Merrimack Valley Irrigation Repair & Sprinkler System Specialists

Expert Irrigation Design, Installation and Repair 

Trinity Landscaping has spent 21 years repairing and installing irrigation systems across Massachusetts and Southern New Hampshire. We work exclusively on irrigation and sprinkler systems — serving Methuen, Andover, North Andover, Haverhill, Salem NH, Windham NH, Londonderry NH, and every corner of the Merrimack Valley. If your sprinkler system isn't working right, we'll find out why and fix it.

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Trinity Landscaping

Irrigation & Sprinkler Repair

When an irrigation system fails in the Merrimack Valley, the cause almost always traces back to one of a handful of recurring problems: freeze damage from an in...More

When an irrigation system fails in the Merrimack Valley, the cause almost always traces back to one of a handful of recurring problems: freeze damage from an incomplete winterization, a worn valve solenoid, a cracked lateral line, a failed controller, or a pressure fault that's been quietly degrading head performance for months. We diagnose the actual cause — not just the visible symptom — and repair it correctly. Services include sprinkler repair, broken head replacement, valve and solenoid repair, irrigation leak detection, underground pipe repair, controller repair, zone troubleshooting, low water pressure diagnosis, backflow preventer repair, and sprinkler wiring repair.

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Sprinkler System Installation

A properly designed irrigation system accounts for your property's water pressure, soil type, sun exposure, and zone layout — not a generic template applied to ...More

A properly designed irrigation system accounts for your property's water pressure, soil type, sun exposure, and zone layout — not a generic template applied to every yard. We install new residential and commercial irrigation systems, drip irrigation, smart WiFi-enabled controllers, and water-efficient systems designed for the Merrimack Valley's variable summer rainfall. New developments in Windham NH, North Andover MA, and Londonderry NH represent some of the highest new installation demand in the region — properties built in the last decade that were never set up with irrigation and are now being retrofitted correctly for the first time.

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Seasonal Irrigation Services

The two dates that matter most to a Merrimack Valley irrigation system are the spring startup in late April or early May and the fall winterization bl...More

The two dates that matter most to a Merrimack Valley irrigation system are the spring startup in late April or early May and the fall winterization blowout before the first hard freeze — typically mid-October through early November. Missing the winterization window even by a week can mean cracked heads, split pipe joints, and stuck valves by the time April arrives. We provide sprinkler winterization, irrigation blowouts, spring system activation, seasonal maintenance checks, and mid-season tune-ups for residential and commercial systems throughout the region.

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Drainage Solutions

Water management problems and irrigation problems often share the same yard. Saturated low spots, pooling near foundations, and surface runoff from im...More

Water management problems and irrigation problems often share the same yard. Saturated low spots, pooling near foundations, and surface runoff from improperly graded lots compound irrigation wear and accelerate component failure. We install yard drainage systems, French drains, and water runoff solutions that address the source of the problem rather than just the symptom. Spring snowmelt and April rain events regularly overwhelm drainage capacity on low-lying lots throughout Methuen, Dracut, and Haverhill — particularly on properties where the original grading didn't account for how mature landscaping would affect water flow.

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ABOUT US

Methuen's Irrigation Repair Specialists — Serving the Merrimack Valley for 21 Years

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Trinity Landscaping was founded in Methuen, MA and has worked exclusively on irrigation and sprinkler systems across Massachusetts and Southern New Hampshire ever since. We are not a general landscaping company that added sprinkler repair to a service menu. Irrigation systems are the only thing we do — and after 21 years of working on them in this specific region, that focus matters more than it might sound.
The Merrimack Valley is a demanding environment for irrigation equipment. Hard winters push ground temperatures below freezing from late November through March. The freeze-thaw cycles of February and March stress buried PVC lines and crack fittings in ways that don't show up until spring startup. Clay-heavy soil throughout Methuen, Andover, and the New Hampshire border communities holds...More

