Services

Built for the whole water system.

From the first bore to the tap, one licensed crew designs, installs, and maintains everything your well depends on.

01 · Well Drilling

Precision drilling, permitted and proven

New construction, replacement wells, or agricultural supply — we handle siting, permits, drilling, casing, and development so your well produces reliably for decades.

Site assessment & permitting

Residential & agricultural wells

Casing, sealing & well development

Flow testing & documentation

Well drilling rig on site in the Napa Valley hills
Grundfos booster pump and pressure tank installation
02 · Pump Repair & Replacement

Fast diagnosis, lasting repairs

When the water stops, we move. We service every major pump type and stock common replacements, so most systems are back online in a single visit.

Submersible, jet & booster pumps

24/7 emergency response

Efficiency upgrades & variable-speed drives

Preventative maintenance plans

03 · Water Systems

Steady pressure, dependable delivery

We design and install the equipment between your well and your home — sized correctly, wired safely, and tuned for consistent performance.

Pressure tanks & controls

Storage tanks & booster systems

Water quality testing

For water treatment and filtration, we recommend the excellent team at Northcoast Water Works — treatment specialists we trust with our own customers.

Complete water treatment and filtration system installation
Water system manifold with meters and valves for flow testing
04 · Well Flow Testing

Flow tests for permits & real estate

Buying, selling, or building? We perform well production and flow tests that satisfy county building departments, lenders, and real estate contracts — and we explain exactly what the numbers mean.

Real estate transaction well tests

Building permit flow tests

GPM, drawdown & recovery reporting

Fast turnaround, clear documentation

Recent installs

Real work from real job sites

A few recent installs across Napa, Sonoma, and Solano counties — from booster stations to complete pump systems.

Pressure tank installation beneath a solar array
Pressure tank and pump controls in a well house
Jet pump and pressure tank installed on a garage platform
Variable-speed drives and pressure tanks in a garage installation
Storage tanks and booster pump station beside a home
Water treatment room with filtration tanks and controls
Pressure tank installation beneath a solar array
Jet pump and pressure tank installed on a garage platform
Storage tanks and booster pump station beside a home
Pressure tank and pump controls in a well house
Variable-speed drives and pressure tanks in a garage installation
Water treatment room with filtration tanks and controls
Pressure tank installation beneath a solar array
Storage tanks and booster pump station beside a home
Variable-speed drives and pressure tanks in a garage installation
Jet pump and pressure tank installed on a garage platform
Pressure tank and pump controls in a well house
Water treatment room with filtration tanks and controls
West Coast Well and Pump logo

Not sure what your system needs?

Describe the problem and we’ll point you in the right direction — no pressure, no jargon.

West Coast Well and Pump logo

West Coast Well & Pump

Well drilling, pump service, and complete water systems for homes, vineyards, and properties across Napa, Sonoma, and Solano counties. Veteran owned and operated.

© 2025 West Coast Well and Pump. All rights reserved.

Veteran owned & operated · CA Lic. #1089677

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