Tag: low water pressure

Sprinkler Repair in Caldwell, Idaho: The Homeowner’s Guide to Leaks, Low Pressure, and Uneven Coverage

Catch sprinkler issues early and protect your lawn (and your water bill)

In Caldwell and across the Treasure Valley, sprinkler problems tend to show up fast once watering season ramps up: dry corners, soggy patches, mystery spikes in your water bill, or a zone that suddenly won’t turn off. This guide breaks down the most common sprinkler repair symptoms, what they usually mean, and the safest next steps—so you can keep turf healthy without wasting water.

Barefoot Lawns provides sprinkler service for homeowners in Caldwell, Boise, Meridian, Nampa, and the greater Treasure Valley—focused on practical fixes, efficient watering, and lawn-first outcomes.

Common sprinkler repair symptoms (and what they typically indicate)

A sprinkler system is simple on the surface—controller, valves, pipes, heads—but a single weak link can cause big performance problems. Below are the symptoms Caldwell homeowners mention most, along with likely causes.

1) Dry spots or uneven watering

Usually caused by clogged nozzles, heads set too low after edging, mismatched nozzles, incorrect arc adjustments, or low pressure from a leak. Wind + overspray onto sidewalks also creates “mystery” dry bands.

2) Soggy areas, pooling water, or constant mushy turf

Often points to a cracked lateral line, a broken fitting, a damaged riser under a head, or a valve that isn’t sealing. Pooling between irrigation cycles can be a clue of an underground leak. (epa.gov)

3) Low pressure or weak spray in one zone

A leak in that zone is a common culprit. Another frequent cause is debris in the valve diaphragm or a partially closed isolation/shutoff valve. Sometimes the system is simply over-zoned (too many heads running at once).

4) Sprinkler heads that won’t pop up (or won’t retract)

Pop-ups that stick are usually packed with dirt, thatch, or small gravel. Heads that don’t rise fully can also indicate low pressure from a leak, broken head, or damaged seal. A head sitting below grade is especially prone to clogging.

5) Higher water bills with no lifestyle changes

Hidden irrigation leaks can add up quickly. If your bill jumps unexpectedly during irrigation season, it’s smart to investigate. WaterSense recommends monitoring water use and checking for leaks when bills increase abnormally. (epa.gov)

Quick “Did you know?” sprinkler facts

  • Homes with basic clock-timer irrigation can use significantly more outdoor water than homes without irrigation—especially when programming or hardware is off. (epa.gov)
  • Routine system checks (heads, valves, connections) help prevent water waste and lawn damage from overwatering or underwatering. (epa.gov)
  • Pooling water between cycles can be a red flag for underground leaks—often missed until turf starts thinning or the bill climbs. (epa.gov)

Fast troubleshooting table (DIY checks vs. “call a pro”)

Symptom What to check first When repair usually needs a tech
One head geysering Broken head/nozzle; replace head; check riser threads If the riser/fitting below grade is cracked
Zone won’t turn off Controller programming; stuck valve (debris in diaphragm) Valve rebuild/replace; wiring diagnostics
Uneven coverage Clogged nozzle; arc adjustment; head height/leveling Low pressure due to underground leak or design issues
Soggy strip in lawn Run each zone and watch; look for pooling between cycles Line break; valve not sealing; locate/repair leak
Bill higher than normal Check for leaks; compare usage; inspect irrigation zones Hidden leak detection; pressure regulation; valve/line repairs

Tip: If you suspect a leak but can’t find it visually, look for persistently wet areas, runoff, or heads that aren’t spraying correctly. (angi.com)

Step-by-step: a safe 20-minute sprinkler check you can do at home

Step 1: Run one zone at a time (daylight if possible)

Walk the zone while it’s running. You’re looking for spray that hits sidewalks/driveways, heads that “spit” or mist excessively, and areas that flood quickly.

