water Softener Plus system delivering scalable capacity suitable for a range of commercial requirements. To obtain a tailored proposal for your operation’s water treatment needs, a professional quote inquiry is recommended.
Where this information comes from
Source: USGS groundwater sampling. 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.

