EcoWater Spokane

Spokane's Ecological choice for fresh water

Well Water Filtration

Well water filtration is a very important part of owning a private well. Owning a private well comes with its own unique set of problems.

The table below is presented to help you identify common well water problems. For further information, visit EPA’s Signs of Common Water Quality Problems.

Visual Problems Cause
Scale or scum Calcium or Magnesium Salts
Turbid water Dirt, clay salts, silt or rust
Green stains on fixtures High acidity
Brown-red stains on fixtures, clothing Dissolved iron
Cloudy water that clears upon standing Poorly working pumps or problems with filters
Taste Problems Cause
Salty or brackish High sodium
Alkali or soapy taste Dissolved alkaline minerals
Metallic taste Acidity or high iron content
Chemical Chemicals or pesticides
Smell Problems Cause
Rotten egg odor Dissolved hydrogen sulfide gas or sulfur reducing bacteria
Detergent odor or foaming water Seepage from septic tanks
Gasoline or oil smell Leaking gasoline storage tanks
Methane gas or earthy / musty Decaying organic matter
Chlorine Excessive chlorination

Well Disinfection
Disinfection may reduce or eliminate bacteria and viruses. Disinfection will not correct chemical contamination such as inorganics (nitrate, sulfate), pesticides, herbicides, metals or volatile organics.

Source: U.S. Environmental Protection Agency, 2002, Drinking Water from Household Wells: EPA 816-K-02-003.

Note: Presence of many contaminants such as bacteria, metals, nitrate, radon and chemicals can only be detected through laboratory analysis.