Step 2: Flag problems instead of “fixing while it runs”

A simple yard flag makes repairs faster later. WaterSense recommends identifying and flagging broken or missing heads because they can be easy to miss when systems run early. (epa.gov)

Step 3: Check for “between-cycle” wet spots

After the system is off, look for water continuing to pool. That can signal a slow valve seep or an underground line leak. (epa.gov)

Step 4: Confirm head-to-head coverage

Many dry spots come from spacing/aim issues, not “not enough watering time.” A good baseline is that each sprinkler reaches the next sprinkler (head-to-head). (epa.gov)

Step 5: Use cycle-and-soak if runoff happens

If water starts running off before the lawn absorbs it, split watering into shorter cycles with breaks in between. This “cycle-and-soak” approach helps prevent runoff and improves infiltration. (epa.gov)

Caldwell & Treasure Valley angle: why sprinkler problems feel “sudden” here

In the Treasure Valley, many systems sit idle during cold months, then get pushed hard when spring weather turns. That first week of regular irrigation is when hidden issues show up: a cracked fitting that held “just fine” last year, a rotor that stuck over winter, or a valve box that filled with silt.

A spring inspection is one of the simplest ways to prevent wasted water and turf stress. WaterSense even frames this as a seasonal routine—inspect, connect, direct, and select—before you ramp up watering. (epa.gov)

Seasonal note for Idaho homeowners

When winter arrives, proper sprinkler winterization (“blowouts”) helps prevent freeze damage to lines and components. Many local providers emphasize keeping blowout pressure controlled (often under ~60 PSI) to avoid damaging heads and internal parts. (aussiesprinkler.com)

When sprinkler repair is worth doing immediately

You see standing water or the ground is sinking

That can mean a break that’s eroding soil under the surface. Waiting can turn a small repair into a bigger dig.

A zone won’t shut off

A valve that’s stuck open can waste a surprising amount of water overnight. Shut off irrigation water (or the system isolation valve) and schedule a repair.

Your water bill rises without explanation

Hidden leaks are common. Signs like soggy areas, puddling, uneven growth, or dirty water from heads can help confirm it. (angi.com)

Need sprinkler repair in Caldwell?

If you’re dealing with a soggy patch, low pressure, broken heads, or a zone that won’t shut off, Barefoot Lawns can help you get back to clean coverage and efficient watering.

FAQ: Sprinkler repair in Caldwell, ID

How can I tell if my sprinkler system is leaking underground?

Look for areas that stay wet long after a cycle, pooling water, uneven pressure in a single zone, or sudden increases in your water bill. Persistent pooling between cycles is a common warning sign. (epa.gov)

Why is one sprinkler zone low pressure but others are fine?

Most often it’s a leak or break within that zone, a clogged valve/diaphragm, or debris in a head/nozzle. It can also be a zoning/design issue where too many heads are running on one line.

What’s the fastest DIY sprinkler fix that actually helps?

Cleaning or replacing a clogged nozzle and re-leveling a tilted head are two quick wins. Also, correcting overspray onto pavement improves coverage without increasing run time. (epa.gov)

Should I water longer if I see dry spots?

Not automatically. Dry spots are often caused by coverage issues (clogged nozzle, poor arc adjustment, head-to-head gaps) or low pressure from a leak. Fix distribution first, then fine-tune run times.

How often should I inspect my sprinkler system?

A quick walk-through in spring (and again mid-summer) catches most issues early. WaterSense encourages seasonal inspections and routine maintenance to prevent waste and damage. (epa.gov)

Glossary (sprinkler terms homeowners hear a lot)

Valve (irrigation valve)
An automatic on/off component that controls water flow to a zone. If it can’t seal, a zone may seep or run nonstop.
Zone
A group of sprinkler heads that run together, controlled by one valve.
Head-to-head coverage
A coverage standard where each sprinkler reaches the next sprinkler for more uniform watering. (epa.gov)
Cycle-and-soak
Breaking one long watering event into shorter cycles with soak time between to reduce runoff and improve infiltration. (epa.gov)
Winterization / Blowout
A process that removes water from irrigation lines before freezing weather to reduce the risk of cracked pipes and components. (aussiesprinkler.com)

Sprinkler Repair in Nampa, Idaho: A Homeowner’s Guide to Leaks, Low Pressure & Uneven Coverage

Stop wasting water and start getting even, healthy turf

If your lawn has dry strips, soggy puddles, or sprinkler heads that barely pop up, you’re not alone—those are some of the most common sprinkler issues we see across Nampa and the Treasure Valley. The good news: most problems are fixable without replacing the entire system. This guide breaks down the most frequent symptoms, what typically causes them, and when a professional sprinkler repair will save you time, water, and frustration.
Local timing note: Nampa’s irrigation districts typically start releasing water early to mid-April, with many customers reaching full pressure by the end of April (timing can change year to year). (cityofnampa.us)

Common sprinkler problems (and what they usually mean)

Sprinkler systems are simple in concept—water moves through pipes, valves open, heads spray. But when one component drifts out of spec, you’ll see it in your lawn. Here are the biggest “red flags” homeowners in Nampa run into.

