Is the power out in 78656?

Live answer for ZIP 78656 (San Marcos 11% of the ZIP; Caldwell County), from AEP Texas, updated every 10 minutes.

Right now in 78656

We don't have ZIP-level data for 78656.

Caldwell County as a whole has 0 customers without power.

Outage map

ZIP 78656Caldwell CountyAEP Texas publishes totals only, not outage locations.

Some utilities publish only how many customers are out, not where. Their outages are in the counts but can't be drawn on the map.

Neighboring ZIP codes

ZIP	Area	Out	Customers i A customer is one electric account, usually one home or business, not one person. Utilities count outages this way.	% out i Customers without power divided by all the customers the utility serves in this area.
78655	Martindale / Staples	–	–	–
78644	Lockhart / Mustang Ridge	0	131	0.00%
78622	Unincorporated area	–	–	–
78661	Unincorporated area	0	56	0.00%
78616	Mustang Ridge	0	10	0.00%
78648	Luling	0	739	0.00%

Outage history in Caldwell County, which includes 78656

2014–2025 record

Caldwell County averaged 36.7 significant outages a year in 2023–2025, about typical for Texas counties.

In the 12 months to December 2025, there were 37. Half were over within 1 hour; the longest lasted 32 hours, starting May 27, 2025.

The largest on record began July 21, 2017, with 9,781 customers out at once.

36.7significant outages a year (2023–2025)

At least 1% of the area's customers, and at least 100, without power at the same time. Outages less than 6 hours apart count as one.

1 hourtypical (median) length

Half of significant outages here ended sooner than this, and half lasted longer.

3.3 dayslongest on record (February 2021)

9,781most customers out at once

Largest events (start)	Peak out	Lasted i How long this area stayed at or above the significant-outage line, not how long any one home was without power.	Customer-hours i Customers out multiplied by hours out, added up over the event. 1,000 customers out for 3 hours is 3,000 customer-hours.
July 21, 2017	9,781	2.5 hours	7,249
January 12, 2022	7,527	2 hours	9,757
February 15, 2021	6,940	3.3 days	223,772
October 25, 2025	3,080	12 hours	29,230
October 30, 2015	2,554	19 hours	22,546

Recorded outages from EAGLE-I, Oak Ridge National Laboratory (CC BY 4.0).

From EAGLE-I, Oak Ridge National Laboratory's record of utility outage data every 15 minutes since 2014 (CC BY 4.0). It covered about 9 in 10 U.S. customers.

If your power is out

Report it to your utility

AEP Texas: outage map and reporting
Stay at least 35 feet from downed power lines and report them right away.

Food safety

0–4 hKeep the fridge closed. It keeps food cold for about 4 hours.
4 h+Throw out meat, dairy and leftovers that have been above 40°F for more than 2 hours.
24 hA half-full freezer holds about 24 hours if kept closed.
48 hA full freezer holds about 48 hours.

Generators, heat and cold

Run generators outside only, at least 20 feet from windows and doors. Never in a garage.
Use a battery-powered carbon monoxide alarm.
Never heat your home with a gas stove or oven.

This ZIP is in

Utilities

AEP Texas