County Septic Resource Finder

Hillsborough County

County seat: Tampa

Septic permit office

Septic companies

Cities we cover in Hillsborough County: Tampa, Brandon, Plant City and Lutz. See all septic companies in Hillsborough County. Or browse the full directory.

Flood zone

Search your address on the FEMA Flood Map Service Center to see your flood zone. Homes outside the mapped high-risk areas can still flood. Our guide to flood zones and septic systems covers what to do before and after a storm.

Springs and nitrogen rules

Statewide, since July 1, 2023, new systems on lots of 1 acre or less in any BMAP area must be nitrogen-reducing where sewer is not available. Search your address on DEP's Springs BMAP and HB 1379 requirements map, then confirm with the permit office. Maps are a starting point, not a ruling.

Sewer and upgrade programs

• University Area septic-to-sewer: The county described the program as completely free for residential properties between Fowler Avenue and Bearss Avenue, from I-275 to Bruce B. Downs Boulevard. Owners then pay a monthly City of Tampa utility bill. The county listed the program as running from January 18, 2023 to August 12, 2026, so it has ended. Official page
• Other planned conversions: The county has planned or proposed conversions in Gibsonton, Palm River, Ruskin and Wimauma, some of them in phases. The project pages we opened do not say what property owners will pay. Official page

Low-income homeowners in eligible rural areas may also qualify for USDA Section 504 repair loans and grants. Programs change, so ask the program before you sign. Details: septic repair assistance and financing (checked November 6, 2026).

Check a contractor

• DEP individual septic contractor search (SR and SM numbers)
• DEP septic business authorization search (SA numbers)
• What a registration number means and how to verify a Florida septic contractor

Lake County

County seat: Tavares

Septic permit office

Septic companies

Cities we cover in Lake County: Clermont and Leesburg. See all septic companies in Lake County. Or browse the full directory.

Flood zone

Search your address on the FEMA Flood Map Service Center to see your flood zone. Homes outside the mapped high-risk areas can still flood. Our guide to flood zones and septic systems covers what to do before and after a storm.

Springs and nitrogen rules

Parts of Lake County are in the Silver Springs and Rainbow Springs BMAP, which also covers parts of Marion, Alachua, Putnam, Sumter and Levy counties. In that plan area, a repair or modification permit requires a nitrogen-reducing (ENR) system on any lot size, and DEP's August 2026 table lists the any-lot-size rule for new systems as of July 27, 2026.

Statewide, since July 1, 2023, new systems on lots of 1 acre or less in any BMAP area must be nitrogen-reducing where sewer is not available. Search your address on DEP's Springs BMAP and HB 1379 requirements map, then confirm with the permit office. Maps are a starting point, not a ruling.

Sewer and upgrade programs

• Lake County Septic Program: Instead of sewer lines, the program removes existing septic tanks and installs a small treatment unit. The county covers the initial cost as funds are available, and owners then pay a monthly service fee ($56.65 a month on the program page, billed with the annual assessment). Only properties in unincorporated Lake County inside a basin management action plan area qualify. Official page

Low-income homeowners in eligible rural areas may also qualify for USDA Section 504 repair loans and grants. Programs change, so ask the program before you sign. Details: septic repair assistance and financing (checked November 6, 2026).

Check a contractor

• DEP individual septic contractor search (SR and SM numbers)
• DEP septic business authorization search (SA numbers)
• What a registration number means and how to verify a Florida septic contractor

Marion County

County seat: Ocala

Septic permit office

Septic companies

Cities we cover in Marion County: Ocala and Belleview. See all septic companies in Marion County. Or browse the full directory.

Flood zone

Search your address on the FEMA Flood Map Service Center to see your flood zone. Homes outside the mapped high-risk areas can still flood. Our guide to flood zones and septic systems covers what to do before and after a storm.

Springs and nitrogen rules

Parts of Marion County are in the Silver Springs and Rainbow Springs BMAP. In that plan area, a repair or modification permit requires a nitrogen-reducing (ENR) system on any lot size. New systems on lots of 1 acre or less must use ENR (since July 1, 2023), and DEP's August 2026 table lists the any-lot-size rule for new systems as of July 27, 2026. DEP adopted the plan by final order on June 27, 2025 and declared it final and effective on April 27, 2026, after the last challenge was dropped.