1) Low pressure across a zone

Typical causes include a partially closed backflow/shutoff valve, a stuck valve diaphragm, a hidden line leak, or too many heads on one zone (especially after DIY additions). Low pressure can also show up as misting/fogging if pressure is too high at the head—pressure regulation matters either direction. (epa.gov)

2) Dry streaks or “donut” spots around heads

Most often this is a clogged nozzle/filter, a misaligned head, the wrong nozzle size, or spray blocked by growing turf/shrubs. In mixed sun/shade areas, the fix can be as much about zoning and run-time as hardware (one schedule rarely fits every area). (epa.gov)

3) One head won’t pop up (or won’t shut off)

Heads that don’t rise are commonly caused by low zone pressure, debris inside the riser, or a damaged seal. Heads that won’t stop spraying can indicate a worn internal seal, debris preventing closure, or a valve problem upstream.

4) Soggy patches, pooling water, or sudden “mushroom” growth

This is often a cracked lateral line, a split fitting, or a leaking valve box. Pooling can also happen when run-times are too long for your soil’s intake rate—cycle-and-soak scheduling can reduce runoff and puddling by splitting watering into shorter intervals. (epa.gov)

5) Controller “works,” but watering is inconsistent

If the schedule is set once and never adjusted, you’ll overwater in spring/fall and underwater in peak heat. EPA WaterSense recommends adjusting schedules for seasonal changes, and many homeowners upgrade to weather-based or soil-moisture smart controllers to better match plant needs. (epa.gov)

Why sprinkler issues show up fast in the Treasure Valley

In Nampa and nearby communities, irrigation service is often seasonal and can ramp up quickly in spring. That “first pressure” period can reveal winter damage, clogged heads, and valve issues that stayed hidden while the system was off. Also, lawns change: roots deepen, thatch builds, and beds mature—your sprinkler layout may need small adjustments to keep up.
Pro tip: A quick monthly walk-through helps catch leaks and broken heads early. WaterSense specifically recommends inspecting irrigation systems monthly for leaks, broken/clogged heads, and other issues. (epa.gov)

Did you know? Quick sprinkler facts that save water

Many lawns only need about 1 inch of water per week (including rainfall)—then adjust up/down based on weather and lawn response. (epa.gov)
Midday watering wastes water due to evaporation; early morning is usually more efficient. (epa.gov)
Smart controllers can reduce waste by adjusting to weather/soil conditions, and WaterSense notes meaningful household savings with properly used labeled controllers. (epa.gov)

Sprinkler repair triage: symptom-to-fix table

What you notice Likely cause Best next step
Dry stripes between heads Clogged nozzle, wrong arc, blocked spray pattern Clean/replace nozzle; realign; confirm head-to-head coverage
Zone runs, but pressure is weak Leak, valve issue, partially closed shutoff/backflow, too many heads Check valves/boxes; isolate leaks; consider professional diagnosis
Water pooling near a valve box Cracked fitting, leaking valve, damaged line Shut off water to prevent damage; repair valve/fittings
Spraying sidewalk/driveway Head is mis-aimed, wrong nozzle, head sunk/tilted Adjust direction and arc; raise/straighten head; reduce waste
Controller is “set and forget,” lawn still struggles Schedule not adjusted seasonally; zones not matched to sun/soil Update monthly/seasonally; consider a WaterSense smart controller
Table guidance aligns with WaterSense recommendations: keep water on landscape, inspect monthly, and adjust schedules for seasonal changes. (epa.gov)

Step-by-step: what to check before you call for sprinkler repair

If you’re comfortable doing a quick inspection, these steps can help you pinpoint the issue—and make a service visit faster and more precise.

Step 1: Run one zone at a time and watch the heads

Look for heads that don’t pop up, spray patterns that are blocked, and water hitting pavement. Mark problem spots with a flag so you can find them again quickly.

Step 2: Check for obvious leaks and soggy soil

Walk the zone while it’s running. If you see pooling or bubbling, shut the system down—continuous leaks can erode soil and waste a surprising amount of water.

