Water heater repair in Baton Rouge, LA

Deep, soft aquifer water

Baton Rouge Water Company, the private utility serving most of East Baton Rouge Parish, pumps its water from dozens of deep wells into the Southern Hills aquifer system, a stack of freshwater sands lying hundreds to thousands of feet below the city. The water needs little treatment beyond disinfection and is naturally very soft, high in sodium bicarbonate and low in calcium.

Soft water is easy on tankless heat exchangers and leaves almost no scale in tanks. It does wear anode rods quickly, and in very soft water a tank can corrode faster than owners expect. Saltwater intrusion into some aquifer sands south of the Baton Rouge Fault has been a long-running concern for groundwater regulators, but city tap water remains soft and fresh.

Because the water comes from deep underground, its temperature stays fairly steady through the year, in the upper 60s or low 70s in winter. That helps tanks keep up even during January cold snaps.

Baton Rouge homes and where heaters sit

Spanish Town, Beauregard Town and the Garden District near downtown have older homes on raised piers, often with heaters in closets, back porches or under the house. Mid City and the neighborhoods off Government Street and Goodwood Boulevard mix 1920s cottages with post-war brick ranches. Many of those ranches put the tank in a carport room or garage.

Southdowns, Shenandoah, Sherwood Forest and Westminster grew in the 1960s and 1970s, with slab homes and heaters in garages or hall closets. Some homes in Baton Rouge, especially two-story houses built from the 1980s on, have heaters in the attic. Attic installs save floor space but call for a drain pan and a safe route for the relief discharge, and a leak there can bring down a ceiling. Near LSU, rentals and student apartments often have small, hard-worked tanks.

The 2016 flood and flood risk

In August 2016 a stalled storm dropped more than two feet of rain on parts of the region, and the Amite and Comite rivers overflowed. Thousands of homes in Baton Rouge, Central, Baker, Zachary and neighboring Livingston Parish, including Denham Springs, flooded. Water heaters in garages and on the ground were submerged and nearly all had to be replaced.

Any heater that sits in floodwater should be inspected before it is used again. Gas controls and burners exposed to water usually need replacement, and so do electric heaters whose wiring and elements were under water. In flood-prone parts of the parish, raising the heater on a stand or moving it out of the garage when it is replaced is worth considering.

Gas and electric service

Entergy Louisiana provides electricity across most of Baton Rouge, and it also distributes natural gas in much of the city. Atmos Energy serves gas customers in parts of the surrounding parishes, and DEMCO, a cooperative, supplies electricity in some outlying areas. Gas heaters are common in older neighborhoods; newer subdivisions mix gas and electric.

Hurricane Gustav in 2008 and Hurricane Ida in 2021 caused long outages in the Baton Rouge area. Gas tanks with a standing pilot keep heating without electricity, which many residents valued after those storms.

The problems plumbers see most in Baton Rouge

• Anode depletion from very soft aquifer water, leading to early tank leaks.
• Attic heater leaks that damage ceilings when pans are missing or clogged.
• Flood-damaged gas controls in garages after heavy rain.
• Pilot outages on aging gas tanks in Mid City and Southdowns.
• Undersized tanks in student rentals near LSU.
• Corroded fittings where humid garages meet aging copper and steel.

Typical water heater prices in Baton Rouge

Baton Rouge prices are moderate for the South. Attic installs and homes needing a stand or relocation after flooding push costs higher.

Licenses and permits

The Louisiana State Plumbing Board licenses master and journeyman plumbers, and plumbing contractors must hold a master plumber license. You can verify a license on the board's website. In East Baton Rouge Parish, the City-Parish Department of Development's Permits and Inspections Division issues permits for water heater replacement. Inspectors check the relief valve, venting, gas connection and, for attic heaters, the drain pan.

Central, Baker and Zachary have their own permit offices. Livingston, Ascension and West Baton Rouge parishes handle permits for their areas.

Attic water heaters

An attic water heater in Baton Rouge works in temperatures above 120°F in summer. Leaks there can go unnoticed until a ceiling stains or collapses. Each attic tank should sit in a pan piped to the outdoors or to a drain, and the relief valve discharge must also be routed safely.

When an attic tank is replaced, many owners move it to the garage. If that is not possible, a leak detector with an automatic shutoff valve adds protection.

Sizing on steady groundwater

Since Baton Rouge Water Company's wells deliver water that changes only a few degrees between seasons, a heater sized correctly in July will still perform in January. That makes sizing mostly a question of headcount and fixtures. A family of four in Shenandoah or Broadmoor is usually served well by a 50 gallon gas tank, while a two-story home in the Highland Road corridor with a soaking tub may justify a larger tank or a tankless unit.

Tankless heaters suit Baton Rouge's soft water better than most places, because the heat exchanger stays largely free of scale. The limits are gas line size, venting and the electrical connection the unit needs to fire. Older homes off Government Street often need a bigger gas line from the meter, and a plumber should check that before quoting.

Repair or replace

If a Baton Rouge tank is younger than ten and the fault is a thermocouple, thermostat or element, repairing it makes sense. A leaking tank, a heater that sat in floodwater, or a tank with heavy corrosion at the fittings is better replaced. In soft water, replacing the anode around the fourth year can help a tank reach its full life.

Around Baton Rouge

Denham Springs and Walker in Livingston Parish have their own water systems and were hit hard in 2016. Prairieville and Gonzales in Ascension Parish are growing quickly, with newer homes and parish permits. Zachary, Central and Baker in East Baton Rouge Parish run their own permit offices. Port Allen across the river in West Baton Rouge Parish has its own water and permits.

Water heater questions from Baton Rouge