Water supply
Most Rural Properties in Mason County Rely on Private Wells
Outside the town of Mason, most rural properties depend on private groundwater wells, so understanding the local aquifer and well rules matters before you buy.
Outside the town of Mason, most rural properties get water from private wells. Mason County sits in the Llano Uplift area of the Hill Country. Wells here tap into underground aquifers — natural layers of rock that hold water.
The Texas Water Development Board (TWDB) is the state agency that tracks well records and water data. Mason County is in Groundwater Management Area 7, a group of 31 counties across Central and West Texas. The TWDB has a free online tool called the Groundwater Data Viewer. Use it to look up existing well records by location before you buy rural land.
Texas law requires licensed drillers to file a well report with the state within 60 days of finishing a well. Before you drill a new well, find out if Mason County has a groundwater conservation district. A conservation district is a local agency that sets rules on permits and well spacing. Water depth and availability can vary a lot across the Hill Country. Getting a professional well assessment before you close on rural property is a smart move. Visit twdb.texas.gov to use the data viewer and search past well reports.
Source to confirm: TWDB — Groundwater Data Viewer