Irrigation in Yelm, WA

Yelm's water comes from city wells, and its prairie soil drains fast. A sprinkler system here has to water efficiently and meet the city's backflow rule.

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What's different about Yelm irrigation

  • City well water. All of the City of Yelm's water comes from groundwater wells the city owns and runs.
  • Backflow is required. On City water, backflow prevention devices are required on all irrigation systems.
  • The system is yours. The city says landscape irrigation systems are the owner's responsibility, so repairs and upkeep fall to you.
  • Sandy prairie soil. Nisqually and Spanaway outwash soils drain fast, so watering has to be efficient, not long.

What we do

  • Sprinkler repair and tuning
  • Controller setup and seasonal schedule changes
  • Fall blowouts so lines don't freeze and crack
  • Irrigation for new lawns and landscapes

Why Lawn Boys

  • Your neighbors in Olympia since 2014
  • Best of South Sound 2026 Winner (The Olympian)
  • Based in Olympia, at 9607 Old Hwy 99 SE
  • One local company for landscape maintenance, landscape construction and general contracting
  • Residential and commercial properties
  • Free estimates and free on-site assessments
  • Serving every city in Thurston, Pierce, King, Lewis and Mason counties
  • Office hours Mon–Sat, 7 AM–8 PM: (360) 701-1399

More in Yelm and Nearby

Yelm irrigation FAQ

Do I need a backflow device on my sprinklers?

If you're on City of Yelm water, yes. The city requires backflow prevention devices on all irrigation systems.

Who is responsible for my sprinkler system?

You are. The city says landscape irrigation systems are the owner's responsibility.

Do you do fall blowouts?

Yes. In the fall we blow out your lines so they don't freeze and crack over winter.

I'm not on City water. Do the same rules apply?

Your water provider sets the rules. We'll set up the system to meet your provider's requirements.

Contact

or call (360) 701-1399

Best of South Sound 2026 Winner badge, The Olympian
GOLD - Landscape Services

Lawn Boys Landscape · 9607 Old Hwy 99 SE, Olympia, WA 98501 · (360) 701-1399 · office@lawnboyscompanies.com
Mon–Sat 7 AM–8 PM · Closed Sunday
Licensed, Bonded & Insured, WA Contractor Reg. # LAWNBBY807M8
Your neighbors in Olympia since 2014.