Septic in Lynn County, TX
Last updated: Mar 21, 2026
In Lynn County, the open skies and wide open ranches are mirrored underground by a practical truth: most homes rely on on-site wastewater treatment rather than city sewer lines.
Is septic common in Lynn County? Should I expect septic if I own or buy a home? Yes. Septic systems are the norm for many properties outside town limits, and many rural homes in and around Tahoka and the surrounding communities rely on their own tanks and drain fields. If you're buying in a rural part of the county, plan on a septic system being part of the home's backbone. If you see a house inside a town with city sewer, you'll hear about a sewer hookup, but in much of Lynn County, a septic system is the standard setup. When evaluating a property, ask for the tank age, soil tests, pumping history, and an inspection plan so you know exactly what you're taking on.
Why homes typically use septic systems in Lynn County
- Limited centralized sewer outside towns. Rural land makes extending sewer lines costly and less practical, so on-site systems are often the simplest, most economical solution.
- Large lot sizes. Homes spread across ranches and farms have the space to accommodate drain fields, which makes septic a sensible and durable option.
- Soil and groundwater considerations. Properly designed septic systems performed by a qualified contractor align with local soil types and shallow groundwater patterns common in this part of West Texas.
- Practical, long-term ownership. With generations of homes built to operate independently of municipal services, a well-maintained septic system fits the region's land use and lifestyle.
County growth history and how that has impacted septic coverage
Lynn County's growth has been steady but measured, rooted in agriculture, ranching, and, more recently, small-town expansion around Tahoka and nearby communities. As population and home densities increased in pockets of the county, the demand for reliable wastewater solutions grew with it. That means more homeowners and builders are paying attention to septic maintenance, aging tanks, effluent drain fields, and the impact of drought and soil conditions on system performance. While some newer subdivisions near towns may connect to public sewer where available, a large swath of the county continues to rely on on-site treatment, making proper septic design, installation, and service a common and ongoing need.
High-level explanation (why septic exists here)
The practical answer is simple: vast rural spaces, limited sewer infrastructure beyond town centers, and the practical economics of serving sprawling properties. Septic systems exist here because they work with the land, the climate, and the way people live and work in Lynn County. A well-kept system keeps homes comfortable, soils healthy, and groundwater protection a priority for neighbors and the next generation.
How Septic Is Regulated in Lynn County
Statewide framework
In Texas, on-site sewage facilities (OSSFs) are regulated to protect public health and groundwater quality. The Texas Commission on Environmental Quality (TCEQ) sets the state rules and provides guidance, while local counties handle day‑to‑day permitting, inspections, and enforcement under those rules. Expect the process to involve plan review, installation inspections, and ongoing maintenance oversight.
- Key rules come from the Texas Administrative Code, Title 30, Part 1, Chapter 285 (OSSF). See the official TAC rules for details:
- OSSFs include conventional septic systems, mound systems, aerobic treatment units, and clustered/central systems. All must be designed, sited, installed, operated, and maintained per approved plans.
- State guidance emphasizes protective setbacks (from wells, water bodies, and structures) and proper soil evaluation as part of siting.
Local implementation in Lynn County
Lynn County relies on its Environmental Health Office to administer the OSSF program locally. This includes plan review, permit issuance, inspections, and final approvals, all done in line with state rules. If you're pursuing a new system or a replacement, expect engagement with the county office for forms, fees, and scheduling.
- Permits are required for new installations and for upgrades or replacements of existing OSSFs.
- Plan review and soil evaluation are typically required before a permit is issued. Plans must follow the approved design and state/local codes.
- Inspections occur at key milestones: soil evaluation (where applicable), installation, and final system approval before use.
Permits and who issues them
Follow these steps to stay compliant and move smoothly through the process:
- Engage a qualified OSSF designer or licensed installer to assess your site and prepare a compliant plan.
- Submit the plan to Lynn County for review and obtain the OSSF permit. Expect any applicable fees to be posted with your application.
- Hire a licensed installer to implement the project according to the approved plan. Schedule required inspections during installation.
- After installation, schedule and pass the final inspection to obtain authorization to operate the system.
- Always work with professionals who are properly licensed for Texas OSSFs and familiar with Lynn County requirements. Local staff can confirm whether additional county forms or disclosures are needed at the time of permitting.