Step 3: Clean clogged nozzles (carefully)

If one head is weak, a quick nozzle clean can help. If you’re repeatedly cleaning the same head, the real issue could be debris in the line, a failing seal, or pressure inconsistency.

Step 4: Adjust run times using “measure, then tune”

WaterSense suggests a simple catch-can approach (many homeowners use shallow cans) to see how much water your system actually applies, then adjust run-times accordingly. If water starts pooling, shorten the cycle and add a second pass later (cycle-and-soak). (epa.gov)
When to call a pro: If you suspect an underground leak, have repeated low-pressure issues, need valve troubleshooting, or want help optimizing zones/scheduling, a professional sprinkler repair visit usually pays for itself in water savings and reduced turf damage.

Local angle: sprinkler timing and watering habits in Nampa

For many Nampa homeowners, sprinkler problems show up right when irrigation service starts. The City of Nampa notes irrigation districts often begin releasing water early to mid-April, with full pressure commonly available by the end of April (subject to change). (cityofnampa.us)
To protect your lawn and your water bill, plan a system check early in the season, then do quick monthly inspections. Adjust watering schedules through spring, peak summer heat, and fall cooldown—WaterSense emphasizes that irrigation schedules should be adjusted for seasonal changes and that monthly inspections help catch leaks and broken heads early. (epa.gov)
If your property has mixed sun and shade (common in established neighborhoods), ask about “hydrozoning”—grouping similar plant needs together—so shaded turf isn’t watered like full-sun turf. (epa.gov)

Related services that pair well with sprinkler repair

Sprinklers don’t operate in a vacuum—healthy roots and soil structure make irrigation more effective. If your lawn struggles even after repairs, consider:
Aeration
Improves water penetration and supports deeper rooting—often a big help for runoff-prone areas and compacted turf.
Year-round lawn care program
Balanced fertilization and weed control can help turf recover faster once coverage and watering are dialed in.
Sprinkler maintenance & repairs
Seasonal tune-ups, repairs, and system adjustments to keep coverage consistent across your lawn and beds.

Need sprinkler repair in Nampa? Get a clear answer fast.

Barefoot Lawns is locally owned and serves Nampa and the greater Treasure Valley with dependable sprinkler service, lawn care, and maintenance. If you’re dealing with low pressure, broken heads, leaks, or uneven coverage, we’ll help you pinpoint the cause and get your system running efficiently.
Request Sprinkler Repair

Prefer to plan ahead? Book early-season inspections before the irrigation rush.

FAQ: Sprinkler repair in Nampa

How do I know if I have an underground sprinkler leak?

Look for soggy spots that don’t dry out, sinking soil, unusually green patches, or a sudden drop in zone performance. If a zone’s pressure fell “overnight,” a line crack or fitting failure is common.

Why are my sprinklers watering the sidewalk?

Heads can shift over time, nozzles may be set to the wrong arc, and turf can “swallow” a head so it sprays at a bad angle. WaterSense recommends keeping water on the landscape and off pavement to reduce waste and runoff. (epa.gov)

How often should I inspect my sprinkler system?

A quick monthly inspection is a strong baseline—check for leaks, broken/clogged heads, and coverage problems. (epa.gov)

Should I upgrade to a smart irrigation controller?

If you frequently forget to adjust seasonal run-times, a WaterSense-labeled controller (weather-based or soil-moisture based) can automatically adapt watering and reduce waste when plants don’t need as much water. (epa.gov)

When do Nampa irrigation systems usually get full pressure?

Timing varies, but the City of Nampa indicates irrigation districts often start releasing water early to mid-April, with many customers seeing full pressure by the end of April. (cityofnampa.us)

Glossary (sprinkler terms homeowners should know)

Zone
A group of sprinkler heads controlled by a single valve. Zones let you water different areas for different needs (sunny lawn vs. shaded lawn vs. shrubs).
Valve
The component that opens/closes to let water flow to a zone. Valve problems can cause weak zones, constant running, or failure to turn on.
Nozzle
The tip that shapes the spray pattern and flow rate. Swapping nozzles changes distance and precipitation rate.
Cycle-and-soak
A scheduling method that splits run-time into shorter cycles with breaks so water can soak in—helpful for slopes, clay-rich soils, and reducing pooling/runoff. (epa.gov)
Weather-based irrigation controller
A smart controller that uses weather data and landscape inputs to adjust watering automatically, reducing unnecessary irrigation. (epa.gov)

