Where Does Our Water Come From?

The Woodlands Division provides water through groundwater wells designed to produce water from the Evangeline and Jasper aquifers. Some of these wells have been producing water since 1973 and have drill depths as deep as 1,700 feet below ground level.

Minor Aquifers of Texas
Major Aquifers of Texas

SJRA – Woodlands water system is comprised of:

  • Maximum groundwater pumpage capacity: 70 MGD
  • 6 Elevated Storage Tanks (ESTs/ETs): Total 5 million gallons capacity
  • 8 Ground Storage Tanks (GSTs): Total 15 million gallons capacity
  • 5 Groundwater Plants
  • 38 Active Water Wells
  • 121 miles of water distribution lines (12” and larger diameter) belong to SJRA
  • 309 miles of water distribution lines (under 12” diameter) belong to Woodlands Water Agency (Excluding MUD 386)

SJRA – Woodlands Division works with the following agencies to provide water to The Woodlands area:

Lone Star GCD

The Lone Star Groundwater Conservation District (LSGCD) helps Montgomery County meet its most critical water challenge – finding the water to support growth without continuing to “deficit-pump” the Gulf Coast Aquifer.

Woodlands Water Agency

Woodlands Water is the central management agency for the eleven Municipal Utility Districts (MUDs). The services they provide are water distribution, wastewater collection, storm drainage and tax collection services.

GRP Division


The Groundwater Reduction Plan Division is responsible for implementing a county-wide program that will meet the requirements of the LSGCD to substantially reduce future groundwater usage from the Gulf Coast Aquifer.