Statewide, since July 1, 2023, new systems on lots of 1 acre or less in any BMAP area must be nitrogen-reducing where sewer is not available. Search your address on DEP's Springs BMAP and HB 1379 requirements map, then confirm with the permit office. Maps are a starting point, not a ruling.

Sewer and upgrade programs

• County upgrade incentive: Marion was part of DEP's original Septic Upgrade Incentive Program area. We could not open a current county page for an upgrade incentive, so we cannot say whether one is open. Ask the county utilities department. Official page

Low-income homeowners in eligible rural areas may also qualify for USDA Section 504 repair loans and grants. Programs change, so ask the program before you sign. Details: septic repair assistance and financing (checked November 6, 2026).

Check a contractor

• DEP individual septic contractor search (SR and SM numbers)
• DEP septic business authorization search (SA numbers)
• What a registration number means and how to verify a Florida septic contractor

Orange County

County seat: Orlando

Septic permit office

Septic companies

Cities we cover in Orange County: Orlando and Winter Park. See all septic companies in Orange County. Or browse the full directory.

Flood zone

Search your address on the FEMA Flood Map Service Center to see your flood zone. Homes outside the mapped high-risk areas can still flood. Our guide to flood zones and septic systems covers what to do before and after a storm.

Springs and nitrogen rules

Parts of Orange County are in the Wekiwa Spring and Rock Springs Priority Focus Area (PFA). On lots under 1 acre in the PFA, a repair or modification permit requires an upgrade to a system that removes at least 65% of nitrogen. Orange County says this has applied since March 1, 2025. A system in good working order does not have to be changed.

Statewide, since July 1, 2023, new systems on lots of 1 acre or less in any BMAP area must be nitrogen-reducing where sewer is not available. Search your address on DEP's Springs BMAP and HB 1379 requirements map, then confirm with the permit office. Maps are a starting point, not a ruling.

Sewer and upgrade programs

• Orange County Septic Upgrade Incentive Program (SUIP): Has offered up to $10,000 to upgrade a conventional system to an enhanced system that removes at least 65% of nitrogen. The home must be in the Wekiwa and Rock Springs PFA, in unincorporated Orange County, and served for wastewater by Orange County Utilities. The page does not say whether funding remains or give a deadline, so ask the county before you count on the grant. Official page
• City of Orlando, Rosemont North septic-to-sewer: The city project set out to move 104 properties from septic to sanitary sewer with an EPA Section 319(h) grant obtained through DEP. The city says residents who connect while the grant applies have most of their out-of-pocket costs covered. Its project page (last updated March 12, 2026) listed completion as expected in the 3rd quarter of 2026 and does not say whether the work is finished, so ask the city whether the grant still applies. Official page

Low-income homeowners in eligible rural areas may also qualify for USDA Section 504 repair loans and grants. Programs change, so ask the program before you sign. Details: septic repair assistance and financing (checked November 6, 2026).

Check a contractor

• DEP individual septic contractor search (SR and SM numbers)
• DEP septic business authorization search (SA numbers)
• What a registration number means and how to verify a Florida septic contractor

Osceola County

County seat: Kissimmee

Septic permit office

Septic companies

Cities we cover in Osceola County: Kissimmee and St. Cloud. See all septic companies in Osceola County. Or browse the full directory.

Flood zone

Search your address on the FEMA Flood Map Service Center to see your flood zone. Homes outside the mapped high-risk areas can still flood. Our guide to flood zones and septic systems covers what to do before and after a storm.

Springs and nitrogen rules

Statewide, since July 1, 2023, new systems on lots of 1 acre or less in any BMAP area must be nitrogen-reducing where sewer is not available. Search your address on DEP's Springs BMAP and HB 1379 requirements map, then confirm with the permit office. Maps are a starting point, not a ruling.

Sewer and upgrade programs

• Toho Water Authority, Hopkins Park (Osceola County, near St. Cloud): The conversion is funded by HUD and free to eligible Hopkins Park homeowners who signed Toho's authorization agreement. Owners who did not use the outside funding are charged for the work. Toho expects to start connecting homes in March 2027. Official page

Low-income homeowners in eligible rural areas may also qualify for USDA Section 504 repair loans and grants. Programs change, so ask the program before you sign. Details: septic repair assistance and financing (checked November 6, 2026).

