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Hillsborough River State Park WWTP

15402 N US Highway 301, Thonotosassa, FL · Hillsborough County · Publicly Owned Treatment Works

Average flow
0.04 MGD
Design flow
0.04 MGD
NPDES permit
FLA012610
Effective
Permit expires
August 2030
Population served
—
CWNS 2022

Hillsborough River State Park WWTP is a publicly owned wastewater treatment works in Thonotosassa, Hillsborough County, Florida treating an average of 0.04 million gallons per day against a permitted design capacity of 0.04 MGD. It discharges under NPDES permit FLA012610 (effective), which expires in August 2030.

Treatment technology

One treatment structure or unit process identified at Hillsborough River State Park WWTP.

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Compliance snapshot (last 3 years)

Total violations
—
Effluent violations
—

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

Key contacts

Decision-makers at Hillsborough River State Park WWTP.

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Nearby wastewater treatment plants in Florida

Knights Elementary School

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0.02 MGD

Southeast Pasco Subregional WWTF

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6 MGD

Zephyrhills, City Of WWTP

Zephyrhills · 7 mi away

4.5 MGD

Plant City WRF

Plant City · 10 mi away

4.47 MGD

Dover Elementary School

Dover · 11 mi away

0.009 MGD

Centennial Elementary School WWTF

Dade City · 12 mi away

0.0099 MGD

Lutz Elementary School

Lutz · 14 mi away

0.01 MGD

Northwest Regional WWTF

Lakeland · 14 mi away

3 MGD

Hillsborough River State Park WWTP: frequently asked questions

Sources and methodology

Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.

Data refreshed October 26, 2026; facility record last updated October 22, 2026.

Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · FOG · Equalization tank · all terms


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