Installation and maintenance requirements
- Install according to the approved plan, and comply with all state and county codes and specifications. Any deviations generally require a permit amendment and re‑inspection.
- OSSF components and workmanship must meet manufacturer specifications and local standards; inspections verify compliance before use.
- Maintenance is owner responsibility. Regular pumping and cleaning are encouraged, with frequency depending on tank size, household usage, and system type. A common guideline for a typical residential system is every 2–3 years, but your system may require more or less frequent service.
- Protect the system: avoid driving or parking over the drain field, don't connect non-biodegradable materials to the system, and conserve water to reduce loading.
How to verify compliance
- Keep permit cards, inspection reports, and maintenance records in a safe place. These documents may be requested during real estate transactions or when making future updates.
- If you have questions about a specific Lynn County installation, or you suspect a problem with your OSSF, contact the Lynn County Environmental Health Office for guidance and scheduling a review.
- For general regulatory guidance, refer to statewide resources such as TCEQ's OSSF program: and the Texas Administrative Code link above.
Resources
Soil, Groundwater & Environmental Factors in Lynn County
Local soils and absorption potential
In Lynn County, soil conditions vary, with textures ranging from sandy loam to heavier clays and occasional shallow caliche layers. These differences directly affect septic system performance and the need for design adjustments. Key takeaways:
- Permeability matters: fast-draining sandy soils can move effluent quickly, risking insufficient treatment before reaching the drainfield, while heavy clays or compacted layers can slow infiltration and cause surface pooling or effluent mounding.
- Shallow restrictive layers: caliche or dense subsoil near the surface can limit absorption and may require alternative drainfield designs (such as a mound or elevated system) to achieve proper treatment.
- Use official soil data: consult the NRCS Web Soil Survey to check texture, depth to restrictive layers, and other soil limitations for your exact parcel. [Web Soil Survey](https://websoilsurvey.nrcs.usda.gov/)
Groundwater depth and contamination risk
Groundwater depth in this region can vary seasonally, and wet periods can raise the water table, while droughts can lower it. Both extremes influence how a septic system interacts with groundwater. Practical considerations:
- Setbacks from water sources: keep the drainfield away from potable wells, springs, streams, and floodplains as required by local regulations and the Texas Commission on Environmental Quality (TCEQ). Exact setbacks depend on your site and permitted design.
- Seasonal fluctuations: a rising water table during wet seasons can reduce infiltration capacity; a falling table in drought can increase the risk of rapid effluent movement if the system is oversized or not properly designed.
- Verify with professionals: have a licensed septic designer or soil professional assess proximity to any wells and surface water features on or near the property. Official guidelines and permitting details are at TCEQ. [TCEQ OSSF program](https://www.tceq.texas.gov/permitting/ossf)
Climate, droughts & flood risks
Environmental conditions in Lynn County—extreme heat, cold snaps, and variable rainfall—shape how septic systems perform over the year. Consider these factors:
- Temperature effects: extreme heat can accelerate evaporation beneath surface soils, while freezing temperatures can slow infiltration and affect distribution of effluent.
- Rainfall patterns: heavy rains can saturate soils and temporarily reduce absorption capacity; long dry spells reduce soil moisture and may affect microbial activity in the vadose zone.
- Flood risk: occasional heavy storms and local drainage patterns can influence drainfield siting and operation. Choose a design appropriate for local climate and soil profile.
Site evaluation steps for Lynn County homeowners
- Check local permitting requirements and TCEQ rules for OSSFs (on-site sewage facilities). [TCEQ OSSF program](https://www.tceq.texas.gov/permitting/ossf)
- Retrieve soil data for your site via the Web Soil Survey to identify texture, depth to restrictive layers, and drainage class. [Web Soil Survey](https://websoilsurvey.nrcs.usda.gov/)
- Have a licensed professional perform a formal soil evaluation and percolation tests per TCEQ guidelines.
- Choose an appropriate drainfield design (conventional, mound, or other approved option) based on soil and depth to groundwater.
- Verify setback distances from wells, springs, streams, and property lines; document any required waivers or notices.
- Obtain and follow the site-specific permit, plan, and installation requirements from a licensed installer and the issuing authority.
Maintenance considerations for Lynn County conditions
- Water use: conserve water to reduce daily effluent load and protect soil absorption capacity.
- Pumping frequency: schedule septic tank pumping according to household size and usage (typical ranges vary; a local professional can advise).
- Chemical management: avoid flushing solvents, paints, pesticides, or harsh cleaners that can disrupt beneficial bacteria or contaminate groundwater.
- Drainfield care: prevent heavy vehicle or equipment traffic, landscaping over the drainfield, and root intrusion near distribution lines.
- Seasonal checks: inspect for surface pooling after storms, test for sewer backups after droughts or heavy rain, and confirm that surface grade directs runoff away from the system.
Resources
Typical Septic System Types in Lynn County
Conventional septic systems
- How it works: A sealed septic tank receives wastewater, solids settle to the bottom, and clarified liquid flows to a drainfield where soil microbes treat it.
- When they fit: Suitable soils with adequate depth to groundwater and good percolation.
- Pros: Simple design, usually lower upfront cost, reliable with proper maintenance.
- Cons: Performance depends on soil; pumping is needed every 3–5 years (variations by site and local rules).
- Maintenance tips:
- Have the tank pumped on schedule.
- Use water-saving fixtures to reduce load.
- Keep vehicles, structures, and heavy equipment off the drainfield.
- Avoid flushing gravel, wipes, grease, or chemicals.
Mound systems
- Why they're used: For properties with shallow soil, high water tables, or poor percolation where a conventional drainfield wouldn't function.
- How it works: A designed "mound" of engineered soil sits above the native ground; effluent is distributed through a drainfield built within the mound.
- Pros: Can treat wastewater when native soils won't support a conventional system.
- Cons: Higher installation cost and a larger footprint; requires ongoing maintenance and access to mechanical components.
- Maintenance tips:
- Inspect lids and access points regularly.
- Protect the mound surface from compaction and heavy loads.
- Schedule professional inspections per local requirements.
Sand filter systems
- How it works: After primary treatment, effluent is directed to an underground sand-filled bed where filtration and microbial action further clean the water.
- Pros: Additional treatment in areas with marginal soils or higher wastewater strength.
- Cons: More parts to monitor; need periodic media and component checks.
- Maintenance tips:
- Monitor bed performance and pressure distribution.
- Keep irrigation away from the filtration area.
- Have a licensed designer or installer assess performance if flow appears restricted.
Aerobic Treatment Units (ATUs)
- Why they're used: Provide higher-level treatment before effluent reaches the drainfield, useful where soil conditions are limiting or space is tight.
- How it works: An aerobic digester introduces air to hasten breakdown of organics, producing clearer effluent.
- Pros: Can handle higher wastewater loads and reduce odors; often suited for smaller lots.
- Cons: Requires power, regular maintenance by a licensed operator, and scheduled pumping of solids.
- Maintenance tips:
- Service visits by a licensed operator as required (often every 1–3 months).
- Do not bypass or disable alarms or safety features.
- Keep the system free from chemical cleaners and solvents.
- Official reference: For regulated systems, consult the Texas Commission on Environmental Quality (TCEQ) OSSF resources: https://www.tceq.texas.gov/permitting/ossf
Chamber systems
- How they work: Instead of gravel-filled trenches, hollow plastic chambers provide space for effluent to distribute through soil.
- Pros: Flexible design, easier installation, and good load distribution.
- Cons: Requires proper design to ensure even distribution; not suitable for all soil types.
- Maintenance tips:
- Protect chambers from disturbance and heavy machinery.
- Monitor drainage areas for pooling or surface wet spots.
- Schedule periodic inspections to verify proper operation.
Drip irrigation / low-pressure distribution
- What it is: Some systems use emitters to slowly apply treated wastewater to landscaping rather than a traditional trench drainfield.
- Pros: Efficient use of effluent; can reduce footprint and lawn/landscape irrigation needs.
- Cons: Requires professional design, monitoring, and regular emitter maintenance.
- Maintenance tips:
- Check emitters for clogs and leaks.
- Flush lines as recommended by the installer.
- Use only approved effluent and avoid irrigation when soils are saturated.
Evapotranspiration (ET) systems
- When they're used: In dry climates with high evaporation potential and low groundwater, ET systems rely on plant uptake and evaporation.
- Pros: Can save water and reduce drainage effluent surface impacts in suitable soils.
- Cons: Highly climate- and site-dependent; less common in Lynn County.
- Maintenance tips:
- Maintain plant health and monitor surface cover.
- Ensure ET beds aren't compacted and are free of debris.
- Inspect for surface seepage or wastewater odors after heavy rains.
Official resources:
Typical Septic Issues Across Lynn County
Common signs of trouble
- Slow drains and frequent backups in sinks, tubs, or toilets
- Gurgling sounds from plumbing lines after flushing
- Sewage odors around the house or near the drain field
- Wet, soggy spots or lush, unusually green grass over or near the septic area
- Wastewater pooling or standing water in the yard
- Frequent need to pump the tank sooner than expected
Common causes in Lynn County
- Overuse or misuse of water, leading to overloaded tanks and fields
- Flushing inappropriate items (wet wipes, paper towels, feminine products, fats and oils)
- Tree roots growing into or around the septic tank and field
- Aging or poorly designed on-site sewage facilities (OSSF)
- Damaged or blocked effluent pipes, baffles, or filters
- Compacted soil or a clogged drain field limiting absorption
- Seasonal drought or heavy rainfall causing soil saturation
Preventive maintenance that pays off
- Schedule regular pumping based on household size and usage (typical homes: every 3–5 years; consult a licensed pro for a plan)
- Conserve water to reduce load on the system (spread out laundry and dishwashing, fix leaks, use low-flow fixtures)
- Use septic-safe products and avoid dumping grease, chemicals, solvents, or medications down drains
- Protect the drain field: keep vehicles and heavy equipment off it, limit plantings with deep roots, and ensure proper surface grading
- Have a qualified pro inspect the tank and field every few years to catch issues early
- Maintain records of maintenance, pumping, and any repairs for future reference
Quick home checks you can do (non-intrusive)
- Listen for gurgling in the pipes after flushing or running water
- Walk the yard for wet or unusually green areas that don't dry out
- Check for persistent odors near the septic tank cover or vent pipes
- Note any toilets or drains that are slow or repeatedly backing up
When to call a licensed professional
- You notice sewage odors, standing wastewater, or toilets and drains that won't drain
- Wet areas persist after rainfall or irrigation
- You've had multiple backed-up events or irregular pumping intervals
- You suspect root intrusion, cracked tanks, or damaged baffles
- You plan to install, repair, or replace components (tank, leach field, or pumps)
What to expect when you call:
- A licensed septic contractor or inspector will locate your tank, check the access lids, and assess the baffles and influent/effluent lines
- They may pump the tank to determine sludge and scum levels and evaluate the drain field's condition
- Repairs can include tank cleaning, baffle replacement, screen cleaning, drain-field rehabilitation, or field replacement
- You'll receive a written assessment and a recommended work plan with quotes
Official resources to guide you
- Texas Commission on Environmental Quality (OSSF program) for state guidelines on septic systems:
- U.S. Environmental Protection Agency (septic systems overview and homeowner tips):
Septic Inspection, Permits & Local Oversight
Who oversees septic systems in Lynn County, TX?
In Texas, OSSFs (onsite sewage facilities) are regulated by the Texas Commission on Environmental Quality (TCEQ). Some counties operate with delegated local authorities for issuing permits and performing inspections, but Lynn County generally follows the statewide OSSF program. To confirm who handles your permit and inspections for a specific address, check the official TCEQ OSSF page and contact the regional office if needed.
- Official resource: Texas Commission on Environmental Quality – Onsite Sewage Facilities (OSSF) program:
Permits you may need in Lynn County
- New installation: you must obtain an OSSF permit before starting.
- Repairs or replacements: if the repair or replacement affects design or capacity, a permit is usually required.
- Modifications: changes to tank size, drainfield layout, or treatment components typically need a permit.
- Transfers or lender requests: some transactions require proof of permit compliance or a compliance letter from the issuing authority.
What the permit covers
- Site evaluation and soil testing results
- System design tailored to your lot (tank size, drainfield layout, and components)
- Installation work, materials, and backfill standards
- Final inspection and approval for use
How to apply (step-by-step)
- Hire a qualified professional to assess your site and prepare a compliant OSSF design (designs must meet state standards).
- Gather required documents: parcel map/lot plan, soil evaluation report, proposed system design, and any supporting reports.
- Submit the permit application to the issuing authority for your area and pay the applicable fee.
- Await permit approval before any construction begins.
- Schedule and pass inspections at key milestones as directed by the issuing authority.