Check a contractor

• DEP individual septic contractor search (SR and SM numbers)
• DEP septic business authorization search (SA numbers)
• What a registration number means and how to verify a Florida septic contractor

Pasco County

County seat: Dade City

Septic permit office

Septic companies

Cities we cover in Pasco County: Wesley Chapel and Zephyrhills. See all septic companies in Pasco County. Or browse the full directory.

Flood zone

Search your address on the FEMA Flood Map Service Center to see your flood zone. Homes outside the mapped high-risk areas can still flood. Our guide to flood zones and septic systems covers what to do before and after a storm.

Springs and nitrogen rules

Statewide, since July 1, 2023, new systems on lots of 1 acre or less in any BMAP area must be nitrogen-reducing where sewer is not available. Search your address on DEP's Springs BMAP and HB 1379 requirements map, then confirm with the permit office. Maps are a starting point, not a ruling.

Sewer and upgrade programs

• County upgrade incentive: Pasco was part of DEP's original Septic Upgrade Incentive Program area. We could not open a current county page for an upgrade incentive, so we cannot say whether one is open. Ask the county utilities department. Official page

Low-income homeowners in eligible rural areas may also qualify for USDA Section 504 repair loans and grants. Programs change, so ask the program before you sign. Details: septic repair assistance and financing (checked November 6, 2026).

Check a contractor

• DEP individual septic contractor search (SR and SM numbers)
• DEP septic business authorization search (SA numbers)
• What a registration number means and how to verify a Florida septic contractor

Pinellas County

County seat: Clearwater

Septic permit office

Septic companies

Cities we cover in Pinellas County: St. Petersburg and Clearwater. See all septic companies in Pinellas County. Or browse the full directory.

Flood zone

Search your address on the FEMA Flood Map Service Center to see your flood zone. Homes outside the mapped high-risk areas can still flood. Our guide to flood zones and septic systems covers what to do before and after a storm.

Springs and nitrogen rules

Statewide, since July 1, 2023, new systems on lots of 1 acre or less in any BMAP area must be nitrogen-reducing where sewer is not available. Search your address on DEP's Springs BMAP and HB 1379 requirements map, then confirm with the permit office. Maps are a starting point, not a ruling.

Sewer and upgrade programs

• Tampa Bay Estuary Program septic-to-sewer project: Pinellas County Utilities plans to connect specific property owners to county sewer at no cost for the connection, and is contacting those owners directly. The project was still in the study phase when we checked. The county estimates residential sewer service at about $45 to $55 a month afterward. Official page

Low-income homeowners in eligible rural areas may also qualify for USDA Section 504 repair loans and grants. Programs change, so ask the program before you sign. Details: septic repair assistance and financing (checked November 6, 2026).

Check a contractor

• DEP individual septic contractor search (SR and SM numbers)
• DEP septic business authorization search (SA numbers)
• What a registration number means and how to verify a Florida septic contractor

Seminole County

County seat: Sanford

Septic permit office

Septic companies

Cities we cover in Seminole County: Sanford and Oviedo. See all septic companies in Seminole County. Or browse the full directory.

Flood zone

Search your address on the FEMA Flood Map Service Center to see your flood zone. Homes outside the mapped high-risk areas can still flood. Our guide to flood zones and septic systems covers what to do before and after a storm.

Springs and nitrogen rules

Statewide, since July 1, 2023, new systems on lots of 1 acre or less in any BMAP area must be nitrogen-reducing where sewer is not available. Search your address on DEP's Springs BMAP and HB 1379 requirements map, then confirm with the permit office. Maps are a starting point, not a ruling.

Sewer and upgrade programs

• County upgrade incentive: Seminole was part of DEP's original Septic Upgrade Incentive Program area. We could not open a current county page for an upgrade incentive, so we cannot say whether one is open. Ask the county utilities department. Official page

Low-income homeowners in eligible rural areas may also qualify for USDA Section 504 repair loans and grants. Programs change, so ask the program before you sign. Details: septic repair assistance and financing (checked November 6, 2026).

Check a contractor

• DEP individual septic contractor search (SR and SM numbers)
• DEP septic business authorization search (SA numbers)
• What a registration number means and how to verify a Florida septic contractor