Holtsville, New York Drillers and Service Providers

App Store BadgeGoogle Play Badge

Welcome to your resource for finding expert water well drillers, groundwater, and drought information in holtsville, New York. Whether you need a new well, repair services, or routine upkeep, find professionals here.

Interactive Water Well Map – Estimate your new well's depth

Visit the Holtsville Water Well Map to view the water, irrigation, and geothermal wells.

Water Well Professionals in Holtsville, New York – Water Well Drilling, Service, and Treatment

Don't see your company listed? Add your company for free.

Water Well Map Widgets

Add map link and drought monitor to your website!

Water Well Terminology

AerationThe process of increasing the oxygen saturation of water.

Learn about more terms in the glossary.

Holtsville Statistics

Geology
AquifierNorthern Atlantic Coastal Plain aquifer system
Rock FormationSemiconsolidated sand aquifers
Well Information*
Well Depth105 (ft)
SWL-- (ft)
Bedrock Depth-- (ft)
Yield35 (gpm)
* Average within 5km
Drought Monitor
August 18, 2026D1 
August 11, 2026D1 
August 4, 2026D1 
July 28, 2026D1 
July 21, 2026D1 
July 14, 2026D1 
July 7, 2026D1 
June 30, 2026D2