
Hillsborough County · Florida CAC-1822618
AC Repair in Riverview, FL
Riverview is not a city. The U.S. Census Bureau lists it as a census-designated place, its term for a closely settled, unincorporated community, and Plan Hillsborough places it in unincorporated Hillsborough County. It is also a place that grew quickly: its count of housing units more than tripled between 2000 and 2020. This page is for Riverview homeowners whose air conditioning has stopped or is falling behind. It covers staying safe when the AC quits in a heat advisory, ruling out the power, the checks that are safe to do yourself and what a technician measures. Blume Mechanical Service is a licensed Florida contractor (license CAC-1822618) with its office in Belleair Bluffs, and Hillsborough County is part of our core service area.
A county community, not a city
The Census Bureau describes census-designated places as unincorporated communities without an active, functioning governmental structure of their own. Its 2024 place files list the Riverview CDP at 46.182 square miles of land and 1.786 square miles of water. A University of Florida GeoPlan Center report on the Riverview CDP lists no city jurisdiction, and lists Hillsborough as the county.
The county's planning agency, Plan Hillsborough, uses a slightly larger area for its Riverview Community Plan. It says the plan area is about 56 square miles. That area is bordered by Bloomingdale Avenue and the Alafia River on the north, and by Balm Boyette and Boyette Road on the east. Hillsborough Bay and I-75 bound it on the west, and Little Bullfrog Creek and Balm Road generally bound it on the south.
For an air conditioning repair, the practical point is simple. Riverview has no city government of its own. Plan Hillsborough places it in unincorporated Hillsborough County. Our Riverview HVAC page covers county permits and what changes after a flood along the Alafia River.
A housing stock that grew fast
The GeoPlan report draws on the decennial census and the American Community Survey. It shows Riverview growing from 19,119 people in 1990 to 108,386 in 2020. Housing units went from 8,132 in 1990 to 12,363 in 2000, then 27,245 in 2010 and 39,104 in 2020.
In its 2017 to 2021 survey estimates, the report counts 30,166 single-family units, 3,642 multi-family units and 3,541 mobile home units.
What that means for a repair call:
- Know roughly when your house was built, and whether the system has been replaced since. Equipment age matters to the repair-or-replace question. Our guide to how long AC units last in Florida explains why.
- Know what kind of home it is. Tell us whether it is a single-family house, a townhome or condo, or a manufactured home. If you live in a mobile home, our guide to mobile home air conditioning explains how those systems differ.
- Find the data plate. The model and serial number on the outdoor unit tell the technician what the equipment is before the visit starts.

When the AC quits during a heat advisory
What the advisory means
The National Weather Service office for the Tampa Bay area issues a Heat Advisory when heat index values are expected to reach 108° to 112°F. It issues an Extreme Heat Warning when they are expected to reach 113°F or higher. The Weather Service defines the heat index as what the temperature feels like to the human body. It says those values are for shady locations, and direct sunlight can raise them by up to 15°F. Our guide to the heat index explains the number in plain words.
Staying safe while you wait
The CDC's advice for hot days is to use air conditioning or find a location that has it, and it says dialing 2-1-1 can help. It also says to use fans only if indoor temperatures are below 90°F. Above 90°F, the CDC says a fan can increase body temperature. People over 65 and young children may need to take additional steps on hot days. If anyone in the house is in one of those groups, move them somewhere cool first and deal with the equipment second.
Is it the power, or only the AC?
Tampa Electric says it is the primary power provider in Hillsborough County. Check which company your bill comes from. If the lights and the refrigerator are off as well, the problem is the power, not the air conditioner. Tampa Electric says customers can use its outage map to report and track outages in their neighborhood.
If only the air conditioner is off, go to the checks below. When power comes back after an outage and the AC still will not start, call a licensed contractor.
Safe checks in a Riverview home
These need no tools and no panels removed. Stop at any step that feels unsafe.
- Thermostat settings. ENERGY STAR's maintenance checklist says to check thermostat settings. Confirm Cool mode, a set temperature below the room reading and the fan on Auto. Replace the batteries if the screen is faint or blank.
- Air filter. ENERGY STAR says to inspect, clean or change central air filters once a month. Our air filter guide has more on filters.
- Outdoor unit. With the system switched off, pull leaves, grass clippings and other debris away from the cabinet by hand. Do not hose, comb or pry at the fins.
- Drain line. Look at the pan under the indoor unit. ENERGY STAR says a plugged drain can cause water damage in the house and affect indoor humidity levels. If the pan is full, leave the system off. Our guide to an AC leaking water explains the signs.
