Low Temperature (LT) is a blend of cold weather Bacillus bacteria designed for reliable performance when water drops below 15°C/60°F. While standard bacteria lose efficiency in cold weather, strains in LT retain up to 90% biological activity at 4°C/39°F, providing effective winter wastewater treatment for plants and lagoons, and supporting pond maintenance where cold weather slows natural biology. By reducing sludge buildup and supporting nutrient balance, LT helps operators avoid seasonal disruptions and ensures a smooth handoff into spring operations.

  • High Cold-Weather Activity: Maintains ~90% biological performance at 4 °C/39 °F for effective BOD, COD, TSS, and sludge removal.
  • Rapid System Recovery: Provides reliable low temperature bioaugmentation to speed recovery from winter upsets that normally take 2–3x longer to stabilize
  • Nutrient & Sludge Control: Limits winter sludge accumulation and nitrogen/phosphorus release that trigger odors, TSS spikes, and algae growth in spring.
  • Hydraulic Resilience: Protects against washout and fluctuating flows during storms and variable loading.
  • Year-Round Reliability: Strengthens winter stability while ensuring continuity from cold-weather operations to spring startup.

Cold weather creates major challenges for wastewater systems of all types, from municipal and industrial plants to lagoons and ponds. Lower temperatures slow biological conversion and accelerate sludge buildup, creating seasonal risks. LT addresses these issues by supplying a tailored consortium of low temperature wastewater treatment bacteria that remain active and resilient when conventional microbes become sluggish.

Formulated to enhance activated sludge cold weather performance, lagoons, and biological nutrient removal systems, LT supports consistent BOD reduction at low temperature, reliable COD reduction in cold wastewater, and more stable ammonia removal and denitrification cycles. Its cold-active strains help maintain effluent clarity, reduce odor, and limit the seasonal sludge accumulation that typically disrupts operations in spring.


Enhances Winter Wastewater Treatment

LT is engineered to perform in cold environments across municipal and industrial wastewater systems. Its cold-active microbial strains deliver dependable results where conventional bioaugmentation products slow down.

  • Retains ~90% activity at 4 °C/39 °F for effective cold-weather treatment
  • Maintains BOD, COD, TSS, and sludge removal under winter conditions
  • Supports stable treatment in WWTPs, lagoons, and pond systems

Sludge Digestion and Nutrient Control at Low Temperatures

By limiting excess solids buildup during winter, LT helps prevent nutrient surges that cause springtime process problems.

  • Prevents nitrogen and phosphorus release that drive odors and algae blooms
  • Reduces sludge handling and hauling costs
  • Minimizes effluent upsets tied to seasonal load changes

Improves Plant Stability and Recovery

LT strengthens cold-weather process resilience, keeping operations stable and helping facilities recover faster from upsets.

  • Supports rapid recovery when winter disruptions occur (up to 2–3× faster stabilization)
  • Reduces vulnerability to hydraulic washout during storms and variable flows
  • Works synergistically with existing biomass for balanced microbial communities

Technical Highlights

  • Specialized cold-active microbial consortium
  • Retains high activity at 4 °C/39 °F
  • Targets BOD, COD, TSS, sludge, and nutrient reduction
  • All natural, non-toxic, and non-GMO
  • Works in both municipal and industrial wastewater systems, lagoons and ponds

Applications

  • Municipal systems: activated sludge, SBR, MBBR, clarifiers, lagoons
  • Industrial effluents: food processing, pulp & paper, dairy, brewery
  • Ponds & lagoons: sludge reduction, water clarity, odor control, seasonal stability

Why Choose Low Temperature (LT) Microbes?

  • Proven Cold-Weather Performance: Retains ~90% biological activity at 4 °C/39 °F when other products slow dramatically
  • Stronger Winter Stability: Keeps systems compliant by reducing sludge, odors, and nutrient surges
  • Faster Recovery: Provides reliable low-temperature bioaugmentation to shorten recovery from winter upsets
  • Broad System Compatibility: Effective in WWTP, waste lagoons and ponds
  • Trusted Manufacturing: Produced under strict quality controls in the USA; natural, non-GMO, and reliable

Searching for the best low temperature wastewater treatment bacteria? Bio-Green LT delivers a proven, science-backed solution for winter operations in municipal plants, lagoons, and ponds. Whether you need bulk supply for wastewater operations, private-label microbes, or OEM microbial bases for product development, LT provides dependable value for B2B buyers and distributors seeking a trusted cold-weather bioaugmentation platform.

Technical Data


Concentration (CFU):

  • Powder: 2, 50 billion CFU/g dry powder
  • Liquid: 13.5 billion CFU/ml liquid
  • Blocks: 6 billion CFU/g
  • Tabs: custom

Custom concentrations available upon request

Packaging Options:

  • Powder: 22 lb (10 kg) pails, 44 lb (20 kg) pails and 340 lb (155 kg) drums
  • Liquid: Quart, liter, gallons and 55 gallon (208 liter) drums
  • Blocks: Cases of 4
  • Tablets: All tab sizes packed in pails

Smaller packaging available upon request

Shelf-life:

  • 2 years at room temperature
  • 3 years refrigerated

Storage Recommendations:

  • Store in a cool, dry location away from direct sunlight
  • Reseal container tightly after each use

Application Guidelines:

Range Optimal
pH Range
Temperature

Application Rates


Powder
Wastewater Treatment Plant Application Rates for 50 billion CFU/g product
PPM Grams per million
liters/day
Grams per million
gallons/day
Notes
0.04 40 150 Starting Dose
0.08 80 300 After 2 weeks
Liquid
Wastewater Treatment Plant Application Rates for 13.5 billion CFU/ml product
PPM ml per million
liters/day
ml per million
gallons/day
Notes
0.04 150 570 Starting Dose
0.08 300 1140 After 2 weeks

Blocks

  • Wastewater: one block typically treats ~1,500m3 (1.5 million liters) of water and slowly dissolves over ~30 days. Dissolve rate fluctuates with water temperature and flow rate.
  • Pond maintenance: one block treats a 1-acre pond for ~30 days.

