Boardman Water Hardness & Quality Report (2026)

The City of Boardman Water Department serves approximately 35,000 residents across Boardman Township in Mahoning County, Ohio, as well as portions of adjacent Youngstown and Austintown. Water is sourced from two horizontal collector wells that extract groundwater from a shallow aquifer directly beneath and beside the Columbia River near river mile 11. The groundwater is treated at wellhead facilities with disinfection and basic conditioning — no surface water treatment plants operate in the system — before distribution through the municipal network.

Boardman's supply originates within the Mahoning River watershed, a tributary of the Beaver River draining into the Ohio River basin. The local geology features unconsolidated glacial outwash sands and gravels overlying fractured Pennsylvanian bedrock, forming a productive shallow aquifer recharged by Columbia River infiltration and regional precipitation. This karst-influenced setting imparts a moderately mineralised character to the groundwater through prolonged contact with carbonate-bearing sediments and limestones, distinguishing it from softer glacial meltwater sources further north.

As moderately hard water, Boardman's supply causes moderate scale buildup in water heaters, dishwashers, and washing machines, reducing efficiency over time and leaving spots on glassware. Boilers and coffee makers may require more frequent descaling; regular vinegar flushes for fixtures and drain screens to catch sediment are helpful maintenance measures. A water softener is optional but recommended for households with noticeable spotting or soap scum to extend appliance life. The utility classifies its water as moderately hard with no added fluoride, and all monitored parameters comply with EPA standards, with chlorination for disinfection at the collector wells.