Jackson, Mississippi Water Outage Today

Who runs the water in Jackson: system profile

Federal records name City of Jackson as the public water system for Jackson, with about 189,673 people on its mains. Customers know it as JXN Water; the name on your bill is the one to call.

Source water and treatment in Jackson

Jackson drinks surface water. City of Jackson draws it from rivers, lakes or reservoirs and treats it before it goes into the distribution system. Treatment points named in EPA's facility list include Treatment Facility Tf082 (Curtis Conven) and Treatment Facility Tf083 (Curtis Membr). After treatment the water is held in 16 storage tanks and reservoirs, which is the buffer that keeps taps running for a few hours after a pump or main fails.

The outage angle. Surface water needs a treatment plant running around the clock, so a plant shutdown, a raw-water pump failure or a long power cut at the plant can lower pressure across the whole service area, not just on one street. Boil water notices are more likely to be citywide after that kind of failure than after a single main break.

Main breaks and shutoffs in Jackson: the usual causes

Water outages are local, so the likely cause depends on weather, pipe age and the grid. For Jackson, these stand out.

• Freezing weather. Jackson sees about 33 days a year with a low at or below 32°F, and 3 days at or below 20°F. The coldest morning in the 2015 through 2025 record came on January 17, 2024. Frost pushes into shallow service lines first. Mains follow when the ground heaves and thaws, which is why break counts climb a day or two after the temperature swings.
• Flooding and heavy rain. NOAA logged 111 flood, flash flood and heavy rain reports in Hinds County from 2015 through 2026, and 12 days a year bring an inch of rain or more. Floodwater can undercut pipe crossings, swamp pump stations and overload treatment plants, and a notice to boil water often follows when it enters the system.
• Summer demand. Jackson has about 31 days a year at or above 95°F and 6 at or above 100°F, and the hottest day in the record came on August 24, 2023. Lawn irrigation and cooling push demand to its yearly high, so pumps run hard, tanks drain faster than they refill and pressure sags on high ground in the evening.
• Older neighborhoods and pipe. 51.3% of occupied homes in Jackson were built before 1970, against 35.5% nationally. Streets of that age tend to sit on cast iron and early steel mains that are near or past their design life, which is where most breaks start.
• Storm-driven power loss. Thunderstorm wind, hail and tornado reports in Hinds County number 399 since 2015. Pump stations and treatment plants that depend on Entergy Mississippi run on the electric grid, so a storm that downs power lines can lower water pressure even when no pipe is damaged.
• Damage from other crews. Water mains share the ground with gas, power and telecom lines, and a strike by any contractor can dry up a block in seconds.

Freeze, heat and rain: the Jackson weather record

Main break season in Jackson runs from late fall into early spring, with the coldest stretch around December through February.

These counts come from a gridded reanalysis, which smooths out single-day extremes and can differ by a few degrees from an airport thermometer. Use them to compare seasons and years, not as official station records.

Jackson boil water notices and EPA compliance record

EPA lists 37 health-based violations for City of Jackson since 2015, which is more than most systems of its size. It also lists 2 monitoring or reporting entries that are about paperwork rather than water quality, such as a missed sample or a late report.

Most recent health-based entries:

• April 2025: Drinking water above the legal limit for total trihalomethanes
• April 2025: Drinking water above the legal limit for haloacetic acids
• January 2025: Drinking water above the legal limit for haloacetic acids

A boil water notice in Jackson is a separate thing from a violation. JXN Water issues one when pressure falls low enough for contamination to enter the pipes, after a main break is repaired, or when a routine test comes back positive. The Mississippi State Department of Health oversees the process, and the notice stays until clean samples come back, usually a day or two after pressure returns.

Lead, older pipes and water quality in Jackson

The most recent 90th-percentile lead result filed for City of Jackson is 4.5 ppb (2025). The federal action level is 15 ppb, so that result is far from the limit.

51.3% of occupied homes in Jackson were built before 1970, and lead service lines and solder stayed legal until the federal ban in 1986. After any outage that disturbs the pipes, run the cold tap 30 seconds to 2 minutes before drinking, and ask JXN Water about its lead service line inventory.

When will the water come back on in Jackson?

A crew that arrives at an ordinary main break in Jackson usually needs 4 to 8 hours to isolate the pipe, dig, repair, flush and restore pressure. Large transmission mains, deep pipes and breaks under busy streets can take a day or more.

Ask JXN Water for a restoration estimate when you report the outage; for large breaks it is normally posted and updated as the repair progresses.

Emergency water storage for Jackson households

Census figures put the typical Jackson household at about 2.4 people. At one gallon per person per day that is 7 gallons for three days or 33 gallons for a two-week supply.

• Heat: 31 days a year top 95°F here, so plan for more than the one-gallon minimum, and keep extra for pets.
• 51.4% of households rent. Tell your landlord or property manager about a leak or outage right away, since the shutoff valve may be theirs.
• Your water heater tank holds 30 to 50 gallons of clean water. Turn off the power or gas to it first, then drain from the valve at the bottom.
• Fill the bathtub and a few large pots as soon as you hear a break is likely; that water is for flushing and washing, not drinking.

How Jackson compares with nearby water systems

Water outage pages for nearby cities

Baton Rouge, LA · Gulfport, MS · New Orleans, LA · Mobile, AL