Inspections you should expect
- Pre-construction/site evaluation inspection (often required before trenching)
- During construction inspections (tank placement, piping, trenching, and backfill)
- Final inspection and system startup test
- Any required follow-up inspections after repairs or modifications
After permit: maintenance, records & compliance
- Keep all permit paperwork and inspection reports in a accessible file for your records.
- Regular maintenance: many OSSFs require routine pumping and service; maintain documentation and service contracts if applicable.
- Advanced or alternative systems (e.g., aerobic treatment units) often require periodic O&M inspections by a certified operator.
- If you sell the property, be prepared to provide records or a compliance letter as requested by buyers or lenders.
Quick tips to smooth the process
- Verify the correct issuing authority for your exact address before starting plans.
- Include a complete site plan, soil evaluation, and system design with your application.
- Schedule inspections early; delays are often caused by missed inspection windows.
- Stay proactive with maintenance and keep all documentation up to date.
Official resources
Cost Expectations for Septic Services in Lynn County
How to plan your septic service in Lynn County
- Identify the service you need (pump, inspect, repair, install, replace).
- Check local OSSF rules and permit requirements with the TCEQ and your county health office.
- Gather 3 quotes from licensed septic professionals who service Lynn County.
- Review each proposal for scope, materials, timelines, disposal method, and warranties.
Septic Tank Pumping and Cleaning
- What it includes: removing sludge and scum from the tank, hauling waste to an approved facility, cleaning interior surfaces, inspecting baffles and lids, checking the effluent screen, and noting any root intrusion or signs of failure. Frequency depends on usage, tank size, and household water use.
- Lynn County specifics: remote properties can incur travel fees; local disposal facilities set waste-take requirements; soil and groundwater depth influence how often you should pump.
- Typical cost in Lynn County: $200–$400 for a standard 1,000–1,500 gallon tank; $400–$800 for larger or dual-tank systems; travel surcharge may apply.
- Official resources:https://www.tceq.texas.gov/permitting/ossf
Septic System Inspection (Annual or Pre-purchase)
- What it includes: visual inspection of the tank and piping, baffle condition, effluent screen, pump status if present, leaks, and seepage; may include a dye test or camera inspection of lines if needed; documentation suitable for lenders or sellers.
- Lynn County specifics: recommended before buying or refinancing; some lenders require a formal OSSF status; if there's ATU equipment, additional checks may be needed.
- Typical cost in Lynn County: $150–$300 for a standard inspection; $400–$600 if video inspection or dye testing is added.
- Official resources:https://www.tceq.texas.gov/permitting/ossf
New Septic System Installation
- What it includes: site evaluation, OSSF design by a licensed designer, securing permits, excavation and tank placement, drain field or alternative system installation (e.g., mound when soils are not suitable), backfilling, testing, and final setbacks and documentation.
- Lynn County specifics: caliche or clay soils can necessitate mound or alternative drain fields, potentially increasing cost and lead times; permit and inspection fees apply; proximity to wells and property lines can affect design.
- Typical cost in Lynn County: conventional gravity drain field typically $12,000–$25,000; mound or specialty systems often $15,000–$40,000+.
- Official resources:https://www.tceq.texas.gov/permitting/ossf; EPA septic guidance: https://www.epa.gov/septic
Septic System Repair
- What it includes: diagnosing cracks, leaks, or blockages; replacing damaged pipes or tanks; repairing or replacing baffles; restoring drainage and trench performance; final testing and documentation.
- Lynn County specifics: longer runs or remote sites may add labor and travel; some repairs require permits or adjustments to the system design.
- Typical cost in Lynn County: minor repairs $200–$1,000; more extensive repairs $1,500–$5,000+.
- Official resources:https://www.tceq.texas.gov/permitting/ossf
Drain Field Replacement/Repair
- What it includes: locating the leach field, evaluating soil absorption, replacing or reconstructing lines, installing new leach beds or alternative designs, reseeding or turf restoration, and updating records.
- Lynn County specifics: soil permeability and caliche layers commonly influence field design; can be one of the most expensive components.
- Typical cost in Lynn County: $7,000–$20,000+ depending on size, soil, and system type (mound systems higher).
- Official resources:https://www.tceq.texas.gov/permitting/ossf
Aerobic Treatment Unit (ATU) Maintenance
- What it includes: routine service to maintain effluent quality, cleaning pumps and screens, checking aerators, replacing filters, ensuring electrical and ventilation components, and confirming discharge meets standards.
