Your home’s electrical system is one of the most important — and most overlooked — systems to maintain. Houston’s heat, humidity, and severe storm seasons put extra demands on residential electrical systems year-round. This checklist covers the essential inspections and habits every Houston homeowner should have in place.
Monthly Checks (5 Minutes)
Test Your GFCI Outlets
Every GFCI outlet in your home — in bathrooms, kitchen, garage, laundry room, and outdoors — should be tested monthly. Press the “Test” button. The outlet should go dead. Press “Reset.” Power should return. If a GFCI doesn’t respond correctly, it needs to be replaced. A GFCI that doesn’t trip when tested is not protecting you.
Test Your Smoke Detectors
Press the test button on each smoke detector. All should sound. Replace batteries once a year (or when the low-battery chirp starts). Smoke detectors should be replaced entirely every 10 years regardless of how well they seem to work — the sensing elements degrade over time.
Visual Check of Visible Cords and Outlets
Take a quick walk through your home and look for: frayed or damaged cords, outlets with scorch marks or discoloration, extension cords running under rugs or through doorways, and any outlets or switches that feel warm to the touch. Address anything you find immediately.
Seasonal Checks (Every Spring and Fall)
Inspect Outdoor Outlets and Covers
Houston’s humidity, rain, and occasional freezing temperatures take a toll on outdoor electrical equipment. Every spring and fall, check outdoor outlets for moisture, damaged covers, and proper weatherproofing. All outdoor outlets should have “in-use” weatherproof covers — the kind that close around a plugged-in cord, not just over an empty outlet.
Check Your Electrical Panel
Open your panel door and look for: rust or corrosion, burn marks or scorch marks, any smell of burning plastic, breakers that appear to be tripped or in a middle position, and any breakers that are doubled (two wires on a single-pole breaker without a tandem design). Note any concerns and have them evaluated by an electrician.
Check for Overloaded Outlets and Extension Cord Dependence
Walk through your home and identify any areas where you’re regularly using extension cords or multi-outlet adapters because you don’t have enough outlets. These are potential fire hazards and signs that your electrical system may need additional circuits.
Pre-Storm Season Check (Every April–May)
Before Houston’s peak storm season, verify that your whole-home surge protector’s indicator light is on (green) — if it’s off or red, the unit has been triggered and needs replacement. Check that your generator transfer switch (if you have one) operates correctly. Confirm your surge protector covers the critical loads in your home.
Annual Checks (Once a Year)
Professional Electrical Inspection
Have a licensed electrician inspect your electrical system every 3–5 years (or annually for homes over 25 years old). An inspection should cover the panel, all visible wiring, outlets and switches, grounding, and AFCI/GFCI coverage. This is the most effective way to catch problems before they become emergencies.
Replace Carbon Monoxide Detectors
CO detectors have a limited lifespan — most need to be replaced every 5–7 years. If your CO detector is more than 5 years old, check the manufacturer’s recommendation for replacement.
Check Attic and Crawl Space Wiring (If Accessible)
If you can safely access your attic, look for any wiring that appears damaged, chewed by pests, improperly spliced, or in contact with insulation in ways that could cause overheating. Houston’s rodent population can cause significant wiring damage that goes undetected for years.
Make Electrical Safety a Year-Round Habit with a Swartz Green Membership
The checklist above covers what you can do on your own — but the most reliable way to keep your Houston home safe is to have a licensed electrician inspect your entire electrical system once a year. That’s exactly what our Electrical Savings and Safety Membership is built around.
Starting at $9.99 monthly, members receive:
- Annual electrical safety inspection — no additional charge
- Priority scheduling for emergencies and weather-related events
- 10% off all repair and installation work recommended from the inspection
- 10% off electrical service calls throughout the year
- 1-year parts and labor warranty on all work performed
- 100% satisfaction guarantee — cancel anytime before your inspection
For Houston homeowners, an annual inspection isn’t just a nice-to-have. The heat, humidity, and storm exposure here accelerate wear on wiring, connections, and panels faster than in most other parts of the country. Having a licensed electrician walk through your home once a year catches the issues a homeowner checklist can’t — loose connections inside the panel, degraded wiring insulation, capacity issues, and code compliance items that affect your insurance.
Learn more about the Electrical Savings and Safety Membership →
Red Flags That Require an Electrician Now
These situations should never wait for your next scheduled check:
- Any burning smell from outlets, switches, or the electrical panel
- An outlet or switch that’s warm or hot to the touch
- Scorch marks or discoloration around outlets or switch plates
- Lights that flicker throughout the house (not just a single bulb)
- Breakers that trip repeatedly under normal loads
- Sparks from an outlet when plugging something in
- A buzzing or crackling sound from your electrical panel
- Power that flickers throughout the house during storms
Houston-Specific Electrical Safety Considerations
Flood Preparedness
If your home is in a flood-prone area, know where your main shutoff is and how to turn it off quickly if flooding is imminent. Never enter a flooded area if the power is still on. After any flooding, have your electrical system inspected before restoring power — water damage to wiring and panels is not always visible.
Generator Safety
Portable generators should never be operated indoors, in a garage, or near windows and doors. Carbon monoxide poisoning from improper generator use is a recurring tragedy during Houston storm events. If you run a generator during outages, ensure it’s properly positioned and never backfeed it into your home’s wiring without a proper transfer switch.
Aluminum Wiring
Many Houston homes built in the late 1960s and 1970s used aluminum branch circuit wiring rather than copper. Aluminum wiring requires specific outlets, switches, and connection methods — standard copper fixtures can create dangerous connections with aluminum wiring over time. If your home was built in this era and you haven’t had the wiring evaluated, it’s worth having a licensed electrician assess it.
Schedule a Professional Electrical Safety Inspection
At Swartz Green Electric, we offer comprehensive electrical safety inspections for Houston-area homeowners. Whether you’re in an older home, preparing to sell, or just want peace of mind, we’ll give your system a thorough evaluation and an honest assessment of anything that needs attention.
We serve all of the Greater Houston area across Harris, Fort Bend, Montgomery, Brazoria, Galveston, and surrounding counties. Call us at (713) 884-1224 or schedule your inspection online.