Sprinkler Repair in Meridian, Idaho: A Homeowner’s Guide to Leaks, Low Pressure, and Smarter Watering

Stop wasting water and start protecting your lawn

A sprinkler system should make lawn care easier—not create soggy spots, dry patches, surprise water bills, or a controller that seems to “have a mind of its own.” In Meridian and across the Treasure Valley, irrigation issues tend to show up fast because our hot, dry summers demand consistent watering, and our freezing winters can be hard on irrigation lines and backflow assemblies. The good news: most sprinkler problems have clear warning signs and a straightforward fix once you know what to look for.

Common sprinkler problems (and what they usually mean)

1) Dry spots or uneven coverage

Most often caused by clogged nozzles, a misaligned head, a head that’s sunk too low, incorrect nozzle selection, or low pressure on that zone. In Meridian, this can show up as crispy edges along sidewalks or “donut” patterns around a sprinkler head.

2) A zone won’t turn on (or won’t shut off)

If a zone won’t turn on, the issue is commonly a wiring/connection problem, a controller issue, or a stuck/failed solenoid. If a zone won’t shut off, it often points to debris or damage in the zone valve—sometimes you’ll even see a wet valve box as a clue. (angi.com)

3) Low pressure (weak spray, short throw)

Low pressure can come from a partially closed valve, a crushed line, a leak, too many heads on one zone, or pressure loss due to a failing valve/diaphragm. A quick tell: if one zone is weak but others look normal, the issue is probably isolated to that zone (not your whole supply).

4) Pooling water, muddy patches, or mushroom growth

This usually indicates a broken head, cracked swing joint, split lateral line, or a valve that’s weeping. It can also mean your run time is too long for your soil’s infiltration rate—water can’t soak in fast enough, so it collects on top.

5) Problems after winter (spring start-up surprises)

Freeze damage can crack pipes, valves, fittings, and backflow components if water is left in the system. That’s why the City of Meridian recommends blowing out sprinklers before October 31 to help avoid freezing damage. (meridiancity.org)

Step-by-step: how to troubleshoot sprinkler issues (without guessing)

Step 1: Run a manual test zone-by-zone

Use your controller’s manual run feature. Watch each zone for: head height, spray pattern, overspray onto concrete, bubbling water, and heads that don’t pop up fully. Write down what you see—this saves time when it’s repair time.

Step 2: Check the simplest mechanical failures first

Look for a cracked sprinkler cap, a broken riser, a nozzle full of grit, or a head that has sunk below grade. These are common after edging, aeration, or normal soil settling.

Step 3: Inspect valve boxes when a zone acts “stuck”

If a zone won’t shut off, check for a continuously wet valve box—this can indicate a valve problem. A valve can stick open when debris gets into it or internal parts fail. (angi.com)

Step 4: Look for leak clues that don’t scream “leak”

Spongy turf, a strip that’s greener than everything else, unexplained algae near a curb, or constant low pressure can all point to a hidden leak. Catching these early can prevent soil washout and bigger repairs.

Step 5: Decide what’s safe DIY vs. what’s better for a pro

Swapping a nozzle or straightening a head is often manageable. But valve repairs, wiring diagnostics, and anything involving backflow components or pressurized plumbing typically goes faster (and safer) with an experienced technician.

Repair vs. adjustment: what actually saves the most water

Many “sprinkler repair” calls end up being a blend of true repairs (broken head/line/valve) and efficiency tuning (correct nozzles, matched precipitation rates, better schedules). That efficiency work matters in Meridian because outdoor watering is a big part of household water use during summer.
Symptom Likely cause Best next move
Misting/fog at the head Too-high pressure or wrong nozzle Adjust pressure or change nozzle; reduce wind loss
One zone weak Leak, crushed line, failing valve, or clogged heads Inspect zone heads + valve box; pressure/flow check
Zone won’t shut off Debris/damaged zone valve Valve service/rebuild or replacement (angi.com)
Wet spot that won’t dry Broken swing joint, lateral line leak Leak locate + targeted excavation and repair

