Overview 17% boost in biogas production year-over-year (60-day period) 12% increase in power generation from biogas over the same period THE SITE A California-based renewable energy company operates a 9-MG dairy digester in Sacramento County. The system has been operational since July 2013. It receives manure from the farm’s 1,300 cows. The combined heat and
Overview 3 farms, each with a shallow pit designed with two 20,000-gallon pits Pits treated only once in early 2019 with 25 pounds of ManureMagic® 68% reduction in total jetting service calls to remedy stubborn manure accumulation A major swine producer routinely uses ManureMagic® for a variety of needs ranging from solids liquefaction in deep
Overview >30%: Average daily production boost of biogas after introducing Drylet’s BioReact AD 60%: Methane ratio remains unchanged and steady $470: Daily value of additional electricity sold to the utility $2,086: Average daily new gross income opportunity from renewable natural gas sold to the pipeline (on top of historically generated electricity) THE SITE Dallmann’s East
Overview Settling Volume (SSV) showed a 37% reduction over the 4-week demonstration Sludge Volume Index (SVI) improved from 140 to about 80 ml/g – a 42.8% decrease. Clarification capacity increased by about 960 gals/ft2.day, or enhanced capacity for the clarifier to handle 4-5X of average flow during high flow events. THE SITE The 58-MGD WWTP
Overview • Biogas generation: +32 percent (212 MWH/month) • Natural gas consumption: -10 percent (221 MWH/month) • Volatiles Solids (VS) reduction: +10 percent • Total Solids (TS) reduction: +9 percent (2.82 dry tons/day) • Gross savings: $22,000 per month THE SITE The 55-MGD wastewater treatment plant has been a leader in the use of renewable
Overview 78% biosolids reduction year-over-year 68% in monthly net savings over the same period No more bulking, excellent denitrification, single digit TSS and BOD values without any infrastructural changes or additions by Keith Milne, Chief Operator, Town of Deerfield Wastewater Division, South Deerfield, MA I first learned about Drylet’s Aqua Assist through an article I read in
Overview 81% BOD drop within 20 days 94% fecal coliform drop within 20 days A major cheese producer in Canada reached out to Drylet in a desperate search for a solution to decrease the BOD concentration in their wastewater lagoon effluent. This producer needed to meet the BOD discharge requirements of <25 mg/l. The treatment
Overview44% sludge-level drop over 9 months with no product added61.6% total sludge reduction in 12 months since ManureMagic® was first introduced4,000-head operation feeds weekly into lagoon
OverviewMicrobial activity revived in 24 hoursNo need to haul in activated sludgeAllowed plant to stay in compliance The wastewater treatment plant at Trinity, in East Texas, ran into significant problems with its oxidation ditch facility when both its aeration rotors failed. One went down. The second kept working, but only intermittently and for no more
Overview32% less bleach used for disinfection33% reduction in biosolidsReduced polymer use and labor-hours for pressing sludge A municipal utility district or M.U.D. in the local Houston area was looking for new technologies that could help reduce costs, and chose to give Aqua Assist a try. They have been using Aqua Assist at their 4 MGD