Fleck Bacteria & Coliform (Well) Filter

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Government Records Show Lowell Water Has a History of Health-Based Bacteria Violations

According to the EPA's Safe Drinking Water Information System (SDWIS), the Lowell Regional Water Utility has recorded 5 health-based violations related to bacteria out of 7 total. This public community water system serves over 120,000 people using surface water as its source. These violations indicate that at times, bacterial contamination exceeded federal health standards. However, the record reflects system-wide performance and not the status of any individual household's water.

Rule Out Problems in This Order: Quick Checks Before Lab Tests

When considering bacterial concerns, start with simple observations and inexpensive checks:

• Check for any unusual taste or smell at the tap, though bacterial contamination does not always produce these.
• Inspect plumbing for visible issues like leaks or cross-connections that can introduce bacteria.
• Test household water specifically with certified laboratory analysis for total coliform and E. coli bacteria to confirm presence.

Only after confirming bacteria in home water should treatment measures be considered.

Understanding Sampling Terms: Detected, Median, and Range

The system’s monitoring uses terms that reflect measurement results across many samples:

• Detected means that instruments found measurable bacteria presence in some tests but does not alone indicate unsafe water.
• Median is the middle value of measurements, often low or zero, not implying all samples are free of bacteria.
• Range shows variation between lowest and highest detected amounts over time.

These metrics describe the public system’s overall water quality and should not be mistaken for conditions in any single household’s supply.

Aesthetic Secondary Standards Differ Significantly from Health-Based Limits

Water regulations include aesthetic limits for taste, odor, and appearance, which are not related to health risks. Bacteria-related rules focus on health-based standards. In Lowell’s record, violations concern health-based criteria, indicating microbial safety concerns rather than just aesthetic issues.

Consequences of Untreated Bacterial Issues Over Time

If bacterial contamination persists in a household supply without addressing it, risks include:

• Increased chance of gastrointestinal illness from pathogens.
• Possible biofilm buildup inside plumbing that can harbor bacteria.
• Potential for more frequent or severe infections in vulnerable individuals.

Long-term neglect can compromise water safety and overall household health.

The Impact of Plumbing Materials and Age on Bacterial Presence

Bacteria detected in household water may arise separately from the source water due to plumbing factors such as:

• Old or corroded pipes providing surfaces for bacterial growth.
• Materials that favor biofilm formation.
• Plumbing configurations that allow stagnant water zones.

These conditions mean that even if source water is treated properly, household plumbing can contribute to bacterial concerns independently.

What Should Not be Assumed from Area Data Alone

The public water system’s record is valuable for understanding general regional water quality but does not establish the condition of any specific home’s water. Detection of bacteria in Lowell’s system at times does not mean a particular household currently has bacterial contamination. Likewise, absence of detection in the system record does not guarantee individual water safety. Testing of your own water is essential to make informed decisions.

When considering bacterial treatment options, the Fleck Bacteria & Coliform (Well) Filter ships ready to configure and provides a documented approach for addressing bacterial and coliform concerns where confirmed in residential water supplies.

Where this information comes from

Source: EPA SDWIS public water system record. Sampled 2025-12-31. These figures describe the public water system's record, not the plumbing inside any individual building.

On record: EPA SDWIS record for LOWELL REGIONAL WATER UTILITY (MA3160000), surface water supply, serving 120418 people: 5 health-based violations of 7 total; lead 90th percentile 0 mg/L