Hey folks, Ty here from Eternal Tree & Landscape. With today being November 18, 2025, and with our weather being highly unpredictable in the Permian Basin, you may be asking about how to winterize your sprinkler system in Midland. Winterizing your sprinkler system is crucial in Midland to prevent damage. While deep freezes are rare and usually short-lived, sometimes being cautious will save you from unexpected repair bills when you haven’t yet winterized your Midland sprinkler system.

I’ve been winterizing irrigation systems across Midland, Odessa, and the Permian Basin for almost a decade now, and trust me—one hard freeze is all it takes to turn a small oversight into a $2,000+ repair bill. Winterizing sprinkler systems in Midland should definitely be on your to-do list. The good news? Spending an hour now can prevent that completely.

Here’s my straightforward, no-nonsense checklist that works perfectly for our West Texas systems.

Why Sprinkler Winterization Matters in the Permian Basin

Our freezes may be infrequent, but when they hit (historically around mid-November on average), they drop fast and hard. Combine that with caliche soil that shifts pipes, hard water buildup, and wind that strips insulation, and you’ve got a recipe for burst lines and backflow preventers. Correctly winterizing your sprinkler system in Midland means that your system will fire up perfectly next spring, proving the importance of winterizing a Midland system.

Do it right once, and your system will fire up perfectly next spring.

Step-by-Step Guide: How to Winterize Your Sprinkler System in Midland-Odessa

1. Shut Off the Main Water Supply

Find your main irrigation shut-off valve (usually in the garage, basement, or near the meter box) and turn it off completely. Then open a couple of outdoor faucets to relieve pressure to ensure you winterize your Midland system effectively.

2. Drain Remaining Water (Manual Method – Works for 80% of Local Homes)

Open all drain valves on the backflow preventer and manifolds
Open test cocks on the backflow device
Tilt the backflow slightly if needed to get every drop out Pro tip: Leave those valves open all winter, an essential step in winterizing a sprinkler system in Midland.

3. Blow-Out Method Using an Air Compressor (The Most Reliable Way)

Rent a compressor (Home Depot or Sunbelt usually has them for ~$50/day)
Set pressure no higher than 50 PSI for PVC systems (80 PSI max only if you have poly pipe)
Blow out one zone at a time—start farthest from the compressor and work back
Cycle each zone 2–3 times until only air (no mist) comes out the heads, ensuring your Midland system is properly winterized.

Safety first: Wear eye protection and keep people/pets away from spraying heads.

4. Insulate Above-Ground Parts That Stay Exposed

Wrap backflow preventers with insulation tape + a plastic bag or purpose-made cover
Foam sleeves on exposed pipes and vacuum breakers
Our wind will rip towels right off—use something that straps on to fully protect your Midland sprinkler system for winter.

5. Set Your Controller and Final Checks

Turn the controller to “off” or “rain mode” (don’t unplug—many have battery backups you want working)
Remove and store any hose-end timers or rain sensors
Drain garden hoses and store them indoors, crucial steps when winterizing your Midland sprinkler system for the season.

Common Sprinkler System Winterization Mistakes We See Every Spring in Midland & Odessa

Forgetting to insulate the backflow (most expensive part to replace)
Using too much air pressure and blowing fittings apart
Thinking “it probably won’t freeze this year” (famous last words) when in reality, properly winterizing your sprinkler system in Midland is critical.

When It’s Smarter to Call a Pro for Sprinkler Blow-Out in the Permian Basin

If your irrigation system includes a pump, booster, drip zones, or more than 8 stations, it may be best to let a professional handle the winterization to ensure effectiveness.

Takes us about 30 minutes to an hour depending on the size of your system and runs a lot less than repairing cracked manifolds in March, especially if your Midland system wasn’t winterized.

Do this checklist this week while the ground is still workable, and you’ll sleep easy all winter.

Got questions or want us to knock it out for you? Give me a call anytime at 432-689-8186 or shoot an email to office@etlmidland.com.

Stay warm out there!

— Ty Eternal Tree & Landscape Proudly serving Midland, Odessa, and surrounding areas since 2016