Quick answer
For water damage in Mendon, UT, shut off your main valve first, or turn off the well pump breaker if you are on a private well. For city water problems, call the Mendon Public Works Director at 435-770-6138. Then call a water damage restoration company; drying should start within 24 to 48 hours. A Utah insurance rule gives insurers 15 days to acknowledge a claim.
Do this first
Local water and sewer lines.
The city office at 15 N Main is open Tuesday and Thursday, 8 a.m. to 7 p.m. For homes on septic, the Bear River Health Department line is on the North Logan page.
- Shut off the water. Shut off the main valve where the line enters the house. For a city water problem, call the Mendon Public Works Director at 435-770-6138.
- Make it safe and document it. Cut power to wet rooms from a dry spot, photograph the damage, then report the claim.
- Start drying within 24 to 48 hours. Mendon runs both culinary water and a secondary irrigation system. If a yard line breaks, shut it off separately from the house main.
The NOAA station at the Logan experimental farm, about 5 miles from Mendon, averages about 175 nights a year at or below freezing, with the last freeze after May 12 in half of years.
What to know about water damage in Mendon
1859
The year eight families arrived on May 2 to settle Mendon for good, after the 1858 move south emptied Cache Valley.
Source: History of Mendon
Freezes and precipitation
The NOAA weather station at the Logan experimental farm, about 5.4 miles away, averages 174.8 nights a year at or below 32°F and 75.6 at or below 20°F. In half of years the first freeze comes by September 28 and the last one after May 12. Pipes in outside walls, unheated basements, and crawlspaces are the first to split. It also averages 17.79 inches of precipitation a year, counting melted snow, with about 1.2 days of an inch or more.
Second in the valley
Mendon was the second settlement in Cache Valley. Robert and Alexander Hill took up land by its springs in 1857, and by 1861 log houses formed a fort on the public square.
Source: History of Mendon
Railroad in 1872
The Utah Northern Railroad reached Mendon on December 22, 1872. By 1869 settlers were already irrigating 1,000 acres from West Mountain streams.
Source: History of Mendon
Two water systems
Mendon's council assigns a liaison for both the culinary water and secondary water systems, and the city lists a public works director.
Source: Mendon City directory
Homes in Mendon
The median home dates to 1993, and about 26% were built before 1980. About 86% are owner-occupied, with a median value near $594,100.
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Cost and insurance in Mendon
How much does water damage restoration cost in Mendon?
Most jobs run $450 to $16,000 (Angi). Canyon runoff or ditch water that reaches the house from outside is a flood claim, and standard homeowners policies leave it out. Basements on the bench can take in runoff along one wall, so a restorer should map moisture along every wall, not just where water showed.
Water removal and restoration in Mendon
The company that answers handles secondary water line breaks, septic backups, frozen and burst pipes, water heater failures, and supply line leaks, plus burst pipes, appliance leaks, drying, and septic backups.
Mendon questions
Who do I call about Mendon city water?
The Mendon Public Works Director at 435-770-6138, or the city office at 435-753-3449.
When is the Mendon city office open?
Tuesday and Thursday, 8 a.m. to 7 p.m.
When was Mendon settled?
Land was first taken up in 1857, and permanent settlers arrived May 2, 1859.
When is the last freeze in Mendon?
At the Logan experimental farm, the last freeze comes after May 12 in half of years.
Related guides
Other Utah towns- Burst pipe, not frozen
- Sewage backup: what to do first
- Burst pipe repair cost
- Utah insurance claim rules, in plain English
- Frozen and burst pipes: what to do
- Does homeowners insurance cover water damage?
- How long water damage takes to dry
Local phone numbers checked November 2026: