Cenla Environmental Science | 3609 Mac Lee Drive | Alexandria | LA 71302
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Case Studies

Case Study 1: NE Louisiana Town of 4,000

On March 5, 2013, the mayor of a northeast Louisiana town of approximately 4,000 people received a Notice of Violation of the Safe Drinking Water Act from the Louisiana Department of Health and Hospitals, Office of Public Health (LDHH, OPH).  The mayor requested Cenla Environmental Science’s assistance. The violation for failing to monitor for disinfection by-products requires that the town publicly notify “all customers on [ read more ]

Case Study 2: City of 6,000 Drinking Water Violation

In January of 2013, a parish seat of 6,000 received notice from the Louisiana Department of Health and Hospitals, Office of Public Health of a positive bacteriological result from the city’s routine samples. Cenla Environmental Science immediately began a dialogue with LDHH OPH.  Due to extreme flooding that occurred in mid-January, LDHH OPH advised that repeat samples from the city’s collection sites and city’s water [ read more ]

Case Study 3: Permit Changes Create Savings for NE Louisiana City

 A northeast Louisiana town had seen its population decline from the 2000 to 2010 census with a current population of approximately 4,000, almost 50% who were below the poverty line.  For years, the city’s wastewater facility’s design treatment capacity had been 1.6 million gallons per day.  The design capacity far exceeded the city’s current discharge and exceeded the city’s future capacity needs.  This meant the [ read more ]

Case Study 4: Energy & Performance Audit Provides Huge Savings

 The American Recovery and Reinvestment Act provided a northeast Louisiana city a grant for improvements to their wastewater facility.  While the grant was nice, the funds provided for improvements to infrastructure whose operation was costly.  The city felt their current energy bill was extremely high and the additions of new 25 horsepower aerators were expected to add significant cost.  The energy cost alone to operate [ read more ]