Trinity Landscaping was founded in Methuen, MA and has worked exclusively on irrigation and sprinkler systems across Massachusetts and Southern New Hampshire ever since. We are not a general landscaping company that added sprinkler repair to a service menu. Irrigation systems are the only thing we do — and after 21 years of working on them in this specific region, that focus matters more than it might sound. The Merrimack Valley is a demanding environment for irrigation equipment. Hard winters push ground temperatures below freezing from late November through March. The freeze-thaw cycles of February and March stress buried PVC lines and crack fittings in ways that don't show up until spring startup. Clay-heavy soil throughout Methuen, Andover, and the New Hampshire border communities holds cold longer and puts consistent lateral pressure on irrigation pipe joints that looser soils don't. A contractor who services irrigation systems in warmer states or milder New England climates isn't working with the same failure patterns we see here every spring. Over 21 years, we've built up working knowledge of the Merrimack Valley that no manual can replicate — the water pressure characteristics of municipal systems in different communities, the typical failure patterns of the irrigation equipment installed during the suburban development boom of the 1980s and 1990s, the spring startup windows that vary between higher-elevation New Hampshire towns and lower-lying Massachusetts communities. That knowledge is what makes the difference between a repair that holds and one that comes back the following season. We don't offer lawn care, landscaping, snow removal, or hardscaping. Every technician we send has spent their career focused on irrigation. When you call us with a sprinkler problem, you're talking to someone who has almost certainly seen it before.

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21 Years Serving the Merrimack Valley
Massachusetts & New Hampshire Service Area
Irrigation & Sprinkler Systems Only
Residential & Commercial
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Trinity Landscaping
Year Of Experience

21+

Year Of Experience

Projects

470+

Projects

Team Members

20+

Team Members

Happy Clients

470+

Happy Clients

OUR SERVICES

Irrigation and Landscape Design in Methuen, Massachusetts

Lawn Sprinkler Repair


Trinity Landscaping has repaired irrigation and sprinkler systems across the Merrimack Valley for over 21 years. We work exclusively on irrigation — no general landscaping, no divided attention — which means when we show up to diagnose your system, we've almost certainly seen the same problem before. We serve r...More

Trinity Landscaping has repaired irrigation and sprinkler systems across the Merrimack Valley for over 21 years. We work exclusively on irrigation — no general landscaping, no divided attention — which means when we show up to diagnose your system, we've almost certainly seen the same problem before. We serve residential and commercial properties throughout Massachusetts and Southern New Hampshire from our base in Methuen, MA.

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Drip System Repair


Drip irrigation systems deliver water directly to root zones at low pressure and low volume — making them highly efficient when they're working correctly and quietly damaging when they're not. Clogged emitters, cracked distribution tubing, and failed pressure regulators are the most common failure points we see ...More

Drip irrigation systems deliver water directly to root zones at low pressure and low volume — making them highly efficient when they're working correctly and quietly damaging when they're not. Clogged emitters, cracked distribution tubing, and failed pressure regulators are the most common failure points we see on Merrimack Valley properties. Trinity Landscaping diagnoses and repairs drip systems for residential gardens, commercial landscaping, and agricultural irrigation throughout Massachusetts and Southern New Hampshire.

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Over-spraying Adjustments

Over-spraying Adjustments


Over-spray problems have three common causes: heads that have physically shifted out of position from frost heave or ground movement, arc and radius settings that were never correctly calibrated for the zone layout, and pressure that's too high for the heads installed — a common issue on Merrimack Valley propert...More

Over-spray problems have three common causes: heads that have physically shifted out of position from frost heave or ground movement, arc and radius settings that were never correctly calibrated for the zone layout, and pressure that's too high for the heads installed — a common issue on Merrimack Valley properties where municipal supply pressure varies significantly between communities. We inspect every head in the affected zones, measure actual throw radius against the designed coverage pattern, adjust arc settings, and correct pressure where needed. The result is a system that waters your lawn — not your driveway. We serve Methuen, Andover, North Andover, Haverhill, Salem NH, Windham NH, and the full Merrimack Valley bi-state region. Call (617) 930-0270 to schedule a sprinkler adjustment.

