Power out in Clarksville? CDE Lightband customers call or text 931-648-8151 or use its outage map. Cumberland Electric (CEMC) members: 800-987-2362.

Last checked Oct. 17, 2026. Facts on this page come from CDE Lightband’s outage center and support page, Cumberland Electric Membership Corp.’s home page and outage map page, and Clarksville Gas & Water’s customer service and outage notices pages.

Clarksville’s own electric and broadband utility is CDE Lightband, a city department at 2021 Wilma Rudolph Blvd. To report an outage, call or text 931-648-8151 or use CDE’s online outage report. Some homes in Montgomery County are members of Cumberland Electric Membership Corp. (CEMC) instead: call or text OUT to 800-987-2362.

Who to call

  • CDE Lightband (electric): call or text 931-648-8151; outage map
  • CEMC (electric co-op): 800-987-2362; outage map
  • Clarksville Gas & Water (water, sewer, gas): 931-645-7400; after hours 931-645-0116
  • Downed line or anyone hurt: 911

Which company is yours?

  • CDE Lightband is a City of Clarksville department. It buys its power from the Tennessee Valley Authority and also sells internet, TV and phone service.
  • CEMC is a member-owned co-op serving more than 110,000 members across Cheatham, Montgomery, Robertson, Stewart and Sumner counties.

Check the name on your electric bill. New residents start service on CDE’s start-stop-move page or CEMC’s.

CDE Lightband outages

  1. Report it. Use the online form or call or text 931-648-8151. CDE says its system processes each report automatically to start restoration.
  2. Watch the map. CDE’s energy outage map shows where power is out.
  3. Get texts. Sign up for outage alerts to report outages and get updates by text.
  4. Internet, TV or phone down? That is a separate broadband outage report.

CDE keeps a Critical Care list to help notify customers with critical medical needs about long outages; ask CDE how to be added.

CEMC outages

  • Report online with an outage ticket, in the SmartHub app, or by calling or texting OUT to 800-987-2362.
  • CEMC’s automated phone system asks for your account number, meter number or phone number.
  • CEMC also texts members it finds affected by an outage; opt in to its alerts.
  • Need power 24/7 for medical equipment? Call CEMC to flag your account, or use its live chat, 7:30 a.m. to 4:30 p.m.

Downed lines

Stay away from downed lines and poles, note where they are and call your utility right away. Do not touch anything in contact with a line, including branches, tools or toys. If someone is hurt or a line is sparking, call 911.

Water and gas outages

Clarksville Gas & Water posts planned water outages, low-pressure areas and road closures on its outage page and in the city’s news feed. This week’s planned work includes Glennon Drive on Monday, Oct. 19, Providence Boulevard overnight Tuesday, Oct. 20, Mill Creek Road on Wednesday, Oct. 21, and Pine Mountain Road on Thursday, Oct. 22; see our road construction page.

Quick reference

Problem Call
Electric outage, CDE Lightband area Call or text 931-648-8151
Electric outage, CEMC area Call or text OUT to 800-987-2362
Internet, TV or phone outage (CDE) Broadband outage form
Water, sewer or gas problem 931-645-7400; after hours 931-645-0116
Downed line with sparks, fire or injury 911

What this means for you

  • Save 931-648-8151 (CDE) or 800-987-2362 (CEMC) in your phone before a storm.
  • Report your outage; CDE says reports help it restore power faster.
  • Planned water outages are posted days ahead; check before you schedule laundry.

More guides: who to call at City Hall, moving to Clarksville and road construction.

Frequently asked questions

How do I report a power outage in Clarksville?

CDE Lightband customers can report online at CDE’s outage center or call or text 931-648-8151. Cumberland Electric Membership Corp. members call or text OUT to 800-987-2362.

Is there a power outage map for Clarksville?

Yes. CDE Lightband’s outage map is linked from its outage center at cdelightband.com/outage-center, and CEMC posts its own outage map at cemc.org/outagemap.

Who is my electric company in Clarksville, Tennessee?

CDE Lightband, the City of Clarksville’s electric department, powers Clarksville homes. Cumberland Electric Membership Corp. also serves parts of Montgomery County. Your bill shows which one you have.

Who do I call for a water or gas outage in Clarksville?

Clarksville Gas & Water, 931-645-7400 during business hours or 931-645-0116 after hours.