- Lynn County specifics: ATUs may be chosen to fit limited drain field area; some homes may require annual permit documentation and service contracts.
- Typical cost in Lynn County: $100–$150 per service; parts $50–$400; annual service plans $300–$600.
- Official resources:https://www.tceq.texas.gov/permitting/ossf
Tank Riser Installation and Access Improvements
- What it includes: installing or raising tank risers, extending access lids to grade level, ensuring safe and compliant pumping access, and labeling.
- Lynn County specifics: improves maintenance efficiency on rural properties; helps with compliance and recordkeeping.
- Typical cost in Lynn County: $1,000–$2,500 depending on materials and tank depth.
- Official resources:https://www.tceq.texas.gov/permitting/ossf
Septic System Abandonment/Decommissioning
- What it includes: safe pumping or emptying, filling the tank with inert material (gravel or sand), sealing the access, site restoration, and updating OSSF records with the local authority.
- Lynn County specifics: required when a property is no longer in use or being transferred; proper closure prevents groundwater contamination and future misuse.
- Typical cost in Lynn County: $300–$1,000.
- Official resources:https://www.tceq.texas.gov/permitting/ossf
Official resources cited above provide regulatory context and guidance for OSSFs in Texas. For general federal guidance, see EPA's septic page: https://www.epa.gov/septic and explore extension-based homeowner guidance at Texas A&M AgriLife Extension for localized best practices. https://extension.agrilife.org/
Septic vs Sewer Across Lynn County
How sewer service works in Lynn County
- In many parts of Lynn County, wastewater is collected through a municipal or district sewer system. Waste travels to a centralized treatment plant, and homeowners are billed for sewer service.
- If sewer isn't available at your address, you'll rely on an on-site system (septic) that treats and disperses wastewater on your property under state and local oversight.
- Availability varies by location. Rural areas are more likely to rely on septic, while towns and incorporated areas connect to public sewer.
Key differences at a glance
- Septic system on your property
- Pros: Potentially lower monthly utility costs, independence from public lines, more control over maintenance schedule.
- Cons: Upfront installation cost, regular pumping and inspections, compliance with state rules, and potential field failure if soils aren't suitable.
- Public sewer hookup
- Pros: No on-site disposal system to maintain, predictable monthly fees, lower risk of on-site system failures.
- Cons: Connection fees (tap-in), ongoing sewer charges based on usage, potential service interruptions during outages, and sometimes higher long-term costs.
- Availability and suitability
- Septic suitability depends on soil, groundwater depth, and lot design.
- Sewer depends on local infrastructure reach and utility plans; some addresses may never be connected.
Costs and maintenance considerations
- Septic systems
- Upfront costs: Design and installation, with variations by soil, tank size, and access for pumping.
- Ongoing costs: Regular pumping (roughly every 3–5 years for typical residential tanks), inspections, and occasional repairs.
- Maintenance tips: Use water wisely, filter solids, avoid flushing non-biodegradables, and keep chemicals out of the system to protect beneficial bacteria.
- Public sewer
- Upfront costs: Connection/tap-in fees may apply when connecting to the system.
- Ongoing costs: Monthly sewer charges on your utility bill, typically based on water usage.
- Maintenance tips: Report sewer backups promptly; even with sewer, don't pour fats, oils, or non-flushable items down drains.
Step-by-step: Decide which option is right for your property
- Confirm service availability for your address. Contact the local utility or Lynn County's official channels to see if sewer is available where you live.
- Obtain estimates. Request a sewer connection cost from the utility and a licensed septic designer's estimate for a compliant on-site system.
- Assess the site. Have soils and groundwater conditions evaluated (percolation tests or soil reports) to determine septic feasibility.
- Compare long-term costs. Weigh upfront installation vs. ongoing charges, pumping, and potential repairs over 20–30 years.
- Consider risk and resale. Evaluate environmental risk, maintenance burden, and how either option affects property value and compliance with state rules (TCEQ requirements).
Official resources
- Texas Commission on Environmental Quality (OWTS/Onsite Wastewater Treatment Systems):
- U.S. Environmental Protection Agency (Septic Systems):
- Lynn County, TX official site (local information and contacts): https://www.co.lynn.tx.us
