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Well water testing labs in Tarrant County, TX

Independent directory. Listings come from the TCEQ Public Water System Lab Map Table (updated 03/26/2026). These labs are accredited for public drinking-water samples; call first to confirm they accept private-well samples, which tests they run, sample bottles, drop-off hours and price.

4 accredited labs listed in Tarrant County. Bacteria tests usually need a sterile bottle from the lab and delivery within about 30 hours, so check the lab's sample rules before you collect.

Quick answer

Lab	City	Bacteria	Published price	Phone
City of Arlington Water Utility Laboratory Services	Arlington	Yes	Call	(817) 575-8966
City of Fort Worth Water Department Centralized Water & Wastewater Lab	Fort Worth	Yes	Well Water Panel #1 (with total coliform/E. coli P/A) $238	(817) 392-5900
Pace Analytical Services, LLC - Dallas TX	Fort Worth	Yes	Call	(817) 616-5030
Tarrant County Public Health Laboratory	Fort Worth	Yes	Coliform presence/absence or enumeration: $30 per sample (+$15 on Fridays or the day before a holiday)	(817) 321-4758

City of Arlington Water Utility Laboratory Services

1901 Lakewood Drive, Arlington, TX 76013 · map (OpenStreetMap)

Phone: (817) 575-8966

Bacteria (total coliform / E. coli)Lead & copperWater quality parameters

Source: TCEQ PWS Lab Map Table (Map ID 15) · Last checked Oct 28, 2026

City of Fort Worth Water Department Centralized Water & Wastewater Lab

2600 SE Loop 820, Fort Worth, TX 76140 · map (OpenStreetMap)

Phone: (817) 392-5900

Bacteria (total coliform / E. coli)Lead & copperWater quality parameters

Private wells: Yes – well water testing offered to well owners

Tests offered: Chloride, conductivity, fluoride, iron, nitrate, manganese, pH, sulfate, total coliform, hardness, TDS; VOCs; lead

Published prices: Well Water Panel #1 (with total coliform/E. coli P/A) $238; Panel #2 (quantitative bacteria) $248; VOCs only $130; Panel #1 + VOCs $368; VA loan panel (lead, nitrate, nitrite, bacteria) $107. Rush = double.

Kit / drop-off / mail: Pay first (Water Customer Service, 100 Fort Worth Trail 5th Fl, or the lab), then pick up a kit at the lab (2600 SE Loop 820); photo ID required at the secure facility

Details from the lab's own page.

Source: TCEQ PWS Lab Map Table (Map ID 21) · Last checked Oct 28, 2026

Pace Analytical Services, LLC - Dallas TX

2657 Gravel Drive, Fort Worth, TX 76118 · map (OpenStreetMap)

Phone: (817) 616-5030

Bacteria (total coliform / E. coli)

Source: TCEQ PWS Lab Map Table (Map ID 59) · Last checked Oct 28, 2026

Tarrant County Public Health Laboratory

1101 South Main Street, Suite 1700, Fort Worth, TX 76104 · map (OpenStreetMap)

Phone: (817) 321-4758

Bacteria (total coliform / E. coli)

Private wells: Yes – private-well bacteriology testing

Tests offered: Total coliform / E. coli

Published prices: Coliform presence/absence or enumeration: $30 per sample (+$15 on Fridays or the day before a holiday)

Kit / drop-off / mail: Get a bottle/kit from the North Texas Regional Laboratory, 1101 S. Main St., Fort Worth. Keep cold, submit within 24 hours: Mon–Thu by 5 p.m.; Fri/day before holiday by 4 p.m.

Details from the lab's own page.

Source: TCEQ PWS Lab Map Table (Map ID 69) · Last checked Oct 28, 2026

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