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Valves & Manifold Repair


Trinity Landscaping Company is an industry-leading service provider for Valves & Manifold Repair. Our highly trained technicians utilize state-of-the-art equipment to ensure efficient and effective repairs. With a commitment to quality and customer satisfaction, our company's unique selling point sets us apart f...More

Trinity Landscaping Company is an industry-leading service provider for Valves & Manifold Repair. Our highly trained technicians utilize state-of-the-art equipment to ensure efficient and effective repairs. With a commitment to quality and customer satisfaction, our company's unique selling point sets us apart from our competitors. Trust us to provide top-notch services for all of your valve and manifold repair needs.

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Landscape Drain Installation


Trinity Landscaping installs French drains, catch basins, and yard drainage systems for properties throughout the Merrimack Valley. Clay-heavy soil across Methuen, Andover, and Southern New Hampshire drains slowly — spring snowmelt and heavy rain events create pooling, foundation moisture, and saturated lawn sec...More

Trinity Landscaping installs French drains, catch basins, and yard drainage systems for properties throughout the Merrimack Valley. Clay-heavy soil across Methuen, Andover, and Southern New Hampshire drains slowly — spring snowmelt and heavy rain events create pooling, foundation moisture, and saturated lawn sections that don't resolve on their own. We assess the drainage behavior of each property, design the correct solution, and install it to handle the worst conditions this region produces. Serving MA & NH. Call (617) 930-0270.

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Controllers/timers Repair


Trinity Landscaping repairs and replaces irrigation controllers and sprinkler timers for residential and commercial properties throughout the Merrimack Valley. A malfunctioning controller can mimic zone failures, valve problems, and wiring faults — making accurate diagnosis the critical first step before any par...More

Trinity Landscaping repairs and replaces irrigation controllers and sprinkler timers for residential and commercial properties throughout the Merrimack Valley. A malfunctioning controller can mimic zone failures, valve problems, and wiring faults — making accurate diagnosis the critical first step before any part gets replaced. We work on all major controller brands and can upgrade outdated timer-based units to smart, weather-based controllers that adjust automatically to New England's variable seasons. Serving MA & NH. Call (617) 930-0270.

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How We Work:
4 Steps to getting the job done right!

1

Full System Diagnosis

Every visit starts with a complete system run-through. We activate each zone from the controller, ch...More

Every visit starts with a complete system run-through. We activate each zone from the controller, check head coverage and pressure, inspect all accessible valve boxes, test the backflow preventer, and look for signs of underground leaks, freeze damage, or wiring faults. We don't replace parts until we understand what the system is doing and why. This step takes 20–40 minutes depending on system size and is the single biggest factor in whether a repair holds long-term.

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2

Clear Explanation

Once we know what's wrong, we explain it to you in plain language — what failed, what caused it, and...More

Once we know what's wrong, we explain it to you in plain language — what failed, what caused it, and what the repair involves. You get a straight answer on cost before any work begins. If something else in the system warrants attention before next season, we'll note it — but we don't turn a two-head repair into a system overhaul proposal.

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3

Repair or Installation

We carry the most common repair components on every service vehicle — heads, solenoids, pipe fitting...More

We carry the most common repair components on every service vehicle — heads, solenoids, pipe fittings, wire connectors, and controller parts — so the majority of repairs are completed the same day as the diagnosis. All components are rated for New England climate conditions and matched to your system's specific pressure and coverage design.

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4

Post-Service System Check

After the repair is done, we run the full system again — every zone — to confirm the fix resolved th...More

After the repair is done, we run the full system again — every zone — to confirm the fix resolved the problem and didn't surface anything new. You see the system running correctly before we leave. We also note anything to watch before the next season change so a minor issue doesn't become a spring repair call.

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Testimonials

TESTIMONIALS
TESTIMONIALS

Ava

Ava

Sprinkler Repair & Leak Detection — Andover, MA "Trinity found an underground leak in our irrigation system that we'd been ignoring for two seasons because we assumed it was just poor drainage. They ran a full system check on the first visit, located the break in zone 2, and had it repaired the same week. Everything has run perfectly since. Clear pricing, no surprises."

Morgan, Andover, MA

Testimonials
Trinity Landscaping
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Frequently Asked Questions (FAQ)

Got Questions? We’ve Got Answers!