- Ice. If you see ice on the refrigerant lines or the indoor coil, turn cooling off and call a licensed contractor. Our guide to an AC freezing up explains the usual causes.
Leave everything else to a licensed contractor. Do not open the outdoor unit's electrical panel, handle the capacitor or add refrigerant.
What a technician checks
ENERGY STAR's maintenance checklist includes these items for the cooling side:
- tightening electrical connections and measuring voltage and current on motors;
- checking the system's controls;
- cleaning the indoor and outdoor coils;
- checking the refrigerant level;
- cleaning and adjusting the blower so the system moves enough air.
Refrigerant is the fluid inside the sealed lines that carries heat out of the house. Blume has EPA Section 608 certified technicians, the federal refrigerant-handling credential. You get a written, upfront price before any work starts.
Repair or replace in Riverview
Blume lays out repair and replacement options side by side and does not sell equipment a building does not need.
When replacement is the answer, Blume sizes the system with an ACCA Manual J load calculation and Manual S equipment selection, instead of copying the old unit's size. New equipment is commissioned with measured static pressure, airflow and refrigerant charge. Financing is available through Synchrony Bank.
For the decision itself, see how to decide between AC repair and replacement. Nearby, we also have a page on AC repair in Tampa.
Blume Mechanical Service in Riverview
Blume Mechanical Service, LLC is a Class A licensed Florida air conditioning contractor (license CAC-1822618) and is fully insured. In Florida, the Construction Industry Licensing Board is responsible for licensing and regulating the construction industry. Our guide to the Florida HVAC contractor license explains what the license covers. We are brand-agnostic and service all major manufacturers' equipment. Our office is at 2840 West Bay Drive #114, Belleair Bluffs, FL 33770, and our core service area is Pinellas, Hillsborough and Pasco counties.
What to have ready when you call
- Whether anyone in the home is over 65, very young or unwell in the heat.
- Whether the whole house lost power or only the AC.
- What the thermostat is set to and what it reads.
- Whether the outdoor unit and the indoor blower are running.
- Any ice, water in the pan, burning smell or unusual noise.
- The kind of home, roughly when it was built, and the model number on the outdoor unit.
Frequently asked
My AC quit during a heat advisory. What should I do first?
Look after the people first. The CDC says to use air conditioning or find a place that has it, and dialing 2-1-1 can help. It says fans help only when indoor temperatures are below 90°F. Then run the safe checks above and call a licensed contractor.
Riverview is not a city. Who do I ask about AC permits?
Riverview is in unincorporated Hillsborough County, according to Plan Hillsborough, and the Census Bureau lists it as an unincorporated community with no government of its own. Our Riverview HVAC page explains the county permit rules, and your contractor can tell you whether a specific job needs one.
Do I need to call a pro for this?
Maybe. A thermostat setting, a dirty filter or debris around the outdoor unit are things you can sort out with the checks above. Call a licensed contractor if a breaker has tripped, the drain pan is full or there is ice. Refrigerant, wiring and capacitor work belongs with a licensed contractor only.
I live in a manufactured home in Riverview. Can Blume repair my AC?
Blume services residential air conditioning and is brand-agnostic, servicing all major manufacturers' equipment. Tell us the kind of home when you call. Our mobile home air conditioning guide explains the differences.
How soon can Blume get to a Riverview home that is not cooling?
Blume offers 24/7 emergency HVAC service, with same-day response available based on location and technician availability. That is availability, not a promised arrival time. A person answers the 24/7 dispatch line, and paid priority scheduling is also available.
Homeowner guides
- AC not turning on: what to check before you call
- Why your AC is not blowing cold
- AC troubleshooting guide
- Air conditioner leaking water
For AC repair in Riverview, FL, call Blume Mechanical Service at 727-330-9131.
References: U.S. Census Bureau, 2024 Gazetteer Files: Places, Florida (read November 13, 2026) · U.S. Census Bureau, Census Designated Places (no date printed) · University of Florida GeoPlan Center, Sociocultural Data Report (Clipping): Riverview (CDP) (printed October 4, 2023) · Plan Hillsborough, Riverview Community Plan Update (no date printed) · Tampa Electric, Economic Contribution (no date printed) · Tampa Electric, Power Restoration (no date printed) · National Weather Service Tampa Bay Area, Hot Weather DSS (no date printed) · CDC, About Heat and Your Health (no date printed) · ENERGY STAR (U.S. EPA), Maintenance Checklist (no date printed) · Florida Department of Business and Professional Regulation, Construction Industry (no date printed)
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