Coastal Testing Laboratories — Patrick L Stephens

TDLR-licensed water well driller / pump installer based in Deer Park, Texas

TDLR license active31 well reports since 202116 plugging reports

Call (713) 726-9652 Send a message Map ↗

Public-record details

Address: 1221 Georgia Ave, Deer Park, TX 77536
Phone: (713) 726-9652
Reported work (last 5 years): Well plugging
TDLR license: Water Well Driller/Pump Installer #4850
License valid through: January 10, 2027
Licensed driller: Patrick L Stephens
Company on recent well reports: Coastal Testing Laboratories
County (TDLR): Harris
All well reports, last 5 years: 31
Plugging reports, last 5 years: 16
Most recent report: June 12, 2026

TDLR Water Well Driller/Pump Installer license #4850, valid through January 10, 2027 (checked 2026-09-30). Source: TDLR license file + TWDB Submitted Driller's Reports (record). Data as of 2026-09-30.

Track record from state well reports

Texas drillers must file a State Well Report for every well they drill. These counts come from the Texas Water Development Board's copy of those reports, matched on TDLR license #4850, for work completed since September 30, 2021.

Other: 31

By year: 2025: 19 · 2026: 12

Most active counties: Harris (23), Fort Bend (4), Liberty (2), Wharton (2).

Comparing quotes? Ask each driller for the expected depth, casing type and length, how the well will be sealed, the pump and pressure tank they propose, and whether the price includes the district permit fee and a water test. Our guides cover permits, costs and plugging.