Residents of Cleveland County, Oklahoma, who are aware of the water quality concern involving 1,2,3-trichloropropane (TCP) often face uncertainty about how this applies to their own household water. Government data from the EPA's Safe Drinking Water Information System (SDWIS) presents a regional snapshot but cannot specify individual home conditions. Understanding what this data means and does not mean is essential for informed decisions regarding household water quality.
Why 1,2,3-Trichloropropane Resists Air Stripping and What That Means for Treatment Choice
1,2,3-TCP is a chlorinated solvent known for its persistence in water. Unlike some volatile organic compounds, it resists removal through air stripping methods commonly used for water treatment. This chemical property means that technologies relying solely on air stripping are not effective for reducing 1,2,3-trichloropropane levels. Instead, treatment approaches must consider adsorption or advanced filtration techniques capable of addressing this specific contaminant.
The Agricultural Land-Use History of the Region and How It Maps Onto Detections
Cleveland County's water comes primarily from surface water sources. Historical agricultural practices in the region are relevant because 1,2,3-trichloropropane is often linked to the use of soil fumigants in farming. However, EPA monitoring conducted between 2013 and 2015 for the Moore public water system, which serves a large portion of Cleveland County, detected no 1,2,3-TCP above the reporting level of 0.03 micrograms per liter (µg/L), equivalent to 0.03 parts per billion (ppb). This finding suggests that, at the system level, 1,2,3-TCP has not been measured at levels above this minimal threshold during the sampling period. It is important to note that these results reflect system-wide concentrations and do not provide data about individual household taps or wells.
The Household or Facility Symptoms That Do and Do Not Point to This Problem
Household water affected by elevated levels of certain contaminants may show symptoms such as taste or odor changes, staining, or corrosion. However, 1,2,3-trichloropropane is colorless and generally odorless, so typical aesthetic problems do not reliably indicate its presence. Symptoms like unusual taste or staining are more commonly linked to other substances, not to TCP. The absence of specific symptoms does not guarantee the absence of 1,2,3-TCP; only appropriate testing can provide clarity.
What 'Detected', 'Median', and 'Range' Mean in the Sampling Record on This Page
EPA's occurrence data uses terms to communicate monitoring results. A 'detection' means the chemical was measured by an instrument at or above a certain reporting level but does not indicate a violation or unsafe level. The 'median' represents the middle value of all measurements, revealing typical concentration levels, while the 'range' shows the spread from the lowest to highest detected values. In the case of the Moore public water system, none of the 43 samples taken detected 1,2,3-TCP at or above the reporting level. Since there is no established federal maximum contaminant level (MCL) for TCP, these data are not compliance tests but surveys helping track occurrence.
What the Reader Should Write Down Before Asking Anyone for Treatment Advice
Before seeking advice on water treatment solutions, households should have clear information ready:
- The source of your water (municipal or well)
- Any recent water quality test results specific to your home, including laboratory reports
- Observed water quality issues or symptoms
- Knowledge of local water system data, such as the EPA monitoring report for your area
Only a test of your own household water can reveal your home's specific 1,2,3-trichloropropane concentration. Regional system data serve as background information but cannot substitute for this crucial step.
For households concerned about 1,2,3-TCP, solutions like the Autotrol 1,2,3-TCP Filter ship ready to configure and use adsorption technology proven effective for treating this chlorinated solvent. This equipment provides an option for water treatment tailored specifically to the nature of 1,2,3-trichloropropane contamination.
In summary, the EPA data for the Moore public water system in Cleveland County, OK, covering years 2013 to 2015, show no detection of 1,2,3-TCP above 0.03 µg/L. This information reflects system-level sampling and should not be used to infer water quality at any individual tap. For full details and updates, consult the EPA's Safe Drinking Water Information System public records.
Where this information comes from
Source: EPA SDWIS public water system record. Sampled 2015-12-07. These figures describe the public water system's record, not the plumbing inside any individual building.
On record: EPA UCMR3 monitoring (2013-2015) for Moore (OK2001412), OK: 43 results across 1 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level
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