The Yadkin River, Salem Lake and three treatment plants
Winston-Salem/Forsyth County Utilities, often called City/County Utilities, serves the city and most of Forsyth County from two surface sources. The Yadkin River, flowing along the western edge of the county, feeds the two largest facilities, the Neilson and Swann plants. Salem Lake, a city reservoir on the east side, supplies the Thomas plant, one of the oldest parts of the system.
The Yadkin begins in the Blue Ridge and crosses granite and clay country before it reaches Forsyth County, so it carries little calcium. That makes for soft water that rarely leaves a crust on electric elements or in tankless heat exchangers. After a big storm in the mountains, the river does run brown, and some of that fine silt can settle in tanks over the years.
Soft water's main effect on Winston-Salem heaters is on the anode. With few minerals to form a protective film, the rod corrodes faster, and once it is gone the tank lining is next. Hot water that smells of sulfur or looks rusty is a typical sign that the anode is spent.
Hillside basements, mill houses and bungalows
Winston-Salem's hills mean many houses have a basement on the downhill side and a crawlspace on the uphill side. In Ardmore, West End, Buena Vista and Washington Park, early twentieth century bungalows and foursquares often have a partial basement where the heater stands near the furnace, reached through a low door at the back of the house. Reynolda Park and Buena Vista also have larger brick homes with full basements.
Former mill and factory neighborhoods, including the areas around the old Hanes and Reynolds operations, have small frame houses on brick piers, where the tank may be in a back porch closet or under the house. Postwar areas such as Sherwood Forest and the neighborhoods around Hanes Mall have ranches and split-levels with the heater in a utility room, basement or carport closet. Newer subdivisions in Clemmons, Lewisville and Kernersville usually put it in the garage.
Crawlspace and partial-basement installs are slower here because many were built with narrow doors and steep, uneven ground. Plumbers may need to carry a tank down a slope and through a 24-inch opening, and older homes often have galvanized or early copper piping that has to be adapted to modern fittings.
Piedmont winters and wet springs
Forsyth County sits farther inland and a little higher than Raleigh or Charlotte, and its winters are noticeably colder. River water drops into the low 40s in January, and ice storms periodically knock out power across the Triad. A heater in a vented crawlspace or along an uninsulated basement wall can have its supply line freeze during a long outage, and plumbers see a wave of no-hot-water calls that turn out to be frozen pipes.
Spring brings heavy rain, and hillside basements take on water through walls and floor drains. Gas heaters on the floor of a downhill basement are vulnerable when sump pumps fail or gutters overflow. Raising the tank onto a stand and keeping the floor drain clear are inexpensive protections.
Summers are humid, and crawlspaces under older Winston-Salem homes stay damp for months. Rust on connectors, dielectric fittings and the lower element cover of electric tanks is common, and encapsulating the crawlspace extends the life of a heater stored there.
The problems plumbers see most in Winston-Salem
- Spent anodes and sulfur-smelling or rusty hot water on soft Yadkin River water.
- Frozen supply lines to crawlspace heaters during ice storm power outages.
- Wet basement floors reaching gas burners in downhill basements after spring storms.
- Corroded fittings on tanks under damp mill houses and bungalows.
- Difficult access in partial basements and crawlspaces on steep Ardmore and West End lots.
- Undersized tanks in Clemmons and Kernersville family homes during cold-water months.
Typical water heater prices in Winston-Salem
| Job | Typical Winston-Salem range | Notes |
|---|---|---|
| Thermocouple or igniter | $150–$310 | |
| Electric element or thermostat | $150–$325 | |
| Gas control valve | $350–$600 | |
| Anode replacement and flush | $165–$300 | Worth it on soft water |
| 40–50 gallon tank in a garage | $1,400–$2,900 | Permit and haul-away |
| Crawlspace or partial-basement tank | $1,800–$3,500 | Access drives the price |
| Tankless installation | $3,100–$5,900 | Gas line sizing varies |
Garage swaps in newer Lewisville or Kernersville subdivisions tend to be the least expensive. Crawlspace work under older city homes, steep basement access and emergency calls during ice storms cost more.
Licensing and Forsyth County permits
North Carolina licenses plumbers at the state level through its plumbing and heating contractors board, which issues Class I and Class II plumbing licenses and separate heating classifications. Gas piping falls under its heating and fuel piping classifications, and the board's website lets you confirm a contractor's license status before any work begins.
Permits inside Winston-Salem and much of Forsyth County come from the joint City-County Inspections Division, which applies the North Carolina State Building Code. A water heater replacement generally needs a plumbing permit, and a gas line or vent change may need a mechanical or fuel gas permit. Some towns, such as Kernersville, issue their own permits, so a quote outside the city should say which office is involved.
Duke Energy, Piedmont Natural Gas and choosing a heater
Duke Energy supplies electricity across Forsyth County, and Piedmont Natural Gas serves most of the city and many suburban neighborhoods. Older city homes often have gas, while many rural and suburban homes are all-electric. Duke and Piedmont have offered incentives on efficient water heaters at times.
Heat pump water heaters suit Winston-Salem basements that stay in the 50s or above through winter, and they help with summer humidity. A crawlspace is usually too cramped and too cold in January for one. Gas households with large hot water demand often choose tankless, but older Ardmore and West End houses sometimes need bigger gas piping run from the meter.
Repair or replace in Winston-Salem
On soft City/County Utilities water, a tank that gets a new anode at the right time can last well past ten years. Small repairs on younger heaters are usually worth it. When a crawlspace tank is rusting at the bottom seam, a basement tank has been flooded, or the heater is past twelve years, it usually makes sense to move on to water heater replacement. Rusty or smelly water on a newer tank is usually an anode problem, not a reason to replace.
Around Winston-Salem
Clemmons and Lewisville receive City/County Utilities water and rely on the joint inspections office for most permits. Kernersville, partly in Guilford County, has its own permitting. King in Stokes County and Bermuda Run in Davie County have their own water systems and county inspectors, and High Point and Greensboro to the east run separate utilities.
Water heater questions from Winston-Salem
Where does Winston-Salem get its water?
From the Yadkin River and Salem Lake. City/County Utilities treats it at the Neilson, Swann and Thomas plants.
Why does my hot water smell like sulfur in Winston-Salem?
Soft water and a worn anode often cause that odor. A new anode, often aluminum-zinc, plus a flush usually clears it up.
Who issues water heater permits in Forsyth County?
The joint City-County Inspections Division handles most of the city and county, though some towns run their own offices.
My crawlspace heater stopped working during an ice storm. What happened?
The supply line may have frozen. Let the space warm and check for leaks before assuming the heater failed.
How do I check a North Carolina plumber's license?
Look the contractor up on the state plumbing and heating licensing board's website to see the license class and status.
Will a heat pump water heater work in my Winston-Salem basement?
Often yes, if the basement stays above about 50°F in winter and has enough space and air around the unit.