
Well Water Testing Cost in Texas (2026)
Well water testing in Texas runs $50–$400 depending on the panel. Here's regional pricing, what to test for, and low-cost lab options.
104 licensed providers across 54 counties
Private well owners are responsible for ensuring their water is safe to drink. Health departments recommend annual testing for coliform bacteria and nitrates at minimum, with additional testing for pH, hardness, iron, manganese, and other contaminants based on local geology and land use.
Well water quality can change over time due to seasonal fluctuations, nearby construction, agricultural activity, or aging well components. Regular testing catches problems early, before contaminated water causes health issues for your family.
Certified water testing labs analyze samples for a wide range of contaminants. Many septic and well service companies offer sampling services and can help interpret results and recommend treatment solutions when needed.
Fairfax County
6 providers
Gloucester County
6 providers
Lancaster County
5 providers
James City County
4 providers
King and Queen County
4 providers
Loudoun County
4 providers
Mathews County
4 providers
Fairfax City County
4 providers
Clarke County
3 providers
Fauquier County
3 providers
Frederick County
3 providers
Prince William County
3 providers
Falls Church County
3 providers
Amherst County
2 providers
Arlington County
2 providers
Bedford County
2 providers
Giles County
2 providers
King George County
2 providers
King William County
2 providers
Montgomery County
2 providers
Pulaski County
2 providers
Lynchburg County
2 providers
Norfolk County
2 providers
Virginia Beach County
2 providers
Bland County
1 provider
Campbell County
1 provider
Caroline County
1 provider
Charles City County
1 provider
Chesterfield County
1 provider
Craig County
1 provider
Dinwiddie County
1 provider
Goochland County
1 provider
Hanover County
1 provider
Henrico County
1 provider
Middlesex County
1 provider
New Kent County
1 provider
Northampton County
1 provider
Northumberland County
1 provider
Nottoway County
1 provider
Pittsylvania County
1 provider
Prince George County
1 provider
Rappahannock County
1 provider
Shenandoah County
1 provider
Surry County
1 provider
Sussex County
1 provider
Wythe County
1 provider
York County
1 provider
Alexandria County
1 provider
Chesapeake County
1 provider
Hopewell County
1 provider
Manassas County
1 provider
Poquoson County
1 provider
Portsmouth County
1 provider
Staunton County
1 provider
Virginia requires licensing for septic system contractors and well drillers to protect public health and the environment. Licensed providers carry proper insurance, follow state regulations, and have demonstrated competency through testing and experience requirements. Every provider on this site is checked against state licensing records before being listed.

Well water testing in Texas runs $50–$400 depending on the panel. Here's regional pricing, what to test for, and low-cost lab options.

Every Texas private well owner should test for coliform, nitrates, arsenic, and TDS. Here's what each region needs, plus where to send samples.
state-guideFlorida well water testing guide: what to test for, how often, costs by region, WMD regulations, and contamination risks from saltwater intrusion to PFAS.
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