Fast-Dissolve Tabs

  • Fast-dissolve tablets dissolve within 1 hour. Available in multiple sizes (5g, 28g, 130g).

Product Basics

Q: What is Low Temperature (LT) and how does it work?

A: LT is a specialized blend of low temperature wastewater treatment bacteria designed for cold weather operations. These cold-active, psychrotolerant strains retain ~90% biological activity at 4 °C/39 °F, allowing wastewater plants, lagoons, and ponds to maintain treatment efficiency when conventional microbes slow down. LT supports reliable BOD, COD, TSS, and sludge reduction in winter conditions.


Q: Why do I need LT instead of a regular wastewater bacteria product?

A: Standard microbial products lose about 50% of their activity for every 10 °C temperature drop. In cold weather, this means treatment slows dramatically, leading to sludge buildup, odor, and compliance issues. LT’s cold weather wastewater microbes are engineered for winter wastewater treatment, keeping systems stable and reducing seasonal disruptions.


Technical Performance

Q: What treatment benefits does LT provide in cold weather?

A: LT supports critical biological functions that are normally compromised at low temperatures:

  • BOD reduction at low temperature for cleaner effluent
  • COD reduction in cold wastewater for consistent organic breakdown
  • Low temperature denitrification for nutrient compliance
  • Sludge digestion at low temperatures to reduce hauling and springtime surges

Q: Does LT help reduce sludge and odors?

A: Yes. LT’s cold-active microbes accelerate sludge digestion at low temperatures, limiting solids buildup. This prevents nitrogen and phosphorus release that drive odors, TSS spikes, and algae blooms during spring thaw.


Q: Can LT reduce operating costs?

A: By improving biological efficiency in winter, LT reduces sludge hauling, dredging, and chemical costs. It also minimizes aeration energy demand by keeping the biomass active and stable in cold conditions.


System Applications

Q: Can LT be used in activated sludge, SBR, or MBBR systems?

A: Yes. LT is formulated for activated sludge cold weather performance and works well in SBR cold weather treatment and MBBR cold temperature systems. It also improves stability in lagoons and ponds where operators need low-maintenance, reliable microbial activity during winter.


Q: Is LT suitable for winter pond maintenance?

A: Absolutely. LT is effective for ponds that experience sludge buildup, odor, or algae problems in winter. By maintaining microbial activity in cold water, LT prevents nutrient surges and ensures smoother pond recovery as temperatures rise.


Formats & Packaging

Q: What product formats are available?

A: LT is supplied in multiple dosing options to fit different systems:

  • Powder: 22 lb (10 kg) pails, 44 lb (20 kg) pails, 340 lb (155 kg) drums
  • Liquid: quarts, liters, gallons, and 55 gallon (208 L) drums
  • Blocks: packed in cases of 4
  • Tablets: packed in pails or cases of 12

Q: Does Low Temperature (LT) come in block form?

A: Yes. LT is available as a slow-release block designed for easy dosing in ponds, lagoons, and wastewater treatment systems. The block format steadily delivers low temperature lagoon and pond bacteria into the water, ensuring consistent activity through the winter months.


Q: How long does an LT block last, and what area does it treat?

A: Each LT block is formulated to dissolve gradually over about 30 days, depending on water temperature, flow, and organic load. As a general guide, one block can maintain microbial activity in approximately one acre of pond or lagoon surface area. Multiple blocks can be applied for larger systems or higher loading conditions.


Q: Where should I place LT blocks for best performance?

A: Place blocks where there is good circulation—such as near aerators, inlets, or suspended from docks or platforms. Circulation helps disperse the microbes evenly for reliable sludge digestion and water quality improvement.


Q: Are LT blocks safe for fish, plants, and wildlife?

A: Yes. LT blocks contain all-natural, non-GMO bacteria and are safe for fish, aquatic plants, pets, and wildlife. They are also safe for recreational water, which can be used immediately after application.


Buying & Distribution

Q: Do you offer LT in bulk or wholesale formats?

A: Yes. LT is available in bulk and wholesale supply for municipal and industrial wastewater facilities, pond managers, and lagoon operators. Custom CFU concentrations and packaging sizes are available upon request.


Q: Is LT available for private label, OEM, or distributors?

A: Yes. LT is offered in private label, OEM, and distributor-ready formats. It can be packaged in powder, liquid, block, or tablet form to meet the needs of B2B buyers across different markets.


Q: Where can I buy low temperature bacteria for wastewater treatment?

A: You can buy directly from us in bulk, wholesale, private label, OEM, and distributor formats, with domestic and international shipping available.


Q: How can I place an order or request a quote?

A: Contact our sales team to request pricing. We work directly with WWTP operators, pond and lagoon managers, industrial users, OEMs, and distributors.



Case Studies


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