Lithia and FishHawk Ranch sit above the Alafia River watershed with high private well density. Here’s what southeast Hillsborough homeowners need to know.
Lithia occupies a quiet corner of southeast Hillsborough County that has experienced two very different eras of residential development. The older Lithia and the surrounding rural areas along Lithia Pinecrest Road and CR-672 developed on large lots with private wells — agricultural and semi-rural properties that have relied on groundwater for decades. Then came FishHawk Ranch, one of the most successful master-planned communities in the Tampa Bay region, which brought thousands of new residents into the Lithia corridor beginning in the late 1990s and continuing through the 2010s.
These two development eras create two distinct categories of well owner in the Lithia area, each with different infrastructure ages, different water quality profiles, and different service needs.
The Alafia River Watershed and Lithia’s Groundwater
Lithia’s position in the Alafia River watershed is the defining geographic characteristic of the area’s groundwater. The Alafia River flows through Lithia and drains into Tampa Bay to the west — and the watershed that feeds it includes the shallow groundwater zone that supplies many of the area’s private wells.
Hillsborough County’s Lithia Springs — one of the county’s natural freshwater springs — is located within this watershed and reflects the local groundwater chemistry. The spring water has historically shown moderate mineral content with some iron and hardness. Private wells in the Lithia area generally reflect similar chemistry, though individual well results vary based on depth and local formation.
The Alafia River watershed also means Lithia properties are in a flood-prone zone during significant rain events. The river rises substantially during Florida’s wet season and during tropical weather events. Properties in low-lying areas near the river can experience flooding that affects wellhead integrity — surface water infiltration through an improperly sealed wellhead is the most common well contamination event in flood-prone areas.
Lithia well owners in low-lying areas should verify their wellhead is properly elevated and sealed before each wet season, and should consider precautionary bacterial testing after any significant flooding event that puts water near the wellhead.
Older Rural Wells Along Lithia Pinecrest Road
The rural residential areas of Lithia — properties along Lithia Pinecrest Road, CR-672, and the agricultural land between Lithia and Valrico — have some of the oldest well infrastructure in Hillsborough County’s southeastern quadrant. Wells drilled in the 1970s and 1980s are common on these properties, and many have had one or two pump replacements without a comprehensive system inspection in between.
The pattern we see repeatedly on older Lithia rural properties is a series of pump replacements that address the most obvious failure — the pump motor — without evaluating the condition of the drop pipe, wellhead, and pressure system. After two or three pump replacements, the drop pipe may be 30 years old and the wellhead components may be original. A pump running on a compromised drop pipe fails to perform to its specifications from day one.
For Lithia homeowners with older rural wells who are scheduling a pump replacement, requesting a complete system inspection — drop pipe pull and inspection, wellhead evaluation, pressure tank assessment, and water quality panel — as part of the replacement process is the right approach. The incremental cost of a thorough inspection during a pump replacement is small compared to the cost of discovering a separate problem six months later.
FishHawk Ranch and New Construction Well Systems
FishHawk Ranch’s development in the late 1990s through the 2010s brought a different category of well to the Lithia area — newer systems installed during the construction boom with more modern components but sometimes with the cost-saving shortcuts common in high-volume residential construction.
The most frequent issue we see in FishHawk-area homes is pressure tank undersizing. Builders installing wells in high-volume residential developments sometimes specify minimum-size pressure tanks to reduce per-unit cost. A properly sized pressure tank for a 4-bedroom FishHawk home with three bathrooms and a full irrigation system is significantly larger than the minimum-spec tank many of these homes received at original installation.
An undersized pressure tank means short cycling — the pump starts and stops more frequently than it should, accumulating excess mechanical wear. In a FishHawk home built in 2005, the original pump is now over 20 years old. If it’s been short cycling for most of that time due to an undersized pressure tank, the pump has likely accumulated wear equivalent to 30 or more years of properly-cycled operation.
If your FishHawk Ranch home has never had the pressure tank evaluated for sizing adequacy and your pump is showing any symptoms — reduced pressure, longer cycle times, higher electric bills — both components should be evaluated together rather than assuming the pump alone is the problem.
The Lithia Springs Swimming Hole and Well Depth
Lithia Springs State Park and the natural springs in the area give an indication of the local water table depth — the springs emerge where the groundwater pressure is sufficient to produce surface flow, typically where the water table meets a topographic low point. Properties near the springs area tend to have shallower access to productive groundwater, while properties further from the spring system may require deeper wells to reach adequate yield.
Well depths in the Lithia area range from approximately 60 feet in areas with shallow access to the aquifer to 140 feet or more on higher-elevation properties. This depth variation directly affects pump replacement costs — confirm your well depth with any contractor before accepting an estimate, as the quote for a 70-foot well and a 130-foot well will differ significantly.
Lithia Well Pump Pros provides same-day well pump installation, repair, and emergency service throughout Lithia, Brandon, Valrico, Riverview, FishHawk Ranch, Wimauma, and surrounding southeast Hillsborough County. Free estimates. Available 24/7.
Call (727) 617-3339 for service or a free estimate.