If you notice a metallic taste when drinking water at your sink or filling a glass, this can be unsettling. In El Paso County, Colorado, many households rely on groundwater from aquifer 111ALVM, where manganese—known to contribute to metallic flavors—is regularly detected.
How will my tap water taste change after using a treatment like the Pentair Metallic-Tasting Water Filter?
Once water passes through a Pentair Metallic-Tasting Water Filter, manganese and other triggers associated with metallic taste are reduced. This results in water that tastes cleaner and less mineral-heavy, improving drinking and cooking experiences. The system ships ready to configure with household plumbing to address metallic taste specifically.
What does it mean that manganese is "detected," with a median of 1.02 micrograms per liter and a range up to 1780 micrograms per liter in El Paso County wells?
"Detected" means scientific instruments found manganese in the water samples from 119 of 160 measurements taken from 50 wells. The median value of 1.02 µg/L indicates half of those measurements were below this number and half above. The range shows manganese levels varied widely among wells—from a very low 0.03 to as high as 1780 µg/L. However, none of these results surpassed federal thresholds, so the detections alone do not indicate a safety concern, only presence and variability.
How does plumbing material and the age of pipes affect metallic taste differently from the source water?
Metallic taste can come from the water source or from pipes and fixtures in your home. Older plumbing containing copper or galvanized steel can leach metals, especially if water chemistry promotes corrosion. This means the metallic taste might be heightened or caused entirely within your household plumbing system, independent of manganese levels recorded in the local aquifer.
What distinguishes metallic taste caused by manganese from similar water taste problems?
Metallic taste from manganese differs from tastes caused by iron or copper. Manganese tends to impart a bitter or somewhat mineral quality, whereas copper can give a sharp metallic bite and iron often causes a rusty or blood-like flavor. Identifying the cause is critical because the solutions vary by constituent and plumbing factors.
What is the best order to identify the source of my metallic taste, from affordable checks to laboratory tests?
- Start by cleaning faucet aerators and flushing pipes, as buildup can affect taste temporarily.
- Note if the taste occurs consistently or during certain times, which may indicate plumbing issues.
- Test water from both cold and hot taps; differences can suggest plumbing vs source issues.
- If the issue persists, collect a water sample and have it tested for manganese and metals by a certified lab to clarify concentrations specific to your household water.
Which fixtures or appliances usually show metallic taste effects first, and why?
Drinking water taps and ice makers are often where metallic taste is first noticed because these deliver water directly for consumption. Coffee makers and ice machines can also highlight taste issues due to water volume and temperature concentrating metals. Water used for cooking can be affected as well, but taste is often less noticeable when mixed with food.
Understanding the local manganese findings helps frame what might be in your water but testing your own supply is necessary to determine severity. Plumbing materials and water chemistry can amplify or create metallic taste independently. Following the outlined checks provides a clear path before considering treatment. The Pentair Metallic-Tasting Water Filter is a documented solution designed to reduce metallic taste by targeting manganese and related metals in household water.
Where this information comes from
Source: USGS groundwater sampling. Sampled 2025-12-18. 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 Manganese in the 111ALVM aquifer (El Paso County): 160 results from 50 wells, median 1.02 ug/L, range 0.03-1780.0 ug/L; none above any federal threshold
- ✓ 90-Day Money-BackNo restocking fees — return within 90 days.
- ✓ Manufacturer WarrantyGenuine Fleck · Pentair · VIQUA equipment.
- ✓ Free Expert SizingTalk to a specialist and buy the right system the first time.