Pentair Algal Toxins (Cyanotoxins) Filter

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Water Source and Algal Toxin Entry in El Paso County

Surface Water Supplies the Region's Drinking Water

The Colorado Springs Utilities public water system in El Paso County serves over 460,000 residents with water drawn primarily from surface water sources. These sources are naturally susceptible to seasonal algal growth, which can produce toxins such as microcystins, cylindrospermopsin, and anatoxin-a. Monitoring from 2018 to 2020 by the EPA under the Unregulated Contaminant Monitoring Rule (UCMR4) found no detectable levels of these toxins above their respective reporting thresholds in this system. This means measurements were below the limits EPA counts for reporting, indicating that algal toxins were not present in quantities large enough to register in this federal survey of the public system.

How Algal Toxins Can Enter Water Systems

Algal toxins are released during blooms of cyanobacteria, which can proliferate in lakes, reservoirs, and rivers affected by nutrient runoff and warm temperatures. Water treatment facilities collect this source water, where toxins can move into the distribution system if not properly addressed. However, the EPA record for this system shows no health-based violations related to algal toxins, reflecting consistent control at the municipal level.

Impact of Household Characteristics on Treatment Needs

Larger or Seasonal Residences May Require Different Capacity

Household size and water usage influence the extent of treatment needed to ensure water quality at the tap. A larger family demands greater volume treatment, while homes used seasonally may face variable water quality due to stagnant conditions. Understanding your specific household demands clarifies whether a standard or enhanced treatment class is appropriate when addressing potential algal toxins.

Variability in Seasonal Water Quality

Because algal blooms are more likely in warmer months, water quality can fluctuate seasonally. Seasonal households may consider treatment options that accommodate these periodic variations to maintain consistent protection.

Public Water Quality Data Versus Private Testing

Public System Monitoring Reflects Regional Water Quality, Not Individual Homes

The EPA’s UCMR4 data pertains to the public water system serving El Paso County residents, not individual household plumbing or private wells. While the public system measurements showed no algal toxins above reporting levels, homeowners seeking precise knowledge of their own tap water quality should obtain individual laboratory testing tailored to algal toxins.

Why Individual Testing Is Important

Private wells may draw from groundwater or surface water with different exposure profiles. Testing at the tap can detect any localized conditions that public system data cannot capture, providing personalized information for choosing a treatment class.

Additional Considerations for Non-Residential Water Users

Commercial and Industrial Facilities Face Distinct Questions

Operators managing larger water volumes or sensitive processes add complexity, requiring more frequent testing and possibly higher treatment capacity. Their needs exceed typical household considerations outlined here.

Steps to Determine the Best Treatment Approach

Start with Public Data and Visual Observations

Review the publicly available water system records, which indicate no detected algal toxins above reporting levels for your region. Observe any changes in taste, odor, or appearance in your water, which could suggest the need for further evaluation.

Follow Up with Laboratory Testing of Tap Water

For definitive assessment, sample your household's water through a certified laboratory, specifying algal toxin analysis. Results guide selection of the appropriate treatment class to ensure effective removal.

Using Technology to Address Algal Toxins

The Pentair Algal Toxins (Cyanotoxins) Filter ships ready to configure and is designed to reduce algal toxin presence in household water, providing an effective solution after confirming the need through testing.

To recap, the EPA’s public water system record for Colorado Springs Utilities in El Paso County shows no detections of microcystins, cylindrospermopsin, or anatoxin-a above reporting limits during the 2018-2020 monitoring period. While this represents the regional water source's status, households should consider testing their own water to determine the appropriate treatment class. Information is sourced from the EPA’s public records at https://www.epa.gov/dwucmr/occurrence-data-unregulated-contaminant-monitoring-rule.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2018-09-17. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA UCMR4 monitoring (2018-2020) for Colorado Springs Utilities (CO0121150), CO: 144 results across 3 listed contaminants, 0 detections above the reporting level; nothing detected above the method reporting level