Pumps & water systems · Water treatment & filtration · Well inspections for home sales

M & M Pumping

Richland water well and pump company serving residential, agricultural and commercial customers with pump installation and repair, pressure tanks, reservoir systems, well flow tests including VA/FHA tests, and water treatment.

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At a glance

L&I registration
MMPUMPL791OS · verify with L&I
L&I registration
MMPUMPL798O9 · verify with L&I
Address
2252 Carriage Ave, Richland, WA 99354
Serves
Benton County
Services
Pump installation, Pump repair & replacement, Pressure tanks & switches, Booster pumps, Cisterns & storage tanks, Iron & manganese treatment, Flow & yield tests, Water sampling, 24/7 emergency service

Public record

No L&I violations, bond lawsuits, tax warrants or suspensions in the last 5 years.

Checked Oct 25, 2026 with Washington L&I. Full record: MMPUMPL791OS, MMPUMPL798O9. What this covers.

M & M Pumping is a water well and pump company at 2252 Carriage Avenue in Richland. It is open Monday to Friday, 7 am to 5 pm. It says it has more than 20 years of experience and serves Richland and the surrounding area for residential, agricultural and commercial clients.

Pumps. The company installs, repairs and rebuilds submersible, jet and booster pumps. It also installs pressure tanks and reservoir systems, and does electrical installation for well and pump systems. It advertises 24-hour emergency service.

Inspections and testing. It lists well inspections, well flow testing including VA/FHA flow tests, and on-site water testing.

Water treatment. It lists water treatment and filtration, including iron and sulfur removal.

Other work. It installs and repairs water lines from the well to the house. Its site also mentions well drilling and well installation. This directory lists drilling only for companies with an Ecology water well operator license on record, so M & M is listed here for pump, testing and treatment work.

Licensing. L&I lists electrical and plumbing contractor registrations with the pump and irrigation specialty.