Quick “Did you know?” facts for Treasure Valley irrigation

Blowouts aren’t just “nice to have.” Meridian notes that sprinkler pipes and backflow assemblies are at risk of freezing and breaking when temperatures drop below 32°F, and recommends blowing out sprinklers before October 31 to be safe. (meridiancity.org)
DIY blowouts can backfire. Using too much air pressure can damage components, while too little leaves water behind—either can lead to expensive spring repairs. (dcsprinkler.com)
A stuck zone can be a valve issue, not the controller. A valve can fail or get debris inside and remain open, and a wet valve box can be a strong clue. (angi.com)

Local angle: what Meridian homeowners should prioritize each season

Spring start-up (damage check + efficiency tuning)

Turn the system on slowly, check every zone, and fix broken heads before setting your schedule. If you see geysers, soggy trenches, or a zone that won’t shut off, pause watering and address it—overwatering after a winter break is a fast way to invite fungus and shallow roots.

Summer (coverage, run times, and preventing dry patches)

If your lawn looks “patchy,” it’s often an irrigation distribution issue—not a fertilizer issue. Correcting head-to-head coverage and dialing in cycle/soak scheduling can improve turf health while reducing waste.

Fall (winterization planning)

Don’t wait until it “feels cold.” The City of Meridian recommends blowing out sprinklers before October 31 to help prevent freeze damage. (meridiancity.org) If you’re booking a blowout, earlier scheduling also gives more flexibility if repairs are needed before winter.

How Barefoot Lawns helps with sprinkler repair in Meridian

Barefoot Lawns is locally owned and operated, serving Meridian and the greater Treasure Valley. When sprinkler issues hit, our goal is simple: restore consistent coverage, eliminate leaks, and help you water efficiently—so your lawn stays healthy without unnecessary runoff or surprise repairs.
Sprinkler diagnostics
Zone-by-zone checks for coverage, pressure symptoms, and leak clues—then a clear plan.
Targeted repairs
Broken heads, damaged fittings, valve issues, and system adjustments—done cleanly and efficiently.
Seasonal support
Help preparing for winter freeze risk and getting everything running right again in spring.
Related services you may want to explore: Sprinkler Service, Aeration, and Barefoot Lawn Care Program.

Need sprinkler repair in Meridian?

If you’re seeing dry patches, pooling water, low pressure, or a zone that won’t shut off, a quick diagnostic can prevent bigger damage and wasted water. Schedule service with Barefoot Lawns and get straightforward answers.

Request Sprinkler Repair

Prefer to learn more first? Visit our Services page for the full list of lawn and landscape maintenance options.

FAQ: sprinkler repair questions Meridian homeowners ask

How do I know if I have a sprinkler leak underground?
Look for a persistently wet area, unusually green strips, sunken soil, or a zone that suddenly has low pressure. If the problem only affects one zone, it’s often a localized leak or valve issue.
Why does one zone keep running after the timer turns off?
A zone that won’t shut off commonly points to a valve that’s stuck open due to debris or internal failure, and a wet valve box can be a sign. (angi.com)
When should I winterize (blow out) my sprinklers in Meridian?
Meridian’s guidance is to blow out sprinklers before October 31 to reduce the risk of freeze damage when temperatures drop below 32°F. (meridiancity.org)
Can I do my own sprinkler blowout?
It’s possible, but it’s easy to get wrong. Too much air pressure can damage components, and too little can leave water in the system—both can lead to repairs later. (dcsprinkler.com)
Is low pressure always a city water issue?
Not usually. If only one zone is weak, it’s more likely a leak, partial blockage, crushed line, or a valve/diaphragm problem on that zone.

Glossary (sprinkler terms, explained simply)

Backflow assembly
A safety device that helps keep irrigation water from flowing backward into the home’s drinking water supply. It can be damaged by freezing if not winterized. (meridiancity.org)
Zone valve
A valve that turns a sprinkler zone on and off. If debris or damage prevents it from closing, a zone may keep running. (angi.com)
Solenoid
The electrical component mounted on a zone valve that opens/closes the valve when commanded by the controller.
Nozzle
The small tip on a spray head or rotor that shapes water flow and distance. A clogged or mismatched nozzle can cause dry spots and uneven watering.
Winterization (blowout)
A process that uses compressed air to clear water from irrigation lines, helping prevent freeze breaks when temperatures drop below freezing. (meridiancity.org)