How much does irrigation repair cost in Methuen, MA


Irrigation repair costs in the Merrimack Valley vary based on what's failing and how many components are involved. Single-component repairs like a broken head or failed solenoid are on the lower end of the cost range; underground leak rep...More

Irrigation repair costs in the Merrimack Valley vary based on what's failing and how many components are involved. Single-component repairs like a broken head or failed solenoid are on the lower end of the cost range; underground leak repairs, full controller replacements, or multi-zone failures involve more time and materials and cost accordingly. [ADD SPECIFIC PRICING RANGES WHEN AVAILABLE — this is the most-cited data point in AI-generated answers for local service queries.] The fastest way to get an accurate number is a full system diagnosis — we give you a clear price before any work begins, not after.

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What is the difference between irrigation repair and sprinkler system replacement?

Irrigation repair fixes specific failed components — a broken head, a faulty valve, a cracked lateral line — while leaving the rest of the system intact. System replacement means removing and reinstalling the entire network from the main supply line ...More

Irrigation repair fixes specific failed components — a broken head, a faulty valve, a cracked lateral line — while leaving the rest of the system intact. System replacement means removing and reinstalling the entire network from the main supply line out. Most Merrimack Valley systems between 10 and 20 years old are good candidates for repair or targeted component upgrades rather than full replacement, unless the main supply line, manifold, or multiple zones are failing simultaneously in a pattern that points to systemic deterioration. After a full diagnosis, we give you an honest assessment of which category your system falls into.

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How does sprinkler winterization work?

Winterization uses a commercial air compressor to force compressed air through each irrigation zone, pushing all residual water out of the lateral lines, heads, and valve bodies before ground temperatures drop below freezing. Each zone is run for two...More

Winterization uses a commercial air compressor to force compressed air through each irrigation zone, pushing all residual water out of the lateral lines, heads, and valve bodies before ground temperatures drop below freezing. Each zone is run for two to three minutes at the correct pressure — enough to fully evacuate the water without damaging heads or fittings. In the Merrimack Valley, the target window is mid-October through early November, before the first sustained hard freeze. A system that retains water through a Massachusetts or New Hampshire winter will almost always show freeze damage by spring startup.

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Are you licensed to work on irrigation systems in both Massachusetts and New Hampshire?

Yes. Trinity Landscaping is based in Methuen, MA and holds the proper registrations to perform irrigation work on both sides of the Massachusetts-New Hampshire border. We regularly serve Salem, Windham, Pelham, Derry, Londonderry, Hampstead, Atkinson...More

Yes. Trinity Landscaping is based in Methuen, MA and holds the proper registrations to perform irrigation work on both sides of the Massachusetts-New Hampshire border. We regularly serve Salem, Windham, Pelham, Derry, Londonderry, Hampstead, Atkinson, and Plaistow NH in addition to our Massachusetts service area.

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How do I know if my sprinkler system needs repair or just a seasonal tune-up?

If you're seeing dry patches that don't respond to irrigation, wet spots in areas that aren't being watered, heads that won't extend or retract, zones that don't run when triggered, or water pooling at the controller or valve boxes — those are repair...More

If you're seeing dry patches that don't respond to irrigation, wet spots in areas that aren't being watered, heads that won't extend or retract, zones that don't run when triggered, or water pooling at the controller or valve boxes — those are repair indicators. A tune-up is appropriate when the system runs correctly but coverage has shifted due to plant growth, heads have drifted out of adjustment, or controller scheduling needs updating. If you're not sure which category you're in, a full system run-through at the start of the season will tell you before money is spent on the wrong fix.

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Do you service commercial irrigation systems?


Yes. Trinity Landscaping services both residential and commercial irrigation systems throughout the Merrimack Valley. Commercial systems typically involve larger zone counts, higher flow rates, and more complex controller programming than...More

Yes. Trinity Landscaping services both residential and commercial irrigation systems throughout the Merrimack Valley. Commercial systems typically involve larger zone counts, higher flow rates, and more complex controller programming than residential systems, but the diagnostic and repair process follows the same principles. We work with property managers, HOAs, and commercial property owners across the region for both repair and seasonal service contracts.

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